Towns and cities in Gwynedd by population
All 39 populated places in Gwynedd, ranked by current population. The largest is Bangor, with 18,322 people.
Every place in Gwynedd, ranked
Do not add these figures together to get Gwynedd's population. Settlement boundaries overlap, so the rows below sum to more than the area actually holds: 85,437 against an official 120,813. The ONS figure above is the one to quote. Why figures differ.
| # | Place | Population |
|---|---|---|
| 1 | Bangor | 18,322 |
| 2 | Caernarfon | 9,730 |
| 3 | Bethesda | 4,735 |
| 4 | Pwllheli | 4,076 |
| 5 | Blaenau-Ffestiniog | 4,005 |
| 6 | Tywyn | 3,097 |
| 7 | Porthmadog | 2,981 |
| 8 | Dolgellau | 2,688 |
| 9 | Barmouth | 2,522 |
| 10 | Y Felinheli | 2,284 |
| 11 | Bala | 1,974 |
| 12 | Llanrug | 1,916 |
| 13 | Llanberis | 1,844 |
| 14 | Penygroes | 1,793 |
| 15 | Harlech | 1,762 |
| 16 | Criccieth | 1,753 |
| 17 | Dyffryn Ardudwy | 1,654 |
| 18 | Penrhyndeudraeth | 1,546 |
| 19 | Tal-y-bont | 1,540 |
| 20 | Deiniolen | 1,379 |
| 21 | Nefyn | 1,373 |
| 22 | Tregarth | 1,307 |
| 23 | Talysarn | 1,086 |
| 24 | Bontnewydd | 951 |
| 25 | Groeslon | 880 |
| 26 | Llan Ffestiniog | 864 |
| 27 | Morfa Nefyn | 857 |
| 28 | Abersoch | 783 |
| 29 | Aberdyfi | 725 |
| 30 | Fairbourne | 721 |
| 31 | Rhosgadfan | 660 |
| 32 | Chwilog | 640 |
| 33 | Trawsfynydd | 628 |
| 34 | Llanbedrog | 613 |
| 35 | Mynytho | 536 |
| 36 | Llwyngwril | 526 |
| 37 | Llanbedr | 385 |
| 38 | Upper Corris | 200 |
| 39 | Garndolbenmaen | 101 |
Common questions
What is the population of Gwynedd?
120,813, on the ONS mid-2024 estimate for Gwynedd. The individual towns listed on this page sum to more than that, because settlement boundaries overlap; the ONS figure is the one to quote for the area as a whole.
What is the largest town in Gwynedd?
Bangor, with 18,322 residents on current figures. This page ranks all 39 recorded places in Gwynedd by population, each linking to its own page with sources and, where held, a 2005 comparison.