Since 1991 the Marion County Surveyor has determined precise State Plane coordinates of section corners and aerial photography control points, utilizing Global Positioning System (GPS) satellite technology.
Tie-sheets for section corners for Marion County, Indiana can be downloaded from the Tie-sheets page. The naming convention for section corners in Marion County is:
Coordinates are available in Indiana State Plane, East Zone 1301 (NAD83, NAVD88) meters, International Feet, and US Survey Feet.
US Survey and International Foot Translation Table
| US Survey foot |
1 inch = 2.540005 cm |
1 meter = 39.37 in exactly |
| Int'l foot |
1 inch = 2.54 cm exactly |
1 meter = 39.370078 in |
To get US Survey feet from meters, multiply meters x 3.280833333
To get International feet from meters, multiply meters x 3.280839895
If you have questions please feel free to contact the Marion County Surveyor's Office at
Marion County Surveyor's Office
200 E Washington (CCB759)
Indianapolis, IN 46204
(317) 327-4150