66 Dodderidge House, Castle Street, Northampton, NN1 2SJ
About 66 Dodderidge House
66 Dodderidge House is a two-bedroom semi-detached house in Northampton (NN1 2SJ). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (June 2021) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in January 2009 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Average to Good and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 77). At 56 m² this is the 28th smallest of 35 units on EPC record in the building, where floor areas span 38–58 m². The building's EPC ratings span D to C, with this unit at the bottom. Other recorded features include a balcony.
It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). Today's modelled estimate of £153,000 is 12.5% above the 2021 sale price. Most recent transfer: October 2021 at £136,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- ParkingAllocated
- BalconyYes
Building
- Heating systemGas
- RefurbishedYes
Everything you need to know about 66 Dodderidge House
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
EPC Rating
Certificate validity
Valid until 28 June 2031
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Windows upgraded, improving insulation
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
66 Dodderidge House has no planning applications on record.
But the area is active
20 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£153,000
Modelled from EPC, postcode comparables.
£136,000
Recorded with HM Land Registry.
Sales timeline
20 October 2021Most recent
£136,000
Median price across the last 3 sales in NN1 2SJ: £129,995 (2022–2006).
Versus other Castle Street homes
66 Dodderidge House outperforms the street on price per m² by a wide margin.
Price per m²
£2,429
Street avg £2,025
Floor Area
56 m²
Street avg 53 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.9 t/year
Street avg 1.7 t/year
Everything you need to know about 66 Dodderidge House
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
571/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Marefair — bus stop.
Closest school
0.2 km
Spring Lane Primary School. 34 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
58.1dB
Night-time· 23:00 – 07:00
49.4dB