Leominster, Massachusetts Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Leominster, Massachusetts is 43,697 as of the 2023 American Community Survey, making it the 31st-largest city in Massachusetts. The median household income is $81,556, the median home value is $345,000, and the median age is 41.8.
The population has grown 8.4% since 2010 (40,782 → 44,209).
43,697
Population
1516
People / sq mi
$81,556
Median Income
$345,000
Median Home Value
Leominster covers 28.8 sq mi of land at 1516 people per square mile.
About Leominster, MA
Leominster is a city in Massachusetts with a population of 43,697. It ranks #31 among cities in Massachusetts by population. The median age is 41.8, older than the national median. The population is 49.7% male and 50.3% female.
The median household income in Leominster is $81,556, above the US median of $74,580. 7.5% of residents live below the federal poverty level. Home values sit at a median of $345,000, with monthly rent averaging $1,282. The homeownership rate of 62.9% is close to the national rate of 64.8%.
Educational attainment in Leominster reflects 32.3% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 10.7% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 27.1 minutes each way.
Leominster city Population History (2010-2024)
The city of Leominster city had a population of 40,782 in 2010 and 44,209 in 2024, a 8.4% growth over 14 years. The peak was 44,209 in 2024. Average annual growth rate: 0.59%.
44,209
Population (2024)
40,782
Population (2010)
44,209
Peak (2024)
0.59%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 40,782 |
| 2011 | 40,907 |
| 2012 | 40,946 |
| 2013 | 41,121 |
| 2014 | 41,500 |
| 2015 | 41,562 |
| 2016 | 41,406 |
| 2017 | 41,603 |
| 2018 | 41,727 |
| 2019 | 41,716 |
| 2020 | 43,755 |
| 2021 | 43,740 |
| 2022 | 43,899 |
| 2023 | 43,908 |
| 2024 | 44,209 |
Race & Ethnicity
| White | 73.3% |
| Black or African American | 5.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.6% |
| Two or More Races | 0.0% |
Economy & Income
$81,556
Median Household Income
$45,014
Per Capita Income
7.5%
Poverty Rate
3.9%
Unemployment Rate
Housing
$345,000
Median Home Value
$1,282
Median Rent
62.9%
Owner-Occupied
Education
90.3%
High School+
32.3%
Bachelor's+
Commute
1.0%
Drive Alone
79.4%
Public Transit
10.7%
Work From Home
27.1 min
Avg Commute
Community Profile
14.7%
Foreign Born
75.6%
Non-English at Home
4.8%
Veterans
13.3%
With Disability
97.5%
Health Insurance
96.6%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 30.0% |
| Manufacturing | 14.2% |
| Finance, Insurance & Real Estate | 10.9% |
| Education, Health Care & Social Services | 6.8% |
| Construction | 5.7% |
| Information | 5.6% |
| Public Administration | 4.6% |
| Retail Trade | 4.2% |
| Arts, Entertainment & Food Services | 3.0% |
| Transportation & Warehousing | 1.7% |
| Agriculture & Mining | 0.4% |
Largest cities in Massachusetts
Largest counties in Massachusetts
Part of Massachusetts
Metro areas in Massachusetts
City rankings
Frequently Asked Questions
Leominster, Massachusetts has a population of 43,697 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 31st-largest city in Massachusetts.
The median household income in Leominster, Massachusetts is $81,556, with 7.5% of residents living below the federal poverty level.
The median home value in Leominster, Massachusetts is $345,000, with median monthly rent at $1,282 and a homeownership rate of 62.9%.
The median age in Leominster, Massachusetts is 41.8 years. The population is 49.7% male and 50.3% female.
The population has grown 8.4% since 2010 (40,782 → 44,209).
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.