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Old Maps of Macon County, Illinois

Explore 144 old maps of Macon County, spanning from 1929 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 Macon County 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 Macon County to uncover forgotten places, hidden landmarks, and the deep history beneath your feet.

Macon County, IL maps

(144)
  1. 1929 Map of Decatur, 1965 Print
    1929 Map of Decatur, 1965 Print
    1929 Decatur
    1965 Print · USGS
    Central Illinois during the mid-twentieth century reveals a landscape defined by the expansion of Lake Decatur and a busy rail network. Researchers can trace dozens of rural schools like Blue Door Sch and landmarks including Decatur Airport.
  4. 1933 Map of Decatur
    1933 Map of Decatur
    1933 Decatur
    1933 Print · USGS
    The rail-and-river hub of Decatur is captured here in the early thirties, showing a landscape defined by industrial growth and rural school districts. Genealogists can trace family landmarks like Antioch Ch or dozens of local schoolhouses including Blue Door Sch and Mound Sch.
    3 unique versions available
  7. 1937 Map of Monticello
    1937 Map of Monticello
    1937 Monticello
    1937 Print · USGS
    In the mid-1930s, this portion of Piatt and DeWitt counties was a bustling corridor of rail lines and rural school districts. Genealogists can locate family landmarks like Campground Cem or trace the vanished district schools like Watson Sch and Harmony Sch.
    2 unique versions available
  10. 1943 Map of Monticello
    1943 Map of Monticello
    1943 Monticello
    1943 Print · USGS
    Central Illinois at the height of the Second World War reveals a landscape of thriving rail towns and rural school districts. You can trace the path of the Wabash railroad through White Heath or locate family roots at Kentucky Ch and Greenleaf Cem.
    2 unique versions available
  13. 1949 Map of Dalton City
    1949 Map of Dalton City
    1949 Dalton City
    1949 Print · USGS
    Central Illinois agriculture and rail transit are documented here just after the war, showing the dense network of one-room schools and country churches. Genealogists can locate family landmarks like Sanner Chapel, New Hope Cem, and Penn Consolidated Sch.
    2 unique versions available
  16. 1952 Map of Assumption, 1953 Print
    1952 Map of Assumption, 1953 Print
    1952 Assumption
    1953 Print · USGS
    Christian and Macon counties are seen here in the early fifties, a time when rail lines like the Wabash and Illinois Central still connected small farming towns. Researchers can locate early family burial grounds such as Adams Cem or trace the development of the Mc Coy Airport.
    2 unique versions available
  19. 1954 Map of Niantic, 1955 Print
    1954 Map of Niantic, 1955 Print
    1954 Niantic
    1955 Print · USGS
    Mid-century Macon County is defined here by its bustling rail corridors and the winding Sangamon River. Researchers can trace old family names at Lake Bank Cem or locate forgotten stops like Wyckles Corners and Bulldog Crossing.
    3 unique versions available
  22. 1955 Map of Bement, 1956 Print
    1955 Map of Bement, 1956 Print
    1955 Bement
    1956 Print · USGS
    Central Illinois prairie life revolved around rail junctions and rural townships in the mid-1950s. Genealogists can trace family footprints at Willow Branch Cem or Asbury Ch, while following the lines of the Wabash and Baltimore and Ohio railroads.
    2 unique versions available
  25. 1957 Map of Kenney, 1958 Print
    1957 Map of Kenney, 1958 Print
    1957 Kenney
    1958 Print · USGS
    De Witt and Logan Counties are captured in the late 1950s as the rail-and-river network shaped the prairie landscape. Genealogists can trace rural family plots at McClimans Cem or locate former landmarks like Mt Zion Sch.
    2 unique versions available
  28. 1957 Map of Maroa, 1958 Print
    1957 Map of Maroa, 1958 Print
    1957 Maroa
    1958 Print · USGS
    Central Illinois during the late fifties reveals a landscape of thriving rail towns and quiet rural outposts. Genealogists can trace family footprints at Crum Cem or Shiloh Ch, and locate vanished landmarks like Texas Sch.
    2 unique versions available
  31. 1958 Map of Peoria, 1969 Print
    1958 Map of Peoria, 1969 Print
    1958 Peoria
    1969 Print · USGS
    Central Illinois thrived as a hub of education and transport during the late sixties, as the new interstate system began to reshape the prairie. Genealogists and historians can trace local landmarks like Springdale Cem, Bradley University, and the sprawling grounds of Chanute AFB.
    4 unique versions available
  34. 1958 Map of Decatur, 1971 Print
    1958 Map of Decatur, 1971 Print
    1958 Decatur
    1971 Print · USGS
    Central Illinois in the mid-twentieth century shows a landscape defined by industrial rail hubs and the creation of large reservoirs. Researchers can trace historic corridors like the Penn Central or locate landmarks such as Lincoln Log Cabin State Park and Lake Springfield.
    3 unique versions available
