Business planning by county

Indiana county reference

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

• Adams County

  Indiana · FIPS 18001

  36,650 residents · 2025 estimate

• Allen County

  Indiana · FIPS 18003

  402,329 residents · 2025 estimate

• Bartholomew County

  Indiana · FIPS 18005

  85,729 residents · 2025 estimate

• Benton County

  Indiana · FIPS 18007

  8,883 residents · 2025 estimate

• Blackford County

  Indiana · FIPS 18009

  11,730 residents · 2025 estimate

• Boone County

  Indiana · FIPS 18011

  80,689 residents · 2025 estimate

• Brown County

  Indiana · FIPS 18013

  15,777 residents · 2025 estimate

• Carroll County

  Indiana · FIPS 18015

  20,655 residents · 2025 estimate

• Cass County

  Indiana · FIPS 18017

  37,836 residents · 2025 estimate

• Clark County

  Indiana · FIPS 18019

  130,451 residents · 2025 estimate

• Clay County

  Indiana · FIPS 18021

  26,410 residents · 2025 estimate

• Clinton County

  Indiana · FIPS 18023

  33,322 residents · 2025 estimate

• Crawford County

  Indiana · FIPS 18025

  10,509 residents · 2025 estimate

• Daviess County

  Indiana · FIPS 18027

  34,209 residents · 2025 estimate

• Dearborn County

  Indiana · FIPS 18029

  51,609 residents · 2025 estimate

• Decatur County

  Indiana · FIPS 18031

  26,576 residents · 2025 estimate

• DeKalb County

  Indiana · FIPS 18033

  44,535 residents · 2025 estimate

• Delaware County

  Indiana · FIPS 18035

  113,106 residents · 2025 estimate

• Dubois County

  Indiana · FIPS 18037

  44,016 residents · 2025 estimate

• Elkhart County

  Indiana · FIPS 18039

  208,774 residents · 2025 estimate

• Fayette County

  Indiana · FIPS 18041

  23,533 residents · 2025 estimate

• Floyd County

  Indiana · FIPS 18043

  82,153 residents · 2025 estimate

• Fountain County

  Indiana · FIPS 18045

  17,013 residents · 2025 estimate

• Franklin County

  Indiana · FIPS 18047

  23,286 residents · 2025 estimate

• Fulton County

  Indiana · FIPS 18049

  20,091 residents · 2025 estimate

• Gibson County

  Indiana · FIPS 18051

  33,091 residents · 2025 estimate

• Grant County

  Indiana · FIPS 18053

  66,524 residents · 2025 estimate

• Greene County

  Indiana · FIPS 18055

  31,165 residents · 2025 estimate

• Hamilton County

  Indiana · FIPS 18057

  387,036 residents · 2025 estimate

• Hancock County

  Indiana · FIPS 18059

  90,969 residents · 2025 estimate

• Harrison County

  Indiana · FIPS 18061

  40,437 residents · 2025 estimate

• Hendricks County

  Indiana · FIPS 18063

  193,510 residents · 2025 estimate

• Henry County

  Indiana · FIPS 18065

  49,137 residents · 2025 estimate

• Howard County

  Indiana · FIPS 18067

  83,904 residents · 2025 estimate

• Huntington County

  Indiana · FIPS 18069

  37,224 residents · 2025 estimate

• Jackson County

  Indiana · FIPS 18071

  47,370 residents · 2025 estimate

• Jasper County

  Indiana · FIPS 18073

  33,894 residents · 2025 estimate

• Jay County

  Indiana · FIPS 18075

  20,118 residents · 2025 estimate

• Jefferson County

  Indiana · FIPS 18077

  33,279 residents · 2025 estimate

• Jennings County

  Indiana · FIPS 18079

  27,622 residents · 2025 estimate

• Johnson County

  Indiana · FIPS 18081

  174,262 residents · 2025 estimate

• Knox County

  Indiana · FIPS 18083

  35,652 residents · 2025 estimate

• Kosciusko County

  Indiana · FIPS 18085

  80,892 residents · 2025 estimate

• LaGrange County

  Indiana · FIPS 18087

  41,305 residents · 2025 estimate

• Lake County

  Indiana · FIPS 18089

  504,612 residents · 2025 estimate

• LaPorte County

  Indiana · FIPS 18091

  111,294 residents · 2025 estimate

• Lawrence County

  Indiana · FIPS 18093

  45,568 residents · 2025 estimate

• Madison County

  Indiana · FIPS 18095

