Seal
Seal is covered by postcode district TN15. It is in the Sevenoaks council area, Kent.
Every postcode in Seal, and which are new since 2020
- New since 2020: 0
- In use before 2020: 52
Of the 52 postcodes in Seal that ONS places, 52 were in use before 2020.
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. New since 2020 means it came into use in January 2020 or later. No boundary is drawn.
The middle of its postcodes: latitude 51.2910, longitude 0.2198. 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; when each came into use: the same directory; 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 Seal?
Homes sold for a typical £447,500 in the 12 months to August 2026, down 9.8% on the 12 months before. At 43 of the 52 postcodes Ofcom reports on, every home and business can get gigabit broadband. None of its 52 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 1 primary school at its postcodes. The nearest GP practice is St John's Medical Practice, 1.8 km from the middle. The nearest railway station is Bat & Ball, 1.8 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 Seal?
Homes in Seal sold for a typical £447,500 in the 12 months to August 2026, across 22 sales, down 9.8% on the 12 months before, HM Land Registry's figures show.
- Detached £805,200 5 sales
- Semi-detached 4 sales, too few to price
- Terraced £445,000 9 sales
- Flat or maisonette 4 sales, too few to price
Each bar is that kind's typical price, against the most expensive kind here.
Across the whole TN15 district, Seal's main postcode district: a typical £500,000.
Sales at the postcodes ONS places in Seal: 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 Seal?
None of the 52 postcodes now in use in Seal came into use in January 2020 or later, ONS says. In the 12 months to August 2025, 0 of the 19 homes sold in Seal were newly built (0%), HM Land Registry's records show; across the TN15 district, 3%.
New homes among the homes sold
| Period | In Seal | Across the TN15 district |
|---|---|---|
| The 12 months to August 2026 | 0 of 22 (0%) | 4 of 259 (2%) |
| The 12 months to August 2025 | 0 of 19 (0%) | 13 of 377 (3%) |
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 Seal?
Ofcom reports on 52 of the 52 postcodes in Seal. At 43 of them every home and business can get gigabit broadband.
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 checkerSource: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it
Is Seal at risk of flooding?
None of the 52 postcodes in Seal 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 Seal?
The primary schools are at the postcodes in Seal. 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.
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 Seal?
The nearest railway station to the centre point of the postcodes in Seal is Bat & Ball Rail Station, 1.8 km away in a straight line.
- Bat & Ball Rail Station Railway station 1.8 kmCycle
- Kemsing Rail Station Railway station 2.0 kmCycle
- Otford Rail Station Railway station 2.9 kmCycle
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 Seal?
There is no GP practice at the postcodes in Seal. 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.
- St John's Medical Practice Care Quality Commission rating: Requires improvement CQC report August 2022, over 3 years old · Phone 01732 747203 1.8 kmCycle
- Amherst Medical Practice Care Quality Commission rating: Good CQC report July 2025 · Phone 01732 459255 2.8 kmCycle
- Town Medical Centre Care Quality Commission rating: Good CQC report October 2017, over 3 years old · Phone 01732 454545 3.0 kmCycle
Source: NHS England, Organisation Data Service (GP practices), read 17 October 2026, Open Government Licence v3.0. How we use it
Is Seal safe? Crime recorded around it
Police.uk records 313 crimes and reports of anti-social behaviour within a mile of the middle of the postcodes in Seal 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
- 21 September 2025
- 24 October 2025
- 26 November 2025
- 31 December 2025
- 21 January 2026
- 27 February 2026
- 38 March 2026
- 30 April 2026
- 17 May 2026
- 37 June 2026
- 23 July 2026
- 18 August 2026
By kind, over the 12 months
Also: public order 7, theft from the person 1, possession of weapons 1.
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 postcodeSource: 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 Seal?
- District, borough or city council
- Sevenoaks
- County council
- Kent
- Parliamentary constituency
- Sevenoaks
- Police force area
- Kent
- Region
- South East
- Country
- England
- MP
- Laura Trott (Conservative)
All 52 postcodes here share these. Wards differ: check a postcode for yours. What council am I in?
Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. The MP: UK Parliament. See all our data sources
Moving to Seal
Who to tell and what to sort out in your first week.
- Tell Sevenoaks about council tax Council tax, on sevenoaks.gov.uk
- Register to vote at the new address Register to vote on GOV.UK
- Register with a GP practice The nearest GP practices
- Take meter readings on the day you move in
- Power cut? Call 105. It is free. About 105, the power cut number
- Find out your bin day Find your rubbish collection day on GOV.UK
Seal postcodes
52 postcodes in use in Seal, by district:
That district is in the TN postcode area.
Check a Seal 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 Seal
With the typical price of a home in each, to set beside Seal's £447,500. Distances are straight lines between the middles of each place's postcodes.
Questions about Seal
- What is it like to live in Seal?
- Homes sold for a typical £447,500 in the 12 months to August 2026, down 9.8% on the 12 months before. At 43 of the 52 postcodes Ofcom reports on, every home and business can get gigabit broadband. None of its 52 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 1 primary school at its postcodes. The nearest GP practice is St John's Medical Practice, 1.8 km from the middle. The nearest railway station is Bat & Ball, 1.8 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 Seal?
- Seal is covered by postcode district TN15, across 52 postcodes in use. Source: ONS Postcode Directory.
- Which council is Seal in?
- Seal is in the Sevenoaks council area, and Kent is its county council. Source: ONS Postcode Directory.
- Who is the MP for Seal?
- Seal is in the Sevenoaks parliamentary constituency. Its MP is Laura Trott (Conservative), as UK Parliament listed them on 14 October 2026. Constituency: ONS Postcode Directory.
- How much are houses in Seal?
- Homes in Seal sold for a typical £447,500 in the 12 months to August 2026, across 22 sales, down 9.8% on the 12 months before. Source: HM Land Registry Price Paid Data, files dated 28 September 2026.
- What schools are in Seal?
- In Seal, primary schools at its postcodes include Seal Church of England Primary School; the nearest secondary school to the middle of its postcodes is Trinity School, 950 metres away in a straight line. Source: Department for Education, Get Information about Schools, read 17 October 2026.
- Does Seal have a railway station?
- The nearest railway station to the centre point of the postcodes in Seal is Bat & Ball, 1.8 km away in a straight line. Source: Department for Transport, NaPTAN, read 17 October 2026.
- What broadband can you get in Seal?
- Ofcom reports on 52 of the 52 postcodes in Seal. At 43 of them every home and business can get gigabit broadband. Source: Ofcom, Connected Nations, Spring 2026.
- Is Seal at risk of flooding?
- None of the 52 postcodes in Seal 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 Seal?
- None of the 52 postcodes now in use in Seal came into use in January 2020 or later, ONS says. In the 12 months to August 2025, 0 of the 19 homes sold in Seal were newly built (0%), HM Land Registry's records show; across the TN15 district, 3%. Source: ONS Postcode Directory and HM Land Registry Price Paid Data.
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