Flat 1, 123 Upper Thrift Street, Northampton, NN1 5HR
About Flat 1
Flat 1 is a mid-terrace house in Northampton (NN1 5HR). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (April 2026) shows an E (score 43), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since May 2016. Between certificates, main heating went from Very Poor to Poor. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
At 48 m² it sits well below the postcode median (81 m² across 54 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar EPCs).
Energy performance
Flat 1's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 26 April 2036
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Flat 1 has no planning applications on record.
But the area is active
47 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£136,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in NN1 5HR: £238,500 (2026–2025).
Nearby sales in NN1 5HR
119 Upper Thrift Street, Northampton, NN1 5HR
Sold May 2026
£316,500107 Upper Thrift Street, Northampton, NN1 5HR
Sold Dec 2025
£238,50079 Upper Thrift Street, Northampton, NN1 5HR
Sold Sept 2025
£239,00095 Upper Thrift Street, Northampton, NN1 5HR
Sold Aug 2025
£191,00074 Upper Thrift Street, Northampton, NN1 5HR
Sold Mar 2025
£195,500
Versus other Upper Thrift Street homes
CO₂ Emissions for Flat 1 runs comfortably ahead of the street norm.
EPC Rating
43 (E)
Street avg 69 (C)
Floor Area
48 m²
Street avg 52 m²
CO₂ Emissions
1.1 t/year
Street avg 2.3 t/year
Habitable Rooms
3 rooms
Street avg 2 rooms
Similar properties nearby
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The neighbourhood at a glance
Crime
571/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
St Andrews Hospital — bus stop.
Closest school
0.2 km
Vernon Terrace Primary School. 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
52.1dB

Night-time· 23:00 – 07:00
42.9dB