  135,088 residents · 2025 estimate

• Marion County

  Indiana · FIPS 18097

  992,196 residents · 2025 estimate

• Marshall County

  Indiana · FIPS 18099

  46,599 residents · 2025 estimate

• Martin County

  Indiana · FIPS 18101

  9,856 residents · 2025 estimate

• Miami County

  Indiana · FIPS 18103

  34,487 residents · 2025 estimate

• Monroe County

  Indiana · FIPS 18105

  143,345 residents · 2025 estimate

• Montgomery County

  Indiana · FIPS 18107

  38,954 residents · 2025 estimate

• Morgan County

  Indiana · FIPS 18109

  74,967 residents · 2025 estimate

• Newton County

  Indiana · FIPS 18111

  14,188 residents · 2025 estimate

• Noble County

  Indiana · FIPS 18113

  47,937 residents · 2025 estimate

• Ohio County

  Indiana · FIPS 18115

  5,994 residents · 2025 estimate

• Orange County

  Indiana · FIPS 18117

  19,834 residents · 2025 estimate

• Owen County

  Indiana · FIPS 18119

  21,886 residents · 2025 estimate

• Parke County

  Indiana · FIPS 18121

  16,642 residents · 2025 estimate

• Perry County

  Indiana · FIPS 18123

  19,389 residents · 2025 estimate

• Pike County

  Indiana · FIPS 18125

  12,003 residents · 2025 estimate

• Porter County

  Indiana · FIPS 18127

  176,049 residents · 2025 estimate

• Posey County

  Indiana · FIPS 18129

  24,988 residents · 2025 estimate

• Pulaski County

  Indiana · FIPS 18131

  12,463 residents · 2025 estimate

• Putnam County

  Indiana · FIPS 18133

  37,876 residents · 2025 estimate

• Randolph County

  Indiana · FIPS 18135

  24,438 residents · 2025 estimate

• Ripley County

  Indiana · FIPS 18137

  29,434 residents · 2025 estimate

• Rush County

  Indiana · FIPS 18139

  16,767 residents · 2025 estimate

• Scott County

  Indiana · FIPS 18143

  25,053 residents · 2025 estimate

• Shelby County

  Indiana · FIPS 18145

  45,882 residents · 2025 estimate

• Spencer County

  Indiana · FIPS 18147

  20,061 residents · 2025 estimate

• St. Joseph County

  Indiana · FIPS 18141

  272,861 residents · 2025 estimate

• Starke County

  Indiana · FIPS 18149

  23,425 residents · 2025 estimate

• Steuben County

  Indiana · FIPS 18151

  34,799 residents · 2025 estimate

• Sullivan County

  Indiana · FIPS 18153

  20,831 residents · 2025 estimate

• Switzerland County

  Indiana · FIPS 18155

  10,037 residents · 2025 estimate

• Tippecanoe County

  Indiana · FIPS 18157

  190,456 residents · 2025 estimate

• Tipton County

  Indiana · FIPS 18159

  15,319 residents · 2025 estimate

• Union County

  Indiana · FIPS 18161

  6,863 residents · 2025 estimate

• Vanderburgh County

  Indiana · FIPS 18163

  181,995 residents · 2025 estimate

• Vermillion County

  Indiana · FIPS 18165

  15,488 residents · 2025 estimate

• Vigo County

  Indiana · FIPS 18167

  106,512 residents · 2025 estimate

• Wabash County

  Indiana · FIPS 18169

  30,713 residents · 2025 estimate

• Warren County

  Indiana · FIPS 18171

  8,474 residents · 2025 estimate

• Warrick County

  Indiana · FIPS 18173

  66,803 residents · 2025 estimate

• Washington County

  Indiana · FIPS 18175

  28,383 residents · 2025 estimate

• Wayne County

  Indiana · FIPS 18177

  66,169 residents · 2025 estimate

• Wells County

  Indiana · FIPS 18179

  28,883 residents · 2025 estimate

• White County

  Indiana · FIPS 18181

  25,164 residents · 2025 estimate

• Whitley County

  Indiana · FIPS 18183

  35,046 residents · 2025 estimate

Use the county data

Use a county reference when organizing a market-research brief, outreach territory or business calculation. County population gives geographic context; it does not measure the number of qualified customers.

These are geographic reference records, not contact lists or verified sales leads.

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.