Flood zone · Maryland
Flood zone in Maryland
Flood zone (FEMA NFHL) data for ZIP codes in Maryland. Pick a ZIP below to dive into the flood zone summary.
Last verified 2026-04-25 · methodology
What lands here
Pages show the flood zone code, what it means in plain English (1% annual chance zone, 0.2% annual chance zone, or outside mapped hazard), and the base flood elevation where assigned.
Source & refresh
FEMA NFHL. Refreshed quarterly loma updates. Primary source →