23 Haven Gardens, Darlington, DL1 1PJ
About 23 Haven Gardens
23 Haven Gardens is a semi-detached house in Darlington (DL1 1PJ). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 2003-2006 and council tax band B. At 66 m² this is the largest unit on EPC record across the building (44–66 m²). The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (April 2012) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since October 2008. Between certificates, window efficiency went from Average to Good; while lighting dropped from Poor to Very Poor. The recommended improvements would push it to B (score 81). The latest certificate is from April 2012, so improvements made since then won't be reflected.
Across 2004–2019, sale prices on this property compounded at -4.2% per year. Today's modelled estimate of £103,000 sits 71.7% above the 2019 sale of £60,000. On a £-per-square-foot basis, the last sale (£84/sq ft) was about 36.2% below the postcode norm. At 66 m² it's 29.4% larger than the typical home in the postcode (51 m² median across 31 EPCs). Most recent transfer: June 2019 at £60,000.
Energy performance
23 Haven Gardens's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 09 Apr 2022
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Loft insulation upgraded to recommended levels
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Planning history
23 Haven Gardens has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
23 Haven Gardens's sale-price growth has lagged the wider UK trajectory across its history on file.
£103,000
Modelled from EPC, postcode comparables and a sale-price growth of -4.2% per year over 15 years.
£60,000
Growth on file: -4.2% per year over 15 years.
Sales timeline
6 June 2019Most recent
£60,000
-47.3%over 14 years25 August 2004
£113,950
Median price across the last 5 sales in DL1 1PJ: £75,000 (2025–2025).
Nearby sales in DL1 1PJ
Versus other Haven Gardens homes
23 Haven Gardens outperforms the street on floor area by a wide margin.
Price per m²
£909
Street avg £1,387
Floor Area
66 m²
Street avg 52 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.8 t/year
Street avg 1.5 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Bourne Avenue — bus stop.
Closest school
0.2 km
St Aidan's Church of England Academy. 25 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
51.5dB

Night-time· 23:00 – 07:00
42.3dB







