Guide · Spay surgery

How much does it cost to spay a dog?

Last updated: May 2026 · Methodology · Sources

Reviewed by Pet Cost Editorial Team
Cost data reviewed May 2026 · methodology audited quarterly

At a general practice, expect $250–$700. At a low-cost humane society or municipal clinic, $50–$200. Larger dogs and dogs in heat cost more because of surgical time.

SettingLowTypicalHigh
Low-cost / humane society clinic$50$120$200
General practice (small dog)$200$300$450
General practice (medium-large)$300$450$700
Specialty hospital / in-heat / pregnant$400$700$1,200
Pre-anesthetic bloodwork$80$150$250
Pain meds & e-collar$20$60$120

What's typically included

  • Pre-anesthetic exam
  • Anesthesia and monitoring
  • Surgery itself (ovariohysterectomy)
  • Post-op pain medication
  • E-collar (cone)
  • Suture removal recheck (sometimes separate)

What's often extra

  • Pre-anesthetic bloodwork ($80–$250)
  • IV catheter and fluids ($50–$150)
  • Microchip if bundled ($25–$80)
  • Take-home pain meds ($20–$80)

What drives variation

  • Body size. Anesthesia and surgical time scale with weight.
  • Heat cycle status. Spaying a dog in heat or pregnant adds 25–50%.
  • Geography. CA, NY, MA, NJ, DC clinics cost 20–30% above national average.
  • Clinic type. A specialty surgical center can run 2–3× a general practice.

FAQ

What's the cheapest way to spay a dog?

Local humane society or municipal low-cost clinics ($50–$200). Quality is high; they do volume.

When should I spay my dog?

Many vets recommend 6–12 months for small breeds and slightly later (12–24 months) for large breeds. Talk to your vet — recommendations have evolved with new size-specific evidence.

Does pet insurance cover spay?

Most accident-and-illness policies do not cover routine spay. Wellness add-ons sometimes do — check the policy.

Sources

  • AVMA spay/neuter guidelines
  • ASPCA — spay/neuter access programs
  • BLS CPI veterinary services