Spay / neuter clinic · 4710 State Highway 151, San Antonio, TX 78227
Checked Nov 7, 2026 on the clinic's website · How we check
The short version
Free spay or neuter for outdoor community cats of City of San Antonio residents, at the city shelter clinic. You need an ACS voucher for each cat, and cats must come in a wire trap or wire transport cage.
Appointment only, no walk-ins
Not for everyone: check who qualifies below
Prices are on their site (1 listed below)
Who can use it
For City of San Antonio residents with outdoor community cats.
ACS voucher required for each cat
Cats must be in a wire transport cage or trap; no airline, soft carriers or kennels
How to get in
Contact the ACS Community Cat Program through the form on the city's TNR page to get a voucher and an appointment.
Free street clinic for pets of people who are homeless, on set Wednesdays, 10am to noon, at Harper's Chapel. Free exams, shots, parasite care and spay or neuter vouchers. First come, first served.
Free shots, health checks and spay or neuter for dogs of people who are homeless or on Section 8 housing in San Antonio. A few clinics a year, first come, first served, up to 35 dogs.
Free check-ups, shots, spay or neuter and flea prevention for dogs and cats of Meals on Wheels San Antonio clients. Volunteers drive pets to and from the vet. Emergency visits are not covered.