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 £104,000 sits 73.3% 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This certificate is over 10 years old and is no longer valid.Expired 09 Apr 2022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
Certificate validity
Expired on 9 April 2022
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
9 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.
£104,000
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
448/mo
Steady 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







