Pet Stores in Thornton
The most complete and owner-verified listings first — hours, phone, website, services. No pay-to-play.
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Chuck & Don's Pet Food & Supplies
13691 Colorado Blvd #109, Thornton, CO 80602
Mon–Fri 9am–8pm, Sat 9am–7pm, Sun 10am–6pm
Autoship
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Pet Ranch
3823 E 120th Ave, Thornton, CO 80233
BEFORE YOU GO
Buy the essentials that fit
Plan a puppy list and compare the right sizes and designs.
Build a practical puppy list
Bring home details and measurements so the essentials fit your puppy and your space.
Read the guide
Measure for a harness
Record the measurements the exact harness model needs, then check the fit in person.
Read the guide
Compare collar designs
Check fastening, adjustment and intended use instead of choosing by appearance alone.
Read the guide-
PawTenders
13521 Albion St, Thornton, CO 80241
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Wild Birds Unlimited
1281 E 120th Ave, Thornton, CO 80233-5731
Of the 5 pet stores listed in Thornton, 5 give a phone number, 1 publishes opening hours and 2 have a website. 3 are branches of national chains — Chuck & Don's (2), Wild Birds Unlimited (1); the remaining 2 are independent. By what they offer: 1 sells birds or bird supplies. The longest-running is Chuck & Don's Pet Food & Supplies, in business since 2023. The nearest bigger selection is Northglenn with 7.