1900s (20th Century) Maps of Montgomery County, Maryland

Explore 112 historic maps of Montgomery 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 Montgomery 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 Montgomery County's history through authentic maps from the 1900s. This is your window into the past.


Montgomery County, MD maps

(112)
  1. 1900 Map of Washington
    1900 Map of Washington
    1900 Washington
    1900 Print · USGS
    The capital region at the turn of the century shows a landscape of river-borne commerce and expanding rail lines. Genealogists and historians can trace defunct transport links like the Shepherd Ferry and early suburbs like North Takoma and Jackson City.
    2 unique versions available

  2. 1906 Map of Patuxent
    1906 Map of Patuxent
    1906 Patuxent
    1906 Print · USGS
    The Tidewater region of Maryland and the outskirts of the District of Columbia are shown here at the turn of the century. Researchers can trace the early footprints of Maryland Agril. College, find riverfront infrastructure at Milltown Landing, and follow long-established routes like the Marlboro Turnpike.
    4 unique versions available

  3. 1907 Map of Laurel
    1907 Map of Laurel
    1907 Laurel
    1907 Print · USGS
    Maryland's transit corridor between Washington and Baltimore comes alive in the early 1900s as railroads and old turnpikes cross the Patuxent valley. Trace historical landmarks from the House of Reformation to old crossings like Old Forge Bridge and Brock Bridge.
    3 unique versions available

  4. 1908 Map of Patapsco
    1908 Map of Patapsco
    1908 Patapsco
    1908 Print · USGS
    Maryland's central corridor at the opening of the twentieth century reveals a dense network of harbor defenses and rail-line economies. Genealogists and historians can trace the foundations of Baltimore alongside local landmarks like Ashland Furnace, St Charles College, and Fort McHenry.
    4 unique versions available

  5. 1908 Map of Rockville
    1908 Map of Rockville
    1908 Rockville
    1908 Print · USGS
    Montgomery County was a rural landscape of crossroads and rail towns in the early twentieth century. Genealogists and historians can trace the paths of the Metropolitan Branch and early transit lines like the Georgetown and Rockville Electric Road through towns such as Rockville and Washington Grove.
    3 unique versions available

  6. 1908 Map of Seneca
    1908 Map of Seneca
    1908 Seneca
    1908 Print · USGS
    The Potomac River valley at the turn of the century shows a vital landscape of canal commerce and emerging rail lines. Genealogists and historians can trace family-named sites across the Maryland-Virginia border, from Poolesville to river crossings at Whites Ferry and Edwards Ferry.
    7 unique versions available

  7. 1908 Map of Ijamsville, 1921 Print
    1908 Map of Ijamsville, 1921 Print
    1908 Ijamsville
    1921 Print · USGS
    Frederick and its surrounding valley are captured here just after the turn of the century, showing a landscape defined by historic turnpikes and the winding Monocacy River. Genealogists and historians can trace defunct schoolhouses, early turnpike toll gates like Fountain Rock T.G., and family landmarks near Sugarloaf Mtn.

  8. 1909 Map of Mount Airy
    1909 Map of Mount Airy
    1909 Mount Airy
    1909 Print · USGS
    Central Maryland's Piedmont region is captured here during the height of the steam-rail era, centered on the strategic crossing at Mount Airy. Genealogists and historians can trace old property locations near Shipleys Mill, the winding Gary Turnpike, and rural settlements like Winfield and Libertytown.
    7 unique versions available

  9. 1909 Map of Ijamsville
    1909 Map of Ijamsville
    1909 Ijamsville
    1909 Print · USGS
    Frederick County and parts of Montgomery County are documented here during an era of significant rail and turnpike expansion. Genealogists and historians can locate early post offices and stations such as Araby P O, Ijamsville, and the Almshouse near Frederick.
    9 unique versions available

  10. 1915 Map of Fairfax
    1915 Map of Fairfax
    1915 Fairfax
    1915 Print · USGS
    Northern Virginia in the early twentieth century appears as a collection of quiet rail towns and farmsteads. Trace the old routes of the Southern RR and find family-named landmarks like Sideburn, Balls Ford, and Bear School.
    4 unique versions available

  11. 1923 Map of Rockville
    1923 Map of Rockville
    1923 Rockville
    1923 Print · USGS
    Montgomery County was a landscape of rail-linked towns and river valleys in the early twentieth century. Genealogists and historians can trace the foundations of Rockville or search for family-named landmarks like Mt Zion and the path of the Chesapeake and Ohio Canal.
    4 unique versions available

  12. 1926 Map of Laurel
    1926 Map of Laurel
    1926 Laurel
    1926 Print · USGS
    The corridor between Baltimore and Washington is captured here in the mid-twenties, showcasing a landscape of river-powered industry and early rail networks. Genealogists can locate family landmarks like Hicks Mill, the Willis School, and the Montgomery Chapel Cem.
    4 unique versions available

  13. 1934 Map of Upper Marlboro (east half)
    1934 Map of Upper Marlboro (east half)
    1934 Upper Marlboro (east half)
    1934 Print · USGS
    Prince George's County is captured here in the mid-1930s as a rural landscape of crossroads communities and evolving rail lines. Genealogists and historians can trace family roots through landmarks like St Luke Ch, Glenarden Sch, and the route of the Chesapeake Beach RR.
    2 unique versions available

  14. 1937 Map of Upper Marlboro
    1937 Map of Upper Marlboro
    1937 Upper Marlboro
    1937 Print · USGS
    Mid-century Prince George’s County is captured here just as modern highways began to intersect its rural rail and school districts. Researchers can find old landmarks like St Barnabas Ch, the Collington Sch, and the busy Pennsylvania railroad line.

