Every price links to its source · Prices checked 7 October 2026 · No program pays to be listed
Spay Scout
Check a price

Phoenix area · Maricopa County · $50 or less

Free and nearly free spay and neuter in Phoenix

7 programs in the Phoenix area post a price of $50 or less for a spay or neuter, at a clinic or at dated events. 4 of them set rules on who can use them, so each one starts with who qualifies.

Programs at $50 or less

Lowest posted price first. Out the door is the base price plus required extras, minus a current special; event prices apply only on the dates shown.

Humane society · Phoenix

Arizona Humane Society Veterinary Clinics (Sunnyslope and South Mountain)

Who qualifies

  • Age: 2 months to 8 years with a healthy veterinary exam
  • Cats: 2 to 120 pounds
  • Dogs: 2 to 120 pounds
  • Free October Friday voucher only (not the regular clinic prices): owners living in ZIP codes 85009, 85033, 85040, 85041 or 85326 (South Phoenix, Maryvale, Buckeye); dogs 50 lb or more, or puppies expected to reach 50 lb as adults; surgery at the Sunnyslope clinic; book by text 855-656-1302 or email sunnyslopeclinic@azhumane.org.

For the dated events

  • Residents of ZIP 85009, 85033, 85040, 85041 or 85326; dogs 50 lb or more, or puppies expected to reach 50 lb; book by text 855-656-1302 or email sunnyslopeclinic@azhumane.org.

Dated events

  • Free Friday 16 October, Phoenix. Female dog spay and male dog neuter
  • Free Friday 23 October, Phoenix. Female dog spay and male dog neuter
  • Free Friday 30 October, Phoenix. Female dog spay and male dog neuter

Voucher program

Fix.Adopt.Save. Spay/Neuter Voucher Program

Who qualifies

  • Income: genuine pet owners in true need of financial assistance; no proof of income required
  • Maricopa County residents only
  • Age: 4mon - 8years*
  • 2 pets per household/caregiver per 12-month period
  • Owned pets only
  • Pet owned at least 2 months. Not for breeders, sellers, shelters or rescues, fosters, adopted or re-homed pets, or feral and stray cats.

For the dated events

  • Maricopa County residents; pit bull, Chihuahua and mixed-breed dogs and cats only (no purebreds, no flat-faced breeds); pets 2 lb and up, 4 months to 8 years; 2 pets per household per 12 months. Includes surgery, vaccines and post-surgery pain medication. All dogs and female cats need a fitted cone or recovery suit: bring your own or pay $15 + tax for a cone at check-in. Pets 5+ need bloodwork ($99) and IV fluids ($55). By appointment: text 623-226-8233.

Posted prices

$0 baserequired extras not priced

Female cat spay; Male cat neuter; Female dog spay at 25, 50, 75 and 100 lb; Male dog neuter at 25, 50, 75 and 100 lb

Dated events

  • $20 Thursday 15 October, Phoenix. All four surgeries

How to book: By application and by mail

Clinic days

One Love Arizona Free Spay & Neuter Program

Who qualifies

  • Breeds: Pit bull, shepherd and husky mixes only
  • Maricopa or Pinal county residents

Posted prices

$0 $0 base, no required extras

Female dog spay at 25, 50, 75 and 100 lb; Male dog neuter at 25, 50, 75 and 100 lb

Extras, notes and source
Who qualifies, in full
  • Breeds: Pit bull, shepherd and husky mixes only
  • Maricopa or Pinal county residents
What the price includesE-collar, take-home pain medication
How to bookBy application
Source oneloveaz.org · Checked 7 October 2026 Program page

How to book: By application

Voucher program

Friends for Life Low Income Spay & Neuter Program

Who qualifies

  • Owned pets only
  • Not for feral or stray cats and dogs.
  • Income: total annual household income is less than $75,000 per year; proof of income for all adults in the household
  • Maximum two pets per household per year

Posted prices

$15 $15 base, no required extras

Female cat spay; Male cat neuter; Female dog spay at 25, 50, 75 and 100 lb; Male dog neuter at 25, 50, 75 and 100 lb

