Old Maps of Portland, Illinois for Metal Detecting
Plan your next treasure hunt with 6 historic maps of Portland. 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 Portland.
Portland, IL maps
(6)- 1932 Map of Prophetstown
1932 Prophetstown1932 Print · USGSCovers Portland, including Prophetstown, Tampico, and other nearby areas - 1936 Map of Prophetstown
1936 Prophetstown1936 Print · USGSCovers Portland, including Prophetstown, Tampico, and other nearby areas3 unique versions available - 1958 Map of Aurora, 1969 Print
1958 Aurora1969 Print · USGSCovers Portland, including Aurora, Joliet, and other nearby areas3 unique versions available - 1961 Map of Aurora
1961 Aurora1961 Print · USGSCovers Portland, including Aurora, Joliet, and other nearby areas - 1982 Map of Prophetstown, 1983 Print
1982 Prophetstown1983 Print · USGSCovers Portland, including Prophetstown, Lyndon, and other nearby areas - 1985 Map of Dixon
1985 Dixon1985 Print · USGSCovers Portland, including Dixon, Sterling, and other nearby areas2 unique versions available
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Showing maps 1-6 of 6
Top cities near Portland
- Clinton historical maps
- Sterling historical maps
- Geneseo historical maps
- Morrison historical maps
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- Prophetstown historical maps
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Frequently asked questions
- What are the different types of historical maps available for Portland?
- What is the oldest map of Portland?
- Where can I purchase historical maps of Portland for my home or office?
- Where can I download high-res historical maps of Portland?
- Are there historical topographic maps available for Portland?
- Is there historical aerial imagery available for Portland?
- Where are historical maps of Portland sourced from?