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1900s (20th Century) Maps of Multnomah County, Oregon

Explore 100 historic maps of Multnomah 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 Multnomah 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 Multnomah County's history through authentic maps from the 1900s. This is your window into the past.

Multnomah County, OR maps

(100)
  1. 1905 Map of Portland
    1905 Map of Portland
    1905 Portland
    1905 Print · USGS
    Greater Portland and Vancouver are seen here during the era of the Lewis and Clark Exposition, when river traffic and early electric rail lines defined the region. Researchers can locate the Lewis and Clark Centennial Exposition, the historic Vancouver Barracks, and Munday's Ferry.
    8 unique versions available
  4. 1911 Map of Boring
    1911 Map of Boring
    1911 Boring
    1911 Print · USGS
    Clackamas County was a patchwork of small farming communities and emerging rail hubs in the decade before the First World War. Researchers can trace the early footprints of settlements like Boring and Gresham, alongside family landmarks such as Peterson Crossroads and Sycamore School.
  7. 1914 Map of Boring
    1914 Map of Boring
    1914 Boring
    1914 Print · USGS
    The Clackamas River valley was a hub of early twentieth-century logging and electric rail expansion between Gresham and Estacada. Genealogists and historians can trace defunct river crossings like McMurray Ferry and rural landmarks such as Fishers Mill and Stone School.
    3 unique versions available
  10. 1914 Map of Oregon City
    1914 Map of Oregon City
    1914 Oregon City
    1914 Print · USGS
    The Willamette Valley at the start of the twentieth century was a landscape of rapid rail expansion and river-based industry. Researchers can trace early rural life through Wichita School and Lions Mill, or explore the growth of Oswego and Milwaukie.
    4 unique versions available
  13. 1915 Map of Hillsboro
    1915 Map of Hillsboro
    1915 Hillsboro
    1915 Print · USGS
    The Tualatin Valley and the confluence of the Columbia and Willamette rivers are shown here at the peak of the electric rail era. Researchers can trace historic family schoolhouses like Mason Hill School and vanished landings such as Blurock Landing.
  16. 1916 Map of Estacada
    1916 Map of Estacada
    1916 Estacada
    1916 Print · USGS
    Clackamas County is captured here during a period of rapid hydroelectric and rail development just before the First World War. Researchers can trace early family homesteads near Fishers Mill, the old Feldbimer Ferry crossing, and the rail line serving Boring and Estacada.
    5 unique versions available
  19. 1918 Map of Hillsboro
    1918 Map of Hillsboro
    1918 Hillsboro
    1918 Print · USGS
    The Tualatin Valley and Columbia riverfront are seen here during the heyday of the electric interurban and steam rail era. Researchers can trace family sites at Mason Hill School, identify the river life of Sauvie Island, or locate vanished stops like Cornelius Pass.
    4 unique versions available
  22. 1918 Map of Troutdale
    1918 Map of Troutdale
    1918 Troutdale
    1918 Print · USGS
    East of Portland in the late nineteen-teens, the riverfront and rail lines were transforming the landscape of Multnomah County. Genealogists and historians can trace family roots at the Multnomah County Farm, Sundial Ranch, and small rural schools like Cedar School.
    2 unique versions available
  25. 1924 Map of Mount Hood, 1955 Print
    1924 Map of Mount Hood, 1955 Print
    1924 Mount Hood
    1955 Print · USGS
    Mount Hood and its surrounding high-country settlements are captured here in the mid-twenties during the rise of mountain recreation. Trace early roads and landmarks like the Mt Hood Loop Highway, Government Camp, and the original Timberline Cabin.
    2 unique versions available
  28. 1926 Map of Hood River, 1955 Print
    1926 Map of Hood River, 1955 Print
    1926 Hood River
    1955 Print · USGS
    The Columbia River Gorge in the mid-twenties shows a landscape defined by competing railroads and early trans-river engineering. Trace the rail lines between Stevenson and Hood River, or locate historic sites like Hemlock Sch and the Bridge of the Gods.
  31. 1927 Map of Mount Hood
    1927 Map of Mount Hood
    1927 Mount Hood
    1927 Print · USGS
    The northern Cascades transition from pioneer travel routes to early forest management in the mid-1920s. Researchers can trace the legendary Barlow Road, locate historic mountain retreats like the Cloud Cap Inn, and find early outposts at Government Camp.
    4 unique versions available
  34. 1929 Map of Hood River
    1929 Map of Hood River
    1929 Hood River
    1929 Print · USGS
    The Columbia River Gorge and Hood River Valley are captured here in the late twenties during a period of significant infrastructure growth. Researchers can trace the early rail networks, find remote forest outposts like Race Track Ranger Sta, and locate vanished landmarks such as the Government Sprs Hotel.
    3 unique versions available
  37. 1934 Map of Troutdale
