The Old Line State · Capital: Annapolis · 10 ZIP codes indexed
Maryland — known as The Old Line State — is a South-region state with its capital in Annapolis. This page covers 10 ZIP codes across Maryland, spanning cities, suburbs, and rural communities. The average median household income across these ZIP codes is $90,470, with a median home value of $477,843. Data is sourced from the US Census Bureau's American Community Survey (ACS) 5-Year Estimates. Use the table below to explore individual ZIP code profiles with detailed population, income, housing, and demographic statistics.