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Buying at RG9 1JB

Before you offer on a home at RG9 1JB: 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.

1 thing to raise before an offer, and a street where the typical sale was £1.18m. In Henley South.

1 to check3 clear£1.18m typical on St Andrews Road

The checklist

Before you make an offer

Check
Ground: shrink-swell clay (subsidence) significant, soluble rock (sinkholes) significantBGS 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
Radon: up to 3–5% 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
Conservation area: Henley - St Marks Road Conservation AreaChanges to the outside and work on trees usually need consent. Ask whether past alterations had permission.
Note
1 listed building within 200 mIf the home itself is listed, most changes inside and out need consent: check the National Heritage List.
Note
Noise above WHO guidelines: road 54 dB24-hour averages from Defra's 2022 noise maps (England). Visit at rush hour and at night.
Note
Busy road: A4130, 860 m awayAbout 15,949 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
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?

£1.18mtypical sale on St Andrews Road, last 10 years

£6,618typical price per m² in Henley South

£5,980–£9,260per m² for homes at RG9 1JB sold since 2015

Multiply a home's floor area (on its energy certificate) by £6,618 for a neighbourhood benchmark: 90 m² comes to about £596k. Check an asking price.

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

Trend

Prices in Henley South

Henley South

+48% 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	39	£1.31m	£450k – £3.00m
Semi-detached	38	£900k	£210k – £1.60m
Terraced	70	£570k	£160k – £1.64m
Flat	35	£343k	£140k – £946k

Standard sales in Henley South. 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 St Andrews Road in the last two years

182sales in Henley South in the last two years

HM Land Registry standard sales.

Check a home

Buyer's reports for homes at RG9 1JB

Home	Last sold	Floor area
18, St Andrews RoadDetached	£1,490,000, Jun 2020	249 m²	Buyer's report →
20, St Andrews RoadDetached	£315,000, Oct 1995	–	Buyer's report →
22, St Andrews RoadSemi-detached	£1,250,000, Sept 2023	135 m²	Buyer's report →
24, St Andrews RoadSemi-detached	£750,000, Aug 2011	131 m²	Buyer's report →
26, St Andrews RoadTerraced	£1,060,000, Oct 2021	118 m²	Buyer's report →
28, St Andrews RoadSemi-detached	£770,000, Sept 2007	186 m²	Buyer's report →
34, St Andrews RoadSemi-detached	£1,250,000, Aug 2022	187 m²	Buyer's report →
38, St Andrews RoadTerraced	£830,000, Jan 2011	184 m²	Buyer's report →
40, St Andrews RoadSemi-detached	£687,550, Sept 2007	–	Buyer's report →

Each report: sale history, today's estimate, energy rating, running costs and the questions for your solicitor.

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

Go deeper

Checking this postcode…

Buying at RG9 1JB

1 thing to raise before an offer, and a street where the typical sale was £1.18m. In Henley South.

1 to check3 clear£1.18m typical on St Andrews Road

Before you make an offer

Check

Ground: shrink-swell clay (subsidence) significant, soluble rock (sinkholes) significantBGS 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

Radon: up to 3–5% 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

Conservation area: Henley - St Marks Road Conservation AreaChanges to the outside and work on trees usually need consent. Ask whether past alterations had permission.

Note

1 listed building within 200 mIf the home itself is listed, most changes inside and out need consent: check the National Heritage List.

Note

Noise above WHO guidelines: road 54 dB24-hour averages from Defra's 2022 noise maps (England). Visit at rush hour and at night.

Note

Busy road: A4130, 860 m awayAbout 15,949 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

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

Is the asking price fair?

£1.18mtypical sale on St Andrews Road, last 10 years

£6,618typical price per m² in Henley South

£5,980–£9,260per m² for homes at RG9 1JB sold since 2015

Multiply a home's floor area (on its energy certificate) by £6,618 for a neighbourhood benchmark: 90 m² comes to about £596k. Check an asking price.

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

What homes cost and rent in Henley South, by size

Size	Typical value today	Cheaper quarter	Estimated rent	Gross yield
1 bed	£363k	£271k	£1,260 a month	4.2%
2 beds	£466k	£398k	£1,480 a month	3.8%
3 beds	£659k	£562k	£1,910 a month	3.5%
4+ beds	£1.20m	£947k	£2,850 a month	2.9%
All homes	£683k	£505k	£1,640 a month	2.9%

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