Data / Population / Bolton

Population in Bolton

Population in Bolton was 309,732 in 2025, according to the Office for National Statistics (United Kingdom). That is up 0.3% from 2024.

2025, persons309,732
Change on 2024+0.3%
Series high309,7322025
Series low277,2962011

Population in Bolton, 2011 to 2025

270K280K290K300K310K201120142017202020252011: 277,296 persons2012: 279,738 persons2013: 281,629 persons2014: 283,212 persons2015: 284,972 persons2016: 287,253 persons2017: 289,684 persons2018: 291,594 persons2019: 294,888 persons2020: 295,712 persons2021: 296,169 persons2022: 299,591 persons2023: 304,761 persons2024: 308,904 persons2025: 309,732 persons
persons. Source: Office for National Statistics, Population estimates, local authority based by single year of age: all ages, both sexes, mid-year (ONS, Nomis NM_2002_1). Retrieved 2026-10-11, published 2026-07-29.
All 15 values
Periodpersons
2025309,732
2024308,904
2023304,761
2022299,591
2021296,169
2020295,712
2019294,888
2018291,594
2017289,684
2016287,253
2015284,972
2014283,212
2013281,629
2012279,738
2011277,296

Compared with North West

Place2025
Bolton309,732
North West7,772,854

Rankings

Definition

Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). Norway: Statistics Norway, 1 January. United States: Census Bureau population estimates for 1 July. United Kingdom regions and local authorities: Office for National Statistics estimates for 30 June. Other countries and the World: World Bank mid-year estimates, which count all residents regardless of legal status or citizenship.

The World Bank series exists for every country, so use it (through compare) to rank countries on one basis.

How to cite

Office for National Statistics. Population estimates, local authority based by single year of age: all ages, both sexes, mid-year (ONS, Nomis NM_2002_1). Contains public sector information licensed under the Open Government Licence v3.0. https://www.nomisweb.co.uk/api/v01/dataset/NM_2002_1.data.json?geography=TYPE480,TYPE424&gender=0&c_age=200&measures=20100&time=2011,latest. Retrieved 2026-10-11.

Use this data in your AI agent

Invokely serves this figure to AI assistants through MCP and to code through a REST API, with the source and citation attached. Ask your assistant:

What is the latest population in Bolton? Cite the source.
get_value {"indicator":"population","place":"gb-la-e08000001"}
GET https://invokely.ai/api/v1/value?indicator=population&place=gb-la-e08000001

Connect Claude, ChatGPT or Cursor in one step. The trial answers 25 calls a day without an account.

Questions

What is the population in Bolton?

Population in Bolton was 309,732 in 2025, according to the Office for National Statistics (United Kingdom). That is up 0.3% from 2024.

Where does this figure come from?

Office for National Statistics (United Kingdom). Population estimates, local authority based by single year of age: all ages, both sexes, mid-year (ONS, Nomis NM_2002_1). Retrieved by Invokely on 2026-10-11.

What was the highest population in Bolton?

309,732 in 2025, the highest value since 2011 in this series.

Population elsewhere in North West

Related statistics for Bolton

All statistics for Bolton