    1934 Map of Troutdale
    1934 Troutdale
    1934 Print · USGS
    The Columbia River shoreline and the wooded hills of Clark County come alive in this mid-1930s survey of the riverfront. Researchers can trace early rural life through Washougal and local landmarks like Fern Prairie Grange, Lackamas Lake, and the Silver Star Mine.
  40. 1939 Map of Oregon City, 1958 Print
    1939 Map of Oregon City, 1958 Print
    1939 Oregon City
    1958 Print · USGS
    The Willamette Valley during the late thirties shows a landscape defined by river industry and competing rail lines. Genealogists and historians can trace family-named sites and rural institutions like the Ten O'clock Church, Linns Mill, and Reed College.
  43. 1940 Map of Hillsboro
    1940 Map of Hillsboro
    1940 Hillsboro
    1940 Print · USGS
    The Tualatin Valley and the Columbia River confluence meet in this 1940 survey of the Hillsboro and North Portland region. Researchers can trace early twentieth-century rail lines like the Oregon Electric or locate historic rural landmarks such as Mountain View Cemetery and the Mason Hill School.
  46. 1940 Map of Boring
    1940 Map of Boring
    1940 Boring
    1940 Print · USGS
    Clackamas and Multnomah Counties are captured in the late thirties, documenting a landscape shaped by the Clackamas River and electric rail lines. Trace the route of the Cazadero Line or locate family roots at Mt Zion Cem and Lusted School.
  49. 1940 Map of Portland
    1940 Map of Portland
    1940 Portland
    1940 Print · USGS
    The Portland and Vancouver riverfronts are captured here just before the massive industrial shifts of the mid-century. Genealogists and historians can locate early landmarks like Vancouver Barracks, the University of Portland, and Mundays Ferry.
    4 unique versions available
  52. 1941 Map of Oregon City
    1941 Map of Oregon City
    1941 Oregon City
    1941 Print · USGS
    The Lower Willamette Valley thrived on a mix of river power and rail transit in the early 1940s. Genealogists can trace family footprints across dozens of local school districts, from Petes Mountain School to Harmony School, and locate landmarks like Willamette Falls and the Ten O'clock Church.
  55. 1941 Map of Camas
    1941 Map of Camas
    1941 Camas
    1941 Print · USGS
    The Columbia River corridor is captured here just before the mid-century, showing the bustling industrial towns of Camas and Washougal alongside a rural network of country schools. Genealogists and historians can trace family roots through landmarks like the Silver Star Mine, Cemetery Hill, and dozens of local schoolhouses such as Harmony Sch.
  58. 1942 Map of Camas
    1942 Map of Camas
    1942 Camas
    1942 Print · USGS
    The Columbia River corridor is captured here in the early 1940s, showing the industrial heart of Camas and the rural outskirts of Gresham. Genealogists and historians can trace early schools like Twelvemile Corner Sch and the location of the Silver Star Mine.
    2 unique versions available
  61. 1948 Map of Vancouver, 1957 Print
    1948 Map of Vancouver, 1957 Print
    1948 Vancouver
    1957 Print · USGS
    Post-war growth transforms the river valleys of the Pacific Northwest as the timber and rail economy thrives. Trace family roots in Tillamook or Oregon City, and locate vanished landmarks like the spit at Bayocean or the Skamania Mine.
  64. 1950 Map of Vancouver
    1950 Map of Vancouver
    1950 Vancouver
    1950 Print · USGS
    Coastal Oregon and the lower Columbia River valley are captured in detail just after the war. Researchers can trace historic rail routes like the Southern Pacific or locate early settlements such as Vernonia, Gaston, and the Grand Ronde Indian Reservation.
  67. 1950 Map of Vancouver, 1951 Print
    1950 Map of Vancouver, 1951 Print
    1950 Vancouver
    1951 Print · USGS
    The Pacific Northwest urban corridor meets the rugged coast in the years following the war, showing the expansion of Portland and Vancouver. Genealogists and historians can trace the reach of the Southern Pacific RR and locate coastal communities like Tillamook, Seaside, and Tolovana Park.
  70. 1953 Map of Dixie Mountain, 1956 Print
    1953 Map of Dixie Mountain, 1956 Print
    1953 Dixie Mountain
    1956 Print · USGS
    The Tualatin Mountains in the early 1950s were a landscape of high ranches and small rural schools along the tri-county border. Genealogists and historians can trace family-named routes like Moreland Road to find Mountain View Cemetery or the site of Mason Hill Sch (Aban'd).
  73. 1953 Map of The Dalles, 1965 Print
    1953 Map of The Dalles, 1965 Print
    1953 The Dalles
    1965 Print · USGS
    The Columbia River Gorge at mid-century shows a region being transformed by massive hydroelectric dams and a growing highway network. Researchers can trace the development of The Dalles Dam, locate the Maryhill Museum, and find old rail stops in Rufus, Wishram, and Arlington.
    3 unique versions available
Showing maps 1-25 of 100

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Frequently asked questions

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