Manzanita Lake - Cultural Feature (Reservoir) in Madera County. Manzanita Lake is a cultural feature (reservoir) in Madera County. The primary coordinates for Manzanita Lake places it within the CA 93643 ZIP Code delivery area. In the Maps and Aerial Photos section below, you'll find links to: (1) Local area photos around Manzanita Lake, (2) A listing of the nearest hotels to Manzanita Lake and (3) Driving Directions to Manzanita Lake from almost anywhere.