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GovTrack: Maryland's 4th Congressional District & Map - http://www.govtrack.us/congress/findyourreps.xpd?state=MD&district=4
View a zoomable, downloadable map of the district. |
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Wikipedia: Maryland's 4th Congressional District - http://en.wikipedia.org/wiki/Maryland%27s_4th_congressional_district
Article with map, past representatives and history. |
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Farm Subsidy Database: 4th District Of Maryland - http://farm.ewg.org/farm/region.php?fips=MD04
Found are statistics on commodity subsidies to this district including top recipients by year. |
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BTS | Maryland (Congressional District 4) - http://www.bts.gov/programs/geographic_information_services/maps/structurally_deficient_bridges_on_the_national_highway_system/md/html/md_04.html
Map and list of structurally deficient bridges in this district. |
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Congressional District 4, Maryland - Fact Sheet - http://fastfacts.census.gov/servlet/CWSFacts?_event=ChangeGeoContext&geo_id=50000US2404&_geoContext=01000US|04000US24|50000US2403&_street=&_county=&_cd=50000US2404&_cityTown=&_state=04000US24&_zip=&_lang=en&_sse=on&ActiveGeoDiv=&_useEV=&pctxt=fph&pgsl=500&_content=&_keyword=&_industry=
From the Census Bureau. Includes general characteristics, social, economic and housing data. |