County · Washington
Franklin County, Washington
Franklin County, Washington. Franklin County had 102,612 residents in 2025 by the Census Bureau's estimate, up 6.1% since 2020, faster than Washington (+3.8%). It holds 6 places (4 cities, villages and boroughs and 2 census-designated) and 22 census tracts. GEOID 53021.
Franklin County is one of the 2 counties of the Kennewick-Richland, WA metropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
102,612
Census Bureau estimate (no margin published)
2020 Census count: 96,749 · ACS 2020-2024: 98,902
Median household income
$86,714
±$4,594 (90% margin)
Washington: $98,141
Median home value
$379,300
±$9,109 (90% margin)
Washington: $564,600
Median gross rent
$1,198
±$67 (90% margin)
Washington: $1,760
How many people live in Franklin County, and is it growing?
The 2020 Census counted 96,749 residents in Franklin County. The Census Bureau estimates 102,612 for July 1, 2025, up 6.1% since 2020, faster than Washington (+3.8%). The 2020-2024 American Community Survey puts the population at 98,902 over 1,242 square miles of land.
| Measure | Franklin County | Washington | Change since 2015-2019 |
|---|---|---|---|
| Total population | 98,902 | 7,816,116 | +6,893 |
| Households | 29,890±470 | 3,064,820 | +3,167 |
| Average household size | 3.21±0.03 | 2.50 | −0.15 |
| Housing units | 31,183±366 | 3,306,620 | +3,120 |
Franklin County's population since 2000
From 49,347 in 2000 to 102,612 in 2025: up 107.9%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Franklin County?
Franklin County holds 6 places: 4 cities, villages and boroughs (incorporated places) and 2 census-designated places. The largest is Pasco with 82,848 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Franklin County?
The median resident of Franklin County is 30.9 years old; 30.9% are under 18 and 10.4% are 65 or older. The largest group is Hispanic or Latino residents (of any race) at 55.3%, then non-Hispanic white residents at 37.1%. 20.8% of residents were born outside the United States.
| Measure | Franklin County | Washington | Change since 2015-2019 |
|---|---|---|---|
| Median age | 30.9±0.3 | 38.3 | +0.6 |
| Under 18 years | 30.9%±0.1 pts | 21.4% | – |
| 65 years and over | 10.4%±0.1 pts | 16.6% | – |
| Hispanic or Latino (any race) | 55.3% | 14.4% | +2.2 pts |
| White alone, not Hispanic | 37.1%±0.5 pts | 63.1% | −3.3 pts |
| Black or African American alone, not Hispanic | 1.9%±0.3 pts | 3.8% | no clear change |
| Asian alone, not Hispanic | 1.7%±0.3 pts | 9.7% | no clear change |
| American Indian and Alaska Native alone, not Hispanic | 0.2%±0.1 pts | 0.8% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.2%±0.1 pts | 0.7% | – |
| Two or more races, not Hispanic | 3.1%±0.5 pts | 6.8% | – |
| Some other race alone, not Hispanic | 0.6%±0.3 pts | 0.6% | – |
| Born outside the United States | 20.8%±1.5 pts | 15.4% | no clear change |
| Speak a language other than English at home (age 5+) | 49.5%±1.7 pts | 21.4% | – |
| Civilian veterans (age 18+) | 5.9%±0.8 pts | 7.8% | – |
| With a disability | 10.5%±0.9 pts | 13.6% | – |
| No health insurance coverage | 13.2%±1.5 pts | 6.3% | no clear change |
| High school graduate or higher (age 25+) | 77.4%±1.6 pts | 92.3% | – |
| Bachelor's degree or higher (age 25+) | 21.1%±1.6 pts | 39.6% | +3.4 pts |
| Graduate or professional degree (age 25+) | 7.8%±0.9 pts | 15.6% | – |
| Moved from another state in the past year | 1.4%±0.4 pts | 2.9% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Franklin County earn?
Half of Franklin County's 29,890 households earn less than $86,714 a year (±$4,594), against $98,141 in Washington. In 2015-2019 the median was $78,252 in 2024 dollars, so it rose by $8,462 after inflation. 13.1% of residents live below the poverty line.
| Measure | Franklin County | Washington | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $86,714±$4,594 | $98,141 | +$8,462 |
| Mean household income | $109,166±$4,879 | $134,588 | – |
| Per capita income | $33,959±$1,548 | $53,744 | +$3,955 |
| People below the poverty line | 13.1%±2.3 pts | 9.9% | no clear change |
| Children under 18 below the poverty line | 17.0%±3.7 pts | 11.6% | no clear change |
| Households receiving SNAP | 18.8%±2.1 pts | 11.5% | – |
| Households with a broadband subscription | 92.8%±1.3 pts | 93.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Franklin County?
Owners occupy 71.0% of Franklin County's occupied homes and renters 29.0%. The median owner-occupied home is valued at $379,300 by its owner (±$9,109). The median renter pays $1,198 a month including utilities, and 37.7% of renters pay 35% or more of their income on rent.
| Measure | Franklin County | Washington | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $379,300±$9,109 | $564,600 | +$130,208 |
| Median gross rent | $1,198±$67 | $1,760 | no clear change |
| Renters paying 35% or more of income on rent | 37.7%±5.4 pts | 40.1% | no clear change |
| Median monthly owner costs, with a mortgage | $1,788±$63 | $2,445 | – |
| Owner-occupied homes | 71.0%±2.1 pts | 63.8% | no clear change |
| Housing units | 31,183±366 | 3,306,620 | +3,120 |
| Homeowner vacancy rate | 0.8%±0.6 pts | 0.7% | – |
| Rental vacancy rate | 4.1%±1.8 pts | 4.5% | – |
| Single-family detached homes | 73.7%±1.9 pts | 61.9% | – |
| Mobile homes | 7.6%±1.2 pts | 5.5% | – |
| Built 2020 or later | 3.6%±0.7 pts | 2.3% | – |
| Built 1939 or earlier | 3.4%±0.8 pts | 9.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Franklin County building?
Builders took permits for 768 new housing units across Franklin County in 2025 (369 single-family), 7.5 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Franklin County get to work?
76.5% of Franklin County's workers drive alone and 8.1% work from home. The average trip to work takes 22.4 minutes. The unemployment rate in 2020-2024 averaged 5.4%.
| Measure | Franklin County | Washington | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 65.8%±1.5 pts | 64.5% | – |
| Unemployment rate | 5.4%±1.0 pts | 5.1% | no clear change |
| Drove alone to work | 76.5%±2.5 pts | 63.4% | – |
| Carpooled | 12.3%±2.0 pts | 8.5% | – |
| Public transportation | 0.7%±1.2 pts | 3.4% | – |
| Walked | 1.1%±0.4 pts | 3.0% | – |
| Worked from home | 8.1%±1.1 pts | 19.8% | +3.7 pts |
| Mean travel time to work | 22.4 min±1.3 | 26.6 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Franklin County's census tracts?
Franklin County is divided into 22 census tracts. Among those with a reliable estimate, median household income runs from $40,331 (Tract 204.04) to $148,224 (Tract 206.07).
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Franklin County compare with Washington's other counties?
| Measure | Rank |
|---|---|
| Population | 14th of 39 |
| Growth 2020-2025 | 12th of 39 |
| Residents per square mile | 13th of 39 |
| Median household income | 11th of 39 |
| Median home value | 25th of 39 |
| Median gross rent | 20th of 39 |
| Poverty rate | 12th of 39 |
| Bachelor's degree or higher | 32nd of 39 |
| Median age | 37th of 39 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Franklin County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.