Extras, notes and source
Who qualifies, in full
  • Owned pets only
  • Not for feral or stray cats and dogs.
  • Income: total annual household income is less than $75,000 per year; proof of income for all adults in the household
  • Maximum two pets per household per year
May cost more if, not in the total
  • Rabies vaccination at the clinic: amount not posted. If needed; the application says surgery cannot be done without some vaccinations, at the owner's cost
  • Pain medication at the clinic: amount not posted. If needed
Optional extras, not in the total
  • Microchip certificate (donation): $10
How to bookBy application, by mail and by email
Notes on this price
  • Base price set by household income: under $50K income, $15; $50-75K income, $40. The lowest is shown.
Source azfriends.org · Checked 7 October 2026 Program page

How to book: By application, by mail and by email

Clinic days · Surprise

Chance Shelter One-Day Low-Cost Pet Clinic

Who qualifies

  • Dogs: dogs over 60 lbs cannot be accommodated
  • Separate registration (and payment) for each pet

For the dated events

  • Cats and dogs; dogs over 60 lb cannot be accommodated; separate registration per pet; vaccinations $7 each, optional.

Dated events

  • $25 Thursday 19 November, Surprise. All four surgeries Doubtful: The clinic section is in the home page code but set hidden on desktop, tablet and mobile, and the Events page lists no clinic, so visitors cannot see or register for it.

Mobile clinic

Greater Arizona Pet Support (GAPS) Mobile Spay/Neuter Days

Who qualifies

  • Maricopa County residents
  • Not for: Brachycephalic (flat-faced) breeds on mobile events
  • Age: between the ages of 4 months and 5 years
  • Dogs: Dogs on mobile events must be less than 55 lbs
  • 2 pets per household
  • Pets in good health and friendly; owner at least 18.
  • Owned pets only

For the dated events

  • All in: free surgery and core vaccines; the $35 non-refundable deposit covers the e-collar and pain medication. The flyer headline says 'For EL MIRAGE Residents' while its rules say available to pet owners in Maricopa County. About 35 spots; dogs 55 lb or less.
  • All in: free surgery and core vaccines; the $35 non-refundable deposit covers the e-collar and pain medication. For pet owners living in Maricopa County. About 35 spots; dogs 55 lb or less.
  • Buckeye residents only. No flyer was posted for this day on 2026-10-07, so its site and any event-specific terms are not stated; the $35 is the standing mobile-event deposit on this page.

Dated events

  • $35 Monday 19 October, El Mirage. All four surgeries
  • $35 Wednesday 21 October, Gila Bend. All four surgeries
  • $35 Monday 26 October, Buckeye. All four surgeries

Mobile clinic · Phoenix

Little Rascals Mobile Surgical Clinic

Who qualifies

  • Not for: French and English Bulldogs
  • Dogs: NO dogs over 40# for dentals, spays/neuters.

Posted prices

$50 $50 base, no required extras

Male cat neuter

Extras, notes and source
Who qualifies, in full
  • Not for: French and English Bulldogs
  • Dogs: NO dogs over 40# for dentals, spays/neuters.
May cost more if, not in the total
  • Pre-surgical bloodwork: amount not posted. Pet 9 years or older, or any pet with medical issues; done before the surgery day (the owner's own vet may do it)
  • Cryptorchid (inguinal or abdominal): $40 to $100. Retained testicle: inguinal $40 small or $60 large pet; abdominal $80 small or $100 large pet
What the price includesAnesthesia, pain medication, antibiotics if needed
How to bookBy text
Source static.wixstatic.com · Checked 7 October 2026 Program page

How to book: By text

Compare every price

Every posted price in the Phoenix area, by pet and weight.

Female cat spayMale cat neuterFemale dog spay, 25 lbMale dog neuter, 25 lbFemale dog spay, 50 lbMale dog neuter, 50 lbFemale dog spay, 75 lbMale dog neuter, 75 lbFemale dog spay, 100 lbMale dog neuter, 100 lb Free and nearly free in Houston

Follow the facts

Sources

Every fact on this page comes from the program's own website, with the date we checked it. Not an on-site check.