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Quincy population

Quincy, Massachusetts had an estimated 103,173 residents on July 1, 2025, the 340th-largest city in the US. That is up 11.8% since the 2010 Census and up 17.2% since 2000.

QuincyMassachusettsPop. 103,173
Population, July 2025
103,173+1.5% since April 2020
People per sq mile
6,22516.6 sq mi of land
Median age
38.617.7% are 65 or older
Households with kids
21%with anyone under 18

Population by year, 2000 to 2025

74k81k89k96k103k2000: 88,02520002001: 88,6192002: 88,84920022003: 88,8712004: 88,95920042005: 88,9342006: 89,30720062007: 89,8672008: 90,72420082009: 91,5312010: 92,27120102011: 92,5482012: 92,98520122013: 93,4912014: 93,71020142015: 93,8022016: 94,18120162017: 94,3852018: 94,45620182019: 94,5132020: 101,62320202021: 101,1472022: 102,09820222023: 102,0012024: 102,64720242025: 103,1732025
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
2025103,173+526Estimate, July 1
2024102,647+646Estimate, July 1
2023102,001-97Estimate, July 1
2022102,098+951Estimate, July 1
2021101,147-476Estimate, July 1
2020101,623+7,110April 2020 estimates base
201994,513+57Estimate, July 1
201894,456+71Estimate, July 1
201794,385+204Estimate, July 1
201694,181+379Estimate, July 1
201593,802+92Estimate, July 1
201493,710+219Estimate, July 1
201393,491+506Estimate, July 1
201292,985+437Estimate, July 1
201192,548+277Estimate, July 1
201092,271+7402010 Census (April 1)
200991,531+807Estimate, July 1
200890,724+857Estimate, July 1
200789,867+560Estimate, July 1
200689,307+373Estimate, July 1
200588,934-25Estimate, July 1
200488,959+88Estimate, July 1
200388,871+22Estimate, July 1
200288,849+230Estimate, July 1
200188,619+594Estimate, July 1
200088,025April 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 Quincy in 2025?

The Census Bureau estimates Quincy had 103,173 residents on July 1, 2025, making it the 340th-largest city in the US.

Is Quincy growing?

Yes. Quincy has grown 11.8% since the 2010 Census (92,271 people), and grown 1.5% since 2020.

What was the population of Quincy in 2000?

About 88,025 (the Census Bureau's April 2000 estimates base). By the 2010 Census it was 92,271.

How dense is Quincy?

Quincy has about 6,225 people per square mile of land (16.6 square miles).

More about Quincy

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