1900s (20th Century) Maps of Boone County, Illinois
Explore 22 historic maps of Boone County from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.
Whether you're researching your family's past, planning a metal detecting trip, or studying how Boone County's landscape evolved across the 1900s, these high-resolution maps are a powerful tool for exploring the history of this region.
- Focus on a specific era: All maps on this page are from the 1900s, giving you a focused view of this time period.
- See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
- Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
- View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.
Start exploring Boone County's history through authentic maps from the 1900s. This is your window into the past.
Boone County, IL maps
(22)- 1918 Map of Belvidere
1918 Belvidere1918 Print · USGSBoone County and the Kishwaukee River valley are captured here in the final year of the Great War. Researchers can trace dozens of rural school sites like Quailtrap School or locate family roots near Argyle and the Scotch Cemetery. - 1918 Map of Kirkland
1918 Kirkland1918 Print · USGSNorthern Illinois prairie lands are shown here during the height of the steam rail era. You can trace early family roots through dozens of rural landmarks like Bloods Point School, Gunn School, and the junction at Kirkland.4 unique versions available - 1932 Map of Harvard
1932 Harvard1932 Print · USGSNorthern Illinois and the Wisconsin borderlands are captured here in the early 1930s, centered on the rail hub of Harvard. Genealogists can locate dozens of named rural schools like Hoppen School and Shields School, or trace the path of the Chicago and Northwestern Electric (Abandoned) line.3 unique versions available - 1937 Map of Harvard
1937 Harvard1937 Print · USGSUpper Illinois and the Wisconsin borderlands are shown here in the mid-1930s, centered on the bustling rail junction at Harvard. Genealogists can trace family footprints across dozens of country schoolhouse sites like White Oak Sch and the rural cemeteries of Dunham township.2 unique versions available - 1938 Map of Genoa
1938 Genoa1938 Print · USGSNorthern Illinois farm country and rail junctions thrive in the late 1930s across the borders of De Kalb and McHenry counties. Genealogists can locate dozens of rural landmarks, from North Kingston Cem and Ney Ch to many local schools like Genoa Center Sch.3 unique versions available - 1944 Map of Belvidere
1944 Belvidere1944 Print · USGSNorthern Illinois at the height of the Second World War shows a landscape defined by rail-fed farming villages and dozens of country schoolhouses. Genealogists can trace family footprints near Scotch Church, the Fairgrounds, and settlements like Poplar Grove.2 unique versions available - 1954 Map of Rockford
1954 Rockford1954 Print · USGSThe Rock River valley and the Illinois-Wisconsin borderlands are captured here in the mid-1950s during a period of robust industrial and agricultural activity. Genealogists and historians can trace rail-era corridors like the Illinois Central RR and locate landmarks from Big Foot Prairie to Lake Geneva. - 1955 Map of Rockford
1955 Rockford1955 Print · USGSThe Rock River valley and southern Wisconsin dairy country are shown here in the mid-fifties as the region's manufacturing centers grew. Genealogists and historians can trace the paths of the Chicago and North Western RR and Illinois Central RR through hubs like Rockford and Beloit. - 1958 Map of Rockford, 1974 Print
1958 Rockford1974 Print · USGSNorthern Illinois and southern Wisconsin are shown here in the mid-twentieth century as rail-dependent industrial towns began to interface with growing lakefront communities. Genealogists can trace family roots through settlements like Saylesville and Tess Corners or locate historical landmarks like the Rockford Ordnance Depot.4 unique versions available - 1963 Map of Rockford
1963 Rockford1963 Print · USGSThe mid-century industrial corridor along the Rock River is shown here during a period of rapid post-war growth. Researchers can trace the extensive rail lines of the Chicago and North Western or locate local landmarks like the Rockford Ordnance Depot and Holy Hill. - 1968 Map of Belvidere South, 1970 Print
1968 Belvidere South1970 Print · USGSThe Boone and De Kalb County line comes alive in this late 1960s record of rural Illinois agriculture and evolving transportation. Genealogists and local historians can trace family ties at Bloods Point Cem, locate the old Grange Hall, and follow the Illinois Central rail line through Herbert.3 unique versions available - 1968 Map of Riley, 1970 Print
1968 Riley1970 Print · USGSIn the late sixties, this agricultural landscape at the junction of three counties remained centered on family farms and country roads. Researchers can locate specific sites like the No 10 School, Barber Cem, and the Grange Hall near the village of Riley.2 unique versions available - 1968 Map of Cherry Valley, 1970 Print
1968 Cherry Valley1970 Print · USGSNorthern Illinois agriculture meets the growing industrial corridors of Winnebago and Boone counties in the late sixties. Genealogists and local historians can trace family-named routes and landmarks like Arlington Memorial Park Cem, Flora Ch, and the rail stops at Irene or Perryville.3 unique versions available - 1970 Map of Belvidere North, 1972 Print
1970 Belvidere North1972 Print · USGSBoone County in the early seventies shows a landscape where the growing city of Belvidere meets the agricultural North. Researchers can trace family history through numerous rural burial grounds like Popular Grove Cem or locate community hubs like Grange Hall.3 unique versions available - 1970 Map of Capron, 1972 Print
1970 Capron1972 Print · USGSThe Illinois-Wisconsin borderlands are captured here in the early seventies, showing a landscape of established farmsteads and rail-linked villages. Genealogists can locate family sites at Burr Oak Cem, Chester Cem, or the rural community of Lawrence.3 unique versions available - 1970 Map of Caledonia, 1972 Print
1970 Caledonia1972 Print · USGSCaledonia and the northern outskirts of Rockford are captured in the early 1970s as suburban growth met rural prairie. Genealogists can locate Guilford Union Cem, Orth Cem, and Bell Sch among the family-named roads and gravel works.2 unique versions available - 1970 Map of Belvidere NE, 1972 Print
1970 Belvidere NE1972 Print · USGSBoone County farmers and rural residents at the start of the 1970s occupied a landscape of straight section roads and winding prairie creeks. Genealogists can trace family footprints at Stone School Cem or the old settlement at Beaverton Crossroads. - 1970 Map of Belvidere NW, 1972 Print
1970 Belvidere NW1972 Print · USGSBoone and Winnebago counties at the turn of the 1970s reveal a landscape of productive farmsteads and growing transit corridors. Genealogists and local historians can trace family-named sites like Bamblett Cem, Livingston School, and the Ida-Belle Farm Landing Strip.2 unique versions available - 1970 Map of Garden Prairie, 1972 Print
1970 Garden Prairie1972 Print · USGSThe rural borderlands of Boone and McHenry counties are documented here in the early seventies. Genealogists and historians can trace family locations through several burial sites like Stone School Cemetery and local landmarks such as Kishwaukee School and Geryune. - 1981 Map of Elgin
1981 Elgin1981 Print · USGSNorthern Illinois and southern Wisconsin are shown in the early eighties as suburban growth meets glacial terrain. Trace the paths of the Milwaukee Road through Harvard or explore the wetlands of Volo Bog State Natural Area. - 1993 Map of Caledonia
1993 Caledonia1993 Print · USGSThe Winnebago-Boone county line in the early nineties shows the suburban expansion of Rockford toward the rail-centered villages of Caledonia and Argyle. Researchers can trace family history at Davis Cem or locate the old White Swan Sch and Grange Hall. - 1993 Map of Belvidere NW
1993 Belvidere NW1993 Print · USGSNorthern Illinois and southern Wisconsin meet in the early nineties, showing a landscape of family farms and creek valleys. Genealogists can locate Pinnacle Hill Cem, Scotch Cem, and the old Wyman School.
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