Compare

SA99

Postcode district

Postcode district covering Clase, in Swansea.

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an SA99 postcode. How census figures are added up

Open in map

Gigabit coverage by postcode district

Connected Nations (Ofcom) · January 2026

Under 60%98% or more

In SA99, 98.5% of homes and businesses could get gigabit-capable broadband in January 2026.

Population
256
46th least populated of 2,756
ONS Census 2021 · 2021
Gigabit broadband coverage
98.5%
UK 87.8%
Ofcom · Jan 2026
Aged 15 to 64
59.9%
849th lowest of 2,756
ONS Census 2021 · 2021
Aged 65 and over
26.8%
569th highest of 2,756
ONS Census 2021 · 2021

How SA99 compares

Each dot is a postcode district. The black line marks the middle one.

SA99Middle
Population52 postcode districts, SA · 2021
Population: every postcode district in SA52 areas from 256 to 51,694. The middle area is 10,195. SA99 is 256.
256least populated
Gigabit broadband coverage52 postcode districts, SA · Jan 2026
Gigabit broadband coverage: every postcode district in SA52 areas from 13.7% to 98.5%. The middle area is 75.2%. SA99 is 98.5%.
98.5%highest
Aged 15 to 6452 postcode districts, SA · 2021
Aged 15 to 64: every postcode district in SA52 areas from 50.5% to 71.8%. The middle area is 58.6%. SA99 is 59.9%.
59.9%19th highest
Aged 65 and over52 postcode districts, SA · 2021
Aged 65 and over: every postcode district in SA52 areas from 13.6% to 37.4%. The middle area is 26.8%. SA99 is 26.8%.
26.8%joint 26th highest

Is SA99 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in SA99 at a rate of 50.0 per 1,000 people.

That compares with 86.6 per 1,000 people across SA.

In August 2026 alone, 2 cases of crime and anti-social behaviour were recorded in SA99.

In the 12 months to August 2026, the most common types were violence and sexual offences (8), criminal damage and arson (2) and anti-social behaviour (1).

A year earlier, the recorded crime rate in SA99 was 100.0 per 1,000 people.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

Your MP

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

Postcode sectors in SA991

Council1

Postcode districts next to SA992

Nearest rail stations2

More in the SA postcode area2

SA99 in brief

SA99 is a postcode district covering Clase, in Swansea.

About 260 people lived in SA99 in mid-2024 (worked out by Open Index from ONS small-area estimates); police recorded crimes and anti-social behaviour at a rate of 50.0 per 1,000 people in the 12 months to August 2026 (police.uk).

SA99 had 256 usual residents at the census.

In SA99, 98.5% of homes and businesses could get gigabit-capable broadband in January 2026.

59.9% of residents in SA99 were aged 15 to 64 at the census.

26.8% of residents in SA99 were aged 65 or over at the census.