Property research by county

Ohio county reference

88 counties and county equivalents in Ohio. Search names or FIPS codes, compare Census geography and keep the original sources with your work.

• Adams County

  Ohio · FIPS 39001

  27,865 residents · 2025 estimate

• Allen County

  Ohio · FIPS 39003

  100,881 residents · 2025 estimate

• Ashland County

  Ohio · FIPS 39005

  52,523 residents · 2025 estimate

• Ashtabula County

  Ohio · FIPS 39007

  96,713 residents · 2025 estimate

• Athens County

  Ohio · FIPS 39009

  63,197 residents · 2025 estimate

• Auglaize County

  Ohio · FIPS 39011

  45,909 residents · 2025 estimate

• Belmont County

  Ohio · FIPS 39013

  64,434 residents · 2025 estimate

• Brown County

  Ohio · FIPS 39015

  44,397 residents · 2025 estimate

• Butler County

  Ohio · FIPS 39017

  400,128 residents · 2025 estimate

• Carroll County

  Ohio · FIPS 39019

  26,475 residents · 2025 estimate

• Champaign County

  Ohio · FIPS 39021

  38,820 residents · 2025 estimate

• Clark County

  Ohio · FIPS 39023

  135,340 residents · 2025 estimate

• Clermont County

  Ohio · FIPS 39025

  216,977 residents · 2025 estimate

• Clinton County

  Ohio · FIPS 39027

  42,301 residents · 2025 estimate

• Columbiana County

  Ohio · FIPS 39029

  99,377 residents · 2025 estimate

• Coshocton County

  Ohio · FIPS 39031

  37,188 residents · 2025 estimate

• Crawford County

  Ohio · FIPS 39033

  41,896 residents · 2025 estimate

• Cuyahoga County

  Ohio · FIPS 39035

  1,232,925 residents · 2025 estimate

• Darke County

  Ohio · FIPS 39037

  51,520 residents · 2025 estimate

• Defiance County

  Ohio · FIPS 39039

  38,292 residents · 2025 estimate

• Delaware County

  Ohio · FIPS 39041

  242,032 residents · 2025 estimate

• Erie County

  Ohio · FIPS 39043

  73,296 residents · 2025 estimate

• Fairfield County

  Ohio · FIPS 39045

  169,752 residents · 2025 estimate

• Fayette County

  Ohio · FIPS 39047

  28,552 residents · 2025 estimate

• Franklin County

  Ohio · FIPS 39049

  1,361,536 residents · 2025 estimate

• Fulton County

  Ohio · FIPS 39051

  41,853 residents · 2025 estimate

• Gallia County

  Ohio · FIPS 39053

  29,072 residents · 2025 estimate

• Geauga County

  Ohio · FIPS 39055

  95,676 residents · 2025 estimate

• Greene County

  Ohio · FIPS 39057

  174,322 residents · 2025 estimate

• Guernsey County

  Ohio · FIPS 39059

  38,379 residents · 2025 estimate

• Hamilton County

  Ohio · FIPS 39061

  838,418 residents · 2025 estimate

• Hancock County

  Ohio · FIPS 39063

  75,034 residents · 2025 estimate

• Hardin County

  Ohio · FIPS 39065

  30,072 residents · 2025 estimate

• Harrison County

  Ohio · FIPS 39067

  14,070 residents · 2025 estimate

• Henry County

  Ohio · FIPS 39069

  27,598 residents · 2025 estimate

• Highland County

  Ohio · FIPS 39071

  43,823 residents · 2025 estimate

• Hocking County

  Ohio · FIPS 39073

  27,512 residents · 2025 estimate

• Holmes County

  Ohio · FIPS 39075

  44,970 residents · 2025 estimate

• Huron County

  Ohio · FIPS 39077

  58,250 residents · 2025 estimate

• Jackson County

  Ohio · FIPS 39079

  32,817 residents · 2025 estimate

• Jefferson County

  Ohio · FIPS 39081

  63,597 residents · 2025 estimate

• Knox County

  Ohio · FIPS 39083

  64,002 residents · 2025 estimate

• Lake County

  Ohio · FIPS 39085

  232,217 residents · 2025 estimate

• Lawrence County

  Ohio · FIPS 39087

  55,710 residents · 2025 estimate

• Licking County

  Ohio · FIPS 39089

  185,564 residents · 2025 estimate

• Logan County

  Ohio · FIPS 39091

  46,302 residents · 2025 estimate

• Lorain County

  Ohio · FIPS 39093

