William Street, Mumbles, Swansea, SA3 4LJ

People

Gender

In the UK, the overall gender distribution is approximately 49% male and 51% female. The local area around SA3 4LJ is generally consistent with those figures, having a male population of 48.1%.

	2011	2021	10y change (pp)	UK Average	postcode vs UK (pp)
Female	55.7%	51.9%	-3.8%	51.0%	0.9%
Male	44.3%	48.1%	3.8%	49.0%	-0.9%

Partnership Status

Across the UK, the average relationship status breakdown is roughly 44% married, 38% single, 9% divorced, 6% widowed, and 2% separated.

	2011	2021	10y change (pp)	UK Average	postcode vs UK (pp)
Single	34.4%	29.9%	-4.5%	37.9%	-8.0%
Married: Opposite sex	37.9%	45.5%	7.6%	44.2%	1.3%
Separated	2.1%	1.8%	-0.3%	2.2%	-0.4%
Divorced	11.3%	14.4%	3.1%	9.1%	5.3%
Widowed	14.4%	8.4%	-6.0%	6.1%	2.3%

Health

Across the UK, the average 48.4% rated their health as Very Good, 33.6% as Good, 12.7% as Fair, 4% as Bad, and 1.2% as Very Bad.

Population age significantly impacts residents' health. Additionally, socioeconomic status plays a crucial role: higher income levels and lower poverty rates are linked to better health outcomes. Affluent areas benefit from higher living standards, access to private healthcare, and healthier lifestyle choices.

This area has a high percentage of residents reporting their health as Good or Very Good (88.8%) compared to the average (82%). This typically indicates either a younger population or more affluent area.

	2011	2021	10y change (pp)	UK Average	postcode vs UK (pp)
Very good health	44.3%	51.6%	7.3%	48.4%	3.2%
Good health	34.7%	37.2%	2.5%	33.6%	3.6%
Fair health	16.4%	8.5%	-7.9%	12.7%	-4.2%
Bad health	2.3%	2.7%	0.4%	4.0%	-1.3%
Very bad health	2.3%	0%	-2.3%	1.2%	-1.2%

Education and Qualifications

During the 2021 census, the educational qualifications of residents across the UK were as follows: 18.2% had no qualifications, 9.6% had 1-4 GCSEs, 13.4% had 5 or more GCSEs and 1-2 A/AS Levels, 16.9% had 2 or more A Levels, 33.8% held a degree (or equivalent), and 5.4% had completed an apprenticeship.

This area stands out for its high percentage of residents with higher education degree or similar. The UK average is 33.8%, while in this area it is 55.4%.

	2011	2021	10y change (pp)	UK Average	postcode vs UK (pp)
No qualifications	15.4%	16.3%	0.9%	18.2%	-1.9%
1-4 GCSEs or Equivalent	10.8%	4.2%	-6.6%	9.6%	-5.4%
5 or more GCSEs, an A-Level or 1-2 AS Levels	13.3%	9.6%	-3.7%	13.4%	-3.8%
Apprenticeship	5.1%	1.8%	-3.3%	5.3%	-3.5%
HNC, HND or 2+ A Levels	8.7%	10.2%	1.5%	16.9%	-6.7%
Degree or Similar	45.6%	55.4%	9.8%	33.8%	21.6%
Other	1%	2.4%	1.4%	2.8%	-0.4%

Culture

Ethnic Group

In this area, the population is predominantly white, with 94.2% identifying as such, significantly higher than the UK average of 81.4%. This indicates a lower level of ethnic diversity compared to the broader UK population.

	2011	2021	10y change (pp)	UK Average	postcode vs UK (pp)
Indian	0.5%	0.5%	0.0%	3.1%	-2.6%
Other Asian	0.9%	0%	-0.9%	1.6%	-1.6%
Black African	0%	1.1%	1.1%	2.5%	-1.4%
Mixed White and Asian	0%	2.6%	2.6%	0.8%	1.8%
Mixed White and African	0%	0.5%	0.5%	0.4%	0.1%
Mixed White and Caribbean	0%	1.1%	1.1%	0.9%	0.2%
Mixed Other	0.9%	0%	-0.9%	0.8%	-0.8%
White	97.3%	94.2%	-3.1%	81.4%	12.8%
Other	0.5%	0%	-0.5%	1.6%	-1.6%

Country of Birth

In this area, 93.7% of the population were born in the United Kingdom, which is higher than the UK average of 83.2%.

