Houston, TX
59 low-cost vet clinics and programs across Harris County and Greater Houston, including Katy, Sugar Land, The Woodlands, Conroe, Pasadena and Pearland. We read every clinic's own website, so you know if you qualify before you call.
33 take walk-ins · 17 open to everyone · 52 list prices · 7 help pay a bill · Common questions
Showing 10 of 59 places ·
Nonprofit clinic · 910 South Wayside Dr #100, Houston
Cat spay/neuter $89
Low-cost shots, spay or neuter, and other preventive care Tuesday to Saturday, 10am to 6pm. Walk in or book online. Cat spay/neuter is $89, dog is $125. They don't treat sick or injured pets.
Checked Nov 7, 2026 on the clinic's website
Nonprofit clinic · 8533 Gulf Fwy, Houston
Cat spay/neuter $89
Low-cost shots, spay or neuter, and other preventive care Monday and Thursday through Saturday, 10am to 6pm. Walk in or book online. Cat spay/neuter is $89, dog is $125.
Checked Nov 7, 2026 on the clinic's website
Nonprofit clinic · 13830 NW Fwy, Houston
Cat spay/neuter $89
Low-cost shots, spay or neuter, and other preventive care inside the Northwest Freeway PetSmart, Wednesday through Saturday, 10am to 6pm. Walk in or book online.
Checked Nov 7, 2026 on the clinic's website
County shelter · 3100 W Fuqua St, Houston
Rabies shot $17
Walk in Monday to Saturday, 9am to 4pm, for shots. Exams and surgery need an appointment. A vet exam is $70 and an office visit is $35; vaccines and microchips are priced separately.
Checked Nov 7, 2026 on the clinic's website
County shelter · 612 Canino Rd, Houston
Cat spay/neuter from $60
Low-cost shots and basic care by appointment, Monday to Friday, 8am to 5pm. Anyone can come, not just Harris County residents. Cash or card only, no bills over $20.
Checked Nov 7, 2026 on the clinic's website
County shelter · 3200 Carr St, Houston
Rabies shot $10
The city shelter's low-cost preventive care clinic. Vaccines, microchips, and heartworm testing by appointment only; no walk-ins and no sick-pet or spay/neuter care here.
Checked Nov 7, 2026 on the clinic's website
County shelter · 900 Portway Drive, Houston
Rabies shot $20
Affordable shots and checkups Thursday to Sunday, 9am to 5:30pm. Book ahead or try the limited walk-in line. A wellness exam is $35; they treat some common illnesses but not injuries, and don't do spay/neuter.
Checked Nov 7, 2026 on the clinic's website
Nonprofit clinic · 1001 Dairy Ashford Road, Houston
Rabies shot $28
Low-cost spay/neuter and wellness care 6 days a week. Scheduled wellness visits are $40, walk-in is $55. Anyone can use it; cash gets a 3% discount.
Checked Nov 7, 2026 on the clinic's website
Nonprofit clinic · 19333 US Highway 59 North, #230, Humble
Rabies shot $28
Low-cost spay/neuter and wellness care 6 days a week. Scheduled wellness visits are $40, walk-in is $55. Anyone can use it; cash gets a 3% discount.
Checked Nov 7, 2026 on the clinic's website
Nonprofit clinic · 28439 Tomball Parkway, Tomball
Rabies shot $28
Low-cost spay/neuter and wellness care 6 days a week. Scheduled wellness visits are $40, walk-in is $55. Anyone can use it; cash gets a 3% discount.
Checked Nov 7, 2026 on the clinic's website
Nonprofit clinic · 586 Sawdust Road, Spring
Rabies shot $28
Low-cost spay/neuter and wellness care 6 days a week, near The Woodlands. Scheduled wellness visits are $40, walk-in is $55. Anyone can use it.
Checked Nov 7, 2026 on the clinic's website
Nonprofit clinic · 3939 Allen Road, Pearland
Rabies shot from $12.50
Low-cost wellness care for dogs and cats, Monday to Friday, 8am to 4pm. A vet visit is $50. Walk in Mondays at 8am for $75 urgent care, or book other visits online.
Checked Nov 7, 2026 on the clinic's website
Nonprofit clinic · 2800 Antoine Dr, Houston
Vet visit free
A weekly low-cost shots clinic, Wednesdays 10am to 1pm, by appointment. Dog shots with a heartworm test are $65 and cat shots are $30, with no exam fee.
Checked Nov 7, 2026 on the clinic's website
Nonprofit clinic · 4247 FM 1764 #400, Santa Fe
Cat spay/neuter $100
Low-cost wellness care, dental, and spay/neuter in Santa Fe, weekdays 7am to 3pm, by appointment. A basic exam is $35; dental cleaning is $300. You don't have to live in Galveston County.
