Old Maps of Portland, Illinois
Explore 11 old maps of Portland, spanning from 1932 to today. These high-resolution historic maps reveal how streets, neighborhoods, landmarks, and natural features evolved over time — perfect for genealogy, metal detecting, research, and local history exploration.
What you can do with these maps:
- See how Portland changed over time: Compare historical maps to modern-day views to trace roads, homesites, rail lines & more.
- View detailed metadata: Each map includes creators, publishers, year, scale, and archive source.
- Overlay maps with satellite & LiDAR: Visualize the past alongside modern tools to explore terrain & human change.
- Trusted historical sources: Maps sourced from the USGS, Library of Congress, and other archives.
- Access maps your way: View online, download high-res files, or order prints for personal or research use.
Start exploring old maps of Portland to uncover forgotten places, hidden landmarks, and the deep history beneath your feet.
Portland, IL maps
(11)- 1932 Map of Prophetstown
1932 Prophetstown1932 Print · USGSProphetstown and the Rock River valley are depicted here in the early 1930s, showing a rural landscape crisscrossed by an extensive system of drainage ditches and canals. Researchers can locate dozens of small schools and local landmarks, including Hamilton Grave Sch, the Lyndon Cemetery, and Denrock Station. - 1936 Map of Prophetstown
1936 Prophetstown1936 Print · USGSWhiteside and Henry counties are shown in the mid-1930s, defined by the Rock River and a dense network of prairie schoolhouses. Trace the Hooppole Yorktown and Tampico RR or find local landmarks like Thunderbolt Hill and St Marys Ch.3 unique versions available - 1958 Map of Aurora, 1969 Print
1958 Aurora1969 Print · USGSNorthern Illinois in the late fifties shows a landscape of powerful river industry and expanding transport corridors. Genealogists and historians can trace the development of Aurora and Joliet or locate sites like the Elwood Ordnance Plant and Starved Rock.3 unique versions available - 1961 Map of Aurora
1961 Aurora1961 Print · USGSNorthern Illinois at the height of the post-war era reveals a landscape of massive industrial works and thriving river towns. Genealogists and historians can trace the paths of the Lincoln Highway or locate long-standing landmarks like the Green River Ordnance Plant and Starved Rock State Park. - 1982 Map of Prophetstown, 1983 Print
1982 Prophetstown1983 Print · USGSProphetstown and Lyndon sit along the winding Rock River in the early 1980s, showcasing a landscape of fertile islands and river-rail commerce. Genealogists and local historians can trace family sites at Washington Road Cem or locate the Hiland Landing Strip and Abandoned Bridge. - 1985 Map of Dixon
1985 Dixon1985 Print · USGSNorth-central Illinois in the mid-eighties was a land of river cities and expansive prairies defined by rail lines and private airfields. Researchers can locate family landmarks like Oakwood Cem, the Sword Landing Strip, and Sauk Valley College while tracing the C & N W railroad.2 unique versions available - 2012 Map of Prophetstown, 2012 Print
2012 Prophetstown2012 Print · USGSCovers Portland, including Prophetstown, Lyndon, and other nearby areas - 2015 Map of Prophetstown, 2015 Print
2015 Prophetstown2015 Print · USGSCovers Portland, including Prophetstown, Lyndon, and other nearby areas - 2018 Map of Prophetstown, 2018 Print
2018 Prophetstown2018 Print · USGSCovers Portland, including Prophetstown, Lyndon, and other nearby areas - 2021 Map of Prophetstown, 2021 Print
2021 Prophetstown2021 Print · USGSCovers Portland, including Prophetstown, Lyndon, and other nearby areas - 2024 Map of Prophetstown, 2024 Print
2024 Prophetstown2024 Print · USGSThe riverfront communities of Whiteside County are mapped here in the early 2020s, showcasing the winding Rock River and its many islands. Researchers can trace the local landscape from Prophetstown to Portland, identifying historic sites like Lyndon Cem and Thunderbolt Hill.
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Showing maps 1-11 of 11
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