Middlesex County, MA

County

25,876 species observed across 8 groups · Pop. 1.6M

Ecoregions

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Species observed

Birds· 663 species

Mammals· 156 species

Plants· 6,069 species

Reptiles & Amphibians· 127 species

Fish· 409 species

Insects· 12,575 species

Other Invertebrates· 1,679 species

Fungi & Lichens· 4,198 species

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Part of

StateMassachusettsPop. 7.0M

Cities in Middlesex County

Cambridge, MAPop. 118.2KEverett, MAPop. 48.9KFramingham, MAPop. 72.2KLowell, MAPop. 115.5KMalden, MAPop. 66.1KMarlborough, MAPop. 41.7KMedford, MAPop. 59.5KMelrose, MAPop. 29.7KNewton, MAPop. 88.9KSomerville, MAPop. 80.9KWaltham, MAPop. 65.1KWatertown Town, MAPop. 35.4KWoburn, MAPop. 40.8K