Hamilton County, Ohio

Hamilton County profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF

Government Unit	Unit Type	Jurisdiction Role	Contact / Address
COUNTY OF HAMILTON GUS Population: 837,359 (2024) ID: 172254	County	Official County Government	Contact: PRESIDENT 138 E COURT ST, 101, CINCINNATI OH 45202-1254
CITY OF CINCINNATI GUS Population: 314,915 (2024) ID: 191166	Municipal	Municipal Government Within County	Contact: DIRECTOR OF LEGISLATIVE AFFAIRS 801 PLUM ST, RM 150, CINCINNATI OH 45202-5705
TOWNSHIP OF GREEN GUS Population: 60,349 (2024) ID: 172898	Township	Municipal Government Within County	Contact: FISCAL OFFICER 6303 HARRISON AVE, CINCINNATI OH 45247-6498
TOWNSHIP OF COLERAIN GUS Population: 59,340 (2024) ID: 110901	Township	Municipal Government Within County	Contact: FISCAL OFFICER 4200 SPRINGDALE RD, CINCINNATI OH 45251-1419
TOWNSHIP OF ANDERSON GUS Population: 44,080 (2024) ID: 172895	Township	Municipal Government Within County	Contact: TOWNSHIP FISCAL OFFICER 7850 5 MILE RD, CINCINNATI OH 45230-2356
TOWNSHIP OF SPRINGFIELD GUS Population: 35,790 (2024) ID: 172900	Township	Municipal Government Within County	Contact: ADMINISTRATOR 9150 WINTON RD, CINCINNATI OH 45231-3830
TOWNSHIP OF DELHI GUS Population: 28,860 (2024) ID: 110902	Township	Municipal Government Within County	Contact: COMMUNITY DEVELOPMENT DIRECTOR 697 NEEB RD, CINCINNATI OH 45233-4101
CITY OF FOREST PARK GUS Population: 20,033 (2024) ID: 194851	Municipal	Municipal Government Within County	Contact: DIRECTOR OF FINANCE 1201 W KEMPER RD, CINCINNATI OH 45240-1697
TOWNSHIP OF SYCAMORE GUS Population: 19,606 (2024) ID: 202344	Township	Municipal Government Within County	Contact: ACCOUNTING DIRECTOR 8540 KENWOOD RD, CINCINNATI OH 45236-2010
CITY OF NORWOOD GUS Population: 19,455 (2024) ID: 132445	Municipal	Municipal Government Within County	Contact: AUDITOR 4645 MONTGOMERY RD, NORWOOD OH 45212-2689
TOWNSHIP OF MIAMI GUS Population: 15,953 (2024) ID: 172899	Township	Municipal Government Within County	Contact: FISCAL OFFICER 3780 SHADY LN, NORTH BEND OH 45052-9516
TOWNSHIP OF SYMMES GUS Population: 15,699 (2024) ID: 172901	Township	Municipal Government Within County	Contact: ADMINISTRATIVE ASSISTANT 9323 UNION CEMETERY RD, LOVELAND OH 45140-9312
TOWNSHIP OF HARRISON GUS Population: 15,138 (2024) ID: 186968	Township	Municipal Government Within County	Contact: PRESIDENT OF BD OF TRUSTEES 300 GEORGE ST, HARRISON OH 45030-1515
CITY OF SHARONVILLE GUS Population: 14,040 (2024) ID: 205129	Municipal	Municipal Government Within County	Contact: SAFETY SERVICE DIRECTOR 10900 READING RD, SHARONVILLE OH 45241-2559
CITY OF BLUE ASH GUS Population: 13,616 (2024) ID: 172430	Municipal	Municipal Government Within County	Contact: ASSISTANT TO THE CITY MANAGER 4343 COOPER RD, BLUE ASH OH 45242-5699
