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Data on this report is based on areas within the legal city boundary, outlined in black on the map. Any additional neighborhoods shown on the map are associated with the city by name and are included for reference only.


Quincy Population Statistics

Source & Methodology

Analytics built by:   Location, Inc.

Raw data sources:   American Community Survey, U.S. Bureau of the Census, U.S. Department of Education, 50 state departments of education, U.S. Bureau of Labor Statistics, Federal Bureau of Investigation, 18,000+ local law enforcement agencies, Federal Housing Finance Agency, U.S. Geological Service, National Agricultural Statistics Service.

Date(s) & Update Frequency:   2024 (latest available). Updated annually. Please note: Unemployment data updated February 2026.

Methodology:   Unlike standardly available Census demographics, NeighborhoodScout uses dozens of custom models to transform 8.5 million raw demographic data elements from government sources into proprietary indices and insights…. Read more about Scout's Demographic Data

Quincy Population & Age Distribution

Total Population

103,434

Age

Under 5 Years:
4.7%
5 - 17:
9.8%
18 - 24:
8.4%
25 - 34:
21.1%
35 - 54:
25.9%
55 - 64:
12.4%
Over 65 Years:
17.7%

Educational Attainment of Adults

Attending College
High School Graduates
College Graduated
5.2%
5.2%
90.7%
90.7%
50.3%
50.3%
0% 100.0%
% of Residents

Income

Per capita Income

Quincy
USA
$54,982
$54,982
$44,673
$44,673

Median household income

Quincy
USA
$98,882
$98,882
$80,734
$80,734
Individuals Below Poverty Level

10.6%

Employment Industries

View all industries
Healthcare
Professional, scientific, and technical services
Education
Retail
Accommodation
Finance
Manufacturing
Transportation
Other
Construction
Administration
Public Service
Information Technology
Arts
16.1%
16.1%
13.9%
13.9%
10.4%
10.4%
9.0%
9.0%
7.7%
7.7%
7.7%
7.7%
6.3%
6.3%
4.5%
4.5%
4.4%
4.4%
4.0%
4.0%
3.7%
3.7%
3.3%
3.3%
2.6%
2.6%
2.4%
2.4%
0% 100%
% of Residents

Race & Ethnic Diversity

White
Asian
Hispanic or Latino (Of Any Race)
Black or African American
Other Race / Two or More Races
American Indian and Alaska Native
Native Hawaiian and Other Pacific Islanders
53.7%
53.7%
29.1%
29.1%
6.5%
6.5%
6.0%
6.0%
4.5%
4.5%
0.1%
0.1%
0.0%
0.0%
0% 100.0%
% of Residents

Ancestry

See all ancestries
Irish
Italian
English
German
Polish
Albanian
French
French Canadian
Scottish
Swedish
Portuguese
Russian
Greek
Brazilian
Haitian
African
European
Cape Verdean
Nigerian
Lebanese
22.1%
22.1%
8.5%
8.5%
5.8%
5.8%
3.7%
3.7%
2.1%
2.1%
1.8%
1.8%
1.8%
1.8%
1.5%
1.5%
1.1%
1.1%
1.0%
1.0%
0.9%
0.9%
0.9%
0.9%
0.8%
0.8%
0.8%
0.8%
0.8%
0.8%
0.7%
0.7%
0.7%
0.7%
0.5%
0.5%
0.5%
0.5%
0.4%
0.4%
0% 100%
% of Residents

Languages Spoken

See all languages
English
Chinese
Spanish
Vietnamese
Langs. of India
Other Indo-European
Portuguese
Other Asian languages
Arabic
French
French Creole
Tagalog
African languages
Italian
Slavic languages
German/Yiddish
Russian
Korean
Polish
Greek
61.1%
61.1%
15.5%
15.5%
4.2%
4.2%
4.0%
4.0%
3.8%
3.8%
1.4%
1.4%
1.3%
1.3%
1.2%
1.2%
1.2%
1.2%
1.2%
1.2%
0.7%
0.7%
0.7%
0.7%
0.5%
0.5%
0.4%
0.4%
0.3%
0.3%
0.3%
0.3%
0.3%
0.3%
0.2%
0.2%
0.2%
0.2%
0.2%
0.2%
0% 100%
% of Residents
Foreign Born Quincy Residents

33.0%