County · Ohio
Guernsey County, Ohio
Guernsey County, Ohio. Guernsey County had 38,379 residents in 2025 by the Census Bureau's estimate, down 0.2% since 2020, while Ohio grew 0.9%. It holds 31 places (9 cities, villages and boroughs, 19 towns and townships and 3 census-designated) and 10 census tracts. GEOID 39059.
Guernsey County is the county of the Cambridge, OH micropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
38,379
Census Bureau estimate (no margin published)
2020 Census count: 38,438 · ACS 2020-2024: 38,223
Median household income
$58,478
±$3,866 (90% margin)
Ohio: $71,389
Median home value
$157,700
±$7,245 (90% margin)
Ohio: $214,800
Median gross rent
$864
±$80 (90% margin)
Ohio: $1,034
How many people live in Guernsey County, and is it growing?
The 2020 Census counted 38,438 residents in Guernsey County. The Census Bureau estimates 38,379 for July 1, 2025, down 0.2% since 2020, while Ohio grew 0.9%. The 2020-2024 American Community Survey puts the population at 38,223 over 522 square miles of land.
| Measure | Guernsey County | Ohio | Change since 2015-2019 |
|---|---|---|---|
| Total population | 38,223 | 11,810,293 | −888 |
| Households | 16,318±311 | 4,863,191 | no clear change |
| Average household size | 2.31±0.04 | 2.37 | no clear change |
| Housing units | 19,037±47 | 5,292,391 | −298 |
Guernsey County's population since 2000
From 40,792 in 2000 to 38,379 in 2025: down 5.9%. 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 Guernsey County?
Guernsey County holds 31 places: 9 cities, villages and boroughs (incorporated places), 19 towns and townships (county subdivisions with their own government) and 3 census-designated places. The largest is Cambridge Township with 13,836 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Cambridge Township | 13,900 | $50,299 |
|---|---|---|
| Cambridge | 10,089 | $42,946 |
| Jackson Township, Guernsey County | 4,998 | $51,487 |
| Byesville | 2,364 | $42,500 |
| Westland TownshipGEOID 3905983664 | 2,157 | $83,750 |
| Richland Township, Guernsey County | 2,066 | $74,784 |
| Valley Township, Guernsey County | 2,041 | $55,625 |
| Adams Township, Guernsey CountyGEOID 3905900282 | 1,872 | $77,794 |
| Center Township, Guernsey County | 1,744 | $76,029 |
| Wills Township | 1,521 | $64,563 |
| Millwood Township | 1,258 | $55,214 |
| Spencer Township, Guernsey County | 1,041 | $72,813 |
| Madison Township, Guernsey County | 969 | $75,395 |
| Liberty Township, Guernsey CountyGEOID 3905943134 | 884 | $55,625 |
| Oxford Township, Guernsey CountyGEOID 3905959290 | 754 | $42,341 |
| Monroe Township, Guernsey CountyGEOID 3905951380 | 730 | $101,927 |
| Londonderry TownshipGEOID 3905944716 | 710 | not published |
| Wheeling Township, Guernsey CountyGEOID 3905984616 | 680 | $65,119 |
| Knox Township, Guernsey CountyGEOID 3905940838 | 538 | $48,646 |
| Washington Township, Guernsey CountyGEOID 3905981256 | 478 | not published |
| Senecaville | 422 | $52,946 |
| Pleasant CityGEOID 3963436 | 400 | $67,813 |
| Quaker City | 379 | $41,250 |
| BuffaloGEOID 3910128 | 373 | $84,441 |
| CumberlandGEOID 3919694 | 317 | $56,607 |
| Lore CityGEOID 3944954 | 282 | $51,875 |
| Old WashingtonGEOID 3958226 | 223 | $76,875 |
| KimboltonGEOID 3940264 | 152 | not published |
| SalesvilleGEOID 3970072 | 123 | not published |
| Jefferson Township, Guernsey CountyGEOID 3905938640 | 97 | $123,750 |
| FairviewGEOID 3926348 | 67 | $28,929 |
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 Guernsey County?
The median resident of Guernsey County is 42.9 years old; 22.1% are under 18 and 20.1% are 65 or older. The largest group is non-Hispanic white residents at 93.3%, then non-Hispanic residents of two or more races at 2.7%. 0.9% of residents were born outside the United States.
| Measure | Guernsey County | Ohio | Change since 2015-2019 |
|---|---|---|---|
| Median age | 42.9±0.6 | 39.7 | no clear change |
| Under 18 years | 22.1%±0.4 pts | 22.0% | – |
| 65 years and over | 20.1%±0.1 pts | 18.3% | – |
| Hispanic or Latino (any race) | 1.4% | 4.8% | +0.2 pts |
| White alone, not Hispanic | 93.3%±0.3 pts | 75.8% | −0.9 pts |
| Black or African American alone, not Hispanic | 1.9%±0.4 pts | 12.0% | +0.8 pts |
| Asian alone, not Hispanic | 0.3%±0.1 pts | 2.5% | no clear change |
| American Indian and Alaska Native alone, not Hispanic | 0.0%±0.1 pts | 0.1% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±0.1 pts | 0.0% | – |
| Two or more races, not Hispanic | 2.7%±0.5 pts | 4.3% | – |
| Some other race alone, not Hispanic | 0.3%±0.2 pts | 0.4% | – |
| Born outside the United States | 0.9%±0.3 pts | 5.2% | no clear change |
| Speak a language other than English at home (age 5+) | 4.9%±2.1 pts | 8.0% | – |
| Civilian veterans (age 18+) | 7.7%±1.0 pts | 6.6% | – |
| With a disability | 17.0%±1.2 pts | 14.4% | – |
| No health insurance coverage | 11.9%±2.6 pts | 6.4% | +4.7 pts |
| High school graduate or higher (age 25+) | 86.8%±1.8 pts | 91.8% | – |
| Bachelor's degree or higher (age 25+) | 15.6%±1.7 pts | 31.5% | no clear change |
| Graduate or professional degree (age 25+) | 5.6%±1.0 pts | 12.2% | – |
| Moved from another state in the past year | 0.9%±0.4 pts | 1.6% | – |
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 Guernsey County earn?
