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Fairfield County, OH
15 cities and towns and 14 ZIP codes in Fairfield County, Ohio.
Population
163,453
Land area
504sq mi
People per sq mi
324
ZIP codes
14
Cities and towns in Fairfield County
Fairfield County at a glance
- Households here earn a median of $90,966 a year, 27% more than the Ohio figure of $71,389.
- A typical owner-occupied home is valued at $298,800 (39% above Ohio) and median rent is $1,172 a month.
- The biggest population centers are Lancaster (41,249), Pickerington (24,477) and Baltimore (3,050).
Local data for Fairfield County, OH
Counts from official public data
- Hospitals2
- Emergency Rooms2
- Nursing Homes10
- Schools52
- Colleges2
- Libraries8
- Banks36
- Post Offices12
- Parks74
- Grocery Stores37
- Restaurants306
- Affordable Housing13
- Home Health Agencies6
- Hospice Care1
- Dialysis Centers4
- Rehab & Long-Term Care Hospitals1
- Community Health Centers3
- Mental Health & Addiction Treatment12
- Private Schools6
- Toxic Release Facilities5
- Historic Places28
Housing and community stats
Fairfield County, OH, American Community Survey 2020-2024
Median household income
$90,966
Poverty rate
8.0%
Median home value
$298,800
Prices +5.2% in a year
Median rent
$1,172/mo
Homeownership
74.9%
Bachelor's or higher
32.3%
Median age
39.5
Average commute
28.0 min
Largest reported origins and ancestries: German Americans (36,400), Irish Americans (19,337), Italian Americans (6,848).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
3.3%
Sep 2026, -0.5 pts in a year
Average annual pay
$55,703
48,050 jobs, 2025
Income per person
$61,185
BEA, 2024
Federal spending
$876M
FY 2026, $5,515 per person
PPP loans
$245M
4,801 loans, 31,304 jobs reported
Campaign donations
$513K
Itemized, 2026 cycle
How people get to work
Fairfield County, OH, workers 16 and older. American Community Survey 5-year estimates
- Drove alone76.3%
- Carpooled6.7%
- Public transit0.2%
- Walked1.1%
- Bicycle0.2%
- Taxi, ride-hailing, motorcycle or other1.1%
- Worked from home14.5%
Average one-way commute: 28.0 minutes for people who do not work from home.
Environment and hazard risk
Fairfield County, OH, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: ice storm
Storm events since 1996
595
Most often thunderstorm wind
Flood insurance policies
414
0.8% of homes, county
July high / Jan low
84° / 20°F
40.3 inches of rain a year
Hazards, floods and storm historyCheck a flood zone28 historic places
Health statistics
Share of adults in Fairfield County, OH, CDC PLACES estimates
Obesity
35.6%
U.S. 33.3% +2.3 pts
Diabetes
12.2%
U.S. 12.1% about the same
Smoking
14.4%
U.S. 12.8% +1.6 pts
Uninsured (18-64)
7.1%
U.S. 11.1% -4.0 pts
Cities, towns and ZIP codes in Fairfield County
Population shown
Frequently asked questions
- What is the largest city in Fairfield County, OH?
- Lancaster is the largest city or town in Fairfield County, with about 41,249 residents.
- How many ZIP codes are in Fairfield County?
- Fairfield County includes 14 ZIP Code Tabulation Areas, including 43046, 43102, 43105, 43107, 43110.
- What is the population of Fairfield County, OH?
- About 163,453 people live in Fairfield County, based on American Community Survey 5-year estimates.
- What counties border Fairfield County?
- Fairfield County borders Franklin County, Licking County, Pickaway County, Perry County, Hocking County.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023