Woolmer Green

Woolmer Green is covered by postcode districts AL6 and SG3. It is mostly in the Welwyn Hatfield council area: 180 of its 207 postcodes. The others are in North Hertfordshire.

Typical price £642,500 Homes sold in Woolmer Green, last 12 months. ▲ 8.5% on the year before Gigabit broadband 153 of 206 postcodes where every home and business can get it Flooding Not on the at-risk list No postcode here has a home or business in an area at risk from rivers or the sea Schools 2 2 primary schools at its postcodes

Every postcode in Woolmer Green, by flood risk

Map of every postcode in Woolmer Green, by flood risk Of the 207 postcodes in Woolmer Green that ONS places, 207 are not on the Environment Agency's at-risk list. Places named: Woolmer Green. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. AL6 0EF: not on the flood risk listAL6 0EQ: not on the flood risk listAL6 0FJ: not on the flood risk listAL6 0GD: not on the flood risk listAL6 0HD: not on the flood risk listAL6 0HU: not on the flood risk listAL6 0NG: not on the flood risk listAL6 0PG: not on the flood risk listAL6 0PH: not on the flood risk listAL6 0PJ: not on the flood risk listAL6 0PL: not on the flood risk listAL6 0PN: not on the flood risk listAL6 0PP: not on the flood risk listAL6 0PQ: not on the flood risk listAL6 0PR: not on the flood risk listAL6 0PS: not on the flood risk listAL6 0PT: not on the flood risk listAL6 0PU: not on the flood risk listAL6 0PW: not on the flood risk listAL6 0PX: not on the flood risk listAL6 0PY: not on the flood risk listAL6 0PZ: not on the flood risk listAL6 0QA: not on the flood risk listAL6 0QB: not on the flood risk listAL6 0QD: not on the flood risk listAL6 0QE: not on the flood risk listAL6 0QF: not on the flood risk listAL6 0QG: not on the flood risk listAL6 0QH: not on the flood risk listAL6 0QJ: not on the flood risk listAL6 0QL: not on the flood risk listAL6 0QN: not on the flood risk listAL6 0QP: not on the flood risk listAL6 0QQ: not on the flood risk listAL6 0QR: not on the flood risk listAL6 0QS: not on the flood risk listAL6 0QT: not on the flood risk listAL6 0QU: not on the flood risk listAL6 0QW: not on the flood risk listAL6 0QX: not on the flood risk listAL6 0QY: not on the flood risk listAL6 0QZ: not on the flood risk listAL6 0RA: not on the flood risk listAL6 0RB: not on the flood risk listAL6 0RD: not on the flood risk listAL6 0RE: not on the flood risk listAL6 0RF: not on the flood risk listAL6 0RG: not on the flood risk listAL6 0RH: not on the flood risk listAL6 0RJ: not on the flood risk listAL6 0RL: not on the flood risk listAL6 0RN: not on the flood risk listAL6 0RP: not on the flood risk listAL6 0RQ: not on the flood risk listAL6 0RR: not on the flood risk listAL6 0RS: not on the flood risk listAL6 0RU: not on the flood risk listAL6 0RW: not on the flood risk listAL6 0RX: not on the flood risk listAL6 0RY: not on the flood risk listAL6 0RZ: not on the flood risk listAL6 0SA: not on the flood risk listAL6 0SB: not on the flood risk listAL6 0SD: not on the flood risk listAL6 0SE: not on the flood risk listAL6 0SF: not on the flood risk listAL6 0SG: not on the flood risk listAL6 0SH: not on the flood risk listAL6 0SJ: not on the flood risk listAL6 0SL: not on the flood risk listAL6 0SQ: not on the flood risk listAL6 0SS: not on the flood risk listAL6 0SX: not on the flood risk listAL6 0SZ: not on the flood risk listAL6 0TA: not on the flood risk listAL6 0TB: not on the flood risk listAL6 0TD: not on the flood risk listAL6 0TE: not on the flood risk listAL6 0TF: not on the flood risk listAL6 0TH: not on the flood risk listAL6 0TJ: not on the flood risk listAL6 0TL: not on the flood risk listAL6 0TN: not on the flood risk listAL6 0TP: not on the flood risk listAL6 0TQ: not on the flood risk listAL6 0TR: not on the flood risk listAL6 0TS: not on the flood risk listAL6 0TT: not on the flood risk listAL6 0TU: not on the flood risk listAL6 0TW: not on the flood risk listAL6 0TX: not on the flood risk listAL6 0TY: not on the flood risk listAL6 0TZ: not on the flood risk listAL6 0UA: not on the flood risk listAL6 0UB: not on the flood risk listAL6 