HP4 1NW postcode in Dacorum, Hertfordshire

HP4 1NW is a postcode in Dacorum, in the Ashridge ward. It is in the Harpenden and Berkhamsted parliamentary constituency and the Hertfordshire police force area, and has been in use since January 1980.

Flooding Not on the at-risk list The Environment Agency lists no home or business here in an area at risk from rivers or the sea Gigabit broadband 100% of homes and businesses at HP4 1NW can get it Across Dacorum: 86% Typical price £680,000 Homes sold in HP4 1, last 12 months. ▲ 10.6% on the year before Nearest station Berkhamsted 2.5 km in a straight line

Where HP4 1NW is, and what is near it

Map of HP4 1NW and what is near it Map of HP4 1NW: its centre point, with the 201 other postcodes in the HP4 1 sector, 4 schools (2 beyond the edge, shown by arrows), 2 railway stations (2 beyond the edge, shown by arrows) and 3 GP practices (2 beyond the edge, shown by arrows). North is up; the scale bar is 1 km. HP4 1AR: also in HP4 1HP4 1BS: also in HP4 1HP4 1BT: also in HP4 1HP4 1BU: also in HP4 1HP4 1BX: also in HP4 1HP4 1BY: also in HP4 1HP4 1BZ: also in HP4 1HP4 1DA: also in HP4 1HP4 1DB: also in HP4 1HP4 1DD: also in HP4 1HP4 1DF: also in HP4 1HP4 1DH: also in HP4 1HP4 1DJ: also in HP4 1HP4 1DL: also in HP4 1HP4 1DN: also in HP4 1HP4 1DP: also in HP4 1HP4 1DQ: also in HP4 1HP4 1DR: also in HP4 1HP4 1DS: also in HP4 1HP4 1DT: also in HP4 1HP4 1DU: also in HP4 1HP4 1DW: also in HP4 1HP4 1DX: also in HP4 1HP4 1DY: also in HP4 1HP4 1DZ: also in HP4 1HP4 1EA: also in HP4 1HP4 1EB: also in HP4 1HP4 1ED: also in HP4 1HP4 1EE: also in HP4 1HP4 1EF: also in HP4 1HP4 1EG: also in HP4 1HP4 1EH: also in HP4 1HP4 1EQ: also in HP4 1HP4 1ES: also in HP4 1HP4 1EU: also in HP4 1HP4 1EX: also in HP4 1HP4 1EY: also in HP4 1HP4 1EZ: also in HP4 1HP4 1FB: also in HP4 1HP4 1FE: also in HP4 1HP4 1FF: also in HP4 1HP4 1FG: also in HP4 1HP4 1FH: also in HP4 1HP4 1FJ: also in HP4 1HP4 1FL: also in HP4 1HP4 1FN: also in HP4 1HP4 1FP: also in HP4 1HP4 1FQ: also in HP4 1HP4 1HB: also in HP4 1HP4 1HE: also in HP4 1HP4 1HF: also in HP4 1HP4 1HH: also in HP4 1HP4 1HJ: also in HP4 1HP4 1HL: also in HP4 1HP4 1HN: also in HP4 1HP4 1HP: also in HP4 1HP4 1HQ: also in HP4 1HP4 1HR: also in HP4 1HP4 1HY: also in HP4 1HP4 1HZ: also in HP4 1HP4 1JA: also in HP4 1HP4 1JB: also in HP4 1HP4 1JD: also in HP4 1HP4 1JE: also in HP4 1HP4 1JF: also in HP4 1HP4 1JG: also in HP4 1HP4 1JH: also in HP4 1HP4 1JJ: also in HP4 1HP4 1JL: also in HP4 1HP4 1JN: also in HP4 1HP4 1JP: also in HP4 1HP4 1JR: also in HP4 1HP4 1JS: also in HP4 1HP4 1JT: also in HP4 1HP4 1JU: also in HP4 1HP4 1JW: also in HP4 1HP4 1JX: also in HP4 1HP4 1JY: also in HP4 1HP4 1JZ: also in HP4 1HP4 1LH: also in HP4 1HP4 1LN: also in HP4 1HP4 1LP: also in HP4 1HP4 1LR: also in HP4 1HP4 1LS: also in HP4 1HP4 1LT: also in HP4 1HP4 1LW: also in HP4 1HP4 1NN: also in HP4 1HP4 1NP: also in HP4 1HP4 1NS: also in HP4 1HP4 1PN: also in HP4 1HP4 1PP: also in HP4 1HP4 1PR: also in HP4 1HP4 1PS: also in HP4 1HP4 1PT: also in HP4 1HP4 1PU: also in HP4 1HP4 1PW: also in HP4 1HP4 1QN: also in HP4 1HP4 1QT: also in HP4 1HP4 1QW: also in HP4 1HP4 1SA: also in HP4 1HP4 1SB: also in HP4 1HP4 1SD: also in HP4 1HP4 1SE: also in HP4 1HP4 1SF: also in HP4 1HP4 1SX: also in HP4 1HP4 1SY: also in HP4 1HP4 1TA: also in HP4 1HP4 1TB: also in HP4 1HP4 1TD: also in HP4 1HP4 1TE: also in HP4 1HP4 1TF: also in HP4 1HP4 1TH: also in HP4 1HP4 1TJ: also in HP4 1HP4 1TP: also in HP4 1 3 places, 2.5–3.5 kmParkwood Surgery 4.7 kmTring station 5.5 kmBerkhamsted Castle HP4 1NW Map of HP4 1NW and what is near it Map of HP4 1NW: its centre point, with the 201 other postcodes in the HP4 1 sector, 4 schools (3 beyond the edge, shown by arrows), 2 railway stations (2 beyond the edge, shown by arrows) and 3 GP practices (3 beyond the edge, shown by arrows). North is up; the scale bar is 1 km. School 2.5 kmTring station 5.5 kmBerkhamsted Castle HP4 1NW
  • HP4 1NW
  • Other postcodes in HP4 1: press one for its page
  • 4 schools
  • 2 railway stations
  • 3 GP practices
  • Further out, with the distance

