Find 23 studio apartments for rent in Costa Mesa, CA. A studio apartment is an open-concept unit that combines the living area, bedroom, and kitchen into one room, with only bathrooms and closets separated by walls. Studios are typically less expensive than traditional apartments and take less energy to heat and cool. Many studios offer full kitchens, providing essential utilities in a compact, efficient space. If you opt for an efficiency apartment, your kitchen will be more compact with fewer full-sized appliances, but you will enjoy more living space. If you're searching for an apartment in a gated community in Costa Mesa, CA, you can find 23 available options on ForRent.com. A gated community is closed off to the public by fences or walls and restricts access to residents and authorized guests. You may be granted entrance with a key fob, keycard, gate code, or even on-site security. Apartments in gated communities are popular for renters looking for the extra security of an enclosed community or fixed entrance and exit points.