Washington County, Oregon
Historic newspapers, landmarks, and county history layers for genealogists and local historians.
At a glance
SummaryThe National Register of Historic Places includes 51 listed properties in the county, first listed in 1974. Most listings are in or near Forest Grove, Hillsboro, Portland.
Summary generated automatically from the source data on this page.
Newspapers
Library of CongressNewspaper directory data for Oregon is not yet loaded on this site. Browse Washington titles at the Library of Congress.
National Register of Historic Places
NPS NRHP35 of 51 listings mapped; some locations are restricted by NPS to protect sensitive sites.
51 listed properties
Source: National Park Service, National Register of Historic Places. Property links open NRHP nomination files at the National Archives.
County formation
Newberry AHCBWashington was formed in 1843 (1843-07-05) from unknown / original county.
TUALITY DISTRICT (now WASHINGTON) created by the Oregon Territory Provisional Government as one of the four original Oregon Territory counties.
Source: Newberry Library, Atlas of Historical County Boundaries.
Population by decade
CensusWashington County population from 1850 to 2020 (Census historical series).
| 1850 | 1860 | 1880 | 1900 | 1920 | 1940 | 1950 | 1960 | 1980 | 2000 | 2020 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2,652 | 2,801 | 7,082 | 14,467 | 26,376 | 39,194 | 61,269 | 92,237 | 245,808 | 445,342 | 600,372 |
Sources: U.S. Census Bureau historical county population (Forstall 1790–1990) and public-domain / CC0 county population series through 2020.
National Park Service sites nearby
NPSPark units within about 40 km of the county centroid (from NPS Public POIs; no API key).
| Site | Type | Dist. |
|---|---|---|
| Fort Vancouver National Historic Site | Park unit | 34.7 km |
Source: NPS National Datasets / Public POIs. The NPS Developer API requires a free key and was not used.
Cemeteries & historical places
USGS GNIS52 cemeteries and 3 historical populated places (ghost towns / former settlements) recorded in USGS GNIS for this county.
Cemeteries — 52 of 52 listed
| Name |
|---|
| Arcade Cemetery |
| Bethany Pioneer Cemetery |
| Bethany Presbyterian Cemetery |
| Blooming Cemetery |
| Buxton Community Cemetery |
| Cherry Grove Cemetery |
| Cooper Mountain Cemetery |
| Cooper Mountain Evangelical Cemetery |
| Cornelius Lutheran Cemetery |
| Crescent Grove Cemetery |
| Emanuel Cemetery |
| Fern Hill Cemetery |
| Fir Lawn Cemetery |
| Forest View Cemetery |
| Gales Creek Cemetery |
| Harrison Cemetery |
| Hayward Cemetery |
| Helvetia Cemetery |
| Hills Cemetery |
| Hillsboro Pioneer Cemetery |
| Hillside Cemetery |
| Independent Order of Odd Fellows Cemetery |
| Jackson Cemetery |
| Lewis Cemetery |
| Maple Lane Cemetery |
| Meridian Cemetery |
| Middleton Cemetery |
| Mount Olive Cemetery of Laurel |
| Mount Olive Lutheran Cemetery |
| Mountain View Cemetery |
| Mountain View Memorial Gardens |
| Mountainside Cemetery |
| Neveh Zedek Cemetery |
| Old Scotch Cemetery |
| Patton Cemetery |
| Phillips Cemetery |
| Pioneer Catholic Cemetery of Saint Anthony of Padua |
| Purdin Cemetery |
| Raffety Cemetery |
| Saint Anthonys Cemetery |
| Saint Francis Cemetery |
| Saint Matthews Cemetery |
| Saint Paul Lutheran Cemetery |
| Shadybrook Cemetery |
| Sunset Hills Memorial Park |
| Tigard Evangelical Cemetery |
| Union Cemetery |
| Union Point Cemetery |
| Valley Memorial Park Cemetery |
| Visitation Cemetery |
| West Union Cemetery |
| Winona Cemetery |
Historical populated places — 3 of 3
| Name |
|---|
| Centerville |
| Dixie |
| Westimber |
Source: USGS Geographic Names Information System (public domain). Cemeteries from the 2021 NationalFile archive; historical places from GNIS HistoricalFeatures topical extract.
Historical markers
HMdb linkMarker text and photos from the Historical Marker Database (HMdb) are not embedded here. HMdb allows non-commercial reuse with attribution, but commercial/compensated use needs written permission; this is a commercial site, so we only link out.
Search HMdb for Washington County, Oregon
Terms: hmdb.org/copyright.asp. Linking is encouraged by HMdb.