NOW OFFERING - Self-Guided and Virtual Tour Options. At Hidden Valley in Simi Valley, you’ll feel right at home in our family-friendly community. Freedom is comfort, which is why you can choose a spacious one-, two- or three-bedroom floor plan. You’ll also appreciate an in home washer and dryer, air conditioner, the large closets, and your own balcony or patio. Walk the grounds to take a dip in the pool & spa or to get in a workout at the fitness center.