Angle Lake Beach
SeaTac, Washington · on Angle Lake · Angle Lake Park
Verified · 5 independent sources · top-verified
- WATER
- lake
- ACCESS
- Designated swim area
- FEE
- No fee found
- SEASON
- Best in summer
About Angle Lake Beach
Angle Lake Beach is a designated public swimming hole on the 102-acre Angle Lake in SeaTac, Washington, within the 10-acre Angle Lake Park managed by the City of SeaTac. The lake beach is monitored for bacterial water quality by King County/Public Health Seattle & King County and staffed with seasonal lifeguards in summer.
The beach sits within a compact 10-acre lakeside park in SeaTac, near Seattle-Tacoma International Airport, with lawns, picnic areas, and walking trails around the lake's shoreline.
Swimming at Angle Lake Beach
Swimming takes place at a designated sandy swim beach with a roped-off area on Angle Lake, described by sources as calm, clear water suited to families and casual swimmers. Lifeguards are on duty seasonally (noon-8pm starting mid-June), and the beach is closed to swimming when weekly bacteria testing shows unsafe E. coli levels, as occurred in July 2025.
How to get to this swimming hole
Parking: Free on-site parking available at the park, but described as limited.
The walk in
No real hike here. The water is a short walk from where you park. This is a drive-up city park beach; the swim area is directly adjacent to the parking lot (short, flat walk of roughly a minute or two). Short paved/gravel nature trails loop around the lake's shoreline for an optional stroll, but no hike is needed to reach the swimming area.
Plan your visit
Bringing kids
Good for kids
Sandy, shallow, roped-off designated swim area with seasonal lifeguards (noon-8pm, starting mid-June) and an adjacent spray park with tipping-bucket features; the largest 'Mega Splasher' bucket is recommended for kids 5+ due to water volume. Caveat: the beach is periodically closed to swimming when weekly bacterial (E. coli) testing shows unsafe levels, so check for posted closure signage before entering the water.
Parking
Free
Free on-site parking lot at the park entrance, but capacity is limited; overflow onto nearby streets is possible.
Restrooms
Yes
Restrooms and showers on-site next to the swim beach/spray park area, plus water fountains; described as wheelchair-accessible.
Water clarity
Mostly clear
Published descriptions of the swim beach mention 'calm, clear water.' However, water safety (not visual clarity) is actively monitored: King County/Public Health Seattle & King County runs weekly bacterial testing in season, and the beach was closed to swimming, boating, and paddleboarding on July 8, 2025 due to elevated E. coli linked to waterfowl (per prior enrichment sourcing). No first-hand visitor accounts of clarity were located despite multiple search attempts.
Hours
No single published general park-gate hours found. Seasonally staffed features run: spray park 11am-8pm daily (Memorial Day weekend through Labor Day); lifeguards on duty noon-8pm starting mid-June through summer. Water quality is tested weekly May 15-Sept 21.
On the water
Restrictions: Boat launch is for non-motorized craft only (no gas/motorized boats); the lake is small (102 acres) with a designated swim zone to avoid. Boating and paddleboarding, like swimming, are officially suspended during posted E. coli closures (e.g., July 2025).
No source explicitly lists paddleboards/kayaks by name, but they fall under the park's stated 'non-motorized boats' boat-launch category alongside canoes.
Angle Lake Beach: FAQ
Is Angle Lake Beach kid friendly?
Sandy, shallow, roped-off designated swim area with seasonal lifeguards (noon-8pm, starting mid-June) and an adjacent spray park with tipping-bucket features; the largest 'Mega Splasher' bucket is recommended for kids 5+ due to water volume. Caveat: the beach is periodically closed to swimming when weekly bacterial (E. coli) testing shows unsafe levels, so check for posted closure signage before entering the water.
Do I need to hike to reach Angle Lake Beach?
No significant hike is required. The swimming area is close to parking and access.
Where do I park for Angle Lake Beach?
Free on-site parking lot at the park entrance, but capacity is limited; overflow onto nearby streets is possible.
Can I bring a kayak or paddleboard to Angle Lake Beach?
No source explicitly lists paddleboards/kayaks by name, but they fall under the park's stated 'non-motorized boats' boat-launch category alongside canoes.
When is the best time to visit Angle Lake Beach?
Summer, Memorial Day weekend through Labor Day, when the spray park (11am-8pm daily) and seasonal lifeguards (noon-8pm) operate; water quality is tested weekly May 15 through September 21.
What are the rules at Angle Lake Beach?
Swimming, boating, and paddleboarding are officially closed by the City of SeaTac when water testing shows unsafe E. coli levels (signage posted); visitors are discouraged from feeding waterfowl, a noted contamination source. Picnic shelters require advance reservation through the SeaTac Community Center (206.973.4680).
What water body is Angle Lake Beach on?
Angle Lake Beach is on Angle Lake, a natural lake verified in USGS hydrography data.
