Jefferson County, KY

County

18,476 species observed across 8 groups · Pop. 782.8K

Ecoregions

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Species observed

Birds· 461 species

Mammals· 98 species

Plants· 4,545 species

Reptiles & Amphibians· 174 species

Fish· 265 species

Insects· 8,200 species

Other Invertebrates· 1,234 species

Fungi & Lichens· 3,499 species

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Part of

StateKentuckyPop. 4.5M

Cities in Jefferson County

Jeffersontown, KYPop. 29.2KLouisville/Jefferson County metro government (balance), KYPop. 631.9KLyndon, KYPop. 11.0KShively, KYPop. 15.6KSt. Matthews, KYPop. 17.6K