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Get started1 Seymour Avenue is a three-bedroom detached house in Penhow, Caldicot, Caldicot (NP26 3AG). It has a recorded floor area of 81 m² (around 872 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (April 2018) shows an E (score 40), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 80), a 2-band jump. Main heating runs on electricity. Our model identifies extension potential, subject to local planning policy. The home occupies a corner plot.
At 81 m² it sits well below the postcode median (150 m² across 20 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £391,000 sits 50.4% above the 2018 sale of £260,000. On a £-per-square-foot basis, the last sale (£298/sq ft) was about 69.7% above the typical sold price in the postcode. One planning record on file: an extension approved in 2019. Past consents include an extension, meaningful when judging how the property has evolved. Most recent transfer: December 2018 at £260,000.
1 Seymour Avenue sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
DEMOLITION OF EXISTING GARAGE AND CONSTRUCTION OF REPLACEMENT DETACHED GARAGE, ERECTION OF SIDE AND REAR EXTENSION, FRONT ELEVATION PORCH AND PEDESTRIAN ACCESS AND REAR PATIO AREA
1 Seymour Avenue valuation sits well clear of the typical sold price in this postcode.
£391,000
Modelled from EPC, postcode comparables.
£260,000
Recorded with HM Land Registry.
On epc rating, 1 Seymour Avenue runs well behind the street norm.
Price per m²
£3,210
Street avg £2,620
Floor Area
81 m²
Street avg 156 m²
Habitable Rooms
5 rooms
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Greenmeadow Close — bus stop.
7 December 2018Most recent
£260,000
Median price across the last 5 sales in NP26 3AG: £495,000 (2025–2022).
7 Seymour Avenue Parc Seymour Penhow Caldicot
Sold Apr 2025
13 Seymour Avenue Parc Seymour Penhow Caldicot
Sold Dec 2022
6 Seymour Avenue Parc Seymour Penhow Caldicot
Sold Mar 2022
30 Seymour Avenue Parc Seymour Penhow Caldicot
Sold Mar 2022
34 Seymour Avenue Parc Seymour Penhow Caldicot
Sold Feb 2022
Street avg 6 rooms
CO₂ Emissions
7.4 t/year
Street avg 4.8 t/year
NP26 3SN
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