0UD: not on the flood risk listAL6 0UE: not on the flood risk listAL6 0UG: not on the flood risk listAL6 0UH: not on the flood risk listAL6 0UJ: not on the flood risk listAL6 0UL: not on the flood risk listAL6 0UN: not on the flood risk listAL6 0UQ: not on the flood risk listAL6 0UR: not on the flood risk listAL6 0UU: not on the flood risk listAL6 0UW: not on the flood risk listAL6 0UX: not on the flood risk listAL6 0UY: not on the flood risk listAL6 0UZ: not on the flood risk listAL6 0XB: not on the flood risk listAL6 0XD: not on the flood risk listAL6 0XE: not on the flood risk listAL6 0XF: not on the flood risk listAL6 0XG: not on the flood risk listAL6 0XH: not on the flood risk listAL6 0XQ: not on the flood risk listAL6 9GP: not on the flood risk listAL6 9GR: not on the flood risk listAL6 9NG: not on the flood risk listAL6 9NJ: not on the flood risk listAL6 9NL: not on the flood risk listAL6 9NN: not on the flood risk listAL6 9NP: not on the flood risk listAL6 9NR: not on the flood risk listAL6 9NS: not on the flood risk listAL6 9NW: not on the flood risk listAL6 9SE: not on the flood risk listAL6 9SG: not on the flood risk listAL6 9SH: not on the flood risk listAL6 9SJ: not on the flood risk listAL6 9SN: not on the flood risk listAL6 9SP: not on the flood risk listAL6 9SQ: not on the flood risk listAL6 9SS: not on the flood risk listAL6 9ST: not on the flood risk listAL6 9SU: not on the flood risk listAL6 9SW: not on the flood risk listAL6 9SX: not on the flood risk listAL6 9SY: not on the flood risk listAL6 9SZ: not on the flood risk listAL6 9TA: not on the flood risk listAL6 9TB: not on the flood risk listAL6 9TD: not on the flood risk listAL6 9TE: not on the flood risk listAL6 9TF: not on the flood risk listAL6 9TG: not on the flood risk listAL6 9TP: not on the flood risk listAL6 9TQ: not on the flood risk listAL6 9TR: not on the flood risk listAL6 9TS: not on the flood risk listAL6 9TT: not on the flood risk listAL6 9TU: not on the flood risk listAL6 9TX: not on the flood risk listAL6 9TY: not on the flood risk listAL6 9UF: not on the flood risk listAL6 9UG: not on the flood risk listAL6 9UH: not on the flood risk listAL6 9UJ: not on the flood risk listAL6 9UQ: not on the flood risk listSG3 6FA: not on the flood risk listSG3 6FB: not on the flood risk listSG3 6FD: not on the flood risk listSG3 6FE: not on the flood risk listSG3 6FF: not on the flood risk listSG3 6FG: not on the flood risk listSG3 6FL: not on the flood risk listSG3 6FN: not on the flood risk listSG3 6FP: not on the flood risk listSG3 6HS: not on the flood risk listSG3 6HW: not on the flood risk listSG3 6HY: not on the flood risk listSG3 6JD: not on the flood risk listSG3 6JE: not on the flood risk listSG3 6JF: not on the flood risk listSG3 6JG: not on the flood risk listSG3 6JH: not on the flood risk listSG3 6JJ: not on the flood risk listSG3 6JL: not on the flood risk listSG3 6JN: not on the flood risk listSG3 6JP: not on the flood risk listSG3 6JS: not on the flood risk listSG3 6JU: not on the flood risk listSG3 6JW: not on the flood risk listSG3 6JX: not on the flood risk listSG3 6JY: not on the flood risk listSG3 6JZ: not on the flood risk listSG3 6LA: not on the flood risk listSG3 6LB: not on the flood risk listSG3 6LD: not on the flood risk listSG3 6LE: not on the flood risk listSG3 6LG: not on the flood risk listSG3 6LJ: not on the flood risk listSG3 6LL: not on the flood risk listSG3 6LN: not on the flood risk listSG3 6LP: not on the flood risk listSG3 6LR: not on the flood risk listSG3 6LS: not on the flood risk listSG3 6LT: not on the flood risk listSG3 6LU: not on the flood risk listSG3 6LW: not on the flood risk listSG3 6LX: not on the flood risk listSG3 6LZ: not on the flood risk listSG3 6NB: not on the flood risk listSG3 6QT: not on the flood risk list Woolmer Green Map of every postcode in Woolmer Green, by flood risk Of the 207 postcodes in Woolmer Green that ONS places, 207 are not on the Environment Agency's at-risk list. Places named: Woolmer Green. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. Woolmer Green
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 207