  15. 1938 Map of Upper Marlboro
    1938 Map of Upper Marlboro
    1938 Upper Marlboro
    1938 Print · USGS
    Prince George's County at the dawn of the modern era is captured here, showing the rural landscape before the post-war expansion. Researchers can trace family sites near Holy Trinity Ch, follow the Pennsylvania RR line, and locate centers like Rosaryville and Glenn Dale.
    3 unique versions available

  16. 1942 Map of Laurel
    1942 Map of Laurel
    1942 Laurel
    1942 Print · USGS
    Maryland's corridor between Baltimore and Washington is seen here in the early 1940s as a land of rural schoolhouses and riverside mills. Researchers can trace family sites near Muirkirk, find the original Christian Brothers College, or locate historic river crossings like Brock Bridge and Duvall Bridge.

  17. 1942 Map of Frederick
    1942 Map of Frederick
    1942 Frederick
    1942 Print · USGS
    Mid-century Maryland's central corridor is centered on Frederick as it appeared before the modern interstate system. Researchers can trace the routes of the B & O Canal, locate the Montevue Almshouse, and see the intersection of the Northern Central RR with early turnpikes.

  18. 1944 Map of Waterford
    1944 Map of Waterford
    1944 Waterford
    1944 Print · USGS
    Loudoun County is shown in the mid-1940s as a landscape of rural villages and river commerce along the Maryland border. Researchers can trace the Washington and Old Dominion rail line and find landmarks like the Balls Bluff National Cemetery and Loyalty Store.

  19. 1944 Map of Germantown
    1944 Map of Germantown
    1944 Germantown
    1944 Print · USGS
    Upper Montgomery County appears as a collection of rural crossroads and rail stops during the mid-forties. Genealogists and local historians can trace family locations near Old Germantown, Bucklodge Sta, and historic sites like Cloppers Mill.

  20. 1944 Map of Poolesville
    1944 Map of Poolesville
    1944 Poolesville
    1944 Print · USGS
    Maryland's agricultural heartland and the Potomac riverfront are detailed here during the mid-1940s, just as the rural landscape began its modern shift. Researchers can trace the path of the Chesapeake and Ohio Canal and locate old crossroads at Beallsville, Poolesville, and Jerusalem.
    2 unique versions available

  21. 1944 Map of Leesburg
    1944 Map of Leesburg
    1944 Leesburg
    1944 Print · USGS
    Loudoun County, Virginia, is captured in the mid-1940s as a landscape of crossroads, mills, and riverside farms. Genealogists and historians can trace old homesteads and landmarks like Oatlands, the Prison Labor Camp No 2, and the C & O Canal (Abandoned).

  22. 1944 Map of Fairfax
    1944 Map of Fairfax
    1944 Fairfax
    1944 Print · USGS
    Northern Virginia at the height of the Second World War remains a landscape of rail-connected villages and rural schools. Genealogists and historians can trace family locations through landmarks like Oak Grove Store, Bear School, and the historic Washington and Old Dominion RR.

  23. 1944 Map of Buckeystown
    1944 Map of Buckeystown
    1944 Buckeystown
    1944 Print · USGS
    Mid-century Frederick County comes alive through its rail-side hamlets and riverside mills during the 1940s. Genealogists and historians can trace the foundations of Buckeystown, locate the Buckingham School Orphanage, and follow the Baltimore and Ohio tracks through Adamstown.

  24. 1944 Map of Urbana
    1944 Map of Urbana
    1944 Urbana
    1944 Print · USGS
    As World War II drew to a close, the rolling Piedmont between Frederick and Montgomery counties remained a landscape of rail-side villages and small milling communities. Trace the legacy of rural life through the Baltimore and Ohio corridor at Ijamsville, the local Grist Mill near Hyattstown, and the old cemeteries of Lewisdale.
    2 unique versions available

  25. 1944 Map of Clarksville
    1944 Map of Clarksville
    1944 Clarksville
    1944 Print · USGS
    Howard County's agricultural heartland is documented here in the mid-1940s, showing the early crossroads and river crossings of the Maryland interior. Genealogists can locate family landmarks like Atholton Church, the Dayton School, and several rural cemeteries near Clarksville.

Showing maps 1-25 of 112

Top cities of Montgomery County

See more

Frequently asked questions

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