Alta Lake State Park transforms the high desert landscape near Pateros into an unexpected aquatic playground, where mountainous pine forests meet the desert in a 181-acre camping paradise. Named in 1900 by jeweler Alta Heinz after his daughter, this two-mile-long lake offers a refreshing contrast to the surrounding arid terrain, delivering warm-water recreation in Washington’s dramatic interior landscape.
| Feature | Detail |
|---|---|
| Location | Pateros, Okanogan County, Washington |
| Address | 1 Alta Lake Road, Pateros, WA 98846 |
| Size | 181 acres |
| Established | 1951 |
| Lake Size | 2 miles long, 0.5 miles wide |
| Primary Activities | Swimming, boating, fishing, camping, hiking |
| Camping Sites | 115 sites (32 with full hookups) |
| Maximum RV Length | 38 feet |
| Seasonal Operation | April through October |
| Entry Fees | Discover Pass required |
| Reservations | Recommended, especially peak season |
| Contact | (509) 923-2473 |
Alta Lake State Park delivers an unexpected aquatic experience where towering stone cliffs rise 1,000 feet above the valley floor, formed by ancient glaciation that carved this dramatic landscape beneath Old Goat Mountain. The park’s positioning as a desert oasis becomes immediately apparent, with pristine waters offering swimming, boating, and fishing against a backdrop of mountainous pine forests that create mesmerizing scenic views. The park’s proximity to State Route 153 along the Methow River makes it accessible while maintaining its secluded character, with a two-mile access road leading visitors into this hidden valley paradise.
This unique ecosystem supports warm-water recreation during summer months, with the lake heating to comfortable swimming temperatures that make it particularly appealing for families and water sports enthusiasts. The 2014 Carlton Complex Fire severely damaged the park, forcing a five-week closure, but ongoing recovery efforts have restored this beloved destination to its full recreational potential.
| Activity | Details | Season | Difficulty |
|---|---|---|---|
| Swimming | Designated beach area with warm water | June-September | Easy |
| Boating | Waterskiing and personal watercraft 9 AM-6 PM only | April-October | Easy |
| Fishing | Trout fishing, particularly abundant during summer months | April-October | Easy |
| Hiking | Alta Lake Trail, 1.0 mile with 721 ft elevation gain | April-October | Moderate |
| Camping | 115 sites including hookup options | April-October | Easy |
| Wildlife Viewing | Black bear sightings on lake outskirts, diverse birdwatching | Spring-Fall | Easy |
Alta Lake State Park excels at delivering warm-water recreation with activities including fishing, swimming, hiking, volleyball, horseshoe pits and picnicking, while spring months bring spectacular wildflower displays alongside excellent birdwatching opportunities.
The park features 115 campsites with 32 offering full hookups, accommodating RVs up to 38 feet alongside tent camping options, with each site including a table, fire ring and grill. Essential amenities include drinking water, flush toilets, hot-water showers, trash collection and a dump station, plus free high-speed Wi-Fi in limited coverage areas. Concessions on the Lake provides snacks, beverages, grilled items, ice cream, espresso, camping supplies, grocery items, firewood, and bagged ice, operating weekends only April through May, then daily Memorial Day weekend to Labor Day with hours 8 AM-7 PM Monday-Thursday and 8 AM-8 PM Friday-Sunday.
Alta Lake State Park offers 115 campsites positioned next to the lake in a high-desert mountain setting, with 32 sites providing full hookups and two group campsites available for larger gatherings. The campground operates early April through October with 2:30 PM check-in and 1:00 PM check-out times, accommodating tents, trailers and RVs up to 38 feet. Many campsites offer stunning lake views, allowing visitors to wake up to tranquil waters and picturesque landscapes surrounded by the park’s natural beauty.
Alta Lake State Park operates April through October with summer hours from 6:30 AM to 10:00 PM, closing November 1 through March 30 for winter. Kayaks and stand-up paddle boards are available for rent through the concession services, perfect for exploring the lake’s crystal-clear waters. Reservations are highly recommended, especially during peak season, to secure preferred camping spots and ensure availability for this popular destination. The park requires a Washington State Discover Pass for entry. Located just 30 minutes from Lake Chelan with its extensive recreational opportunities, Alta Lake State Park serves as an ideal base for exploring the greater North Central Washington region. If you are a golfer Alta Lake Golf Course is adjacent to the park.
Alta Lake State Park delivers an exceptional desert oasis experience where warm lake waters, towering cliffs, and pine forest beauty create lasting memories for outdoor enthusiasts seeking Washington’s diverse recreational landscapes.
This park is part of the Explore Washington State Parks Directory—showcasing all of Washington’s State Parks from the rugged Pacific coast to the Cascade peaks. Whether you’re camping under old-growth forests, hiking scenic trails, or discovering local history, we’re highlighting the places where people connect with the state’s incredible natural and cultural heritage—all year long.
The Washington State Parks Directory covers all 146 state parks across Washington — from saltwater shores and mountain meadows to ancient lava tubes and desert canyons. Find trails, camping, activities, and detailed visitor information for every park in the state.
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