21a, Frog Lane, Upper Boddington, Daventry, NN11 6DJ
About 21a
21a is a four-bedroom detached house in Upper Boddington, Daventry, Daventry (NN11 6DJ). It has a recorded floor area of 177 m² (around 1905 sq ft). The property has underfloor heating on record, all of which lower running costs and tend to lift resale appeal. Other recorded features include a conservatory. The latest certificate (May 2014) shows a C (score 73). The recommended improvements would push it to B (score 87). Main heating runs on electricity: electricity, unspecified tariff. The latest certificate is from May 2014, so improvements made since then won't be reflected.
At 177 m² the property is well over the postcode median (119 m² across 32 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 88% of similar EPCs). On a £-per-square-foot basis, the last sale (£369/sq ft) was about 59.8% above the typical sold price in the postcode. Last sale on file: £702,500 in May 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 21a
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
- Bathrooms3
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
- CloakroomYes
- EnsuiteYes
- StudyYes
- ConservatoryYes
Building
- Heating systemAir source
- Underfloor heatingYes
Energy performance
21a'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This certificate is over 10 years old and is no longer valid.Expired 26 May 2024
EPC Rating
Planning history
21a has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 21a
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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£714,000
Modelled from EPC, postcode comparables.
£702,500
Recorded with HM Land Registry.
Sales timeline
22 May 2022Most recent
£702,500
Median price across the last 5 sales in NN11 6DJ: £470,000 (2025–2022).
Nearby sales in NN11 6DJ
8a, Frog Lane, Upper Boddington, Daventry, NN11 6DJ
Sold May 2025
£470,00015 Frog Lane, Upper Boddington, Daventry, NN11 6DJ
Sold Sept 2024
£413,30024 Frog Lane, Upper Boddington, Daventry, NN11 6DJ
Sold Jan 2024
£775,00019 Frog Lane, Upper Boddington, Daventry, NN11 6DJ
Sold Jul 2023
£495,00023 Frog Lane, Upper Boddington, Daventry, NN11 6DJ
Sold May 2022
£380,000
Everything we know about 21a, 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 Frog Lane homes
21a outperforms the street on epc rating by a wide margin.
Price per m²
£3,969
Street avg £3,224
Floor Area
177 m²
Street avg 141 m²
CO₂ Emissions
3.6 t/year
Street avg 7.5 t/year
Years Held
4 years
Street avg 10 years
Similar properties nearby
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 Boddington Road, Byfield
NN11 6UP
1 Church Road, Upper Boddington
NN11 6DL
1 Bell Lane, Byfield
NN11 6US
1 Hutts Close, Banbury Lane, Byfield
NN11 6TZ
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
0.2 km
Primary School — bus stop.
Closest school
0.2 km
Boddington Church of England Primary Academy. 1 school 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
44.4dB

Night-time· 23:00 – 07:00
36.3dB