2 units for sale 3690 FM37 is 4.044 acres and has a mobile home on it. 3698 FM347 is 8.066 acres and has a separate septic system and electric service. The 2 properties share a water well. Come take a look at this partially cleared acreage in Brazoria. Build a home or add another mobile home or 2. The buyer's agent must be present at all showings.