What county is Rio Rancho NM in

Rio Rancho Location: Country United States, State New Mexico, County Sandoval. Nearby cities and villages : Corrales and Los Ranchos de Albuquerque.

What is considered Sandoval County?
Is Rio Rancho New Mexico a safe city?
Is Rio Rancho a suburb of Albuquerque?
What county is Albuquerque New Mexico in?