Postcode insights

SA10 9BU

Nant Y Mynydd

Crynant, Onllwyn and Seven Sisters

Interactive map showing SA10 9BU and surrounding area

Detailed insights for SA10 9BU

Overview

Postcode SA10 9BU is located in a rural village, within the Crynant, Onllwyn and Seven Sisters ward of Neath Port Talbot in the Wales region, and forms part of the Dulais Valley area. It has high deprivation and high crime levels, with around 79.4 crimes per 1,000 residents per year, in line with the Wales average of 86 per 1,000. The average income per household in Dulais Valley is £43,160 per year. The nearest station is Neath, about 9.1 miles away. There are no primary and no secondary schools in the area.

Crime rate
8/10
Crimes per 1k residents
79
Deprivation level
8/10
Income level
5/10
Social housing
28.8%
Connectivity
N/A
Flood Risk
N/A
Noise Level
No noise

Deprivation level

8/10

Dulais Valley has a high level of deprivation, ranked at position 508 out of 32,844 areas in the United Kingdom, placing it within the top 2% most deprived areas in Wales.

Crime level

8/10

Dulais Valley has a high crime rate, with approximately 79.4 reported incidents per 1,000 population each year.

Social housing

28.8%

Approximately 28.8% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 18.5% of dwellings are socially rented.

Income level

5/10

The average income per household in Dulais Valley is £43,160 per year.

Noise Level

No noise

No significant noise sources from railways or roads near SA10 9BU.

Transport

The nearest station is Neath located about 9.1 miles away. There are no other stations nearby.

Parks

No parks nearby

Area Profile

Population
251
Population density
81.3 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
38.43(+13%)
Criminal damage and arson
21.35(+191%)
Public order
10.25(+25%)
Anti-social behaviour
8.54(-34%)
Other theft
3.42(-25%)
Wales average

Demographics

Ethnic groups

British
245
96.84%
Other White
4
1.58%
Irish
2
0.79%
White and Asian (mixed)
1
0.4%
White and Black Caribbean (mixed)
1
0.4%
Total population: 253

Economics

Education (age 16+)

No qualifications
54
27.84%
Level 4+ (Degree)
44
22.68%
Level 2 (GCSEs 9-4)
37
19.07%
Level 3 (A level)
23
11.86%
Apprenticeship
17
8.76%
Total 16+ residents: 194

Housing

Housing tenure

Owns outright
39
37.5%
Owns with a mortgage
27
25.96%
Other social rented
17
16.35%
Social rents from council
13
12.5%
Private landlord or letting agency
4
3.85%
Total households: 104

Property prices in Crynant, Onllwyn and Seven Sisters

Median price£140,000
Price per sq ft£144
Sales (last 12 months)56
Typical range (middle 50%)£119K – £197K

Based on 56 recent sales, the median property price is £140,000 (about £144 per square foot) in Crynant, Onllwyn and Seven Sisters area, with individual transactions ranging from £65,000 up to £585,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Crynant, Onllwyn and Seven Sisters over the last year.
TypeSalesMedian£/sq ft
Detached12£230,000£171
Semi-Detached28£140,000£145
Terraced16£116,000£126

10-year price trendmedian sale price in Crynant, Onllwyn and Seven Sisters

Sale price

Ten year median sale price trend for each property type in Crynant, Onllwyn and Seven Sisters.
YearDetachedSemi-DetachedTerraced
2016£270,000£107,500£73,500
2017£165,000£87,500£69,995
2018£180,000£104,000£82,000
2019£207,500£105,500£79,500
2020£175,000£107,000£86,000
2021£220,000£132,750£112,000
2022£160,000£135,000£105,000
2023£227,500£132,000£128,000
2024£220,000£149,998£101,000
2025£220,000£147,500£130,000
2026£263,500£195,000£111,000
Ten year median sale price trend for each property type in Crynant, Onllwyn and Seven Sisters.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Crynant, Onllwyn and Seven Sisters.
YearDetachedSemi-DetachedTerraced
2016£120£103£78
2017£125£87£78
2018£120£103£83
2019£131£112£75
2020£151£109£97
2021£182£130£110
2022£148£140£121
2023£179£139£139
2024£223£145£116
2025£166£150£129
2026£269£182£120
Ten year median sale price per square foot trend for each property type in Crynant, Onllwyn and Seven Sisters.