Points are centre points, not buildings, and nothing drawn is a boundary. Names in italics are council wards: we hold no town or village names here. Open this area on OpenStreetMap (latitude 51.7834, longitude -0.5470)

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026; schools: Department for Education; stations and bus stops: Department for Transport; GP practices: NHS England; street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

Who looks after HP4 1NW?

ONS places a whole postcode in one council, one ward and one constituency, from a single point. A few postcodes cross a boundary, so an address at the edge can belong to the one next door. Your council tax bill or your poll card settles it for your address.

Council, police force area and constituency: ONS Postcode Directory, August 2026. What each council does: GOV.UK. The MP: UK Parliament, read 14 October 2026.

What broadband can you get at HP4 1NW?

Every home and business at HP4 1NW can get gigabit broadband from a line, Ofcom says.

Share of homes and businesses that can get it

Gigabit (1,000 Mbit/s)

HP4 1NW 100% Dacorum 86%

Superfast (30 Mbit/s or more)

HP4 1NW 100% Dacorum 98%
Check one address, and mobile coverage, on Ofcom's checker Compare broadband at another postcode

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

When are the bins collected at HP4 1NW?

BinDayBuddy does not read Dacorum Borough Council's collection days yet, so the council's own checker is the place to look.

Dacorum Borough Council's bin days

Source: BinDayBuddy, built from councils' own collection systems and public data. BinDayBuddy is run by Towpath Digital, which also runs this site. How we use it

Is HP4 1NW at risk of flooding?

From rivers and the sea, long term

The Environment Agency's list of postcodes with a home or business in an area at risk of flooding from rivers or the sea does not include HP4 1NW.

Rivers and the sea only, for the land around buildings, not each building. GOV.UK's checker answers for one address, surface water included.

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

From surface water, across Dacorum

The Environment Agency publishes this for the whole council, not for HP4 1NW: 2,745 properties in Dacorum are at high risk (3.5% of all its properties). All the figures for Dacorum

Source: Environment Agency, Risk of Flooding from Surface Water, properties at risk by local authority, version 2025-09, listed 18 September 2026, Open Government Licence v3.0.

