Franklin County, Massachusetts Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 12th-largest in Massachusetts
The population of Franklin County, Massachusetts is 70,922 as of the 2023 American Community Survey, making it the 12th-largest county in Massachusetts. The median household income is $72,584, the median home value is $303,400, and the median age is 47.3.
The population of Franklin County has declined 0.7% since 2010 (71,372 → 70,871), a -0.05% annualized rate.
70,922
Population
-0.05%
Annual growth
101
People / sq mi
$72,584
Median Income
$303,400
Median Home Value
Franklin County covers 699 sq mi of land at 101.4 people per square mile.
About Franklin County, MA
Franklin County is a county in Massachusetts with a population of 70,922. It ranks #12 among counties in Massachusetts by population. The median age is 47.3, older than the national median. The population is 49.3% male and 50.7% female.
The median household income in Franklin County is $72,584, near the US median of $74,580. 7.5% of residents live below the federal poverty level. Home values sit at a median of $303,400, with monthly rent averaging $1,169. The homeownership rate of 68.7% is higher than the national rate of 64.8%.
Educational attainment in Franklin County reflects 40.3% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 14.7% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 23.6 minutes each way.
Franklin County Population History (2010-2024)
The county of Franklin County had a population of 71,372 in 2010 and 70,871 in 2024, a -0.7% growth over 14 years. The peak was 71,714 in 2012. Average annual growth rate: -0.05%.
70,871
Population (2024)
71,372
Population (2010)
71,714
Peak (2012)
-0.05%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 71,372 |
| 2011 | 71,711 |
| 2012 | 71,714 |
| 2013 | 71,399 |
| 2014 | 71,344 |
| 2015 | 70,911 |
| 2016 | 70,706 |
| 2017 | 70,674 |
| 2018 | 70,722 |
| 2019 | 70,276 |
| 2020 | 70,934 |
| 2021 | 71,007 |
| 2022 | 71,050 |
| 2023 | 70,860 |
| 2024 | 70,871 |
Race & Ethnicity
| White | 89.4% |
| Black or African American | 1.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.3% |
| Two or More Races | 0.0% |
Age & Sex
47.3
Median Age
50.7%
Female
49.3%
Male
24.0%
Age 65+
Age Distribution
Children (under 15): 13.6% · Seniors (65+): 24.0%
Income & Poverty
| Median household income | $72,584$-28,757 vs state |
| Mean household income | $91,453 |
| Per-capita income | $41,366 |
| Poverty rate | 7.5%+0.9% vs state |
| Unemployment rate | 3.9% |
| Employment-to-population | 58.8% |
Top Industries by Employment
The largest employment sector in Franklin County is professional & business services, accounting for 32.5% of workers.
How residents commute
1.2%
Drive alone
4.0%
Carpool
70.3%
Public transit
14.7%
Work from home
23.6 min
Avg commute
Housing
$303,400$-222,400 vs state
Median home value
$1,169
Median rent
68.7%
Homeownership rate
34,424
Total housing units
91.5%
Occupied
8.5%
Vacant
31.3%
Renter-occupied
Social & access
97.7%
With health insurance
93.8%
With broadband internet
26.7%
Foreign-born
6.8%
Veterans (18+)
17.0%
With a disability
93.6%
Speak language other than English at home
Education
93.9%
High School+
40.3%
Bachelor's+
Largest cities in Massachusetts
Other counties in Massachusetts
Part of Massachusetts
Metro areas in Massachusetts
County rankings
Frequently Asked Questions
Franklin County, Massachusetts has a population of 70,922 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 12th-largest county in Massachusetts. Population density is 101 people per square mile.
The population of Franklin County has declined 0.7% since 2010 (71,372 → 70,871), a -0.05% annualized rate.
The median household income in Franklin County, Massachusetts is $72,584, with mean (average) household income of $91,453 and per-capita income of $41,366. 7.5% of residents live below the federal poverty level.
In Franklin County, the largest racial and ethnic groups are White (89.4%), Black or African American (1.4%), Hispanic or Latino (1.3%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Franklin County, Massachusetts is 47.3 years. Residents are 50.7% female and 49.3% male.
The median home value in Franklin County is $303,400 and median monthly rent is $1,169. 68.7% of occupied housing units are owner-occupied. The county has 34,424 total housing units, 8.5% of which are vacant.
The largest employment sector in Franklin County, Massachusetts is professional, scientific, and management services, employing 32.5% of workers. The unemployment rate is 3.9%.
Boston is among the largest cities associated with Franklin County, Massachusetts, with a population of 663,972.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.