Olmstead Place Historical State Park - United States

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About Olmstead Place Historical State Park

RV quick facts for Olmstead Place Historical State Park

DetailInformation
Park typeDay-use historical state park, no overnight camping on site
RV parkingGravel day-use lot suitable for most Class B and Class C rigs; large Class A and trailer combos should scout entry
Dump stationNot available on site; nearest dump stations are at private RV parks in Ellensburg
Full hookupsNone at the park; nearest hookups are at Ellensburg KOA and other private parks
Cell serviceGenerally reliable on major US carriers due to proximity to Ellensburg and I-90
Discover PassRequired for vehicle access at all Washington State Parks day-use areas
Road restrictionsAccess via paved rural roads from I-90 exits near Ellensburg; no tunnels or low clearances on approach

Best time to visit Olmstead Place Historical State Park

Late spring through early fall, roughly May through September, offers the most reliable access and the most comfortable weather for walking the grounds and touring the historic buildings. Summer days are warm and dry in the Kittitas Valley, with cool evenings that suit RV travel. April and October are pleasant shoulder-season options with fewer visitors, though some interpretive buildings may have reduced hours. Winter visits are possible for grounds access, but snow and icy paths can limit exploration.

Jan 30 mm
36°F - 21°F

Cold and snowy; grounds open but interpretive buildings may be closed

Feb 20 mm
43°F - 25°F

Cold; interpretive buildings typically closed in off-season

Mar 18 mm
54°F - 30°F

Muddy trails possible during thaw

Apr 15 mm
63°F - 36°F

Pleasant shoulder season; check building hours

May 18 mm
72°F - 43°F

Wildflowers and active farm exhibits

Jun 20 mm
79°F - 49°F

Jul 8 mm
88°F - 54°F

Hot and dry; carry water and sun protection

Aug 10 mm
86°F - 52°F

Wildfire smoke possible in central Washington

Sep 12 mm
77°F - 45°F

Cooler evenings, ideal for RV travel

Oct 18 mm
63°F - 36°F

Fall colors; reduced building hours possible

Nov 28 mm
46°F - 28°F

Interpretive buildings typically closed for the season

Dec 30 mm
36°F - 23°F

Snow and ice common; grounds open, buildings closed

Things to do at Olmstead Place Historical State Park

  • Tour the Olmstead Family Homestead Easy
    RV parking available

    The original 1875 hand-hewn log cabin and the larger 1908 frame farmhouse are the centerpieces of a self-guided heritage tour. Interior access is typically available during scheduled open hours in the warm months.

  • Altapes Creek Interpretive Trail Easy
    RV parking available

    A short, mostly flat interpretive loop follows Altapes Creek through riparian habitat and pasture. The walk connects historic outbuildings with shaded benches and signage about ranch life.

  • Visit the Seaton Schoolhouse Easy
    RV parking available

    The relocated one-room Seaton Schoolhouse stands on the property and is open during park events. It illustrates rural Kittitas County education in the late nineteenth century.

  • Explore the Historic Barns and Granary Easy
    RV parking available

    Several preserved barns, a granary, a wagon shed, and a dairy barn display original farming and ranching equipment. Visitors can walk the farm yard and view machinery used over four generations of family operation.

  • Picnic on the Park Lawns Easy
    RV parking available

    Open shaded lawns with picnic tables provide a quiet stop along the I-90 corridor. The day-use area is well suited to a midday break for RV travelers crossing the Cascades.

  • Birdwatching Along the Creek Easy
    RV parking available

    Riparian cottonwoods and irrigated pastures attract songbirds, raptors, and waterfowl typical of the Kittitas Valley. Early morning visits during spring and fall migration are most productive.

  • Day Trip to Ellensburg Easy
    RV parking available

    Historic downtown Ellensburg lies about four miles west and offers brick-front shops, cafes, and Central Washington University. It is an easy add-on for RV travelers staying overnight at nearby private campgrounds.

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RV Rentals Olmstead Place Historical State Park

Olmstead Place Historical State Park, WA, United States

How to get to Olmstead Place Historical State Park

The park sits in the Kittitas Valley about a 10 minute drive east of Ellensburg, roughly 110 miles and under two hours from Seattle via Interstate 90 and Snoqualmie Pass. Travelers from Spokane reach the area in about 170 miles, or roughly two and a half hours, on I-90 westbound. RV drivers should be prepared for the steep grades and sustained climbs of Snoqualmie Pass, where chains may be required in winter, and watch for crosswinds in the Kittitas Valley. The nearest commercial airport for fly-and-rent travelers is Yakima Air Terminal, with larger options at Seattle-Tacoma International and Spokane International.

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