Census Links- United States &gt; Maryland &gt; St. Mary'shttp://censuslinks.com/United-States/Maryland/St__Mary_s/Census, Birth, Death, Marriage Transcriptions on the Internet 1790 Census, St. Mary's County, Maryland http://www.rootsweb.com/~cenfiles/md/stmarys/1790/From the <a href="http://www.rootsweb.com/~cenfiles/" target="new">UsGenWeb Census Project</a>Wed, 30 Nov -1 00:00:00 GMT1800 Census, St. Mary's County, Maryland http://ftp.us-census.org/pub/usgenweb/census/md/stmarys/1800/1800 Census, St. Mary's County, MarylandMon, 28 Sep 2009 05:46:59 GMT1800 Census, St. Mary's County, Maryland http://www.us-census.org/image-index/md/stmarys/1800/index.htmScanned Image 1800 Census, St. Mary's County, MarylandMon, 28 Sep 2009 05:47:58 GMT1810 Census, St. Mary's County, Maryland http://ftp.us-census.org/pub/usgenweb/census/md/stmarys/1810/1810 Census, St. Mary's County, MarylandMon, 28 Sep 2009 05:51:13 GMT1820 Census, St. Mary's County, Maryland http://ftp.us-census.org/pub/usgenweb/census/md/stmarys/1820/1820 Census, St. Mary's County, MarylandMon, 28 Sep 2009 05:52:14 GMT