Half of Guernsey County's 16,318 households earn less than $58,478 a year (±$3,866), against $71,389 in Ohio. In 2015-2019 it was $56,510 in 2024 dollars; the margins of error cannot tell the two periods apart. 15.3% of residents live below the poverty line.
| Measure | Guernsey County | Ohio | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $58,478±$3,866 | $71,389 | no clear change |
| Mean household income | $75,252±$5,571 | $96,990 | – |
| Per capita income | $32,627±$2,386 | $40,552 | no clear change |
| People below the poverty line | 15.3%±2.3 pts | 13.3% | −4.6 pts |
| Children under 18 below the poverty line | 21.5%±5.6 pts | 17.8% | −11.0 pts |
| Households receiving SNAP | 17.1%±2.1 pts | 12.5% | – |
| Households with a broadband subscription | 86.4%±2.0 pts | 90.1% | – |
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 Guernsey County?
Owners occupy 72.1% of Guernsey County's occupied homes and renters 27.9%. The median owner-occupied home is valued at $157,700 by its owner (±$7,245). The median renter pays $864 a month including utilities, and 39.0% of renters pay 35% or more of their income on rent.
| Measure | Guernsey County | Ohio | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $157,700±$7,245 | $214,800 | +$16,539 |
| Median gross rent | $864±$80 | $1,034 | no clear change |
| Renters paying 35% or more of income on rent | 39.0%±6.7 pts | 37.3% | no clear change |
| Median monthly owner costs, with a mortgage | $1,237±$60 | $1,517 | – |
| Owner-occupied homes | 72.1%±2.4 pts | 67.2% | no clear change |
| Housing units | 19,037±47 | 5,292,391 | −298 |
| Homeowner vacancy rate | 1.9%±1.0 pts | 0.8% | – |
| Rental vacancy rate | 9.2%±3.2 pts | 4.4% | – |
| Single-family detached homes | 74.6%±2.2 pts | 68.8% | – |
| Mobile homes | 11.9%±1.7 pts | 3.4% | – |
| Built 2020 or later | 0.4%±0.2 pts | 1.1% | – |
| Built 1939 or earlier | 21.8%±2.2 pts | 19.0% | – |
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 Guernsey County building?
Builders took permits for 41 new housing units across Guernsey County in 2025 (41 single-family), 1.1 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 Guernsey County get to work?
82.4% of Guernsey County's workers drive alone and 4.0% work from home. The average trip to work takes 22.9 minutes. The unemployment rate in 2020-2024 averaged 5.3%.
| Measure | Guernsey County | Ohio | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 57.0%±1.7 pts | 63.1% | – |
| Unemployment rate | 5.3%±1.6 pts | 4.8% | no clear change |
| Drove alone to work | 82.4%±2.5 pts | 75.1% | – |
| Carpooled | 11.1%±1.8 pts | 7.5% | – |
| Public transportation | 0.0%±0.1 pts | 1.0% | – |
| Walked | 0.7%±0.3 pts | 2.0% | – |
| Worked from home | 4.0%±1.1 pts | 13.0% | +1.7 pts |
| Mean travel time to work | 22.9 min±1.4 | 23.4 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 Guernsey County's census tracts?
Guernsey County is divided into 10 census tracts. Among those with a reliable estimate, median household income runs from $36,845 (Tract 9776) to $78,691 (Tract 9778).
| Tract 977139059977100 | 4,362±518 | $57,938 |
|---|---|---|
| Tract 977239059977200 | 5,207±665 | $71,355 |
| Tract 977339059977300 | 3,121±337 | $47,654 |
| Tract 977439059977400 | 3,546±457 | $59,688 |
| Tract 977539059977500 | 3,638±395 | $68,240 |
| Tract 977639059977600 | 2,734±417 | $36,845 |
| Tract 977739059977700 | 3,384±327 | $73,404 |
| Tract 977839059977800 | 4,000±637 | $78,691 |
| Tract 977939059977900 | 4,146±275 | $50,474 |
| Tract 978039059978000 | 4,085±548 | $57,644 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Guernsey County compare with Ohio's other counties?
| Measure | Rank |
|---|---|
| Population | 65th of 88 |
| Growth 2020-2025 | 44th of 88 |
| Residents per square mile | 69th of 88 |
| Median household income | 70th of 88 |
| Median home value | 66th of 88 |
| Median gross rent | 42nd of 88 |
| Poverty rate | 24th of 88 |
| Bachelor's degree or higher | 77th of 88 |
| Median age | 24th of 88 |
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 Guernsey 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.