Census 2000 Summary File One Data
Count Question Resolution (CQR) Block-Level Data

Excel spreadsheets have been created to aid local governments in challenging census 2000 counts. These files contain total population, group quarters population, total housing counts and occupied and vacant housing units for each cenus block. Each jurisdiction ( 23 counties and Baltimore City ) are in separated Excel spreadsheet files. For more information on the U.S. Census Bureau's Count Question Resolution Program go to CQR

Allegany County Anne Arundel County Baltimore County Calvert County
Caroline County Carroll County Cecil County Charles County
Dorchester County Frederick County Garrett County Harford County
Howard County Kent County Montgomery County Prince George's County
Queen Anne's County St. Mary's County Somerset County Talbot County
Washington County Wicomico County Worcester County Baltimore City

Note: Other block-level data is contained in the Maryland Department of Planning's Redistricting (Public Law 94-171) section. This is a 109 MB DBase file with population by race and Hispanic or Latino origin.