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Gorllewin Tywyn

Ward

South Gwynedd. About 1,289 people in 24 square kilometres.

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Radon Affected Area by ward

Worked out by Open Index · 2022

Under 1%90% or more

About 100% of people in Gorllewin Tywyn live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
1,253
24th least populated of 8,397
ONS Census 2021 · 2021
People in radon Affected Area squares
100%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
33.8%
UK 87.8%
Ofcom · Jan 2026
Aged 15 to 64
50.8%
Joint 101st lowest of 8,397
ONS Census 2021 · 2021

How Gorllewin Tywyn compares

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

Gorllewin TywynMiddle
Population65 wards, Gwynedd · 2021
Population: every ward in Gwynedd65 areas from 1,015 to 6,710. The middle area is 1,656. Gorllewin Tywyn is 1,253.
1,2539th least populated
People in radon Affected Area squares65 wards, Gwynedd · 2022
People in radon Affected Area squares: every ward in Gwynedd65 areas from 0.0% to 100.0%. The middle area is 100.0%. Gorllewin Tywyn is 100.0%.
100%joint most people in radon Affected Areas
Gigabit broadband coverage65 wards, Gwynedd · Jan 2026
Gigabit broadband coverage: every ward in Gwynedd65 areas from 11.1% to 99.2%. The middle area is 79.3%. Gorllewin Tywyn is 33.8%.
33.8%8th lowest
Aged 15 to 6465 wards, Gwynedd · 2021
Aged 15 to 64: every ward in Gwynedd65 areas from 47.5% to 86.0%. The middle area is 60.0%. Gorllewin Tywyn is 50.8%.
50.8%4th lowest

What is the population of Gorllewin Tywyn?

Gorllewin Tywyn had 1,253 usual residents at the census.

Gorllewin Tywyn is the 24th least populated of 8,397 in the UK.

Figures for the whole of Gwynedd

These figures are published for the whole of Gwynedd, not for each ward, so they describe all of Gwynedd and not Gorllewin Tywyn alone. See Gwynedd

Average house price
£204,974
Up 5.5% in a year
HM Land Registry · Jul 2026
Median full-time pay
£32,868
17th lowest paid of 348
ONS earnings survey · 2025
House price to pay
6.2×
Joint 106th most affordable of 348
Worked out by Open Index
Population estimate
120,295
Down 0.3% in a year
ONS population estimates · 2025
Gorllewin Tywyn in brief

Gorllewin Tywyn had 1,253 usual residents at the census.

About 100% of people in Gorllewin Tywyn live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Gorllewin Tywyn, 33.8% of homes and businesses could get gigabit-capable broadband in January 2026.

50.8% of residents in Gorllewin Tywyn were aged 15 to 64 at the census.