21 St Marks Court, Coundon Grange, Bishop Auckland, DL14 8XQ
About 21 St Marks Court
21 St Marks Court is a mid-terrace house in Coundon Grange, Bishop Auckland, Bishop Auckland (DL14 8XQ). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1991-1995 and council tax band A. The latest certificate (September 2020) shows an E (score 54), well below the UK norm with real room to improve. The recommended improvements would lift it to A (score 94), a 4-band jump. Main heating runs on electricity.
At 40 m² it sits well below the postcode median (60 m² across 26 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2022–2022, sale prices on this property compounded at 163.2% per year. Today's modelled estimate of £114,000 sits 128% above the 2022 sale of £50,000. On a £-per-square-foot basis, the last sale (£116/sq ft) was about 163.2% above the typical sold price in the postcode. Most recent transfer: June 2022 at £50,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 21 St Marks Court
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
21 St Marks Court sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
21 St Marks Court has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 2 things worth checking at 21 St Marks Court
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
- Recent ownership pattern worth a look
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Sales history & valuation
21 St Marks Court has more than doubled in price since the earliest registered sale in 2022.
£114,000
Modelled from EPC, postcode comparables and a sale-price growth of 163.2% per year over 1 year.
£50,000
Growth on file: 163.2% per year over 1 year.
Sales timeline
21 June 2022Most recent
£50,000
+163.2%14 January 2022
£19,000
Median price across the last 5 sales in DL14 8XQ: £40,000 (2024–2022).
Nearby sales in DL14 8XQ
25 St Marks Court, Coundon Grange, Bishop Auckland, DL14 8XQ
Sold Dec 2024
£22,00031 St Marks Court, Coundon Grange, Bishop Auckland, DL14 8XQ
Sold Jun 2023
£34,75022 St Marks Court, Coundon Grange, Bishop Auckland, DL14 8XQ
Sold Oct 2022
£55,00012 St Marks Court, Coundon Grange, Bishop Auckland, DL14 8XQ
Sold Oct 2022
£68,0002 St Marks Court, Coundon Grange, Bishop Auckland, DL14 8XQ
Sold Jun 2022
£56,000
Everything we know about 21 St Marks Court, 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
- Recent ownership pattern worth a look

Versus other St Marks Court homes
On epc rating, 21 St Marks Court runs well behind the street norm.
Price per m²
£1,250
Street avg £850
Floor Area
40 m²
Street avg 55 m²
Habitable Rooms
2 rooms
Street avg 4 rooms
CO₂ Emissions
4.5 t/year
Street avg 3.0 t/year
Similar properties nearby
1 Clyde Terrace, Coundon
DL14 8NJ
1 Collingwood Street, Coundon
DL14 8LG
1 Cambridge Street, Leeholme
DL14 8JG
1 Cheviot Walk, Coundon
DL14 8JP
1 David Terrace, Coronation
DL14 8SJ
1 Beech Terrace, Eldon Lane
DL14 8SS
1 Addison Street, Coundon Grange
DL14 8UE
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
0.1 km
Brook Street — bus stop.
Closest school
0.3 km
Prince Bishops Community Primary School. 16 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
49.0dB

Night-time· 23:00 – 07:00
37.5dB