  323,219 residents · 2025 estimate

• Lucas County

  Ohio · FIPS 39095

  423,347 residents · 2025 estimate

• Madison County

  Ohio · FIPS 39097

  46,985 residents · 2025 estimate

• Mahoning County

  Ohio · FIPS 39099

  224,706 residents · 2025 estimate

• Marion County

  Ohio · FIPS 39101

  65,115 residents · 2025 estimate

• Medina County

  Ohio · FIPS 39103

  185,025 residents · 2025 estimate

• Meigs County

  Ohio · FIPS 39105

  21,587 residents · 2025 estimate

• Mercer County

  Ohio · FIPS 39107

  42,737 residents · 2025 estimate

• Miami County

  Ohio · FIPS 39109

  112,634 residents · 2025 estimate

• Monroe County

  Ohio · FIPS 39111

  12,994 residents · 2025 estimate

• Montgomery County

  Ohio · FIPS 39113

  539,598 residents · 2025 estimate

• Morgan County

  Ohio · FIPS 39115

  13,626 residents · 2025 estimate

• Morrow County

  Ohio · FIPS 39117

  36,305 residents · 2025 estimate

• Muskingum County

  Ohio · FIPS 39119

  87,014 residents · 2025 estimate

• Noble County

  Ohio · FIPS 39121

  14,276 residents · 2025 estimate

• Ottawa County

  Ohio · FIPS 39123

  39,481 residents · 2025 estimate

• Paulding County

  Ohio · FIPS 39125

  18,727 residents · 2025 estimate

• Perry County

  Ohio · FIPS 39127

  35,918 residents · 2025 estimate

• Pickaway County

  Ohio · FIPS 39129

  62,978 residents · 2025 estimate

• Pike County

  Ohio · FIPS 39131

  27,061 residents · 2025 estimate

• Portage County

  Ohio · FIPS 39133

  163,404 residents · 2025 estimate

• Preble County

  Ohio · FIPS 39135

  40,664 residents · 2025 estimate

• Putnam County

  Ohio · FIPS 39137

  34,380 residents · 2025 estimate

• Richland County

  Ohio · FIPS 39139

  124,893 residents · 2025 estimate

• Ross County

  Ohio · FIPS 39141

  76,429 residents · 2025 estimate

• Sandusky County

  Ohio · FIPS 39143

  58,655 residents · 2025 estimate

• Scioto County

  Ohio · FIPS 39145

  71,365 residents · 2025 estimate

• Seneca County

  Ohio · FIPS 39147

  54,522 residents · 2025 estimate

• Shelby County

  Ohio · FIPS 39149

  48,065 residents · 2025 estimate

• Stark County

  Ohio · FIPS 39151

  373,771 residents · 2025 estimate

• Summit County

  Ohio · FIPS 39153

  538,376 residents · 2025 estimate

• Trumbull County

  Ohio · FIPS 39155

  198,972 residents · 2025 estimate

• Tuscarawas County

  Ohio · FIPS 39157

  92,373 residents · 2025 estimate

• Union County

  Ohio · FIPS 39159

  73,446 residents · 2025 estimate

• Van Wert County

  Ohio · FIPS 39161

  29,013 residents · 2025 estimate

• Vinton County

  Ohio · FIPS 39163

  12,645 residents · 2025 estimate

• Warren County

  Ohio · FIPS 39165

  257,181 residents · 2025 estimate

• Washington County

  Ohio · FIPS 39167

  58,389 residents · 2025 estimate

• Wayne County

  Ohio · FIPS 39169

  116,758 residents · 2025 estimate

• Williams County

  Ohio · FIPS 39171

  36,549 residents · 2025 estimate

• Wood County

  Ohio · FIPS 39173

  134,176 residents · 2025 estimate

• Wyandot County

  Ohio · FIPS 39175

  21,567 residents · 2025 estimate

Use the county data

Use the county name and FIPS code to identify the correct jurisdiction before collecting parcel, assessor, recorder or court information. Compare this national reference with the separate property-data coverage directory.

National geographic coverage does not mean that parcel records or probate feeds are connected for every county.

Geography: 2025 U.S. Census Gazetteer. Population: Vintage 2025 estimates, July 1, 2025. County equivalents include parishes, boroughs, independent cities and planning regions. Puerto Rico population is not supplied by this population file.