Join Free

Old Maps of Porter County, Indiana for Metal Detecting

Plan your next treasure hunt with 49 historic maps of Porter County. Find old homesites, ghost towns, trails, and gathering spots that may be lost to time — perfect for identifying promising metal detecting locations.

  • Locate forgotten sites: Uncover places like long-lost settlements, abandoned rail lines, or gathering spots.
  • Plan better hunts: Use map overlays combined with LiDAR or satellite views to narrow in on historically rich areas.
  • Made for detectorists: Thousands of hobbyists use these maps to discover relics, coins, and hidden history.

Use these historic maps to boost your research and find new opportunities beneath the surface of Porter County.

Porter County, IN maps

(49)
  1. 1934 Map of Porter
    1934 Map of Porter
    1934 Porter
    1934 Print · USGS
    Covers Porter County, including Gary, Portage, and other nearby areas
  4. 1940 Map of Porter
    1940 Map of Porter
    1940 Porter
    1940 Print · USGS
    Covers Porter County, including Gary, Portage, and other nearby areas
    3 unique versions available
  7. 1953 Map of Palmer, 1955 Print
    1953 Map of Palmer, 1955 Print
    1953 Palmer
    1955 Print · USGS
    Covers Porter County, including Merrillville, Hobart, and other nearby areas
  10. 1953 Map of Wanatah, 1955 Print
    1953 Map of Wanatah, 1955 Print
    1953 Wanatah
    1955 Print · USGS
    Covers Porter County, including Valparaiso, Wanatah, and other nearby areas
  13. 1953 Map of Hebron, 1955 Print
    1953 Map of Hebron, 1955 Print
    1953 Hebron
    1955 Print · USGS
    Covers Porter County, including Hebron, Boone Grove, and other nearby areas
  16. 1953 Map of Garyton, 1955 Print
    1953 Map of Garyton, 1955 Print
    1953 Garyton
    1955 Print · USGS
    Covers Porter County, including Gary, Portage, and other nearby areas
  19. 1953 Map of Westville, 1955 Print
    1953 Map of Westville, 1955 Print
    1953 Westville
    1955 Print · USGS
    Covers Porter County, including Westville, Coburg, and other nearby areas
  22. 1953 Map of Valparaiso, 1955 Print
    1953 Map of Valparaiso, 1955 Print
    1953 Valparaiso
    1955 Print · USGS
    Covers Porter County, including Valparaiso, Gates Corner, and other nearby areas
  25. 1953 Map of Ogden Dunes, 1955 Print
    1953 Map of Ogden Dunes, 1955 Print
    1953 Ogden Dunes
    1955 Print · USGS
    Covers Porter County, including Portage, Ogden Dunes, and other nearby areas
    2 unique versions available
  28. 1953 Map of Chesterton, 1955 Print
    1953 Map of Chesterton, 1955 Print
    1953 Chesterton
    1955 Print · USGS
    Covers Porter County, including Portage, Valparaiso, and other nearby areas
  31. 1953 Map of Dune Acres, 1955 Print
    1953 Map of Dune Acres, 1955 Print
    1953 Dune Acres
    1955 Print · USGS
    Covers Porter County, including Chesterton, Porter, and other nearby areas
    2 unique versions available
  34. 1953 Map of Michigan City West, 1955 Print
    1953 Map of Michigan City West, 1955 Print
    1953 Michigan City West
    1955 Print · USGS
    Covers Porter County, including Michigan City, Long Beach, and other nearby areas
  37. 1953 Map of Kouts, 1955 Print
    1953 Map of Kouts, 1955 Print
    1953 Kouts
    1955 Print · USGS
    Covers Porter County, including Kouts, Aylesworth, and other nearby areas
  40. 1953 Map of Chicago, 1964 Print
    1953 Map of Chicago, 1964 Print
    1953 Chicago
    1964 Print · USGS
    Covers Porter County, including Chicago, Joliet, and other nearby areas
    5 unique versions available
  43. 1957 Map of Chicago
    1957 Map of Chicago
    1957 Chicago
    1957 Print · USGS
    Covers Porter County, including Chicago, Joliet, and other nearby areas
  46. 1957 Map of Wheatfield, 1959 Print
    1957 Map of Wheatfield, 1959 Print
    1957 Wheatfield
    1959 Print · USGS
    Covers Porter County, including Wheatfield, Stoutsburg, and other nearby areas
    2 unique versions available
  49. 1957 Map of DeMotte, 1959 Print
    1957 Map of DeMotte, 1959 Print
    1957 DeMotte
    1959 Print · USGS
    Covers Porter County, including Deer Park, DeMotte, and other nearby areas
    3 unique versions available
  52. 1958 Map of La Crosse, 1959 Print
    1958 Map of La Crosse, 1959 Print
    1958 La Crosse
    1959 Print · USGS
    Covers Porter County, including La Crosse, Clanricarde, and other nearby areas
    2 unique versions available
  55. 1959 Map of San Pierre, 1961 Print
    1959 Map of San Pierre, 1961 Print
    1959 San Pierre
    1961 Print · USGS
    Covers Porter County, including San Pierre, Dunns Bridge, and other nearby areas
    2 unique versions available
  58. 1960 Map of Portage, 1961 Print
    1960 Map of Portage, 1961 Print
    1960 Portage
    1961 Print · USGS
    Covers Porter County, including Gary, Portage, and other nearby areas
    2 unique versions available
  61. 1962 Map of Palmer, 1964 Print
    1962 Map of Palmer, 1964 Print
    1962 Palmer
    1964 Print · USGS
    Covers Porter County, including Merrillville, Hobart, and other nearby areas
    3 unique versions available
  64. 1962 Map of Westville, 1964 Print
    1962 Map of Westville, 1964 Print
    1962 Westville
    1964 Print · USGS
    Covers Porter County, including Westville, Coburg, and other nearby areas
  67. 1962 Map of Michigan City West, 1964 Print
    1962 Map of Michigan City West, 1964 Print
    1962 Michigan City West
    1964 Print · USGS
    Covers Porter County, including Michigan City, Long Beach, and other nearby areas
  70. 1962 Map of Chesterton, 1964 Print
    1962 Map of Chesterton, 1964 Print
    1962 Chesterton
    1964 Print · USGS
    Covers Porter County, including Portage, Valparaiso, and other nearby areas
    4 unique versions available
  73. 1962 Map of Valparaiso, 1964 Print
    1962 Map of Valparaiso, 1964 Print
    1962 Valparaiso
    1964 Print · USGS
    Covers Porter County, including Valparaiso, Gates Corner, and other nearby areas
    4 unique versions available
Showing maps 1-25 of 49

Top cities of Porter County

See more

Frequently asked questions

  • What are the different types of historical maps available for Porter County?
  • What is the oldest map of Porter County?
  • Where can I purchase historical maps of Porter County for my home or office?
  • Where can I download high-res historical maps of Porter County?
  • Are there historical topographic maps available for Porter County?
  • Is there historical aerial imagery available for Porter County?
  • Where are historical maps of Porter County sourced from?