Great American Flea Market in Union
Flea market4.0(564 Google reviews)Great American Flea Market in Union is a flea market in Union, MO. You’ll find it at 1539 State Highway AT, Union, MO 63084. It’s one of 3 secondhand and resale shops we track in Union.
The store keeps hours 2 days a week, including Sunday, staying open as late as 4 PM on its longest days. Thrift hours change seasonally and around holidays, so a quick call before a long drive is worth it.
Flea markets gather many independent vendors, usually on set days, with cash and haggling still the norm. Vendor turnout varies with weather and season, so the schedule listed here is the day to plan around.
Shoppers rate it 4.0 out of 5 on Google across 564 reviews. 6 more secondhand shops are within driving distance, listed below, so it can anchor a longer thrifting circuit.
Store information
- Address
- 1539 State Highway AT, Union, MO 63084
- Hours
- Monday: ClosedTuesday: ClosedWednesday: ClosedThursday: ClosedFriday: ClosedSaturday: 6 AM – 3 PMSunday: 6 AM – 4 PMHours can change — call ahead to confirm.
- Phone
- +16365380351
Getting there
Great American Flea Market in Union is in Union, Missouri.
Get directions38.43904, -90.91416
Before you go
- Arrive early for selection or late for prices — vendors discount in the final hour rather than pack items up.
- Bring small bills; many vendors still don’t take cards.
- Haggling is expected, but start reasonable — a fair offer is usually accepted, a lowball ends the conversation.
- Sunday hours are on file (6 AM – 4 PM), so it fits a weekend circuit.
Thrift & secondhand stores near Union
Home Again Upscale Resale Shop
Secondhand store1 Youngridge Drive, Union, MO5.5 mi
Get Dressed
Secondhand store706 W Highway 50, Union, MO5.6 mi
Labadie Station
Antique store128 Front St, Gray Summit, MO7.2 mi
Monday: Closed; Tuesday: Closed; Wednesday: 12 – 5 PM; Thursday: 12 – 5 PM; Friday: 12 – 5 PM; Saturday: 11 AM – 6 PM; Sunday: 11 AM – 5 PM
Goodwill
Thrift store2030 Phoenix Center Dr, Washington, MO7.8 mi
Jake's Legacy Retail
Secondhand store1053 Washington Square Center, Washington, MO8.3 mi
Shop Around the Corner
Secondhand store2030 Phoenix Center Dr, Washington, MO8.3 mi
Mon-Fri: 10 AM – 5 PM; Saturday: 10 AM – 5 PM; Sunday: 12:30 PM – 5 PM
🎒 What to Bring Thrifting →
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🏺 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.
Frequently asked questions
Where is Great American Flea Market in Union located?
Great American Flea Market in Union is located at 1539 State Highway AT, Union, MO 63084.
What are Great American Flea Market in Union’s hours?
Listed hours: Monday: Closed; Tuesday: Closed; Wednesday: Closed; Thursday: Closed; Friday: Closed; Saturday: 6 AM – 3 PM; Sunday: 6 AM – 4 PM. Hours can change — call ahead at +16365380351 to confirm.
Is Great American Flea Market in Union open on Sunday?
Yes — Great American Flea Market in Union lists Sunday hours of 6 AM – 4 PM.
What kind of store is Great American Flea Market in Union?
Great American Flea Market in Union is a flea market in Union, MO.
Are there other thrift or secondhand stores near Great American Flea Market in Union?
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 Union, MO or explore all of Missouri. Spot an error? Send a correction.
Listing last updated from public listings and open map data.