	2011	2021	10y change (pp)	UK Average	postcode vs UK (pp)
United Kingdom	94.1%	93.7%	-0.4%	83.2%	10.5%
European Union	0.9%	1.1%	0.2%	6.1%	-5.0%
Rest of Europe	3.2%	0%	-3.2%	0.8%	-0.8%
Africa	0%	2.1%	2.1%	2.7%	-0.6%
Middle East and Asia	1.8%	0%	-1.8%	5.6%	-5.6%
The Americas and the Caribbean	0%	3.2%	3.2%	1.3%	1.9%

Length of Residence

	2011	2021	10y change (pp)	UK Average	postcode vs UK (pp)
Born in the UK	94.1%	93.2%	-0.9%	83.2%	10.0%
10+ Years	0.5%	1.1%	0.6%	9.8%	-8.7%
5-10 Years	0.5%	2.6%	2.1%	2.9%	-0.3%
2-5 Years	2.7%	3.2%	0.5%	2.2%	1.0%
Less than 2 years	2.3%	0%	-2.3%	1.9%	-1.9%

Passport Held

	2021	UK Average	postcode vs UK (pp)
United Kingdom	86.7%	76.7%	10.0%
Ireland	0.5%	0.6%	-0.1%
Poland	1.6%	1.3%	0.3%
Central and Western Africa	0.5%	0.3%	0.2%
South and Eastern Africa	1.1%	0.2%	0.9%
North America and the Caribbean	3.2%	0.3%	2.9%
No passport held	6.4%	13.5%	-7.1%

Religion

	2021	UK Average	postcode vs UK (pp)
No religion	37.6%	37.2%	0.4%
Christian	56.1%	46.2%	9.9%
Sikh	0.5%	0.9%	-0.4%
Not answered	5.8%	6.0%	-0.2%

Safety

Is William Street dangerous?

Over the last 12 months, the overall crime rate around William Street was 20.4 per 1,000 residents, which is 44.8% lower than the Mumbles average. The most reported crime type was Anti-social behaviour.

William Street has the 23rd lowest crime rate of 50 local areas in Mumbles and the 138th lowest crime rate of 785 local areas in Swansea .

Violent and sexual offences accounted for around 5.1 crimes per 1,000 residents and have been rising year on year. Over the last decade, overall crime has fallen by about -63.2%.

🔎 See full breakdown of local crime, hotspots & trends

Affluence

Household Income

Households in this area have a slightly higher level of wealth to the average household in England and Wales. 60% of analyzed areas in England and Wales have lower average household annual income than this area.

Average Household Income
£47,800

Income Rank
7/10

Household Income in SA3 4LJ, Local Authority and Region

Deprivation

Overall Deprivation Rank - 1/10 (very low )
The Welsh Index of Multiple Deprivation (WIMD) measures how deprived small areas in Wales are compared to each other. WIMD highlights areas with the highest levels of different types of deprivation. Its main goal is to provide information about the most deprived areas in Wales to help make decisions about funding and local services. It considers the following domains:
Income Deprivation Domain - 3/10 (low )
This domain measures the percentage of people with income below a certain level. It makes up 22% of the overall index.
Employment Deprivation Domain - 2/10 (very low )
This domain measures the lack of employment. It includes people of working age who are unable to work due to poor health or who are unemployed but looking for work. This domain makes up 22% of the overall Index.
Health Deprivation Domain - 2/10 (very low )
This domain measures poor health. It doesn't have any sub-sections. Some indicators are adjusted for age and sex to account for differences in different areas. This domain makes up 15% of the overall index.
Education Deprivation Domain - 1/10 (very low )
This domain measures how much people in an area lack education, training, and skills. It shows the educational disadvantages, like not having qualifications or skills. This domain makes up 14% of the overall index.
Access To Services Deprivation Domain - 1/10 (very low )
This domain measures how deprived a household is if they can't access important services needed for daily life, both in person and online. This includes not being able to get things like food (material deprivation) and not being able to do things like attend after-school activities (social deprivation). Poor access to services can make other types of deprivation worse. This domain counts for 10% of the overall index.
Housing Deprivation Domain - 7/10 (above average )
The housing domain aims to identify poor housing based on physical conditions, living conditions, and availability. "Living conditions" means how suitable the housing is for the people living there, including health, safety, and necessary adjustments. This domain makes up 7% of the overall index.
Community Safety Deprivation Domain - 4/10 (below average )
This domain looks at how safe people feel in their community. It includes actual crime and fire incidents, as well as how safe people feel when they are outside in their neighborhood. This domain makes up 5% of the overall index.
Physical Environment Deprivation Domain - 3/10 (low )
This domain measures things in the local area that might affect the well-being or quality of life of residents. It makes up 5% of the overall index.

Property Prices

Average property prices on William Street are based on 71 property sales since the beginning of 1995. Estimated property prices are calculated by adjusting the last sale price by current House Price Index for Swansea.
StreetScan downloads house price data directly from the HM Land Registry and uses it to create these statistics.

House Prices for William Street, Mumbles, Swansea, SA3 4LJ

Estimated Average Property Prices for SA3 4LJ

Average Price
£288,945

Semi-Detached
no sales

Terraced
£287,393

Detached
£307,557

Flats/Maisonettes
no sales

Other
no sales

Estimated Average Property Prices for William Street

Average Price
£251,998

Semi-Detached
£295,904

Terraced
£248,692

Detached
£318,423

Flats/Maisonettes
no sales

Other
£260,357

Property Prices Comparison

Latest Property Sales on William Street

Address	Sale Price	Sale Date	Price Estimate 2025
7 William Street, Swansea, Swansea Terraced, an established residential building	£322,500	2024-10-29	£333,897
2 William Street, Swansea, Swansea Terraced, an established residential building	£70,000	2024-04-12	£75,956
9 William Street, Swansea, Swansea Terraced, an established residential building	£290,000	2021-07-02	£350,457
18 William Street, Swansea, Swansea Detached, an established residential building	£265,000	2021-06-29	£318,423
11 William Street, Swansea, Swansea Terraced, an established residential building	£254,500	2020-12-18	£338,501

View All Property Sales and Other Statistics for SA3 4LJ

Employment

SA3 4LJ area has a low unemployment rate. According to Census 2021, 2% residents of this area were unemployed, while the average in the UK was 4.83%. A low level of unemployment in an area indicates a strong job market, where most people who are seeking work can find employment. This generally reflects a healthy economy in the area.

