35 Underwood House, Gregory Gardens, Northampton, NN3 2BF
About 35 Underwood House
35 Underwood House is an end-of-terrace house in Northampton (NN3 2BF). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to 2007-2011 and council tax band C. The latest certificate (October 2021) shows a C (score 71). When first surveyed in October 2010 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Average and lighting went from Average to Very Good; while window efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 83). Main heating runs on electricity. At 61 m² this is the 14th smallest of 15 units on EPC record in the building, where floor areas span 46–67 m². The building's EPC ratings span D to B across 15 units on file.
Across 2011–2024, sale prices on this property compounded at 3.6% per year. On a £-per-square-foot basis, the last sale (£202/sq ft) was about 28.1% above the typical sold price in the postcode. Sold September 2024 for £132,500.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Floor insulation added or improved
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
35 Underwood House has no planning applications on record.
But the area is active
22 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
35 Underwood House valuation sits well clear of the typical sold price in this postcode.
£136,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.6% per year over 14 years.
£132,500
Growth on file: 3.6% per year over 14 years.
Sales timeline
5 September 2024Most recent
£132,500
+20.5%over 7 years21 November 2016
£110,000
+35.0%over 5 years7 February 2011
£81,500
Median price across the last 5 sales in NN3 2BF: £140,000 (2025–2023).
Nearby sales in NN3 2BF
32 Weston House, Gregory Gardens, Northampton, NN3 2BF
Sold Apr 2025
£135,00029 Foley House, Gregory Gardens, Northampton, NN3 2BF
Sold Dec 2024
£130,00012 Gregory Gardens, Northampton, NN3 2BF
Sold Dec 2023
£227,50042 Weston House, Gregory Gardens, Northampton, NN3 2BF
Sold Aug 2023
£140,00025 Foley House, Gregory Gardens, Northampton, NN3 2BF
Sold Mar 2023
£138,000
Versus other Gregory Gardens homes
35 Underwood House is notably below the street on years held.
Price per m²
£2,172
Street avg £2,007
Floor Area
61 m²
Street avg 55 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.1 t/year
Street avg 1.9 t/year
Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Buttermere Close — bus stop.
Closest school
0.1 km
St Gregory's Catholic Primary School. 37 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
49.9dB

Night-time· 23:00 – 07:00
39.4dB