Of the 207 postcodes in Woolmer Green that ONS places, 207 are not on the Environment Agency's at-risk list.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

The middle of its postcodes: latitude 51.8459, longitude -0.1937. Open this area on OpenStreetMap

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; flood risk: Environment Agency, published 6 July 2026; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

What is it like to live in Woolmer Green?

Homes sold for a typical £642,500 in the 12 months to August 2026, up 8.5% on the 12 months before. At 153 of the 206 postcodes Ofcom reports on, every home and business can get gigabit broadband. None of its 207 postcodes is on the Environment Agency's list of those with a home or business at risk of flooding from rivers or the sea. It has 2 primary schools at its postcodes. The nearest GP practice is Bridge Cottage Surgery, 2.3 km from the middle. The nearest railway station is Knebworth, 2.4 km from the middle of its postcodes in a straight line.

We don't rate places; here are the figures so you can judge.

Source: HM Land Registry, Ofcom, the Environment Agency, the Department for Education, NHS England and the Department for Transport, as each section of this page says. See all our data sources

What do homes cost in Woolmer Green?

Homes in Woolmer Green sold for a typical £642,500 in the 12 months to August 2026, across 62 sales, up 8.5% on the 12 months before, HM Land Registry's figures show.

£642,500 typical price, the 12 months to August 2026
12 months to August 2025
£592,000
12 months to August 2026
£642,500

▲ up 8.5% on the 12 months before

Detached£840,000 31 sales
Semi-detached£610,000 16 sales
Terraced£399,950 11 sales
Flat or maisonette 4 sales, too few to price

Across the whole AL6 district, Woolmer Green's main postcode district: a typical £700,000.

Sales at the postcodes ONS places in Woolmer Green: standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Are new homes being built in Woolmer Green?

10 of the 207 postcodes now in use in Woolmer Green came into use in January 2020 or later, ONS says. In the 12 months to August 2025, 1 of the 76 homes sold in Woolmer Green were newly built (1%), HM Land Registry's records show; across the AL6 district, 4%.

The newest postcodes

SG3 6FLsince April 2022SG3 6FNsince April 2022SG3 6FJsince October 2021SG3 6FGsince September 2021SG3 6FBsince May 2021SG3 6FFsince March 2021

A new postcode is often a new street or estate, but Royal Mail also makes new postcodes when it reorganises old ones, so not every one means new homes. Only postcodes still in use are counted.

New homes among the homes sold

PeriodIn Woolmer GreenAcross the AL6 district
The 12 months to August 2026 0 of 62 (0%) 0 of 113 (0%)
The 12 months to August 2025 1 of 76 (1%) 6 of 158 (4%)

Standard sales of homes at market value that HM Land Registry marks as newly built. New homes take longer to be registered than other sales, so the latest 12 months count fewer of them than were sold. A share is given from 5 sales or more.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026; HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021, Open Government Licence v3.0. How we use it

What broadband can you get in Woolmer Green?

