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St. Joseph County, Indiana

St. Joseph 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
GUS Population: 273,744 (2024)
ID: 103755
County Official County Government
Contact: PRESIDENT
227 W JEFFERSON BLVD, SOUTH BEND IN 46601-1830
GUS Population: 103,713 (2024)
ID: 126081
Municipal Municipal Government Within County
Contact: MAYOR
227 W JEFFERSON BLVD, STE 1400, SOUTH BEND IN 46601-1830
TOWNSHIP OF PORTAGE
GUS Population: 94,701 (2024)
ID: 185309
Township Municipal Government Within County
Contact: PORTAGE TOWNSHIP TRUSTEE
133 N WILLIAM ST., SOUTH BEND IN 46601-1509
GUS Population: 68,693 (2024)
ID: 126257
Township Municipal Government Within County
Contact: TRUSTEE
210 E RUSS AVE, MISHAWAKA IN 46545-6257
GUS Population: 51,020 (2024)
ID: 194675
Municipal Municipal Government Within County
Contact: CITY CONTROLLER
600 E 3RD ST, MISHAWAKA IN 46544-2241
TOWNSHIP OF CLAY
GUS Population: 34,363 (2024)
ID: 164120
Township Municipal Government Within County
Contact: CLAY TWP TRUSTEE
18355 AUTEN RD, SOUTH BEND IN 46637-2608
TOWNSHIP OF HARRIS
GUS Population: 24,657 (2024)
ID: 225553
Township Municipal Government Within County
Contact: HARRIS TOWNSHIP TRUSTEE
13981 STATE ROAD 23, GRANGER IN 46530-7596
TOWNSHIP OF CENTRE
GUS Population: 14,505 (2024)
ID: 126255
Township Municipal Government Within County
Contact: TRUSTEE
20502 JOHNSON RD, SOUTH BEND IN 46614-6700
TOWNSHIP OF GERMAN
GUS Population: 10,074 (2024)
ID: 164121
Township Municipal Government Within County
Contact: TRUSTEE
51755 PORTAGE RD, SOUTH BEND IN 46628-9631
TOWNSHIP OF WARREN
GUS Population: 7,827 (2024)
ID: 164126
Township Municipal Government Within County
Contact: TRUSTEE
59330 CRUMSTOWN HWY, NORTH LIBERTY IN 46554-9762
TOWNSHIP OF OLIVE
GUS Population: 4,381 (2024)
ID: 164124
Township Municipal Government Within County
Contact: OLIVE TOWNSHIP TRUSTEE
PO BOX 214, NEW CARLISLE IN 46552-0214
TOWNSHIP OF UNION
GUS Population: 3,492 (2024)
ID: 164125
Township Municipal Government Within County
Contact: TRUSTEE
PO BOX 510, LAKEVILLE IN 46536-0510
TOWNSHIP OF LIBERTY
GUS Population: 3,420 (2024)
ID: 201737
Township Municipal Government Within County
Contact: TRUSTEE
PO BOX 729, NORTH LIBERTY IN 46554-0729
TOWNSHIP OF GREENE
GUS Population: 2,964 (2024)
ID: 164122
Township Municipal Government Within County
Contact: TRUSTEE GREENE TWP
61500 POPPY RD, SOUTH BEND IN 46614-9375
TOWNSHIP OF LINCOLN
GUS Population: 2,875 (2024)
ID: 126256
Township Municipal Government Within County
Contact: LINCOLN TWP TRUSTEE
801 COLORADO ST, WALKERTON IN 46574
GUS Population: 2,600 (2024)
ID: 163663
Municipal Municipal Government Within County
Contact: CLERK TREASURER
850 LINCOLNWAY W, OSCEOLA IN 46561-2646
GUS Population: 2,098 (2024)
ID: 207965
Municipal Municipal Government Within County
Contact: CLERK TREASURER
301 MICHIGAN ST, WALKERTON IN 46574-1268
GUS Population: 1,913 (2024)
ID: 163662
Municipal Municipal Government Within County
Contact: CLERK TREASURER
PO BOX 6, NEW CARLISLE IN 46552-0006
TOWNSHIP OF MADISON
GUS Population: 1,792 (2024)
ID: 164123
Township Municipal Government Within County
Contact: MADISON TOWNSHIP TRUSTEE
15267 MADISON RD, MISHAWAKA IN 46544-9751
TOWN OF NORTH LIBERTY
GUS Population: 1,632 (2024)
ID: 185279
Municipal Municipal Government Within County
Contact: CLERK TREASURER
PO BOX 515, NORTH LIBERTY IN 46554-0515
GUS Population: 878 (2024)
ID: 190114
Municipal Municipal Government Within County
Contact: TOWN COUNCIL PRESIDENT
PO BOX 137, LAKEVILLE IN 46536-0137
GUS Population: 853 (2024)
ID: 212963
Municipal Municipal Government Within County
Contact: CLERK TREASURER
200 INDEPENDENCE DR, SOUTH BEND IN 46637-3414
TOWN OF INDIAN VILLAGE
GUS Population: 115 (2024)
ID: 163661
Municipal Municipal Government Within County
Contact: PRESIDENT
PO BOX 6472, SOUTH BEND IN 46660-6472