We're an all-volunteer cat rescue making a difference in Contra Costa County, California. You can help by fostering, adopting, or donating. We are a 501(c)(3) nonprofit cat rescue organization (Tax ID: 94-3037122). All donations are tax-deductible. Last year in 2025, over 3000 cats received spay/neuter surgeries or lifesaving medical treatment at our Cat Hospital, and over 1100 friendly foster cats found loving homes through our adoption program!
Walnut Creek Adoption Site
1250H Newell Ave Walnut Creek
Friday 4–7pm
Saturday & Sunday 1–4 pm
Walnut Creek Pet Food Express
1388 S California Blvd, Walnut Creek
Saturday 1–4 pm
Martinez Pet Food Express
500 Center Avenue, Martinez
Saturday 2–4 pm (except the 3rd Sat).
East Bay Thrift Store Crawl kicks off Saturday, August 1! Start your thrift adventure at Rescue Treasures Thrift Store in Walnut Creek and discover unique finds while helping homeless cats and kittens. Every purchase supports Community Concern for Cats, providing … Continue reading →
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Do you have a heart for helping cats? Community Concern for Cats is seeking passionate volunteers to join our team and make a difference! Here’s how you can help: Laundry Help Needed at our Cat Hospital in Clayton, CA – … Continue reading →
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