Ofcom reports on 206 of the 207 postcodes in Woolmer Green. At 153 of them every home and business can get gigabit broadband.

Postcodes where every home can get gigabit153 of 206
Postcodes where every home can get superfast195 of 206

Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.

Check one address on Ofcom's checker

Source: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it

Is Woolmer Green at risk of flooding?

None of the 207 postcodes in Woolmer Green is on the Environment Agency's list of postcodes with a home or business in an area at risk of flooding from rivers or the sea.

Homes and businesses in an area at risk of flooding from rivers or the sea, as the Environment Agency counts them, added up over the postcodes. It is for the land, not each building, and leaves out surface water, groundwater and sewers. Each postcode page has its own figures and its flood warning areas.

Source: Environment Agency, Risk of Flooding from Rivers and Sea (postcodes in areas at risk), published 6 July 2026, Open Government Licence v3.0. How we use it

Which schools are in Woolmer Green?

The primary schools are at the postcodes in Woolmer Green. There is no secondary school at its postcodes; these are the nearest to its middle. Distances are straight lines from the middle of its postcodes. Distance is not a catchment: each council sets its own admission rules.

Primary

Secondary

Find and compare schools in England, on GOV.UK

Source: Department for Education, Get Information about Schools, read 17 October 2026, Open Government Licence v3.0. Each school opens its own record there. How we use it

How far is the station from Woolmer Green?

The nearest railway station to the centre point of the postcodes in Woolmer Green is Knebworth Rail Station, 2.4 km away in a straight line.

  • Knebworth Rail Station Railway station 2.4 kmCycle
  • Welwyn North Rail Station Railway station 2.5 kmCycle
  • Welwyn Garden City Rail Station Railway station 5.0 kmDrive

Straight-line distances from the centre point, not routes. Walk: under 1.2 km. Cycle: 1.2 to 5 km. Drive: further.

Straight-line distances from the middle of the postcodes, not routes. Each postcode page lists its own nearest stations and bus stops. The Department for Transport's register does not say how often services run.

Source: Department for Transport, NaPTAN, read 17 October 2026, Open Government Licence v3.0. How we use it

Which GP surgeries are in Woolmer Green?

There is no GP practice at the postcodes in Woolmer Green. These are the nearest to its middle, in a straight line. Each practice sets the area it takes patients from, so check with it before registering.

Find a GP on the NHS website

Source: NHS England, Organisation Data Service (GP practices), read 17 October 2026, Open Government Licence v3.0. How we use it

Is Woolmer Green safe? Crime recorded around it

Police.uk records 171 crimes and reports of anti-social behaviour within a mile of the middle of the postcodes in Woolmer Green over the 12 months from September 2025 to August 2026. August 2026 is the latest month it has published. These are counts, not a rate: we hold no count of the people who live, work or pass through, so we do not say whether a place is safe.

Each month, September 2025 to August 2026

  1. 16 September 2025
  2. 13 October 2025
  3. 15 November 2025
  4. 10 December 2025
  5. 13 January 2026
  6. 12 February 2026
  7. 15 March 2026
  8. 13 April 2026
  9. 15 May 2026
  10. 9 June 2026
  11. 24 July 2026
  12. 16 August 2026

By kind, over the 12 months

Violence and sexual offences80 reports
Anti-social behaviour37 reports
Criminal damage and arson13 reports
Vehicle crime9 reports
Other theft7 reports
Burglary6 reports
Other crime6 reports
Public order5 reports

Also: shoplifting 5, drugs 3.

Police.uk says its locations "always represent the approximate location of a crime". Each crime is moved to the nearest of a fixed list of map points, each over a street centre, a public place or a commercial premises, chosen so that every point covers at least eight addresses or none. A mile is a wide circle: in a town it takes in the centre and its shops, where much crime is recorded.

Crime around one postcode

Source: Police.uk (data.police.uk), data to August 2026, from its download of 30 September 2026, Open Government Licence v3.0. How we use it

Who runs Woolmer Green?

