$140,000 Excellent location for commercial building, offices or retail. Client has had site plans approved by city for a 2000+ sq ft building that will be shared with interested client considering this property. Located in the heart of downtown Allen. 21332593 MLS Excellent location for commercial building, offices or retail. Client has had site plans approved by city for a 2000+ sq ft building that will be shared with interested client considering this property. Located in the heart of downtown Allen. 402 E Main St, Allen