21 Allendale Street, Hartlepool, TS25 1BP
About 21 Allendale Street
21 Allendale Street is a mid-terrace house in Hartlepool (TS25 1BP). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (January 2023) shows a C (score 80), near the top of the C band. When first surveyed in February 2014 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good and lighting went from Very Poor to Poor; while wall efficiency dropped from Good to Poor. The recommended improvements would push it to B (score 87).
Across 2003–2014, sale prices on this property compounded at 4.4% per year. Today's modelled estimate of £127,000 sits 69.3% above the 2014 sale of £75,000. Its energy rating outperforms most of the postcode (better than 87% of similar EPCs). Last sold in February 2014, so it's been off the market for around 12 years.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Roof insulation improved
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Planning history
21 Allendale Street has no planning applications on record.
But the area is active
8 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21 Allendale Street valuation sits well clear of the typical sold price in this postcode.
£127,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 11 years.
£75,000
Growth on file: 4.4% per year over 11 years.
Sales timeline
27 February 2014Most recent
£75,000
+59.6%over 10 years31 March 2003
£47,000
Median price across the last 5 sales in TS25 1BP: £94,000 (2025–2020).
Nearby sales in TS25 1BP
19 Allendale Street, Hartlepool, TS25 1BP
Sold Jan 2025
£95,75018 Allendale Street, Hartlepool, TS25 1BP
Sold Jun 2021
£94,00017 Allendale Street, Hartlepool, TS25 1BP
Sold Feb 2021
£87,0006 Allendale Street, Hartlepool, TS25 1BP
Sold Jan 2021
£80,0001 Allendale Street, Hartlepool, TS25 1BP
Sold Jul 2020
£98,000
Versus other Allendale Street homes
21 Allendale Street outperforms the street on epc rating by a wide margin.
Price per m²
£1,000
Street avg £1,021
Floor Area
75 m²
Street avg 81 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.1 t/year
Street avg 4.3 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Seaton Carew Library — bus stop.
Closest school
0.3 km
Holy Trinity Church of England Primary School. 12 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
52.3dB

Night-time· 23:00 – 07:00
42.6dB







