SEMO Building Supply

SEMO Building Supply Overstock and Closeout Building Material Store located in Farmington, Missouri. Located in Red’s Old Time Flea Market and new location coming soon!

Get a FREE Quote on the best quality priced metal in the area! Prices start as low as $2.50 per foot!
10/16/2025

Get a FREE Quote on the best quality priced metal in the area! Prices start as low as $2.50 per foot!

06/04/2025
Place your order today on the lowest priced exterior doors around! Full customization offered and delivery available!
02/14/2025

Place your order today on the lowest priced exterior doors around! Full customization offered and delivery available!

10/29/2024

Welcome to our page! Construction is currently in progress on our warehouse location on Highway 221 in Farmington. We do have another location however! We are located in R.E.D.S. Flea Market Booth 525. Our shop feature on this page will include warehouse items only, but you can go to Facebook Marketplace and search NJ Barry to find everything that we have located at R.E.D.S.

Address

4036B Highway 221
Farmington, MO
63640

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