20a, Church Street, Coundon, Bishop Auckland, DL14 8PJ
About 20a
20a is a mid-terrace house in Coundon, Bishop Auckland, Bishop Auckland (DL14 8PJ). It has a recorded floor area of 115 m² (around 1238 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (September 2018) shows a C (score 70). When first surveyed in November 2008 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Very Good and lighting went from Very Poor to Very Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would push it to B (score 86).
At 115 m² it's 22.3% larger than the typical home in the postcode (94 m² median across 21 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. Across 2017–2021, sale prices on this property compounded at 20.4% per year. Today's modelled estimate of £115,000 sits 155.6% above the 2021 sale of £45,000. On a £-per-square-foot basis, the last sale (£36/sq ft) was about 16.3% below the postcode norm. Last sale on file: £45,000 in December 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 20a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
20a ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Planning history
20a has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 20a
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Sale price has at least doubled since 2017.
£115,000
Modelled from EPC, postcode comparables and a sale-price growth of 20.4% per year over 5 years.
£45,000
Growth on file: 20.4% per year over 5 years.
Sales timeline
20 December 2021Most recent
£45,000
+60.7%over 4 years6 June 2017
£28,000
+55.6%9 January 2017
£18,000
Median price across the last 5 sales in DL14 8PJ: £37,000 (2025–2022).
Nearby sales in DL14 8PJ
21 Church Street, Coundon, Bishop Auckland, DL14 8PJ
Sold Feb 2025
£32,00022 Church Street, Coundon, Bishop Auckland, DL14 8PJ
Sold Sept 2024
£48,00015 Church Street, Coundon, Bishop Auckland, DL14 8PJ
Sold Jun 2024
£35,00017 Church Street, Coundon, Bishop Auckland, DL14 8PJ
Sold Sept 2022
£37,00010 Church Street, Coundon, Bishop Auckland, DL14 8PJ
Sold Jan 2022
£59,000
Everything we know about 20a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Church Street homes
20a is notably below the street on price per m².
Price per m²
£391
Street avg £600
Floor Area
115 m²
Street avg 96 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
4.4 t/year
Street avg 5.8 t/year
Similar properties nearby
1 Cambridge Street, Leeholme
DL14 8JG
1 David Terrace, Coronation
DL14 8SJ
1 Clyde Terrace, Coundon
DL14 8NJ
1 Collingwood Street, Coundon
DL14 8LG
1 Cheviot Walk, Coundon
DL14 8JP
1 Addison Street, Coundon Grange
DL14 8UE
1 Beech Terrace, Eldon Lane
DL14 8SS
1 Addison Road, Leeholme
DL14 8HR
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Church Street — bus stop.
Closest school
0.6 km
Victoria Lane Academy. 9 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.2dB

Night-time· 23:00 – 07:00
41.2dB