DL12 Postcode Data
Property data for the DL12 postcode district covering County Durham. 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 DL12 is £126,833 (median £70,000), based on 7 HM Land Registry transactions. Police UK recorded 2 crimes within a 1-mile radius in 2026-03. The average EPC rating across 84 certified properties is 47/100.
Headline pricing in DL12 is below the UK national average (England & Wales average ~£290k as of 2025). Energy efficiency here is weaker than average (expect higher running costs and lower mortgage-affordability scores from green lenders).
Avg sale price
£126,833
7 sales
Median price
£70,000
Crime incidents
2
2026-03
Avg EPC score
47/100
84 certs
Recent sold prices
Latest 7 property sales in the DL12 area, sourced from HM Land Registry Price Paid Data.
terraced
£126,833
7 sales
| Date | Address | Type | Price |
|---|---|---|---|
| Nov 2024 | 4, BELLE VUE, BARNARD CASTLE | terraced | £375,000 |
| Jun 2016 | 1, BELLE VUE, BARNARD CASTLE | terraced | £133,333 |
| Feb 2016 | 3, BELLE VUE, BARNARD CASTLE | terraced | £70,000 |
| Nov 2002 | 5, BELLE VUE, BARNARD CASTLE | terraced | £170,500 |
| Aug 2001 | 4, BELLE VUE, BARNARD CASTLE | terraced | £47,000 |
| Jun 1998 | 5, BELLE VUE, BARNARD CASTLE | terraced | £57,000 |
| Jul 1996 | 4, BELLE VUE, BARNARD CASTLE | terraced | £35,000 |
Crime in DL12
2 reported crimes within a 1-mile radius of the postcode centroid in 2026-03, from Police UK data.
Violent Crime
2
Energy performance
Aggregate EPC stats from 84 recently-certified properties in the DL12 area.
Avg current score
47/100
Avg potential
78/100
Avg energy cost
£3,219/yr
Sample size
84
Rating distribution
A
1
B
3
C
10
D
17
E
26
F
17
G
10
Area information
- Local authority
- County Durham, North Yorkshire, Westmorland and Furness
- Country
- England
- Wards
- Barnard Castle, Eden and Lyvennet Vale, Lower Teesdale
- Constituency
- Bishop Auckland
- Latitude
- 54.5720
- Longitude
- -1.9849
More for DL12
Typical property
What the typical DL12 property looks like
Area summary, buyer notes, researched facts
Council tax
County Durham 2025/26 rates
All bands, monthly cost, discounts
Sold prices tool
Full transaction history for DL12
HM Land Registry from 1995
Corporate freeholders
Companies registered in DL12
Live Companies House data + PSCs
EPC checker
Look up any DL12 address
Energy ratings + improvement options
Crime checker
Local breakdown for DL12
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. Counts cover a 1-mile radius from the DL12 postcode centroid for the most recent month available (typically 2 months behind).
EPC: opendatacommunities.org, the official UK Energy Performance Certificate register. Aggregate stats from up to 30 most recent certificates in the postcode.
Area data: postcodes.io, open data from the Office for National Statistics.