Checked Nov 7, 2026 on the clinic's website
County shelter · 8535 State Highway 242, Conroe
Rabies shot $10
The county shelter's low-cost preventive care clinic in Conroe. Open Wednesdays 9am to 1pm and Saturdays 8am to noon, by appointment. Vaccines, deworming, and microchips only, no sick pets or spay/neuter.
Checked Nov 7, 2026 on the clinic's website
Spay / neuter clinic · 1801 Durham Drive, Suite 1A, Houston
Cat spay/neuter from $95
Low-cost spay and neuter surgery for dogs and cats, Monday through Friday by appointment. A few walk-in spots open each morning for feral and community cats. Cat spay is $110, cat neuter $95; dog prices rise with weight up to $375.
Checked Nov 7, 2026 on the clinic's website
Spay / neuter clinic · 913 Shaw Avenue, Pasadena
Cat spay/neuter from $85
Low-cost spay and neuter surgery Monday through Wednesday, plus a vaccine clinic on the 2nd and 4th Wednesday of the month. A few walk-in spots open each morning for feral cats. Cat spay is $100; dog spay is $158 to $365 by weight.
Checked Nov 7, 2026 on the clinic's website
Spay / neuter clinic · 7234 Wynnwood Ln, Houston
Cat spay/neuter $90
Affordable spay and neuter surgery by appointment, open to the public and to rescue groups. Cat spay or neuter is $90; dog prices start at $125 and rise with weight. Call or text to book.
Checked Nov 7, 2026 on the clinic's website
Spay / neuter clinic · 515 W 2nd St, Freeport
Cat spay/neuter from $10
Low-cost spay and neuter for dogs and cats at the Freeport clinic, Monday to Thursday by appointment. Cat spay $100, cat neuter $90, dog spay from $150, feral cat with ear tip $60. Bring a current rabies certificate.
Checked Nov 7, 2026 on the clinic's website
Assistance program · Houston
Free help for Houston's community cat colonies: borrow a humane trap, get a surgery voucher for a low-cost clinic, and get guidance on trapping and after-care. Email to get started.
Checked Nov 7, 2026 on the program's website
Assistance program · Houston
Free or reduced-cost spay and neuter for homeless outdoor cats in the Houston area, for trappers who agree to return cats to where they were found. Contact HOPE online to get an ID and a clinic referral.
Checked Nov 7, 2026 on the program's website
Spay / neuter clinic · 5415 West Loop S, Houston
Volunteers trap, neuter, vaccinate, and return feral cats in southwest Houston. Fill out the volunteer/TNR form on their site to get connected; training is provided.
Checked Nov 7, 2026 on the clinic's website
Assistance program · Montgomery
Grants to help low-income families in Montgomery, Harris, and nearby counties pay for spay or neuter surgery, redeemed at partner low-cost clinics. Email ASVT to ask for help.
Checked Nov 7, 2026 on the program's website
Assistance program · The Woodlands
Subsidized spay and neuter surgery for Montgomery County pets through partner vet clinics, plus a pet food pantry for qualifying seniors. Appointments only — call the hotline and leave a message; spots fill fast.
Checked Nov 7, 2026 on the program's website
Assistance program · The Woodlands
Cat spay/neuter $85
Two subsidized spay/neuter plans for Grimes, Liberty, Montgomery, Polk, San Jacinto, Walker, and Waller county residents: $60 if you're on government assistance or earn under $40,000 a year, $85-$140 if you don't qualify for that. Apply online, then call a partner vet to book.
