Clayton, MO

• Animal control
  City of Clayton Director of Health (impoundment of dogs at large); catching/impounding may be contracted to St. Louis County or a private contractor

  Website: https://ecode360.com/27564402

  City Code Section 210.080. No phone number stated in the code; the city website (read via headless browser) has no animal-control page found.

  Source: City of Clayton Code, Section 210.080 Impounding - Dogs At Large (eCode360) · Checked Nov 5, 2026
• Emergency vet care (2)

  Hours are only as each source states them. Call before you go.

  • Animal Emergency Clinic (The St. Louis Animal Emergency Clinic) - Kirkwood

    Phone: 314-822-7600

    Address: 9937 Big Bend Road, Kirkwood, MO 63122

    Website: https://stlouisanimalemergencyclinic.org/

    City: Kirkwood

    site states 24/7 emergency care

    Source: Animal Emergency Clinic · Checked Nov 5, 2026
  • Veterinary Emergency Group (VEG) Brentwood

    Phone: 314-970-2545

    Address: 2101 South Brentwood Boulevard, Brentwood, MO 63144

    Website: https://www.veg.com/locations/missouri/brentwood

    City: Brentwood

    site states OPEN 24/7; serves St. Louis County

    Source: Veterinary Emergency Group - Brentwood · Checked Nov 5, 2026
• Animal shelters and rescues (2)
  • APA Adoption Center (Animal Protective Association of Missouri)

    Phone: 314-645-4610

    Address: 1705 S. Hanley Rd., St. Louis, MO 63144

    Website: https://apamo.org/

    Type: nonprofit; serves St. Louis region

    Source: APA Adoption Center · Checked Nov 5, 2026
  • Humane Society of Missouri - Best Buddy Pet Center (Maryland Heights)

    Phone: 314-647-8800

    Address: 11660 Administration Drive, St. Louis, MO 63146

    Website: https://hsmo.org/locations-and-hours/

    Type: nonprofit; serves St. Louis region

    Source: Humane Society of Missouri - Locations & Hours · Checked Nov 5, 2026
• Pet licence required
  Rule: Every person keeping a dog in the City at any time during the year must have purchased a St. Louis County dog license as required by St. Louis County ordinances and have the license attached to the dog (Section 210.040 County Dog License Required).

  Species: dog

  Required: Yes

  Ordinance url: https://ecode360.com/27564398

  Source: City of Clayton Code, Chapter 210 Animal Regulations (eCode360) · Checked Nov 5, 2026
• Rabies vaccination requirement
  Rule: Every dog kept in the City must be inoculated against rabies by a licensed veterinarian at least once each year, or at least once every three years if an approved three-year vaccine is used (Section 210.050 Inoculation of Dog).

  Scope: city

  Ordinance url: https://ecode360.com/27564399

  Source: City of Clayton Code, Chapter 210 Animal Regulations (eCode360) · Checked Nov 5, 2026
• Spay and neuter help (2)
  • Carol House Quick Fix Pet Clinic

    Phone: 314-771-7387

    Address: 1218 S. Jefferson, St. Louis, MO 63104

    Website: https://stlspayneuter.org/

    nonprofit low-cost spay/neuter and wellness clinic

    Source: Carol House Quick Fix Pet Clinic · Checked Nov 5, 2026
  • Operation SNIP (Humane Society of Missouri / AMCMA)

    Phone: 314-951-1534

    Website: https://amcma.org/services/spay-neuter/

    Fees: Cat: $49.95; Dog 50 lb plus: $79.95; Dog 100 lb plus: $99.95; Dog under 50 lb: $59.95

    Eligibility: Missouri residents; pets 4+ months, rabies and distemper current; up to 3 pets per household per year

    Source: Animal Medical Center of Mid-America - Spay & Neuter / SNIP · Checked Nov 5, 2026

About this place

• Population
  17,512 (2024)

  Source: U.S. Census Bureau, Vintage 2024 Population Estimates (cities and towns) · Checked Nov 5, 2026
• Land area (sq mi)
  2.509 (2025)

  Source: U.S. Census Bureau, 2025 Gazetteer Files (places) · Checked Nov 5, 2026
• Official website
  http://www.claytonmo.gov

  Source: U.S. Census Bureau, 2022 Census of Governments: Government Units Listing · Checked Nov 5, 2026