1a, Barnard Close, Northampton, NN5 6LB
About 1a
1a is a four-bedroom semi-detached house in Northampton (NN5 6LB). It has a recorded floor area of 133 m² (around 1429 sq ft), construction records dating it to 2007 onwards and council tax band D. The latest certificate (August 2009) shows a C (score 70). The latest certificate is from August 2009, so improvements made since then won't be reflected.
At 133 m² the property is well over the postcode median (91 m² across 14 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2020. Past consents include an extension, meaningful when judging how the property has evolved. On the market in September 2016 and unlisted since — roughly 10 years. Across 2004–2016, sale prices on this property compounded at 2% per year. Today's modelled estimate of £300,000 is 22.4% above the 2016 sale price.
Know exactly what you're buying at 1a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms4
- CloakroomYes
- EnsuiteYes
Outside
- GarageYes
Building
- Heating systemGas
Energy performance
1a's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 16 Aug 2019
EPC Rating
Planning history
1a has an approved single-storey rear extension on the planning record.
- Dec 2020ExtensionFullIn report
Extension: Single storey · Rear of property
Single storey rear extension
- Documents
- 21 docs on file
- Reference
- N/2020/1121
We flagged 2 things worth checking at 1a
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
1a valuation sits well clear of the typical sold price in this postcode.
£300,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.0% per year over 13 years.
£245,000
Growth on file: 2.0% per year over 13 years.
Sales timeline
29 September 2016Most recent
£245,000
+27.6%over 12 years12 March 2004
£191,950
Median price across the last 5 sales in NN5 6LB: £250,000 (2024–2018).
Nearby sales in NN5 6LB
Everything we know about 1a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Barnard Close homes
Floor Area for 1a runs comfortably ahead of the street norm.
Price per m²
£1,845
Street avg £2,479
Floor Area
133 m²
Street avg 92 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
3.7 t/year
Street avg 4.2 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
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Westfield Road — bus stop.
Closest school
0.5 km
Hopping Hill Primary School. 16 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
49.2dB

Night-time· 23:00 – 07:00
38.2dB