What are you here to do?

Buying · postcode

Buying at GL20 5FA

Before you offer on a home at GL20 5FA: the checks to raise with your surveyor and conveyancer, whether an asking price stands up against what sold nearby, how prices here have moved since 1995, what it costs to run a home, and a buyer's report for every home on the postcode.

Nothing at this postcode stands out to raise before an offer, and a street where the typical sale was £340k. In Tewkesbury West & Twyning.

4 clear£340k typical on Mowbray Avenue

The checklist

Before you make an offer

Note
Radon: up to 1–3% of homes above the action levelThis 1 km square includes a radon affected area. Ask whether the home has been tested; a three-month test is simple and cheap, and only a test shows a home's level (UKHSA/BGS).
Note
Ground: shrink-swell clay (subsidence) moderateBGS rates the wider 5 km area for these; it describes the area, not the plot. Mention it to your surveyor, especially for an older home or big trees near the house.
Note
Busy road: A38, 770 m awayAbout 15,484 vehicles a day in 2025 (DfT traffic counts).
Clear
No coal mining riskOutside the Coal Authority's coalfield.
Clear
No river or sea flood risk recordedNot in the Environment Agency's high or medium risk areas. Surface water isn't included: check the exact address on GOV.UK.
Clear
Quiet by WHO standardsRoad traffic about 51 dB (24-hour average), under the WHO guideline of 53.
Clear
Gigabit broadband100% of premises in the postcode can get it (Ofcom).

Xoserve, UKHSA/BGS radon atlas, BGS GeoSure, Coal Authority, Environment Agency (© Environment Agency copyright and/or database right 2026), Defra noise maps, Historic England, Ofcom, council planning registers (OGL). For a particular home, its buyer's report (below) adds tenure, energy rating, age and extensions.

Price

Is the asking price fair?

£340ktypical sale on Mowbray Avenue, last 10 years

£3,100typical price per m² in Tewkesbury West & Twyning

£1,960–£4,320per m² for homes at GL20 5FA sold since 2015

Multiply a home's floor area (on its energy certificate) by £3,100 for a neighbourhood benchmark: 90 m² comes to about £279k. Check an asking price.

HM Land Registry sold prices; floor areas from energy certificates.

Trend

Prices in Tewkesbury West & Twyning

Tewkesbury West & Twyning

+51% over ten years (2015 to 2025).

Typical (median) sale price each year, all home types, HM Land Registry.

Comparables

What sold nearby in the last two years

Type	Sales	Typical	Range
Detached	59	£468k	£180k – £1.65m
Semi-detached	82	£280k	£114k – £530k
Terraced	67	£230k	£130k – £625k
Flat	48	£150k	£72k – £285k

Standard sales in Tewkesbury West & Twyning. Every recent sale.

Running costs

What it costs to live here

A home's own band, energy rating and typical bills are in its buyer's report.

MHCLG council tax; Xoserve gas connections.

Supply

How often homes come up

6sales on Mowbray Avenue in the last two years

256sales in Tewkesbury West & Twyning in the last two years

HM Land Registry standard sales.

Check a home

Buyer's reports for homes at GL20 5FA

Home	Last sold	Floor area
1, Mowbray AvenueDetached	£525,000, Jun 2022	133 m²	Buyer's report →
2, Mowbray AvenueDetached	£227,000, Feb 2004	–	Buyer's report →
3, Mowbray AvenueSemi-detached	£227,500, Oct 2003	–	Buyer's report →
4, Mowbray AvenueDetached	£97,000, Jun 1997	–	Buyer's report →
5, Mowbray AvenueDetached	£291,000, Jan 2015	117 m²	Buyer's report →
6, Mowbray AvenueDetached	£273,000, Apr 2005	–	Buyer's report →
7, Mowbray AvenueDetached	£340,000, Sept 2018	105 m²	Buyer's report →
8, Mowbray AvenueDetached	£435,000, Jan 2021	131 m²	Buyer's report →
9, Mowbray AvenueDetached	£106,950, Jul 1997	–	Buyer's report →
10, Mowbray AvenueDetached	£287,000, Sept 2005

More for buying: Where can I afford? · How much to offer · Buying checklist · Check your documents

Go deeper

Checking this postcode…

Buying at GL20 5FA

Nothing at this postcode stands out to raise before an offer, and a street where the typical sale was £340k. In Tewkesbury West & Twyning.

4 clear£340k typical on Mowbray Avenue

Before you make an offer

Note

Radon: up to 1–3% of homes above the action levelThis 1 km square includes a radon affected area. Ask whether the home has been tested; a three-month test is simple and cheap, and only a test shows a home's level (UKHSA/BGS).

Note

Ground: shrink-swell clay (subsidence) moderateBGS rates the wider 5 km area for these; it describes the area, not the plot. Mention it to your surveyor, especially for an older home or big trees near the house.

Note

Busy road: A38, 770 m awayAbout 15,484 vehicles a day in 2025 (DfT traffic counts).

Clear

No coal mining riskOutside the Coal Authority's coalfield.

Clear

No river or sea flood risk recordedNot in the Environment Agency's high or medium risk areas. Surface water isn't included: check the exact address on GOV.UK.

Clear

Quiet by WHO standardsRoad traffic about 51 dB (24-hour average), under the WHO guideline of 53.

Clear

Gigabit broadband100% of premises in the postcode can get it (Ofcom).

Is the asking price fair?

£340ktypical sale on Mowbray Avenue, last 10 years

£3,100typical price per m² in Tewkesbury West & Twyning

£1,960–£4,320per m² for homes at GL20 5FA sold since 2015

Multiply a home's floor area (on its energy certificate) by £3,100 for a neighbourhood benchmark: 90 m² comes to about £279k. Check an asking price.

HM Land Registry sold prices; floor areas from energy certificates.

What homes cost and rent in Tewkesbury West & Twyning, by size

Size	Typical value today	Cheaper quarter	Estimated rent	Gross yield
1 bed	£125k	£98k	£720 a month	6.9%
2 beds	£196k	£165k	£890 a month	5.4%
3 beds	£274k	£231k	£1,170 a month	5.1%
4+ beds	£409k	£305k	£1,650 a month	4.8%
All homes	£262k	£191k	£1,010 a month	4.6%

Values: sales since 2021 of homes with an energy certificate (bedrooms estimated from its rooms), carried to today on the local price index; the cheaper quarter is what a quarter of them go for under. Rents are estimates: the council's typical private rent (ONS) adjusted for how values here compare. Gross yield = a year's rent ÷ value, before costs. Compare it with other places