Butler County, OH

County

19,139 species observed across 8 groups · Pop. 390.9K

Ecoregions

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Species observed

Birds· 472 species

Mammals· 102 species

Plants· 4,591 species

Reptiles & Amphibians· 159 species

Fish· 235 species

Insects· 8,547 species

Other Invertebrates· 1,186 species

Fungi & Lichens· 3,847 species

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Part of

StateOhioPop. 11.8M

Cities in Butler County

Fairfield, OHPop. 44.9KHamilton, OHPop. 63.4KMiddletown, OHPop. 51.0KMonroe, OHPop. 15.5KOxford, OHPop. 23.0KSharonville, OHPop. 14.1KTrenton, OHPop. 13.1K