  37. 1961 Map of Peoria
    1961 Map of Peoria
    1961 Peoria
    1961 Print · USGS
    Central Illinois thrived at the intersection of river trade and rail power during the late fifties. Genealogists and local historians can trace the rail networks of the Illinois Central and Wabash, alongside landmarks like Chanute AFB and Weldon Springs State Park.
  40. 1961 Map of Decatur
    1961 Map of Decatur
    1961 Decatur
    1961 Print · USGS
    Central Illinois in the late fifties was a bustling corridor of rail lines and prairie commerce centered on the state capital. Genealogists and historians can trace the intricate connections between Springfield, Decatur, and dozens of smaller settlements like Nokomis and Arcola.
    2 unique versions available
  43. 1963 Map of Peoria
    1963 Map of Peoria
    1963 Peoria
    1963 Print · USGS
    Central Illinois thrived as a rail and highway crossroads during the early sixties, centered on the bustling Illinois River valley. Genealogists and historians can trace the mid-century layout of Peoria, locate the grounds of Chanute Air Force Base, and follow historic lines like the Toledo Peoria and Western Railway.
  46. 1967 Map of Long Creek, 1968 Print
    1967 Map of Long Creek, 1968 Print
    1967 Long Creek
    1968 Print · USGS
    Macon County transitioned from heavy rail-and-river industry to suburban growth in the late sixties. Researchers can trace historic family burial sites at Ridge Cem, follow the Baltimore and Ohio tracks, or locate old schools like Salem Sch.
    2 unique versions available
  49. 1967 Map of Argenta, 1968 Print
    1967 Map of Argenta, 1968 Print
    1967 Argenta
    1968 Print · USGS
    Macon County's rural heartland is captured here in the late sixties, where the Sangamon River flows toward the expanding shoreline of Lake Decatur. Genealogists and local historians can locate several rural landmarks including the Oakley Brick Ch, Berry Sch, and the Friends Creek Cem.
    2 unique versions available
  52. 1967 Map of Decatur, 1968 Print
    1967 Map of Decatur, 1968 Print
    1967 Decatur
    1968 Print · USGS
    Decatur is shown at its mid-century industrial peak, dominated by a complex network of railroads and the rising waters of Lake Decatur. Researchers can locate specific sites from Millikin University to family plots in Graceland Cemetery and Greenwood Cemetery.
    2 unique versions available
  55. 1967 Map of Forsyth, 1968 Print
    1967 Map of Forsyth, 1968 Print
    1967 Forsyth
    1968 Print · USGS
    The northern reaches of the Decatur area are documented here during a period of steady mid-century growth. Genealogists and local historians can trace the development of Forsyth and Larkdale alongside landmarks like Boiling Springs Cem and the County Fairground.
    2 unique versions available
  58. 1979 Map of Maroa, 1980 Print
    1979 Map of Maroa, 1980 Print
    1979 Maroa
    1980 Print · USGS
    Maroa and the surrounding prairie are captured in the late seventies at a peak of rail-and-road connectivity on the De Witt and Macon County line. Researchers can locate the Maroa Cem, the Texas Ch, and small rail siding of Ospur amidst the fertile farmland.
    2 unique versions available
  61. 1979 Map of Weldon West, 1980 Print
    1979 Map of Weldon West, 1980 Print
    1979 Weldon West
    1980 Print · USGS
    De Witt County and the Macon County line are captured in the late seventies, a period of established prairie farming and rail transport. Genealogists can locate Shiloh Chapel, the Chandler Cem, and the rural community of Lane along the Illinois Central Gulf tracks.
  64. 1979 Map of Weldon East, 1980 Print
    1979 Map of Weldon East, 1980 Print
    1979 Weldon East
    1980 Print · USGS
    Piatt County farmland in the late seventies is marked by the busy Illinois Central Gulf rail line and quiet rural townships. Genealogists can locate family sites near Weldon, DeLand, or the wooded grounds of Robert Allerton Park.
  67. 1980 Map of Chestnut
    1980 Map of Chestnut
    1980 Chestnut
    1980 Print · USGS
    The rural landscape of central Illinois is captured here in the early 1980s, centered on the village of Chestnut. Family historians can locate numerous burial grounds like Donnan Cem and Hays Cem or trace the route of the Illinois Central Gulf railroad.
  70. 1980 Map of Kenney, 1981 Print
    1980 Map of Kenney, 1981 Print
    1980 Kenney
    1981 Print · USGS
    Rail-and-river life in De Witt County is frozen in time during the late twentieth century, centered on the village of Kenney. Researchers can locate several rural landmarks including Harmony Ch, Old Baptist Cem, and the small settlement of Rowell.
  73. 1982 Map of Harristown, 1983 Print
    1982 Map of Harristown, 1983 Print
    1982 Harristown
    1983 Print · USGS
    Macon County's rural landscape and the western expansion of Decatur are captured here in the early eighties. Genealogists and historians can trace family-named landmarks like Crum Cem and Whitley Cem alongside the winding Sangamon River.
Showing maps 1-25 of 144

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