Glyndon, MN Real Estate (56547) — Modern Market REALTORS® showcases the charm and convenience of Glyndon living, with affordable homes, spacious lots, and fast access to Moorhead and Fargo. Glyndon may be small — just over 1,200 residents — but it lives large. This is the kind of place where people greet each other at the post office, kids still ride bikes until sundown, and neighborhood cookouts..