Monroe Lake   Be the first to submit input for Monroe Lake. If you have info on Monroe Lake, Diablo Range, Monterey County, California please submit it here to improve this web site.          These outdoors activities are available near Monroe Lake.   Public Lands Near Monroe Lake: Pinnacles National Monument, Paicines - CA, 31 miles away   Hotels Near Monroe Lake: Wine Country Inn, Paso Robles, 28 miles away La Quinta Inn & Suites Paso Robles, Paso Robles, 28 miles away Paso Robles Travelodge, Paso Robles, 28 miles away Best Western Apricot Inn, Firebaugh, 28 miles away BEST WESTERN PLUS Black Oak, Paso Robles, 28 miles away