Lot 43 – 554 10th Street. Don't miss this affordable entry point into San Leon real estate! Lot 43 offers 3, 125 SF of buildable land — 25' wide by 125' deep — on 10th Street, where the seller has already laid gravel for road access. Nestled in the middle of five available lots, this is a great standalone buy or part of a multi-lot investment. With Galveston County's future road improvements on the horizon, land values in this area are only headed one direction. See the Pricing Plat Map for full block details.