Grant County ZIP Codes

List of ZIP Codes in Grant County

The following table lists ZIP Codes associated with Grant County, Indiana, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.

S.N.	Zip Code	Latitude	Longitude	City	Population	Density
1	46919	40.58826	-85.8706	Converse	1,792	16.2
2	46928	40.40763	-85.68618	Fairmount	4,450	23.9
3	46930	40.40946	-85.57261	Fowlerton	202	414.5
4	46933	40.47887	-85.58091	Gas City	6,469	226.1
5	46938	40.4482	-85.64892	Jonesboro	2,576	32.0
6	46952	40.59882	-85.63249	Marion	17,825	65.2
7	46953	40.51928	-85.643	Marion	23,570	106.3
8	46957	40.38866	-85.49917	Matthews	493	444.3
9	46986	40.49481	-85.81929	Swayzee	1,672	18.6
10	46987	40.56847	-85.76722	Sweetser	1,109	478.8
11	46989	40.45056	-85.48115	Upland	5,403	65.0
12	46991	40.63034	-85.50642	Van Buren	1,657	19.7

About Grant County ZIP Codes

Grant County in Indiana (IN) is served by approximately 12 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 67,218 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Grant County are located in cities such as Marion, Gas City, Upland, Fairmount, Jonesboro. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Grant County, Indiana follow the America/Indiana/Indianapolis time zone.

Grant County ZIP Codes

List of ZIP Codes in Grant County

About Grant County ZIP Codes

Indiana Counties ZIP Codes

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