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Danbury population

Danbury, Connecticut had an estimated 89,033 residents on July 1, 2025, the 419th-largest city in the US. That is up 10.1% since the 2010 Census and up 19% since 2000.

DanburyConnecticutPop. 89,033
Population, July 2025
89,033+2.5% since April 2020
People per sq mile
2,11842.0 sq mi of land
Median age
40.617.2% are 65 or older
Households with kids
30.6%with anyone under 18

Population by year, 2000 to 2025

63k70k76k83k89k2000: 74,82220002001: 75,7842002: 76,44320022003: 77,0392004: 77,42420042005: 77,8052006: 78,00920062007: 78,3752008: 79,28720082009: 80,1122010: 80,89320102011: 82,0332012: 82,73120122013: 83,5362014: 83,64620142015: 84,1662016: 84,92720162017: 84,6442018: 84,74820182019: 84,7202020: 86,85920202021: 87,0872022: 87,28420222023: 87,2942024: 88,92420242025: 89,0332025
Darker bars are the April 2000, 2010 and 2020 benchmarks; the rest are July 1 estimates. Source: US Census Bureau population estimates (intercensal 2000-2010, Vintage 2020 and Vintage 2025).
YearPopulationChangeBasis
202589,033+109Estimate, July 1
202488,924+1,630Estimate, July 1
202387,294+10Estimate, July 1
202287,284+197Estimate, July 1
202187,087+228Estimate, July 1
202086,859+2,139April 2020 estimates base
201984,720-28Estimate, July 1
201884,748+104Estimate, July 1
201784,644-283Estimate, July 1
201684,927+761Estimate, July 1
201584,166+520Estimate, July 1
201483,646+110Estimate, July 1
201383,536+805Estimate, July 1
201282,731+698Estimate, July 1
201182,033+1,140Estimate, July 1
201080,893+7812010 Census (April 1)
200980,112+825Estimate, July 1
200879,287+912Estimate, July 1
200778,375+366Estimate, July 1
200678,009+204Estimate, July 1
200577,805+381Estimate, July 1
200477,424+385Estimate, July 1
200377,039+596Estimate, July 1
200276,443+659Estimate, July 1
200175,784+962Estimate, July 1
200074,822April 2000 estimates base

Year-to-year changes across 2010 and 2020 mix census counts with estimates, so small jumps at those years are partly method changes.

Frequently asked questions

What is the population of Danbury in 2025?

The Census Bureau estimates Danbury had 89,033 residents on July 1, 2025, making it the 419th-largest city in the US.

Is Danbury growing?

Yes. Danbury has grown 10.1% since the 2010 Census (80,893 people), and grown 2.5% since 2020.

What was the population of Danbury in 2000?

About 74,822 (the Census Bureau's April 2000 estimates base). By the 2010 Census it was 80,893.

How dense is Danbury?

Danbury has about 2,118 people per square mile of land (42.0 square miles).

More about Danbury

See cost of living, jobs and commutes in Danbury, Danbury weather by month, or every Danbury ZIP code. For the biggest cities in the country, see the largest US cities.