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Crynant, Onllwyn and Seven Sisters

Interactive map displaying Crynant, Onllwyn and Seven Sisters

About

The ward encompasses the compact village of Crynant, the former mining community of Onllwyn, and the larger settlement of Seven Sisters. The landscape is dominated by the rugged slopes of the Dulais Valley, with forestry and former industrial sites shaping the terrain. Residential areas are concentrated along the valley floor, connected by the A4109 road. The local economy has historically been linked to coal, with visible reminders in the surrounding hills.

A notable landmark is the large, modern rugby club and ground in Crynant, a focal point for community activity. The area is bordered by extensive forestry plantations to the north and east, including parts of the Brecon Beacons National Park. The River Dulais flows through the ward, and the landscape is marked by tips and old workings from the area's industrial past.

Area overview

On average Crynant, Onllwyn and Seven Sisters has moderate deprivation and moderate crime levels, with around 71 crimes per 1,000 residents per year. Approximately 16.0% of homes in this area are social housing provided by a local council or housing association. The average income per household in Crynant, Onllwyn and Seven Sisters is £43,160 per year. Crynant, Onllwyn and Seven Sisters is home to around 5,127 people, with a population density of about 116.1 per km2.

Crime rate
4/10
Crimes per 1k residents
71
Deprivation level
6/10
Income level
5/10
Social housing
16%
Connectivity
N/A

Area Profile

Crynant, Onllwyn and Seven Sisters Population
5,127
Population density
116.1 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
39.98(+9%)
Anti-social behaviour
13.85(-5%)
Public order
10.73(+20%)
Criminal damage and arson
8.58(+6%)
Other theft
3.71(-26%)
Wales average

Demographics

Ethnic groups

British
4,991
97.33%
Other White
29
0.57%
Irish
17
0.33%
White and Black Caribbean (mixed)
17
0.33%
Other Asian
12
0.23%
Total population: 5,128

Economics

Education (age 16+)

Level 4 qualifications or above
1,049
24.95%
No qualifications
1,035
24.62%
Level 3 (A level)
681
16.2%
Level 2 (GCSEs 9-4)
665
15.82%
Level 1 (GCSEs 3-1)
381
9.06%
Total 16+ residents: 4,204

Housing

Housing tenure

Owns outright
990
44%
Owns with a mortgage
566
25.16%
Other social rented
252
11.2%
Private landlord or letting agency
200
8.89%
Social rents from council
164
7.29%
Total households: 2,250

Property prices in Crynant, Onllwyn and Seven Sisters

Based on 41 recent sales, the median property price is £150,000 in Crynant, Onllwyn and Seven Sisters area, with individual transactions ranging from £80,000 up to £350,000.

Price distribution per property type (last year)

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

Median sale price and percentiles per property type (last year)

Median sale price, sales count, and percentile information for each property type in Crynant, Onllwyn and Seven Sisters over the last year.
TypeSalesMedian
Detached8£222,500
Flats1£100,000
Semi-Detached21£160,000
Terraced11£125,000

10 years median price trend in Crynant, Onllwyn and Seven Sisters

Ten year median sale price trend for each property type in Crynant, Onllwyn and Seven Sisters.

All postcodes in Crynant, Onllwyn and Seven Sisters

SA109LN

Roman Road

SA108SR

Bryn Awel

SA108TG

Brynawel Close

SA109AA

Pen-Y-Banc

SA109AD

Pen Y Banc

SA109DW

Commercial Street

SA109EE

Bryndulais Row

SA109EG

Bryndulais Avenue

SA108RD

Main Road

SA108RE

Main Road

SA109GA

Ysticlau Road

SA109HG

Khartoum Terrace

SA109BU

Nant Y Mynydd

SA109EP

Crynant, Onllwyn and Seven Sisters

SA109EU

Brynteg

SA109AW

Heol Heddwch

SA109EL

Dulais Road

SA109LB

School Road

SA108PD

Heol Y Berllan

SA108PF

Main Road

SA108SB

Gwyn Terrace

SA109AE

Heol Heddwch

SA109DH

Station Terrace

SA108NG

Crynant, Onllwyn and Seven Sisters

SA108SH

Crynant, Onllwyn and Seven Sisters

SA109BL

Heol Y Waun

SA109HS

Cross Road

SA109NH

Golwg Y Bryn

SA108PU

Dulais Road

SA108RL

Woodland Road

SA109AR

Heol Heddwch

SA109DL

Brick Row

SA109DT

Church Road

SA109HX

Heol Gaer

SA108PG

Ynys Y Bont

SA109AJ

Clos Pentref

SA109BB

Seion Place

SA108PH

Treforgan Road

SA108TF

Heol Y Graig

SA109HA

Dulais Road

SA109LF

Crynant, Onllwyn and Seven Sisters

SA109LH

Roman Road

SA109AF

Heol Hen

SA109LW

Crynant, Onllwyn and Seven Sisters

SA109AL

Heol Heddwch

SA109DB

Church Place

SA108RS

Neath Road

SA108RF

Woodland Road

SA109EW

Bryndulais Avenue

SA108PA

Heol Y Berllan

SA109BD

Heol Y Felin

SA109LE

Highland Crescent

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/01/2026.