Cos Cob Genealogy (in Fairfield County, CT)
USA (1,403,636) > Connecticut (21,429) > Fairfield County (4,333) > Cos Cob (38)
NOTE: Additional records that apply to Cos Cob are also found through the Fairfield County and Connecticut pages.
Cos Cob Birth Records
1897-1917 Connecticut Birth Index MyHeritage 
Connecticut Church Record Abstracts, 1630-1920 Ancestry
Connecticut Town Birth Records, pre-1870 (Barbour Collection) Ancestry
Connecticut, Birth Records, 1897-present Connecticut Department of Public Health
Cos Cob Cemetery Records
Connecticut Hale Collection Cemetery Inscriptions and Newspaper Notices, 1629-1934 Ancestry
Connecticut, Deaths and Burials Index, 1650-1934 (selections) Ancestry
Ritch Plot at Steep Hollow Find a Grave
Timpany Cemetery Find a Grave
Cos Cob Census Records
U.S. Federal Census 1790-1950 Ancestry
U.S. Federal Census 1790-1950 MyHeritage
United States Federal Census, 1790-1950 Family Search
Cos Cob Church Records
Connecticut Church Record Abstracts, 1630-1920 Ancestry
Cos Cob City Directories
Cos Cob City Directory 1946 MyHeritage
Greenwich (Connecticut) city directories FamilySearch Library
Port Chester (New York) city directories FamilySearch Library
Richmond's directory of Port Chester and Rye, N.Y., and East Port Chester, Greenwich and Cos Cob, Conn. 1916/1917 Connecticut State Library
Richmond's directory of Port Chester and Rye, N.Y., and East Port Chester, Greenwich and Cos Cob, Conn. 1918 Connecticut State Library
Turner's directory of Greenwich and Cos Cob, Conn., Port Chester, Rye, Harrison and Mamaroneck, N.Y. 1904/1905 Connecticut State Library
Cos Cob Death Records
1949-2012 Connecticut Deaths Index MyHeritage
Connecticut Church Record Abstracts, 1630-1920 Ancestry
Connecticut Death Index, 1949-2012 Ancestry
Connecticut Death Records, 1897-1968 Ancestry
Connecticut Town Death Records, pre-1870 (Barbour Collection) Ancestry
Connecticut, Death Records, 1897-present Connecticut Department of Public Health
Connecticut, Deaths and Burials Index, 1650-1934 (selections) Ancestry
United States Obituary Index from Online Sources MyHeritage
Cos Cob Histories and Genealogies
FamilySearch Family Tree MyHeritage
MyHeritage Family Trees MyHeritage
Cos Cob Immigration Records
Connecticut, Federal Naturalization Records, 1790-1996 Ancestry
Cos Cob Marriage Records
Connecticut Church Record Abstracts, 1630-1920 Ancestry
Connecticut Marriage Records, 1897-1968 Ancestry
Connecticut Town Marriage Records, pre-1870 (Barbour Collection) Ancestry
Connecticut, Marriage Records, 1897-present Connecticut Department of Public Health
Cos Cob Newspapers and Obituaries
Connecticut Hale Collection Cemetery Inscriptions and Newspaper Notices, 1629-1934 Ancestry
United States Obituary Index from Online Sources MyHeritage
Cos Cob Probate Records
Connecticut, Wills and Probate Records, 1609-1999 Ancestry
Early Connecticut Probate Records (before 1750) American Ancestors
Probate Records of Fairfield County, Connecticut, 1704-1757 American Ancestors
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