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Recreation AreaRecreation.gov

Henry Hagg Lake

Gaston, Oregon · Washington County

Henry Hagg Lake was formed by the construction of Scoggins Dam which is a major facility of the Tualatin Project. Scoggins Park/Henry Hagg Lake has many developed facilities for day use. Park is open from sunrise to sunset seven days a week. The facilities open in late April-on the first day of fishing season-and close…

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45.48823, -123.23191
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About Henry Hagg Lake

Henry Hagg Lake was formed by the construction of Scoggins Dam which is a major facility of the Tualatin Project. Scoggins Park/Henry Hagg Lake has many developed facilities for day use. Park is open from sunrise to sunset seven days a week. The facilities open in late April-on the first day of fishing season-and close in late October. Overnight camping not permitted. Available species include rainbow trout, large and smallmouth bass, brown bullhead, and yellow perch. Fishing season runs from late April through October. The Park features numerous picnic areas, two boat launching facilities, a fully-stocked lake for fishing, 15-plus miles of hiking trails, observation decks for wildlife-and bird-watching and extensive facilies for disabled visitors. Henry Hagg Lake has a capacity of nearly 60,000 acre-feet of water and a surface area of 1,113 acres. The park has nominal fees for day use and season passes are available. Call (503) 846-8715 or (503) 359-5732 for information and reservations.

How to Get There

Site is 30 miles southwest of Portland off Oregon 47. Go west on Highway 8 (Tualatin Valley Highway) through Hillsboro until you see the Forest Grove junction with Highway 47. Go left (south) on Highway 47 to Hagg Lake/Scoggins Valley Park signs (5.9 miles). Turn right at the signs and drive straight to the Park entrance (3.7 miles).

Driving directions (Google Maps) →

Plan Your Visit to Henry Hagg Lake

Heading to Henry Hagg Lake? A few things to know before you go:

  • Reservations: popular sites fill up fast — check Recreation.gov 6 months in advance
  • Fees: day-use and camping fees vary; check current rates on the official park page
  • Trash & pack-out: follow Leave No Trace principles
  • Wildlife: store food in bear boxes where provided; never feed wildlife
  • Weather: the 5-day forecast above is updated every 6 hours; verify just before you go

Frequently Asked Questions

Do I need a reservation for Henry Hagg Lake?

No central reservation system listed for Henry Hagg Lake. Check the official page (https://www.recreation.gov/recarea/1146) for the latest entry policy and availability.

How do I get to Henry Hagg Lake?

Site is 30 miles southwest of Portland off Oregon 47. Go west on Highway 8 (Tualatin Valley Highway) through Hillsboro until you see the Forest Grove junction with Highway 47. Go left (south) on Highway 47 to Hagg Lake/Scoggins Valley Park signs (5.9 miles). Turn right at the signs and drive straight to the Park entrance (3.7 miles).

How do I contact Henry Hagg Lake?

You can reach the park at phone: 503-846-8715.