Port Costa Mercantile
Antique storePort Costa Mercantile is a antique store in Port Costa, CA. You’ll find it at 17 Canyon Lake Drive, Port Costa, CA 94569. It’s the only secondhand shop we currently track in Port Costa, so the nearby list below reaches into neighboring towns.
Hours are listed below as the store posts them; they can change seasonally, so call ahead before a long drive.
Antique dealers price by research, age, and provenance, so expect fewer accidental bargains but far more depth per shelf — furniture, glass, jewelry, and collectibles with real history. Many dealers negotiate on larger pieces, especially for cash.
6 more secondhand shops are within driving distance, listed below, so it can anchor a longer thrifting circuit.

Store information
- Address
- 17 Canyon Lake Drive, Port Costa, CA 94569
- Hours
- Thursday – Friday: 4:30 PM – 9:00 PMSaturday: 11:00 AM – 9:00 PMSunday: 11:00 AM – 5:00 PMHours can change — call ahead to confirm.
- Phone
- +1-510-691-8038
Before you go
- Bring cash and ask politely whether there is any flexibility on price — many dealers discount 10–20% for cash.
- Check marks, joints, and repairs; a phone photo of the maker’s mark lets you look up comparable sold prices before you commit.
- Measure doorways and your vehicle before falling for a large piece — most antique stores are cash-and-carry.
Thrift & secondhand stores near Port Costa

Goodwill
Secondhand store832 Southampton Road, Benicia, CA1.7 mi

The Spotted Cow
Antique store631 Escobar Street, Martinez, CA3.2 mi
Monday: Closed; Tuesday: Closed; Wednesday: Closed; Thursday: 11:00 AM – 7:00 PM; Friday: 11:00 AM – 4:00 PM; Saturday: 11:00 AM – 4:00 PM; Sunday: 11:00 AM – 4:00 PM

Goodwill
Thrift store3475 Sonoma Blvd, Vallejo, CA6.3 mi

Eco Thrift Vallejo
Thrift store490 Redwood Street, Vallejo, CA6.7 mi
Mo-Sa 09:00-20:00; Su 10:00-18:00
HFH East Bay/Silicon Valley ReStore- Concord
Thrift store2080 Diamond Blvd, Concord, CA8.4 mi
Monday: Closed; Tuesday: Closed; Wednesday: 9:00 AM – 5:00 PM; Thursday: 9:00 AM – 5:00 PM; Friday: 9:00 AM – 5:00 PM; Saturday: 9:00 AM – 5:00 PM; Sunday: 9:00 AM – 5:00 PM

Hospice Thrift Shoppes
Thrift store959 Contra Costa Boulevard, Pleasant Hill, CA8.7 mi
Monday,Tuesday,Wednesday,Thursday,Friday,Saturday,Sunday 09:00-17:00
🏺 How to Price Antiques and Collectibles You Find at Thrift Stores →
A research method for valuing old things: identifying marks and makers, finding sold comparables, grading condition, weighing rarity against demand, knowing when an appraisal is worth paying for, and avoiding reproductions.
🏠 How Estate Sales Work →
What estate sales are, how to find them, how pricing and discount days work, sign-in sheets and early lines, last-day half-off strategy, etiquette, and how they compare with thrift stores.
Frequently asked questions
Where is Port Costa Mercantile located?
Port Costa Mercantile is located at 17 Canyon Lake Drive, Port Costa, CA 94569.
What are Port Costa Mercantile’s hours?
Listed hours: Thursday – Friday: 4:30 PM – 9:00 PM; Saturday: 11:00 AM – 9:00 PM; Sunday: 11:00 AM – 5:00 PM. Hours can change — call ahead at +1-510-691-8038 to confirm.
What kind of store is Port Costa Mercantile?
Port Costa Mercantile is a antique store in Port Costa, CA.
Are there other thrift or secondhand stores near Port Costa Mercantile?
Yes — we list 6 other secondhand, thrift, consignment, vintage, or antique stores within about 50 miles. See the nearby stores section on this page.
Browse all thrift stores in Port Costa, CA or explore all of California. Spot an error? Send a correction.
Listing last updated from public listings and open map data.