Checked Nov 7, 2026 on the program's website
Vaccine clinic · 2501 W Holcombe Blvd, Suite D, Houston
Microchip $35
Walk in any time for cheap shots and basic pet care, no appointment needed. Dog vaccine packages start at $25, cat packages at $35. Staff say it fills up fast, so go early.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 6220 W 43rd St, Houston
Microchip $35
Second Houston location of this walk-in vaccine clinic. No appointment needed. Dog packages start at $25, cat packages at $35. Go early, since it fills up fast.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 18420 A County Road 125, Pearland
Walk-in vaccine packages for puppies, kittens, dogs and cats, starting at $50. Heartworm prevention and microchips too. Pets must be at least 6 to 8 weeks old for shots.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 9500 Westview Dr, Suite 103-B, Houston
Walk-in vaccine and wellness clinic in northwest Houston, no appointment needed. Open Monday to Friday 10am-6pm and Saturday 9am-2pm.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · Mobile / rotating sites
Rabies shot $10
Weekend pop-up vaccine clinics that rotate around Houston, Baytown, Spring, Katy and more. No appointment; rabies shots as low as $10.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · Mobile / rotating sites
Rabies shot $10
Walk-in pop-up vaccine clinics rotating through Houston, Pasadena, League City, Pearland and Richmond. Rabies shots start at $10.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · Mobile / rotating sites
Rabies shot from $17
Mobile vaccine clinics that pop up around the Houston area, run by the same vet each time. Rabies shots from $17; basic exams $20.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · Mobile / rotating sites
Rabies shot from $39
Vaccine pop-ups on set dates at PetSmart and other stores around Houston, mostly on weekends. Save a spot online or join the line. A 1-year rabies shot is $39, DA2PP $45.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · Mobile / rotating sites
Rabies shot $25
Drive-up vaccine clinics around Houston with no appointment and no exam fee. Rabies is $25, DHPP $35. Sundays 11am to 4pm at several sites, plus weekday evening stops.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 3412 25th Ave N, Texas City
Rabies shot $15
Walk-in low-cost vaccine clinics about once a month at the county shelter in Texas City, open to people from any city. Rabies was $15 when the county last posted prices. Dates are announced on the shelter's Facebook and Instagram.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 4431 FM 1960, Houston
Rabies shot $39
Book ahead for low-cost shots inside this Petco. Rabies is $39, and vaccine packages run $95-$269. A vet isn't always on site without a booked appointment.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 513 S Mason Rd, Katy
Rabies shot $39
Book ahead for low-cost shots inside this Katy Petco. Rabies is $39, and vaccine packages run $95-$269. A vet isn't always on site without a booked appointment.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 10864 Kuykendahl Rd, The Woodlands
Rabies shot $39
Book ahead for low-cost shots inside this Petco. Rabies is $39, and vaccine packages run $95-$269. A vet isn't always on site without a booked appointment.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 2650 Pearland Pkwy, Pearland
Rabies shot $39
Book ahead for low-cost shots inside this Petco. Rabies is $39, and vaccine packages run $95-$269. A vet isn't always on site without a booked appointment.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 2895 Gulf Fwy S, League City
Rabies shot $39
Book ahead for low-cost shots inside this Petco. Rabies is $39, and vaccine packages run $95-$269. A vet isn't always on site without a booked appointment.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 4700 Beechnut St, Houston
Rabies shot $40
Walk in for this vaccine pop-up inside the store, about once a month on a Sunday, 1pm to 2:30pm. Seen first come, first served. Rabies is around $40; package deals run $88-$150, plus small waste and lab fees.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 7041 Barker Cypress Rd, Cypress
Rabies shot $40
Walk in for this vaccine pop-up inside the store, about once a month on a Sunday. Rabies is around $40; package deals run $88-$150, plus small waste and lab fees.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 10800 Hwy 242, Conroe
Rabies shot $38
Walk in for this monthly vaccine pop-up inside Tractor Supply. Rabies is around $38; package deals run $84-$108, plus small waste and lab fees.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 8824 N SH146, Suite 150, Baytown
Rabies shot $38
Walk in for this weekly vaccine pop-up inside the store. Rabies is around $38; package deals run $84-$143, plus small waste and lab fees.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 4200 Pasadena Blvd, Pasadena
Rabies shot $40
Walk in for this monthly vaccine pop-up inside Tractor Supply. Rabies is around $40; package deals run $88-$150, plus small waste and lab fees.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 705 N Robert C Lanier Dr, Baytown
Microchip $25
Walk-in shot clinic at Baytown Animal Adoption Center in Baytown on some Saturdays, 9am to 11am. Shot packages for dogs and cats cost $50 to $90, with heartworm and flea and tick prevention too.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 2222 Spencer Highway, Pasadena
Microchip $25
Walk-in shot clinic at the Pasadena Indoor Flea Market parking lot in Pasadena on some Saturdays, 9am to 11am. Shot packages for dogs and cats cost $50 to $90, with heartworm and flea and tick prevention too.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 755 W Walker St, League City
Microchip $25
Walk-in shot clinic at League City Animal Care & Adoption Center in League City on some Saturdays, 2pm to 4pm. Shot packages for dogs and cats cost $50 to $90, with heartworm and flea and tick prevention too.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 4613 SH 3, Dickinson
Microchip $25
Walk-in shot clinic at Holy Trinity Episcopal Church Pavilion in Dickinson on some Saturdays, 2pm to 4pm. Shot packages for dogs and cats cost $50 to $90, with heartworm and flea and tick prevention too.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 1222 11th Street, Dickinson
Microchip $25
Walk-in shot clinic at the Sunset Lounge parking lot in San Leon on some Saturdays, 2pm to 4pm. Shot packages for dogs and cats cost $50 to $90, with heartworm and flea and tick prevention too.
