Warren County, OH

County

15,298 species observed across 8 groups · Pop. 243.2K

Ecoregions

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Species observed

Birds· 475 species

Mammals· 105 species

Plants· 4,630 species

Reptiles & Amphibians· 159 species

Fish· 238 species

Insects· 8,443 species

Other Invertebrates· 1,198 species

Fungi & Lichens

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Part of

StateOhioPop. 11.8M

Cities in Warren County

Franklin, OHPop. 11.7KLebanon, OHPop. 20.9KMason, OHPop. 34.9K