South Sunset Street Longmont, CO 80501
Front Range Mercantile Indoor Flea Market and Antique Mall is a flea market in Longmont, CO. It runs the third Saturday of each month, 9am to 3pm. The next confirmed date is Sat, Oct 17. The organiser last posted on Facebook on Sat, Sep 19.
AI illustration
When it is open
The third Saturday of each month, 9am to 3pm Mountain time
Next dates
- OCT 17 Sat Hours not known
- NOV 21 Sat 9am to 3pm usual pattern Add to calendar
- NOV 28 Sat Hours not known
- DEC 19 Sat 9am to 3pm usual pattern Add to calendar
- JAN 16 Sat 9am to 3pm usual pattern Add to calendar
- FEB 20 Sat 9am to 3pm usual pattern Add to calendar
What to expect
- Stalls The outdoor pop-up hosts more than 25 vendors selling vintage, collectible and handmade goods.
- Food & drink Food trucks attend the outdoor markets.
- Setting The mall is at 1201 S. Sunset St. in Longmont, Colorado.
- Parking Parking is free.
- Entry Entry is free.
- Season The outdoor markets run only in season.
Where it is
South Sunset Street, Longmont, CO, 80501Recent updates from the organiser
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Sat, Sep 19
Come join us for our September Pop-Up & our biggest sale day of the year!!! Can’t wait to see everyone’s amazing finds! #popupmarket #longmontco #frontrangemercantile #collectables #supportlocal
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Fri, Sep 18
Don’t miss our BIGGEST SALE of the year! Sales in every booth, giveaways, Outdoor Popup Market, food trucks and amazing finds! #frontrangemercantile #longmontcolorado #shopsmall #vintagetreasures #coloradocollectables
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Sat, Aug 15
Don’t miss our biggest sale of the year Front Range Mercantile !! So excited to celebrate our wonderful customers with store wide sales, food trucks and giveaways! #customerappreciationday #frontrangemercantile…
Posted by the market’s own Facebook page. These are the organiser’s words, not visitor comments.
Other markets near Longmont
-
Longmont Farmers' Market Longmont, CO under a mile Next Oct 10 · 8am to 1pm -
Thomas Open Space Farmers Market Lafayette, CO 10 miles Next Oct 11 · 9am to 1pm -
Lafayette Flea Market Lafayette, CO 11 miles Scheduled today · 10am to 6pm -
Berthoud Farmers' Market Berthoud, CO 11 miles Dates not published -
Louisville Farmers Market Louisville, CO 12 miles Dates not published -
Boulder Farmers Market Boulder, CO 12 miles Next Oct 7 -
City of Loveland Farmers Market Loveland, CO 17 miles Usual schedule · Every Sunday, until Sun, Sep 27 -
Loveland Green Market Loveland, CO 18 miles Usual schedule · Every Sunday, until Sun, Sep 27
Towns this market serves
- Longmont, CO 1.9 miles away
- Frederick, CO 8.3 miles away
- Erie, CO 8.6 miles away
- Mead, CO 9.0 miles away
- Firestone, CO 9.2 miles away
- Lyons, CO 9.4 miles away
- Lafayette, CO 11 miles away
- Boulder, CO 11 miles away
Data sourcing & transparency Last checked 24 September 2026
Source: the organiser's Facebook posts · read 24 September 2026
- Listing
- OpenStreetMap · last seen 8 September 2026
- Facebook page
- Front Range Mercantile Indoor Flea Market and Antique Mall on Facebook · posts read 24 September 2026
What the organiser actually wrote
Nothing on this page is stored without the organiser’s own words behind it. Anything they have not mentioned is left out rather than guessed at.
- Opening times
- “9-3 in the North lot the 3rd Saturday of the Month” source
- Stalls
- “Hosting 25+ vendors selling vintage, collectibles, handmade and more.” source
- Food & drink
- “You'll find food trucks, fun and 25+ vendors” source
- Setting
- “1201 S. Sunset St. Longmont CO” source
- Parking
- “Free to attend and park. Food trucks and fun!” source
- Entry
- “Free admission and parking.” source
- Season
- “Please join us for our seasonal outdoor markets,” source
About the picture
The photograph at the top of this page is an AI-generated illustration of a market. It is not a photograph of Front Range Mercantile Indoor Flea Market and Antique Mall - it is shown to give a sense of the kind of place it is.
Dates on this page are worked out in Mountain time, where the market is. Something wrong? Tell us and we will correct it.