Checked Nov 7, 2026 on the clinic's website
Spay / neuter clinic · 3100 Deats Road, Dickinson
Cat spay/neuter $70
The POPS mobile surgery truck does spay and neuter at Bayou Animal Services on some Wednesdays. Cats cost $70; dogs start at $90 to neuter and $110 to spay. Call to book; $25 deposit.
Checked Nov 7, 2026 on the clinic's website
County shelter · 107 E 22nd St, Houston
Shots and basic preventatives at cost, plus free pet food, from a Heights shelter. By appointment only: fill out the request form and they call you. No income or ZIP code proof needed.
Checked Nov 7, 2026 on the clinic's website
County shelter · 17555 Katy Fwy, Houston
Rabies shot $17
Shelter-run shot and wellness clinic on the Katy Freeway, Thursday to Saturday, 9am-4pm, by appointment. Rabies shot is $17, exam $30, dog annual package $79. No sick or injured pets.
Checked Nov 7, 2026 on the clinic's website
Vaccine clinic · 8818 Harlem Rd, Suite 100, Richmond
Walk-in low-cost shots and minor sick care in Richmond, no appointment needed. Open Monday to Friday 10am-6pm, Saturday 9am-2pm. Dog annual package with exam, heartworm test and core shots is $89.
Checked Nov 7, 2026 on the clinic's website
Assistance program · 32632 Wright Rd, Magnolia
A Magnolia shelter that may help pet owners short on money with food, spay or neuter, basic shots, or a vet assistance grant, when grant money allows. Email to ask what help is available now.
Checked Nov 7, 2026 on the program's website
Low-cost private clinic · 11326 Westheimer Rd, Ste C, Houston
Cat spay/neuter from $70
Walk-in wellness clinic in west Houston for healthy pets. Exam $28, cat spay $80, cat neuter $70. Open Monday to Friday, 9am to 5pm. Sick or injured pets are not seen.
Checked Nov 7, 2026 on the clinic's website
Spay / neuter clinic · 4215 Gulf Freeway North, Dickinson
Cat spay/neuter from $70
Nonprofit spay and neuter clinic in Dickinson that also gives low-cost shots and checkups on weekdays. Cat neuter is $70, cat spay $105, rabies $15. Book online with a $20 deposit.
Checked Nov 7, 2026 on the clinic's website
Nonprofit clinic · 1014 Bayou Road, La Marque
Cat spay/neuter from $75
Nonprofit spay and neuter clinic in La Marque with low-cost shots and wellness visits on weekdays. Cat spay $95, cat neuter $75, rabies $17. Book ahead with a $20 deposit. No sick or injured pets.
Checked Nov 7, 2026 on the clinic's website
Assistance program · Houston
Feral cat surgery free
Free spay or neuter, rabies shot, and ear tip for community cats, for approved colony caretakers who live in Houston. Apply online as a caretaker. You can also reserve a humane trap by email.
Checked Nov 7, 2026 on the program's website
Each place shows the date we last checked it on its own website. How we check listings
Among the low-cost clinics we list in the Houston area that publish prices, a cat spay or neuter costs $10 to $110 at 14 places, typically $85, and a dog spay or neuter costs $20 to $410 at 14 places, typically $125, depending on weight. Each listing shows what the price includes.
All 24 spay and neuter optionsWe have not found a free program for pet cats and dogs in the Houston area. The lowest published price is $10 for a cat. For feral and community cats, BARC Trap-Neuter-Return Program fixes cats for free.
33 places in the Houston area take walk-ins for shots, including Emancipet Wayside Drive Clinic, Houston Humane Society Veterinary Clinic and Houston SPCA Veterinary Clinic. A rabies shot costs $10 to $45 at the 32 places that publish a price, typically $27. Pop-up clinics change dates often, so check the listing before you go.
All 54 places for shotsYes. 7 programs in the Houston area can help with the cost, including Friends of BARC Feral Cat TNR Program, HOPE Feral Cat TNR Program and ASVT Spay/Neuter Assistance. Each has its own rules about who qualifies and what it pays for, so read the details before you apply.
All help-paying programsNot everywhere. 17 of the 59 places we list here are open to everyone. 6 limit who can use them, usually by income, benefits or where you live, and each listing says what to bring. The rest don't say, so ask when you call.