Bah Calculator 2025 Navy Reserve. Enter your zip code for housing allowance (bah) and cola (conus). Military members can use our 2025 bah rates & charts below to determine their monthly housing allowance based on their military housing area (mha) and grade.

If you have dependents, check the box indicating so, and the bah amount will update at the top. Service members can calculate their bah payment by using the basic allowance for housing calculator at:.