The percentage of retired residents living in SA3 4LJ area is much higher than the country's average. According to Census 2011, 39% residents of this area were retired, while the average in the UK was 14%.

Economic Activity

Retired	64
Full-Time Employee	47
Part-Time Employee	23
Self-Employed	13
Unemployed	4
Student (economically inactive)	4
Other	3
Looking after home or family	3
Long-Term Sick or disabled	3
Full-Time Student (with or without job)	2

Employment Industry

Education	30
Public administration and defence; compulsory social security	11
Professional, scientific and technical activities	9
Human health and social work activities	9
Accommodation and food service activities	8
Construction	7
Wholesale and retail trade; repair of motor vehicles and motor cycles	7
Manufacturing	5
Other	4
Information and communication	3
Administrative and support service activities	2
Real estate activities	2
Water supply; sewerage, waste management and remediation activities	1

Schools

Not applicable

	Ofsted Overall Effectiveness	Distance	Establishment Type	Has Nursery Classes	Gender	More Info
Oystermouth Primary School Newton Road , Mumbles SA3 4BE	- not rated	170 yd	Welsh establishment	Not Applicable	Not applicable	More About School
Newton Primary School Slade Road , Newton SA3 4UE	- not rated	1,034 yd	Welsh establishment	Not Applicable	Not applicable	More About School
Grange Primary School West Cross Avenue , West Cross SA3 5TS	- not rated	1,092 yd	Welsh establishment	Not Applicable	Not applicable	More About School
St David's Catholic Primary School West Cross Avenue , West Cross SA3 5TS	- not rated	1,092 yd	Welsh establishment	Not Applicable	Not applicable	More About School
Whitestone Primary School Off Rushwind Close , West Cross SA3 5RF	- not rated	1,492 yd	Welsh establishment	Not Applicable	Not applicable	More About School

School statistics for this postcode are based on Ofsted rankings.

Food and Drink

Restaurants, Cafes, Canteens

Business Name	Address	Distance
Boo's Kitchen	2 Woodville Road	48 yd
Microlot by Mumbles Coffee	28 Dunns Lane	76 yd
Slate Gallery Cafe Bar	2b Dunns Lane	121 yd
The Tap Room	29 Newton Road	178 yd
Joes Ice Cream Parlour	526 Mumbles Road	182 yd

Pubs, Bars, Nightclubs

Business Name	Address	Distance
Park Inn	23 Park Street	155 yd
The White Rose	1-3 Newton Road	206 yd
Cu Mumbles	Unit 7 Castleton Walk Arcade	218 yd
Mumbles Ale House	21 Westbourne Road	334 yd
Mumbles RFC	588 Mumbles Road	378 yd

Takeaway, Sandwich Shops

Business Name	Address	Distance
Johnnies Fish Bar	Johnnie's Fish N Chips, 2 Chapel Street	135 yd
Snack Shack	14 Newton Road	223 yd
The Golden Curry	89 Newton Road	277 yd
Mint of Mumbles	602 Mumbles Road	378 yd
Yallops Fish Bar	610 Mumbles Road	378 yd

Supermarkets, Hypermarkets

Business Name	Address	Food hygiene rating	Distance
Co-operative	145-147 Mumbles Road		221 yd

Sport

We haven't found any sport facilities near SA3 4LJ postcode.

Broadband

Technology Aviability

Percentage of premises that have Superfast Broadband (30Mbit/s or greater) coverage from fixed broadband	100.0%
Percentage of premises that have Ultrafast Broadband (100Mbit/s or greater) coverage from fixed broadband	100.0%
Percentage of premises that have Ultrafast Broadband (300Mbit/s or greater) coverage from fixed broadband	100.0%
Percentage of premises that have coverage from a Gigabit capable service from fixed broadband	100.0%

Speed Aviability

Percentage of premises unable to receive 2Mbit/s	0.0%
Percentage of premises unable to receive 5Mbit/s	0.0%
Percentage of premises unable to receive 10Mbit/s	0.0%
Percentage of premises unable to receive 30Mbit/s	0.0%

Download Speed

Median download speed	79.6 Mbit/s
Average download speed	97.2 Mbit/s
Minimum download speed	200 Mbit/s
Maximum download speed	200 Mbit/s

Upload Speed

Median upload speed	15.9 Mbit/s
Average upload speed	17.7 Mbit/s
Maximum upload speed	30 Mbit/s

Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.