Population by age and sex - Cities and FUAs in Boulder

Boulder: Population by age and sex - Cities and FUAs was 330,262 Persons in 2024. ▲ Rising

Latest (2024)
330,262 Persons
Change on year
up 0.6%
Rank
377th
of 1249 regions
All-time high
330,262 Persons
in 2024
All-time low
271,574 Persons
in 2000
Years of data
25
2000–2024

Population by age and sex - Cities and FUAs in Boulder, 2000–2024

0100.0k200.0k300.0k2000201220242000: 271.6k Persons2001: 277.6k Persons2002: 279.5k Persons2003: 278.8k Persons2004: 279.7k Persons2005: 280.2k Persons2006: 284.2k Persons2007: 287.4k Persons2008: 290.9k Persons2009: 293.2k Persons2010: 295.1k Persons2011: 300.0k Persons2012: 304.7k Persons2013: 309.5k Persons2014: 312.5k Persons2015: 318.4k Persons2016: 321.8k Persons2017: 323.0k Persons2018: 325.4k Persons2019: 326.0k Persons2020: 327.1k Persons2021: 327.1k Persons2022: 328.0k Persons2023: 328.4k Persons2024: 330.3k Persons

Source: Organisation for Economic Co-operation and Development. Measured in Persons.

Analysis

The most recent figure for population by age and sex - cities and fuas in Boulder is 330,262 Persons, measured in 2024. That is the highest value across all 25 years on record.

That represents a change of up 0.6% on the previous year and up 5.7% over ten years.

Over the whole period, population by age and sex - cities and fuas in Boulder peaked at 330,262 Persons in 2024 and was at its lowest, 271,574 Persons, in 2000.

Boulder ranks 377th of 1249 regions on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 25 years of available data.

Population by age and sex - Cities and FUAs in Boulder, year by year

Annual values for Population by age and sex - Cities and FUAs in Boulder, 2000 to 2024.
Year Persons Change
2000 271,574 Persons —
2001 277,597 Persons +2.2%
2002 279,468 Persons +0.7%
2003 278,768 Persons -0.3%
2004 279,728 Persons +0.3%
2005 280,241 Persons +0.2%
2006 284,243 Persons +1.4%
2007 287,428 Persons +1.1%
2008 290,859 Persons +1.2%
2009 293,190 Persons +0.8%
2010 295,056 Persons +0.6%
2011 300,045 Persons +1.7%
2012 304,717 Persons +1.6%
2013 309,538 Persons +1.6%
2014 312,525 Persons +1.0%
2015 318,408 Persons +1.9%
2016 321,761 Persons +1.1%
2017 323,019 Persons +0.4%
2018 325,438 Persons +0.7%
2019 326,020 Persons +0.2%
2020 327,069 Persons +0.3%
2021 327,133 Persons +0.0%
2022 328,039 Persons +0.3%
2023 328,419 Persons +0.1%
2024 330,262 Persons +0.6%

Averages by decade

DecadeAverage LowestHighest Years
2000s 282,310 Persons 271,574 Persons 293,190 Persons 10
2010s 313,653 Persons 295,056 Persons 326,020 Persons 10
2020s 328,184 Persons 327,069 Persons 330,262 Persons 5

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Frequently asked questions

What is population by age and sex - cities and fuas in Boulder?
Population by age and sex - cities and fuas in Boulder was 330,262 Persons in 2024, according to Organisation for Economic Co-operation and Development.
What is the highest population by age and sex - cities and fuas recorded in Boulder?
The highest recorded value was 330,262 Persons in 2024.
What is the lowest population by age and sex - cities and fuas recorded in Boulder?
The lowest recorded value was 271,574 Persons in 2000.
How does Boulder rank for population by age and sex - cities and fuas?
Boulder ranks 377th out of 1249 regions with data for 2024.
Is population by age and sex - cities and fuas rising or falling in Boulder?
Over the last ten years it is up 5.7%. The long-run trend across the full record is rising.
Where does this Boulder data come from?
The figures come from Organisation for Economic Co-operation and Development, published as part of Population by age and sex - Cities and FUAs. Statizoid updates them automatically from the source API.

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Population by age and sex - Cities and FUAs in Boulder. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 01 October 2026, from https://population.statizoid.com/stat/population-by-age-and-sex-cities-and-fuas/boulder/

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About this data

Indicator
Population by age and sex - Cities and FUAs
Unit
Persons
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
1,260 places, 27,887 data points, 1980–2025
Last refreshed

This dataset provides population counts by 5-year age groups and sex for OECD Functional Urban Areas (FUAs) and cities. Data sources and methodology Population by age and sex data is collected at the level of small administrative units (e.g. municipalities) and aggregated at the FUA and city level. The correspondence table between SAUs and FUAs/cities is available in parquet and csv format. Defining FUAs and cities The OECD, in cooperation with the EU, has developed a harmonised definition of functional urban areas (FUAs) to capture the economic and functional reach of cities based on daily commuting patterns (OECD, 2012). FUAs consist of: A city – defined by urban centres in the degree of urbanisation, adapted to the closest local administrative units to define a city. A commuting zone – including all local areas where at least 15% of employed residents work in the city. The delineation process includes: Assigning municipalities surrounded by a single FUA to that FUA. Excluding non-contiguous municipalities. The definition identifies 1 272 FUAs and 1 269 cities in all OECD member countries except Costa Rica and four accession countries. Cite this dataset OECD Regions, cities and local areas database (Population by age and sex - Cities and FUAs), http://oe.cd/geostats Further information OECD Local Data Portal OECD Regions and Cities at a Glance For questions and/or comments, please email CitiesStat@oecd.org