Costco at 9404 Central Ave, Montclair, California. Find store hours, phone number, driving directions and answers to frequently asked questions below.
Shoppers visiting Montclair can find this Costco at 9404 Central Ave, offering bulk groceries, electronics, and household items. The store provides an extensive selection of Kirkland Signature products and other well-known brands to cater to the community's needs. Hours may vary, so it’s best to call ahead for specific times.
Address & Contact
Costco
9404 Central Ave,
Montclair, CA 91763
Montclair, CA 91763
909-575-5004
Store information verified in 2026
Store Hours
Monday10:00am - 8:30pm
Tuesday10:00am - 8:30pm
Wednesday10:00am - 8:30pm
Thursday10:00am - 8:30pm
Friday10:00am - 8:30pm
Saturday9:30am - 7:00pm
Sunday10:00am - 6:00pm
Store hours may vary. Please call to confirm.
Location & Map
Costco - Montclair is located on 9404 Central Ave, Montclair, CA 91763
Nearby Locations
Costco - Chino Hills
13111 Peyton Dr, Chino Hills, CA 91709
13111 Peyton Dr, Chino Hills, CA 91709
5 miles
Costco - Ontario
3680 E Guasti Rd, Ontario, CA 91761
3680 E Guasti Rd, Ontario, CA 91761
7 miles
Costco - Rancho Cucamonga
11800 4th St, Rancho Cucamonga, CA 91730
11800 4th St, Rancho Cucamonga, CA 91730
8 miles
Costco - San Dimas
520 N Lone Hill Ave, San Dimas, CA 91773
520 N Lone Hill Ave, San Dimas, CA 91773
8 miles
Costco - Jurupa Valley
5030 Hamner Ave, Jurupa Valley, CA 91752
5030 Hamner Ave, Jurupa Valley, CA 91752
9 miles
Costco - Azusa
1220 W Foothill Blvd, Azusa, CA 91702
1220 W Foothill Blvd, Azusa, CA 91702
13 miles
Frequently Asked Questions
Is this the only Costco in Montclair?
Yes, this is the only Costco located in Montclair.
How do I get directions to this store?
You can find directions by entering 9404 Central Ave into your preferred mapping service or GPS device.