42 Banbury Lane, Byfield, Daventry, NN11 6UX
About 42 Banbury Lane
42 Banbury Lane is a three-bedroom detached house in Byfield, Daventry, Daventry (NN11 6UX). It has a recorded floor area of 115 m² (around 1238 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (July 2024) shows an F (score 38), near the bottom of the EPC scale. The rating has held steady at F across 2 certificates since January 2023. Between certificates, wall efficiency went from Poor to Average and roof efficiency went from Very Poor to Average; while main heating dropped from Average to Poor. The recommended improvements would lift it to D (score 68), a 2-band jump. Main heating runs on oil. Other recorded features include attached land beyond the plot. Our model identifies extension potential, subject to local planning policy.
At 115 m² it's 25.7% larger than the typical home in the postcode (92 m² median across 24 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On a £-per-square-foot basis, the last sale (£469/sq ft) was about 81.6% above the typical sold price in the postcode. Last sale on file: £580,000 in October 2023. One historical planning record sits against the property in 2022.
Know exactly what you're buying at 42 Banbury Lane
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
- Bedrooms3
- Bathrooms1
- CloakroomYes
Outside
- LandYes
Building
- RefurbishedYes
- Extension potentialPossible
Energy performance
42 Banbury Lane sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Cavity wall insulation installed
Loft insulation installed or upgraded to 250mm+
Planning history
- Dec 2022New BuildFullIn report
Construction of dwelling and detached garage
- Documents
- 8 docs on file
- Reference
- WND/2022/0981
We flagged 1 thing worth checking at 42 Banbury Lane
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
42 Banbury Lane valuation sits well clear of the typical sold price in this postcode.
£611,000
Modelled from EPC, postcode comparables.
£580,000
Recorded with HM Land Registry.
Sales timeline
8 October 2023Most recent
£580,000
Median price across the last 5 sales in NN11 6UX: £450,000 (2025–2021).
Nearby sales in NN11 6UX
7 Banbury Lane, Byfield, Daventry, NN11 6UX
Sold Sept 2025
£470,00046 Banbury Lane, Byfield, Daventry, NN11 6UX
Sold Dec 2024
£500,00026a, Banbury Lane, Byfield, Daventry, NN11 6UX
Sold Jul 2024
£450,00018 Banbury Lane, Byfield, Daventry, NN11 6UX
Sold Jun 2022
£300,0006 Banbury Lane, Byfield, Daventry, NN11 6UX
Sold Aug 2021
£400,000
Everything we know about 42 Banbury Lane, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Banbury Lane homes
On epc rating, 42 Banbury Lane runs well behind the street norm.
Price per m²
£5,043
Street avg £3,430
Floor Area
115 m²
Street avg 110 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
8.2 t/year
Street avg 4.9 t/year
Similar properties nearby
1 Boddington Road, Byfield
NN11 6UP
1 Church Road, Upper Boddington
NN11 6DL
1 Bell Lane, Byfield
NN11 6US
1 Farebrother Close, Byfield
NN11 6FB
1 Banbury Road, Byfield
NN11 6XJ
1 Home Close, Staverton
NN11 6JR
1 Butlers Close, Aston Le Walls
NN11 6UH
1 High Street, Byfield
NN11 6XQ
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Garage — bus stop.
Closest school
0.2 km
Byfield School. 2 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
48.5dB

Night-time· 23:00 – 07:00
39.5dB