Lake Ilsanjo   Be the first to submit input for Lake Ilsanjo. If you have info on Lake Ilsanjo, Sonoma County, California please submit it here to improve this web site.          These outdoors activities are available near Lake Ilsanjo.   Lakes Near Lake Ilsanjo: Duvall Lake, Napa County, 16 miles away Lake Hennessey, Napa County, 18 miles away   Public Lands Near Lake Ilsanjo: Annadel State Park, California, 1 miles away Jack London State Park, California, 7 miles away Sugarloaf Ridge State Park, California, 9 miles away Point Reyes National Seashore, Point Reyes - CA, 23 miles away Muir Woods National Monument, Mill Valley - CA, 29 miles away Golden Gate National Recreation Area, San Francisco - CA, 37 miles away   Marinas On or Near Lake Ilsanjo: Petaluma Marina, Petaluma, 11 miles away Mira Monte Landing, Novato, 15 miles away Port Sonoma-Marina, Petaluma, 19 miles away   Camp Grounds Near Lake Ilsanjo: Rosa Vista Trailer Park, Santa Rosa, 6 miles away North Star Trailer Park, Santa Rosa, 6 miles away Western Mobile Home Park, Santa Rosa, 6 miles away Plaza Mobile Home and RV Park, Santa Rosa, 6 miles away   Hotels Near Lake Ilsanjo: Melitta Station Inn, Santa Rosa, 2 miles away Flamingo Conference Resort and Spa, Santa Rosa, 4 miles away BEST WESTERN PLUS Garden Inn, Santa Rosa, 6 miles away Americas Best Value Inn, Santa Rosa, 6 miles away Travelodge Santa Rosa, Santa Rosa, 6 miles away   Hiking Trails Near Lake Ilsanjo: Bald Mountain Trail, Sonoma County, 9 miles away       1.1 hiking miles, 216 feet elevation difference   Whitewater Near Lake Ilsanjo: Mark West Creek, SonomaCounty, 9 miles away       Class III-V - 4 miles long (Mark West Lodge to Mark West Road) Napa River, NapaCounty, 13 miles away       Class III - 18 miles long (St. Helena to Napa)   Golf Courses Near Lake Ilsanjo: Oakmont Golf Club, Santa Rosa, 3 miles away Fairgrounds Golf Course, Santa Rosa, 5 miles away