Complex sentence: The ranch and home are part of the 32-acre Jensen Alvarado Ranch Historic Park and Museum, an 1880s living history interpretive museum administered by Riverside County Parks.
Split into simpler sentences: The ranch and home are now known as the 32-acre Jensen-Alvarado Ranch Historic Park and Museum. The Jensen Alvarado Ranch has become an 1880s living history interpretive museum administered by Riverside County Parks.