Rainbow Lake   Be the first to submit input for Rainbow Lake. If you have info on Rainbow Lake, Multnomah County, Oregon please submit it here to improve this web site.          These outdoors activities are available near Rainbow Lake.   Lakes Near Rainbow Lake: Sturgeon Lake, Columbia County, 6 miles away Bastion Reservoir, Washington County, 8 miles away Timothy Lake, Clackamas County, 16 miles away Lake Oswego, Clackamas County, 18 miles away   Public Lands Near Rainbow Lake: Tryon Creek State Park, Oregon, 17 miles away Bald Peak State Park, Oregon, 18 miles away Molalla River State Park, Oregon, 20 miles away   Marinas On or Near Rainbow Lake: Happy Rock Moorage, Portland, 2 miles away Rocky Pointe Marina, Portland, 2 miles away Brown's Landing, Scappoose, 3 miles away Channel Moorage, Scappoose, 4 miles away Marina Way Moorage, Portland, 5 miles away   Camp Grounds Near Rainbow Lake: Scappose Airport County Park, Scappoose, 5 miles away Reeder Beach RV Park, Portland, 7 miles away Sauvie Cove Store and RV Park, Portland, 8 miles away Washington County Fair Grounds, Hillsboro, 9 miles away   Hotels Near Rainbow Lake: Courtyard Portland Hillsboro, Hillsboro, 6 miles away Residence Inn Portland West/Hillsboro, Hillsboro, 6 miles away SpringHill Suites Portland Hillsboro, Hillsboro, 7 miles away Phoenix Inn Suites Beaverton Hillsboro, Beaverton, 7 miles away Homewood Suites by Hilton West PortlandBeaverton, Beaverton, 7 miles away   Whitewater Near Rainbow Lake: Whitewater Outfitter - Portland River Company, MultnomahCounty, 15 miles away       Whitewater outfitter Whitewater Outfitter - YD Adventures, WashingtonCounty, 15 miles away       Whitewater outfitter Kalama River, CowlitzCounty, 19 miles away       Class III-IV - 2.5 miles long (Lower Kalama Falls to Indian Creek)