THE HISTORICAL
MARKER DATABASE
“Bite-Size Bits of Local, National, and Global History”
 
 
 
 
 
 
6 entries match your criteria.  

 
 

Historical Markers in Washington County

 
Clickable Map of Washington County, Idaho and Immediately Adjacent Jurisdictions image/svg+xml 2019-10-06 U.S. Census Bureau, Abe.suleiman; Lokal_Profil; HMdb.org; J.J.Prats/dc:title> https://commons.wikimedia.org/wiki/File:Usa_counties_large.svg Washington County, ID (6) Adams County, ID (5) Gem County, ID (3) Payette County, ID (7) Baker County, OR (66) Malheur County, OR (26)  WashingtonCounty(6) Washington County (6)  AdamsCounty(5) Adams County (5)  GemCounty(3) Gem County (3)  PayetteCounty(7) Payette County (7)  BakerCountyOregon(66) Baker County (66)  MalheurCounty(26) Malheur County (26)
Weiser is the county seat for Washington County
Adjacent to Washington County, Idaho
Adams County (5)  ►
Gem County (3)  ►
Payette County (7)  ►
Baker County, Oregon (66)  ►
Malheur County, Oregon (26)  ►
 
Touch name above to highlight map location.
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1 ► Idaho, Washington County, Cambridge — 185 — Brownlee Ferry —
On State Highway 71 at milepost 2, 10 miles west of Camp Creek Road, on the left when traveling north.
Guiding Oregon Trail emigrants and a party of prospectors who had discovered gold in Boise Basin, Tim Goodale opened a new miners' trail through here in August 1862. A gold rush followed that fall, and John Brownlee operated a ferry here . . . — — Map (db m23227) HM
2 ► Idaho, Washington County, Cambridge — Martha Jane Roberts — 1844 - 1862 —
On North Superior Street (U.S. 95) at West Hopper Avenue, on the left when traveling north on North Superior Street.
First White Person Buried in Washington County, Idaho — — Map (db m119370) HM
3 ► Idaho, Washington County, Cambridge — 378 — Seven Devils Mines —
On State Highway 71 at milepost 2, 10 miles west of Camp Creek Road, on the left when traveling north.
More than a century ago, miners faced a hopeless problem of hauling copper ore to this canyon for shipment to smelters. They started with Albert Kleinschmidt's road grade down from their mine, more than a vertical mile above Snake River, . . . — — Map (db m23228) HM
4 ► Idaho, Washington County, Cambridge — The Cuddy Mill —
On North Superior Street (U.S. 95) near West Hopper Avenue, on the left when traveling north.
This marker commemorates the Cuddy Mill. Built by John Cuddy in 1869. Originally six miles north of here, at the foot of Cuddy Mountain. The General Howard Expedition against the Indians on the warpath under Chief Joseph had grain ground . . . — — Map (db m119371) HM
5 ► Idaho, Washington County, Midvale — 293 — An Early Industry —
On U.S. 95 near Sage Creek Road, on the left when traveling north.
At the top of this hill 3 to 5000 years ago, Prehistoric men had a rock quarry where they made a variety of stone tools. Projectiles, knives, and scrapers were among the tools made by these people who camped at the foot of the hill. . . . — — Map (db m119369) HM
6 ► Idaho, Washington County, Weiser — 487 — 11,000 Years of Indian Occupation —
On U.S. 95 at milepost 82, 0.1 miles south of Appleton Lane, on the right when traveling north.
The Weiser Valley provided an abundant environment for early hunters and food gatherers. Archaeological excavation along Monroe Creek in conjunction with US-95 realignment yielded one of the most significant prehistoric sites in the . . . — — Map (db m23220) HM
 
 
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Nov. 11, 2026