Councils
Welwyn Hatfield (180) and North Hertfordshire (27)
County council
Hertfordshire
Parliamentary constituencies
Welwyn Hatfield (180) and Stevenage (27)
Police force area
Hertfordshire
Region
East of England
Country
England

Where the place crosses a boundary, a row lists each side with its number of postcodes. Check a postcode for its own. What council am I in?

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources

Moving to Woolmer Green

Who to tell and what to sort out in your first week.

Who to tell when moving house: the full list Moving house checklist

Woolmer Green postcodes

207 postcodes in use in Woolmer Green, by district:

AL6 postcode district,159 postcodesSG3 postcode district,48 postcodes

Those districts are in the AL postcode area and SG postcode area.

Check a Woolmer Green postcode

Enter a full postcode to see its ward, its flood risk, house prices in its sector and its nearest schools.

Do not know the postcode? What is my postcode?

Places near Woolmer Green

With the typical price of a home in each, to set beside Woolmer Green's £642,500. Distances are straight lines between the middles of each place's postcodes.

Knebworth2.2 km, £418,500Welwyn2.4 km, £470,000Codicote2.9 km, £392,500Welwyn Garden City5.1 km, £420,000Stevenage6.7 km, £350,000Wheathampstead7.9 km, £630,000Hertford9.5 km, £425,000Hatfield9.8 km, £365,000 All places A to Z

Questions about Woolmer Green

What is it like to live in Woolmer Green?
Homes sold for a typical £642,500 in the 12 months to August 2026, up 8.5% on the 12 months before. At 153 of the 206 postcodes Ofcom reports on, every home and business can get gigabit broadband. None of its 207 postcodes is on the Environment Agency's list of those with a home or business at risk of flooding from rivers or the sea. It has 2 primary schools at its postcodes. The nearest GP practice is Bridge Cottage Surgery, 2.3 km from the middle. The nearest railway station is Knebworth, 2.4 km from the middle of its postcodes in a straight line. We don't rate places; here are the figures so you can judge. Source: HM Land Registry, Ofcom, the Environment Agency, the Department for Education, NHS England and the Department for Transport, as each section of this page says.
What is the postcode for Woolmer Green?
Woolmer Green is covered by postcode districts AL6 and SG3, across 207 postcodes in use. Source: ONS Postcode Directory.
How much are houses in Woolmer Green?
Homes in Woolmer Green sold for a typical £642,500 in the 12 months to August 2026, across 62 sales, up 8.5% on the 12 months before. Source: HM Land Registry Price Paid Data, files dated 28 September 2026.
What schools are in Woolmer Green?
In Woolmer Green, primary schools at its postcodes include Oaklands Primary School and St Michael's Woolmer Green CofE VA Primary School; the nearest secondary school to the middle of its postcodes is Sherrardswood School, 2.1 km away in a straight line. Source: Department for Education, Get Information about Schools, read 17 October 2026.
Does Woolmer Green have a railway station?
The nearest railway station to the centre point of the postcodes in Woolmer Green is Knebworth, 2.4 km away in a straight line. Source: Department for Transport, NaPTAN, read 17 October 2026.
What broadband can you get in Woolmer Green?
Ofcom reports on 206 of the 207 postcodes in Woolmer Green. At 153 of them every home and business can get gigabit broadband. Source: Ofcom, Connected Nations, Spring 2026.
Is Woolmer Green at risk of flooding?
None of the 207 postcodes in Woolmer Green is on the Environment Agency's list of postcodes with a home or business in an area at risk of flooding from rivers or the sea. This is long-term risk for the land, and leaves out surface water. Source: Environment Agency.
Are new homes being built in Woolmer Green?
10 of the 207 postcodes now in use in Woolmer Green came into use in January 2020 or later, ONS says. In the 12 months to August 2025, 1 of the 76 homes sold in Woolmer Green were newly built (1%), HM Land Registry's records show; across the AL6 district, 4%. Source: ONS Postcode Directory and HM Land Registry Price Paid Data.

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