CITY OF HARRISON GUS Population: 13,526 (2024) ID: 194863	Municipal	Municipal Government Within County	Contact: MAYOR 300 GEORGE ST, HARRISON OH 45030-1195
CITY OF LOVELAND GUS Population: 13,277 (2024) ID: 172438	Municipal	Municipal Government Within County	Contact: CITY MANAGER 120 W LOVELAND AVE, LOVELAND OH 45140-2996
CITY OF SPRINGDALE GUS Population: 11,183 (2024) ID: 172439	Municipal	Municipal Government Within County	Contact: ASST CITY ADMINISTRATOR 11700 SPRINGFIELD PIKE, SPRINGDALE OH 45246-2312
CITY OF MONTGOMERY GUS Population: 10,952 (2024) ID: 172435	Municipal	Municipal Government Within County	Contact: COMMUNITY DEVELOPMENT DIRECTOR 10101 MONTGOMERY RD, MONTGOMERY OH 45242-5396
CITY OF READING GUS Population: 10,482 (2024) ID: 172436	Municipal	Municipal Government Within County	Contact: MAYOR 1000 MARKET ST, READING OH 45215-3283
CITY OF NORTH COLLEGE HILL GUS Population: 9,552 (2024) ID: 212981	Municipal	Municipal Government Within County	Contact: MAYOR 1500 W GALBRAITH RD, CINCINNATI OH 45231-5400
CITY OF MADEIRA GUS Population: 9,542 (2024) ID: 110748	Municipal	Municipal Government Within County	Contact: CITY MANAGER 7141 MIAMI AVE, MADEIRA OH 45243-2699
CITY OF WYOMING GUS Population: 8,781 (2024) ID: 132446	Municipal	Municipal Government Within County	Contact: CITY MANAGER 800 OAK AVE, WYOMING OH 45215
CITY OF CHEVIOT GUS Population: 8,640 (2024) ID: 209056	Municipal	Municipal Government Within County	Contact: SAFETY SERVICE DIRECTOR 3814 HARRISON AVE, CHEVIOT OH 45211-4780
CITY OF MOUNT HEALTHY GUS Population: 6,916 (2024) ID: 132444	Municipal	Municipal Government Within County	Contact: MAYOR 7700 PERRY ST, MOUNT HEALTHY OH 45231-3493
TOWNSHIP OF WHITEWATER GUS Population: 6,443 (2024) ID: 110903	Township	Municipal Government Within County	Contact: FISCAL OFFICER 6101 DRY FORK RD, CLEVES OH 45002-9796
TOWNSHIP OF CROSBY GUS Population: 6,199 (2024) ID: 172897	Township	Municipal Government Within County	Contact: TOWNSHIP FISCAL OFFICER 8910 WILLEY RD, HARRISON OH 45030-9774
CITY OF THE VILLAGE OF INDIAN HILL GUS Population: 6,090 (2024) ID: 209059	Municipal	Municipal Government Within County	Contact: CITY MANAGER 6525 DRAKE RD, CINCINNATI OH 45243-2799
CITY OF DEER PARK GUS Population: 5,437 (2024) ID: 110747	Municipal	Municipal Government Within County	Contact: SAFETY SERVICE DIRECTOR 7777 BLUE ASH RD, DEER PARK OH 45236-3106
VILLAGE OF SILVERTON GUS Population: 4,858 (2024) ID: 110749	Municipal	Municipal Government Within County	Contact: MAYOR 6860 PLAINFIELD RD, SILVERTON OH 45236-4095
TOWNSHIP OF COLUMBIA GUS Population: 4,260 (2024) ID: 172896	Township	Municipal Government Within County	Contact: ADMINISTRATIVE ASSISTANT 5686 KENWOOD RD, CINCINNATI OH 45227-1306
VILLAGE OF ST BERNARD GUS Population: 3,976 (2024) ID: 172437	Municipal	Municipal Government Within County	Contact: VILLAGE CLERK 110 WASHINGTON AVE, SAINT BERNARD OH 45217-1399