Price distribution by property typelast 12 months

Price distribution by property type for Crynant, Onllwyn and Seven Sisters in the last year.

Recent sales

There were 7 recent sold properties in the last 18 months near SA10 9BU.

Recent sold properties in the last 18 months near SA10 9BU
DateAddressTypeTenurePriceMap
26 Nov 20256, Nant Y Mynydd, Neath, SA10 9BUSemi-DetachedFreehold£102,000
21 Nov 20253, Aberhenwaun Uchaf, Neath, SA10 9BSSemi-DetachedFreehold£125,000
24 Oct 20259, Aberhenwaun Uchaf, Neath, SA10 9BSSemi-DetachedFreehold£120,000
30 Sept 202526, Golwg Y Bryn, Neath, SA10 9BRSemi-DetachedFreehold£191,000
17 Apr 202553, Golwg Y Bryn, Neath, SA10 9BYSemi-DetachedFreehold£120,000

Schools

In the SA10 9BU postcode area, located within Dulais Valley, there are 0 primary and 0 secondary schools in close proximity.

Nearby primary and secondary schools for SA10 9BU
DistancePhaseNameTypeRating
0.9 miNot applicableBlaendulais Primary SchoolWelsh establishment

N/A

0.9 miNot applicableYGG BlaendulaisWelsh establishment

N/A

Local amenities

No amenities nearby

Local councillor and member of parliament

Elected local representatives for SA10 9BU, including ward councillors and the local member of parliament.

Local councillors

Sian Harris

Crynant, Onllwyn and Seven Sisters - Elected 5 May 2022

Independent

Steve Hunt

Crynant, Onllwyn and Seven Sisters - Elected 5 May 2022

Independent

Member of parliament

Carolyn Harris

Neath and Swansea East - Elected 4 Jul 2024

Labour Party

Geographic Information

RegionWalesUKL
DistrictNeath Port TalbotW06000012
Parliamentary ConstituencyNeath and Swansea EastW07000103
ParishOnllwynW04001026
MSOA (Middle Layer Super Output Area)Dulais ValleyW02000200
LSOA (Lower Layer Super Output Area)Neath Port Talbot 002BW01000944
Police ForceSouth Wales
Postcode Introduced1980-01-01

Frequently asked questions about SA10 9BU

Is SA10 9BU (Dulais Valley) safe?

The area around SA10 9BU records about 79 crimes per 1,000 residents per year, which is a high crime rate for England: it scores 8 out of 10 on the Area360 crime scale, where 10 is the highest crime level. Across Wales as a whole the rate is about 86 per 1,000. The most common offences locally are violence and sexual offences, anti-social behaviour and public order.

What is the average house price near SA10 9BU?

The median sale price around SA10 9BU in Dulais Valley is £140,000 (about £144 per square foot) based on 56 registered sales according to HM Land Registry data.

What schools are near SA10 9BU?

There are 2 schools close to SA10 9BU, including Blaendulais Primary School and YGG Blaendulais. Ratings are from the latest Ofsted inspections.

How deprived is the area around SA10 9BU?

SA10 9BU scores 8 out of 10 on the deprivation scale, where 10 is the most deprived. Its neighbourhood ranks 508 of 32,844 in England on the official Index of Multiple Deprivation (rank 1 is the most deprived).

Who represents SA10 9BU (Dulais Valley) in Parliament and on the local council?

The Member of Parliament for Neath and Swansea East covering SA10 9BU is Carolyn Harris (Labour Party), elected at the 2024 general election. The area is represented by 2 local councillors: Sian Harris (Independent) and Steve Hunt (Independent).

Nearby Postcodes

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/07/2026. Read more about how our statistics are calculated.