Town · Missouri

Matt Unrein

Mayor of Arnold, MO

NonpartisanElected 2025Next election 2029

Demographics

Census data for the city

Population: 19,965
Median household income: $72,317
Median age: 41
Land area: 11.53 sq mi
Population density: 1,731.6 per sq mi
County: Jefferson County
Metro area: Weirton-Steubenville, WV-OH

City government

Budget and contact

Annual budget: ~$70M
City hall phone: (636) 282-2380
Official website: www.arnoldmo.org →

For developers

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$ curl https://api.civicgrid.org/cities?state=MO \

-H "Authorization: Bearer cg_live_..."

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