*cost estimates subject to change; check your County’s animal services for vouchers or low-cost S/N services*
Central Contra Costa County
Joybound (formerly ARF)
925-256-1273
2890 Mitchell Dr, Walnut Creek
Joybound offers low-cost spay/neuter to all residents of Contra Costa County. Apply today: Spay & Neuter – Joybound (formerly ARF)
Spay: $170 / Neuter: $120
Contra Costa County Animal Services (Martinez)
Spay/Neuter Clinic; Trap Neuter Release Program
925-608-8420 ext. 2, For reservations, call Tuesday through Friday, 9 am to 4 pm (closed 12 noon to 1 pm).
Email: spay@asd.cccounty.us
Spay: $74 / Neuter: $50 (additional fees for vaccinations and microchip, current vaccinations are required)
No-cost community TNR program for Contra Costa Residents only (proof of residency required), must call or email to be placed on waitlist (typically 2-6 months), max 4 feral appointments per day, max 2/day per person. CCAS reserves the right to keep cats for any reason, such as ones that are deemed medically necessary or those that may be candidates for adoption. All cats must be in humane cat traps, one cat per trap. Mandatory ear-tip.
Contra Costa Humane Society
Spay/Neuter Assistance Program for low income / domestic & feral cats
925-279-2247 x305 or 925-252-5445
Currently provides two spay/neuter assistance options for qualified, low-income Contra Costa County clients: (1) Payment Assistance/Vouchers to Vet of Your Choice – Cats and Dogs, or (2) Low Cost Spay/Neuter through our Partner Vet – Cats and Dogs
Paws in Need
Paws in Need provides funding assistance for necessary one-time urgent medical treatment and spaying and neutering of cats and dogs in the Tri-valley and surrounding areas. It does not operate a clinic or a shelter
925-551-1877
Email: info@Paws-In-Need.org
Mailing Address: P.O. Box 3436, San Ramon, CA 94583
East Contra Costa County & Beyond
Furry Friends Pet Relief
708 W. Second Street, Antioch
Offers low-cost spay/neuter and dental services (based on income-verification. Additional support includes food pantry, wellness & vaccine clinic, and disaster relief.
Feral Spay and Neuter: Spay: $220 / Neuter: $200 ($50 deposit due at time of booking, non-refundable; limited spots available, max 2 per person)
Tame Spay and Neuter: $135-220 each depending on services selected
The Pet Advocate
1973 North Tracy Blvd., Tracy
209-879-9367
Spay: $130 / Neuter: $105
Additional fees for vaccinations, microchip, or testing.
Stockton ACT Clinic
327 E. Alpine Ave., Stockton
209-462-SPAY
Spay: $100 / Neuter $80 / Feral: $50
Sacramento SPCA
6201 Florin Perkins Road, Sacramento
916.383.7387
Low Cost S/N Clinic and TNR Program
West Contra Costa County
Animal Fix Clinic
510-215-9300
12226 San Pablo Avenue, Richmond
Pet Cats: $1860-425 tiered by household income
Feral TNR package: $55, ear-tips mandatory, cat must come in humane trap
Evergreen Pet Clinic
510-215-9980
109 San Pablo Towne Center, San Pablo
Call for current rates
Alameda County
Berkeley-East Bay Humane Society’s SPAY THE BAY
510-845-7735 x203
Spay: $175 / Neuter: $150 (includes microchip, does not include vaccinations; rabies add $25)
Berkeley Animal Care Services
510-981-6600
1 Bolivar Dr, Berkeley
Vouchers for Berkeley residents only
East Bay SPCA
Oakland location: 510-639-7387
Dublin location: 925-479-9674
Spay: $200 / Neuter: $175 (additional fees for vaccinations, microchip or testing) *reduced fees to qualified low-income residents in Alameda and Contra Costa Counties
Feral Cat Foundation
925-829-9098
Similar to CC4C, this is an all-volunteer, non-profit organization helping feral and forgotten cats Alameda and Contra Costa counties. It does not operate a clinic or a shelter.f
Oakland Animal Services
510-535-5602
Spay/neuter assistance is available through Oakland Animal Services (municipal shelter) to help Oakland residents who want to get their pet dogs and cats fixed but cannot afford the cost. *June 2025: “has exhausted the funds available for spay/neuter assistance and is unable to offer support at this time.”
Valley Humane
925-400-9820
Email: clinic@valleyhumane.org
120 Spring St, Pleasanton
Spay: $258 / Neuter: $198 / Feral TNR: $100 (additional fees for vaccinations or microchip)
Vets in Vans
415-439-0169
info@vetsinvans.org
South Bay
Ohlone Humane Society
Financial assistance to low-income residents for spay/neuter, and vouchers for feral cat spay/neuter in Fremont, Newark, and Union City. Also co-pay domestic spay-neuter vouchers for pit bull terrier pets in the tri-city area.
SF/ Peninsula
Marin Humane
415-883-4621
171 Bel Marin Keys Blvd., Novato
The Marin Humane Pet Safety Net program is for Marin residents facing financial hardships and was recently expanded to include spay/neuter assistance.
San Francisco SPCA
415-554-3030
201 Alabama Street, San Francisco
Spay/Neuter: $325 (additional fees for vaccinations, microchip, or testing; *”To be eligible for our sliding scale, you must provide proof of income at admission.”)
Nine Lives Foundation
3137 Jefferson Avenue, Redwood City
Low-Cost S/N Clinic: for privately-owned cats, book online; for TNR/Ferals there is a waitlist form online.
North Bay Area
Solano Feral TNR Task Force
707-421-5515
tnr@solanoferals.org
Clinic dates are coordinated through Napa Humane and Animal Outreach’s spay/neuter clinics for feral cats only, in traps (ear-tip mandatory)
Spay: $80-155 / Neuter: $60-80 (additional fees for vaccinations and microchip)
Solano County Animal Services
Public Trap Neuter Release (TNR) appointments are currently on Thursday’s (as of August 2024). These appointments are designated for feral and community cats only by the public (not rescue groups). Only one appointment per household/per week and proof of County residency required.
Humane Society of the North Bay
1121 Sonoma Blvd, Vallejo
(707) 645-7905
Participatory Budget Voucher: The Humane Society of the North Bay (HSNB) will arrange low-cost spay/neuter and vaccination procedures and offer free onsite microchipping at HSNB. This will be done through the distribution of vouchers to Vallejo citizens and Vallejo feral cat rescue organizations.
- For Vallejo citizens, there is a flat fee of $45 per animal for S/N.
- For Vallejo feral cats: Vouchers are applicable only for registered 501c3 Feral Cat Organizations and can only be used for Vallejo colony cats. Individuals, must go through a local Feral Cat Organization for TNR.
Forgotten Felines of Sonoma County
Spay Clinic for unowned cats
Whiskers, Tails and Ferals
(707) 258-CATS (2287)
Napa
Similar to CC4C, this is an all-volunteer, non-profit organization helping stray and feral cats in Napa County. f
Napa Humane Society
S/N Clinic, 3265 California Boulevard, Napa
707-252-7442
Fees for Napa, Lake and Solano County Residents: $47-155 depending on male/female, income level
Fees Outside of Napa, Lake or Solano County: $250/ cat