SN11 Postcode Data
Property data for the SN11 postcode district covering Wiltshire. Sold prices, crime statistics, energy performance, and demographic insights, all from HM Land Registry, Police UK, and the EPC Register.
Quick answer
The average sale price in SN11 is £175,877 (median £154,000), based on 117 HM Land Registry transactions. Police UK recorded 93 crimes within a 1-mile radius in 2026-03. The average EPC rating across 182 certified properties is 60/100.
Headline pricing in SN11 is below the UK national average (England & Wales average ~£290k as of 2025). Stock is dominated by terraced properties (104 of the last 117 sales). Energy efficiency here is weaker than average (expect higher running costs and lower mortgage-affordability scores from green lenders).
Avg sale price
£175,877
117 sales
Median price
£154,000
Crime incidents
93
2026-03
Avg EPC score
60/100
182 certs
Recent sold prices
Latest 30 property sales in the SN11 area, sourced from HM Land Registry Price Paid Data.
terraced
£163,661
104 sales
semi-detached
£195,992
6 sales
detached
£233,500
4 sales
flat-maisonette
£97,000
1 sales
| Date | Address | Type | Price |
|---|---|---|---|
| Jan 2026 | 24, LONDON ROAD, CALNE | terraced | £185,000 |
| Dec 2025 | 102, LONDON ROAD, CALNE | terraced | £214,800 |
| Nov 2025 | 40, LONDON ROAD, CALNE | terraced | £216,000 |
| Oct 2025 | 121, LONDON ROAD, CALNE | terraced | £210,000 |
| Mar 2025 | 60, LONDON ROAD, CALNE | terraced | £435,000 |
| Mar 2025 | 130, LONDON ROAD, CALNE | detached | £600,000 |
| Dec 2024 | 56, LONDON ROAD, CALNE | terraced | £185,000 |
| Oct 2024 | 54, LONDON ROAD, CALNE | terraced | £145,000 |
| Oct 2024 | 48, LONDON ROAD, CALNE | terraced | £190,000 |
| Oct 2024 | 64, LONDON ROAD, CALNE | terraced | £285,000 |
| Sept 2023 | 54, LONDON ROAD, CALNE | terraced | £124,000 |
| Jan 2023 | 34, LONDON ROAD, CALNE | terraced | £295,000 |
| Jan 2023 | 58, LONDON ROAD, CALNE | terraced | £240,000 |
| Jul 2022 | 106, LONDON ROAD, CALNE | terraced | £255,000 |
| Dec 2021 | 50, LONDON ROAD, CALNE | terraced | £186,500 |
Crime in SN11
93 reported crimes within a 1-mile radius of the postcode centroid in 2026-03, from Police UK data.
Violent Crime
45
Anti Social Behaviour
20
Public Order
9
Shoplifting
4
Criminal Damage Arson
3
Energy performance
Aggregate EPC stats from 182 recently-certified properties in the SN11 area.
Avg current score
60/100
Avg potential
79/100
Avg energy cost
£1,117/yr
Sample size
182
Rating distribution
A
0
B
2
C
48
D
84
E
40
F
6
G
2
Area information
- Local authority
- Wiltshire
- Country
- England
- Wards
- Calne Central, Calne Chilvester & Abberd, Calne North
- Constituency
- Chippenham
- Latitude
- 51.4398
- Longitude
- -1.9996
More for SN11
Typical property
What the typical SN11 property looks like
Area summary, buyer notes, researched facts
Council tax
Wiltshire 2025/26 rates
All bands, monthly cost, discounts
Sold prices tool
Full transaction history for SN11
HM Land Registry from 1995
Corporate freeholders
Companies registered in SN11
Live Companies House data + PSCs
EPC checker
Look up any SN11 address
Energy ratings + improvement options
Crime checker
Local breakdown for SN11
Police UK monthly data
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Get a Property ReportData sources & methodology
Sold prices: HM Land Registry Price Paid Data, the official UK government records updated monthly. Sample uses the 30 most recent registered transactions in the postcode area.
Crime: Police UK street-level crime data, covering a 1-mile radius from the SN11 postcode centroid for the most recent month available (typically 2 months behind). For Scottish postcodes we use Police Scotland recorded-crime counts published by the Scottish Government (2024-25), reported by council area.
EPC: opendatacommunities.org, the official Energy Performance Certificate register for England and Wales. Aggregate stats from up to 30 most recent certificates in the postcode. For Scottish postcodes we use Scottish EPC Register lodgements, aggregated to a council-level band distribution (Q2 2025 to Q1 2026). For Northern Ireland we use the NISRA Census 2021 EPC-band classification of every household, aggregated by council (Census 2021).
Area data: postcodes.io, open data from the Office for National Statistics.