Flood warnings

The centre of HP4 1NW is not in any of the Environment Agency's flood warning or alert areas. Part of the postcode may still be, so check your own address when you sign up.

Sign up for flood warnings, free, on GOV.UK Check flood risk at another postcode

Source: Environment Agency, flood warning areas read 17 October 2026. Open Government Licence v3.0. How we use these

What do homes sell for near HP4 1NW?

Homes in HP4 1 sold for a typical £680,000 in the 12 months to August 2026, across 74 sales, up 10.6% on the 12 months before, HM Land Registry's figures show.

£680,000 typical price, the 12 months to August 2026
£615,000 12 months to August 2025
▲ up 10.6% on the 12 months before
  • Detached £890,000 28 sales
  • Semi-detached £640,000 13 sales
  • Terraced £767,500 12 sales
  • Flat or maisonette £285,000 21 sales

Each bar is that kind's typical price, against the most expensive kind here.

Across the whole HP4 district: a typical £710,000 from 303 sales.

How we work this out: house prices by postcode

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

Homes sold in HP4 1NW

HM Land Registry records no standard sales of homes in HP4 1NW from January 2024 to August 2026. The prices above are for the homes around it.

Sales at market value to a private buyer; the latest months are not complete. Own or live in a home listed here and would rather it were not? Ask us to take it off.

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

What council tax band are homes near HP4 1NW?

The Valuation Office Agency counts about 650 homes in the neighbourhood around HP4 1NW. The largest share of them, 35%, are in council tax band G. More were built from 1919 to 1939 than in any other period (29%). A home's own band is set for that home: check it on GOV.UK.

Council tax bands, and a year's council tax

Council tax bands of the homes around HP4 1NW

Band D in Dacorum for 2026‑27: £2,409. For the bands the homes here are in, a year's council tax runs from £1,606 (band A) to £4,817 (band H); band G, the most common, is £4,014.

BandHomes around hereA year
Band Aabout 10 (2%)£1,606
Band Babout 20 (3%)£1,873
Band Cabout 50 (8%)£2,141
Band Dabout 100 (15%)£2,409
Band Eabout 80 (12%)£2,944
Band Fabout 90 (14%)£3,479
Band Gabout 230 (35%)£4,014
Band Habout 70 (11%)£4,817

When the homes were built

  1. 16% Before 1900
  2. 2% 1900 to 1918
  3. 29% 1919 to 1939
  4. 29% 1945 to 1964
  5. 16% 1965 to 1982
  6. 5% 1983 to 1999
  7. 5% 2000 to 2009
  8. None 2010 to 2019
  9. None 2020 or later

2010 to 2019, 2020 or later: none of the homes the VOA counts here.

Averages for Dacorum before discounts, not any one home's bill.

Council tax: Ministry of Housing, Communities and Local Government, Council Tax levels set by local authorities in England 2026 to 2027, Table 10, published 25 March 2026, Open Government Licence v3.0. How we use it

Counts for the neighbourhood the centre of HP4 1NW is in (ONS area E01023355), rounded by the VOA.

Check one home's band on GOV.UK

Source: Valuation Office Agency, Council Tax: stock of properties, at 31 March 2026, Open Government Licence v3.0. How we use it

Which schools are near HP4 1NW?

The nearest open schools to HP4 1NW, in a straight line. Distance is not a catchment.

Primary

Secondary

Find and compare schools in England, on GOV.UK More schools near HP4 1NW, and how we find them

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

Where is the nearest station to HP4 1NW?

The nearest railway station to the centre of HP4 1NW is Berkhamsted Rail Station, 2.5 km away in a straight line.

  • Berkhamsted Rail Station Railway station 2.5 kmCycle
  • Tring Rail Station Railway station 5.5 kmDrive

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

No bus stop within 400 metres in the Department for Transport's register.

More stations near HP4 1NW, and how we find them

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

Which GP surgeries are near HP4 1NW?

The nearest GP practices to the centre of HP4 1NW, in a straight line. Each sets the area it takes patients from. In England, each opens its page at the Care Quality Commission, which inspects and rates it.

