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18 Byfield, Welwyn Garden City, AL8 7AL

Extendable1 planning record
Property type
Semi-detached
Bedrooms
3
Bathroom
1
Floor area
88 m²
947 sq ft
Energy rating
C
Score 71
Council tax
Band D
Tenure
Freehold
Overview

About 18 Byfield

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

18 Byfield is a three-bedroom semi-detached house in Welwyn Garden City (AL8 7AL). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1983-1990 and council tax band D. Tenure is freehold. The latest certificate (March 2022) shows a C (score 71). The recommended improvements would push it to B (score 87). Our model identifies extension potential, subject to local planning policy.

One planning record on file: an extension approved in 2024. Past consents include an extension, a porch and new windows, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£470/sq ft) was about 87.3% above the typical sold price in the postcode. Last sale on file: £445,000 in September 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.

Before you offer

Know exactly what you're buying at 18 Byfield

Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.

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Valuation

against the asking price

Risks

planning & flood

Sold prices

similar homes nearby

Trends

the local market

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms3
  • Bathrooms1

Outside

  • Private gardenYes

Building

  • TenureFreehold
  • Central heatingYes
  • Extension potentialPossible
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

EPC Rating

A
B
C
C71
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
2.9 t/year
Occupancy
Owner Occupied
Planning

Planning history

Applications and permits filed against 18 Byfield, Welwyn Garden City, AL8 7AL, sourced from the PlanIt planning register.
  1. Dec 2024
    PorchFull
    In report

    Erection of front porch with replacement windows and door

    ExtensionNew Windows
    Reference
    6/2024/2140/HOUSE
    View planning record

What's in 18 Byfield, Welwyn Garden City, AL8 7AL's planning history?

Refusals, disputes and full decisions on this property and nearby, in the report.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

The latest sale landed in the post-pandemic price surge — useful context when reading the figure.

Current estimate

£485,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2022)

£445,000

Recorded with HM Land Registry.

Sales timeline

  1. 1 September 2022Most recent

    £445,000

Median price across the last 5 sales in AL8 7AL: £385,000 (2025–2021).

Before you offer

Everything we know about 18 Byfield, in one report

What it's really worth, what could be wrong, and the planning, sales and area data in full.

  • Am I paying too much?
  • Is something wrong with it?
  • Is the agent's story true?
  • Will it hold its value?
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Preview of the full property report
On the street

Versus other Byfield homes

Four headline reads against 20 similar houses on this street, drawn from the latest EPC and Land Registry data.

18 Byfield outperforms the street on price per m² by a wide margin.

Price per m²

£5,057

Street avg £3,810

Strongly above

Floor Area

88 m²

Street avg 87 m²

On par

Habitable Rooms

4 rooms

Street avg 4 rooms

On par

CO₂ Emissions

2.9 t/year

Street avg 3.5 t/year

Above
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£455k

1 Cornmead

AL8 7QR

3 bed1 bath
£577k

1 Great North Road

AL8 7TH

3 bed2 bath
£633k

1 Digswell Park Cottages, Digswell Park Road

AL8 7NN

3 bed1 bath
£765k

1 Digswell Lodge, Digswell Rise

AL8 7NU

3 bed2 bath
£495k

1 Digswell Place

AL8 7SU

2 bed
£452k

1 Digswell House Mews

AL8 7AT

2 bed1 bath
£1.0m

1 Brockett Close

AL8 7BN

3 bed1 bath
£478k

1 Byfield

AL8 7AL

1 bed1 bath
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Welwyn Garden City district page.
Full Welwyn Garden City report

Crime

2/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Sewells — bus stop.

Closest school

0.2 km

Harwood Hill Junior Mixed Infant and Nursery School. 19 schools nearby.

Go deeper on the local area

The full report breaks down crime, transport links, schools and air quality in depth.

FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 18 Byfield, Welwyn Garden City, AL8 7AL. Each answer is also embedded as structured data for search engines.