New Castle County, DE

County

28,241 species observed across 8 groups · Pop. 570.9K

Ecoregions

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Species observed

Birds· 732 species

Mammals· 212 species

Plants· 7,010 species

Reptiles & Amphibians· 249 species

Fish· 469 species

Insects· 12,651 species

Other Invertebrates· 1,882 species

Fungi & Lichens· 5,036 species

Explore nearby

Part of

StateDelawarePop. 991.9K

Cities in New Castle County

Middletown, DEPop. 23.4KNewark, DEPop. 30.6KWilmington, DEPop. 70.8K