12 Baker Street, Northampton, NN2 6DJ
About 12 Baker Street
12 Baker Street is a mid-terrace house in Northampton (NN2 6DJ). It has a recorded floor area of 97 m² (around 1044 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (November 2018) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2009. Between certificates, roof efficiency went from Very Poor to Very Good. The recommended improvements would lift it to B (score 86), a 2-band jump.
It changed hands recently, sold March 2026 for £145,000. At 97 m² it's 26.8% larger than the typical home in the postcode (77 m² median across 40 EPCs). Today's modelled estimate of £190,000 is 31% above the 2026 sale price. On a £-per-square-foot basis, the last sale (£139/sq ft) was about 17.2% above the typical sold price in the postcode.
Everything you need to know about 12 Baker Street
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

Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 6 November 2028
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Loft insulation installed or upgraded to 250mm+
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
12 Baker Street has no planning applications on record.
But the area is active
37 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 Baker Street valuation sits well clear of the typical sold price in this postcode.
£190,000
Modelled from EPC, postcode comparables.
£145,000
Recorded with HM Land Registry.
Sales timeline
18 March 2026Most recent
£145,000
Median price across the last 5 sales in NN2 6DJ: £170,000 (2026–2024).
Nearby sales in NN2 6DJ
Versus other Baker Street homes
12 Baker Street is notably below the street on years held.
Price per m²
£1,495
Street avg £1,792
Floor Area
97 m²
Street avg 78 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
4.1 t/year
Street avg 3.9 t/year
Everything you need to know about 12 Baker Street
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

Similar properties nearby
The neighbourhood at a glance
Crime
373/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Norfolk Street — bus stop.
Closest school
0.5 km
Northampton International Academy. 30 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
50.1dB

Night-time· 23:00 – 07:00
40.8dB