VILLAGE OF WOODLAWN GUS Population: 3,913 (2024) ID: 209062	Municipal	Municipal Government Within County	Contact: MAYOR 10141 WOODLAWN BLVD, CINCINNATI OH 45215-1324
VILLAGE OF AMBERLEY GUS Population: 3,847 (2024) ID: 132442	Municipal	Municipal Government Within County	Contact: EXECUTIVE ASSISTANT TO THE VILLAGE M 7149 RIDGE RD, CINCINNATI OH 45237-2399
VILLAGE OF GOLF MANOR GUS Population: 3,797 (2024) ID: 209058	Municipal	Municipal Government Within County	Contact: CLERK 6450 WIEHE RD, CINCINNATI OH 45237-4291
VILLAGE OF GREENHILLS GUS Population: 3,699 (2024) ID: 172433	Municipal	Municipal Government Within County	Contact: MUNICIPAL MANAGER 11000 WINTON RD, CINCINNATI OH 45218-1198
VILLAGE OF LOCKLAND GUS Population: 3,503 (2024) ID: 132443	Municipal	Municipal Government Within County	Contact: FINANCE MANAGER 101 N COOPER AVE, LOCKLAND OH 45215-3008
VILLAGE OF MARIEMONT GUS Population: 3,487 (2024) ID: 194864	Municipal	Municipal Government Within County	Contact: MAYOR 6907 WOOSTER PIKE, CINCINNATI OH 45227-4428
VILLAGE OF CLEVES GUS Population: 3,387 (2024) ID: 172431	Municipal	Municipal Government Within County	Contact: MAYOR 101 N MIAMI AVE, CLEVES OH 45002-1018
VILLAGE OF LINCOLN HEIGHTS GUS Population: 3,139 (2024) ID: 172434	Municipal	Municipal Government Within County	Contact: MANAGER 1201 STEFFEN AVE, CINCINNATI OH 45215-2334
VILLAGE OF NEWTOWN GUS Population: 2,687 (2024) ID: 186933	Municipal	Municipal Government Within County	Contact: FISCAL OFFICER 3536 CHURCH ST, NEWTOWN OH 45244
VILLAGE OF EVENDALE GUS Population: 2,658 (2024) ID: 172432	Municipal	Municipal Government Within County	Contact: MAYOR 10500 READING RD, CINCINNATI OH 45241-2574
VILLAGE OF TERRACE PARK GUS Population: 2,350 (2024) ID: 209061	Municipal	Municipal Government Within County	Contact: MAYOR 428 ELM AVE, STE 1, TERRACE PARK OH 45174-1042
VILLAGE OF GLENDALE GUS Population: 2,282 (2024) ID: 202330	Municipal	Municipal Government Within County	Contact: ADMINISTRATOR 30 VILLAGE SQ, GLENDALE OH 45246-4515
VILLAGE OF ELMWOOD PLACE GUS Population: 2,077 (2024) ID: 209057	Municipal	Municipal Government Within County	Contact: MAYOR 6118 VINE ST, CINCINNATI OH 45216-2193
VILLAGE OF FAIRFAX GUS Population: 1,761 (2024) ID: 205128	Municipal	Municipal Government Within County	Contact: ASST CLERK TREASURER 5903 HAWTHORNE AVE, CINCINNATI OH 45227-3697
VILLAGE OF ADDYSTON GUS Population: 914 (2024) ID: 202329	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 536, ADDYSTON OH 45001-0536
VILLAGE OF NORTH BEND GUS Population: 834 (2024) ID: 209060	Municipal	Municipal Government Within County	Contact: MAYOR 21 TAYLOR AVE, NORTH BEND OH 45052
VILLAGE OF ARLINGTON HEIGHTS GUS Population: 820 (2024) ID: 193878	Municipal	Municipal Government Within County	Contact: MAYOR 601 ELLIOTT AVE, ARLINGTON HEIGHTS OH 45215-5417