Find a GP on the NHS website

Source: NHS England, Organisation Data Service (GP practices), read 17 October 2026; ratings: Care Quality Commission, 1 October 2026, Open Government Licence v3.0. How we use it

Where can I charge an electric car near HP4 1NW?

0 within 1 km 1 within 3 km

The nearest charging points to the centre of HP4 1NW, as OpenStreetMap had them on 20 October 2026:

  • BP Pulse Charging point · 2 chargers 2.6 kmCycle

OpenStreetMap is mapped by volunteers. It does not have every charger, and not every one it has gives its speed or plugs. Check a charger's own app before you set off.

See more chargers on Open Charge Map

Source: © OpenStreetMap contributors, Open Database Licence, map as of 20 October 2026. How we use it

Which dentists are near HP4 1NW?

The nearest to the centre of HP4 1NW, in a straight line. Those in England open their page at the Care Quality Commission, which inspects them. It gives few dentists a rating.

Source: Care Quality Commission (directory of 14 October 2026), Open Government Licence v3.0. This uses Care Quality Commission information. How we use it

Which hospitals are nearest to HP4 1NW?

The nearest NHS and private hospitals and clinics in England, in a straight line, with the Care Quality Commission's latest overall rating. One in Wales or Scotland may be nearer.

Not every hospital has an accident and emergency department. In an emergency, call 999.

Source: Care Quality Commission (directory of 14 October 2026, ratings of 1 October 2026), Open Government Licence v3.0. This uses Care Quality Commission information. How we use it

Which care homes are near HP4 1NW?

The nearest care homes to the centre of HP4 1NW, in a straight line, with the Care Quality Commission's latest overall rating.

Source: Care Quality Commission (directory of 14 October 2026, ratings of 1 October 2026), Open Government Licence v3.0. This uses Care Quality Commission information. How we use it

Which pharmacies are near HP4 1NW?

The nearest NHS pharmacies to the centre of HP4 1NW, in a straight line. Those in England show the opening hours they gave the NHS (list published July 2026) and open their page on the NHS website. A few work online or by post only: check before you go.

Hours can change on bank holidays. For urgent help when a pharmacy is closed, call NHS 111.

Source: NHS Business Services Authority (phone numbers: NHS Organisation Data Service), Open Government Licence v3.0. How we use it

Which vets are near HP4 1NW?

The nearest vets to the centre of HP4 1NW on OpenStreetMap, in a straight line. Each opens its entry on the map, with its opening hours and website where they are mapped.

OpenStreetMap may not have every vet. Out of hours, ring your own vet’s number first: the Royal College of Veterinary Surgeons says vets in practice must arrange round-the-clock emergency first aid and pain relief, themselves or through another service.

Source: © OpenStreetMap contributors, Open Database Licence, map as of 20 October 2026. How we use it

Is HP4 1NW in a conservation area?

The centre of HP4 1NW is in one area with planning rules of its own, as planning.data.gov.uk holds them:

Work on a home here, and on its trees, may need permission that it would not need elsewhere. The council's planning team has the rules for one address. Not every council has sent all its data.

Source: planning.data.gov.uk, asked at the postcode's centre point. Open Government Licence v3.0. How we use it

How much crime is there near HP4 1NW?

Police.uk records 2 crimes and reports of anti-social behaviour within a mile of the centre of HP4 1NW in August 2026, the latest month it has published.

Anti-social behaviour2 reports

Police.uk places each report at a nearby point, so this is an area, not a street.

Your local policing team on Police.uk How we work this out: crime by postcode, with the last 12 months

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

The official record for HP4 1NW

Ward
Ashridge
Parish
Nettleden with Potten End
Region
East of England
Country
England
Rural or urban
Smaller rural, nearer to a major town or city
In use since
January 1980

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

Where to check what we do not hold

Around HP4 1NW

Go wider

Every postcode in the same sector, district or postcode area.

HP4 1 sector HP4 district HP postcode area

Questions about a postcode

Nearby postcodes

The nearest postcodes in use, measured in a straight line between centre points.

HP1 3DE350 mHP4 1NN590 mHP1 3DB730 mHP4 1NP780 mHP4 1PU900 mHP4 2RG1.0 km
All of HP4

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode. How we use it

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