Portage, Indiana 7.5 Minute Topo Map
Download PDF Portage (IN) USGS topo maps. These are full-sheet 7.5 Minute (1:24,000 scale) topographic maps. The red outline on the map below identifies the boundaries of the Portage topo map.
Adjoining 7.5' Quadrangle Legend
1
2
3
4
5
6
7
8
9
- Northwest Topo Map: Gary OE N, IN
- North Topo Map: Ogden Dunes, IN
- Northeast Topo Map: Dune Acres, IN
- West Topo Map: Gary, IN
- Topo Map: Portage, IN
- East Topo Map: Chesterton, IN
- Southwest Topo Map: Crown Point, IN
- South Topo Map: Palmer, IN
- Southeast Topo Map: Valparaiso, IN
Download Free Topo Maps
Portage topo maps are provided as PDF files.
- 2019 Portage 7.5 Minute Topo Map [85.8 MB]
- 2016 Portage 7.5 Minute Topo Map [27.0 MB]
- 2013 Portage 7.5 Minute Topo Map [26.6 MB]
- 2010 Portage 7.5 Minute Topo Map [22.5 MB]
- 1992 Portage 7.5 Minute Topo Map
- 1968 Portage 7.5 Minute Topo Map
- 1968 Portage 7.5 Minute Topo Map
- 1968 Portage 7.5 Minute Topo Map
- 1968 Portage 7.5 Minute Topo Map
- 1960 Portage 7.5 Minute Topo Map
- 1960 Portage 7.5 Minute Topo Map
- 1953 Portage 7.5 Minute Topo Map
Note: The most current map is the 2019 Portage topographic map.