MC
Mary Coffey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Augusta-County, Virginia
Our Model Tree links this Mary Coffey across the 1930 and 1940 US Censuses in Augusta-County, Virginia (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 12-person household.
Age 16
b. ~1924
Female
Daughter
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Augusta-County, Virginia |
| Surname | Coffey |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | South River District |
| 1935 Residence (County) | Augusta |
| Additional Details | |
| Industry | Home |
| Highest Grade | No 7 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | South River District |
| Est. Birth Year | ~1924 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Davis Coffey | Son | — | 21 | ~1919 |
| Nellie Coffey | Daughter | — | 23 | ~1917 |
| Gilbert Coffey | Son | — | 28 | ~1912 |
| Perry Coffey | Son | — | 25 | ~1915 |
| William Coffey | Son | — | 26 | ~1914 |
| Mary Coffey | Daughter | — | 16 | ~1924 |
| Polly Coffey | Daughter | — | 15 | ~1925 |
| Ernest Coffey | Head | — | 60 | ~1880 |
| Earle Coffey | Son | — | 18 | ~1922 |
| Herbert Coffey | Son | — | 30 | ~1910 |
| Robie Coffey | Spouse | — | 58 | ~1882 |
| Wilson Coffey | Son | — | 19 | ~1921 |
Census Appearances
1930
Augusta, Virginia
Daughter, age 6
Augusta, Virginia · implied b. ~1924 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coffey |
| Given Name | Mary A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Virginia |
| Age at First Marriage | 6 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Augusta-County, Virginia
Daughter, age 16
Augusta-County, Virginia · implied b. ~1924 — 12 household members
| Surname | Coffey |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | South River District |
| 1935 Residence (County) | Augusta |
| Industry | Home |
| Highest Grade | No 7 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Mary Coffey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Coffey
Daughter · 1940 · age 16 · b. ~1924 · Virginia
★ You are viewing this record
Sibling
Herbert Coffey
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Davis Coffey
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Coffey
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Perry Coffey
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gilbert Coffey
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Polly Coffey
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earle Coffey
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilson Coffey
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nellie Coffey
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Augusta-County, Virginia
Open full size
1940 US Federal Census — Augusta-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04247-01146)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clarence Brownlee | 59 | Head | Farmer | Virginia |
| 2 | Emma Brownlee | 61 | Wife | — | Virginia |
| 3 | Thomas Brownlee | 24 | Son | Farmer | Virginia |
| 4 | Stuart Brownlee | 16 | Daughter | — | Virginia |
| 5 | Jerome Brownlee | 65 | Head | Farmer | Virginia |
| 6 | Elsie Brownlee | 65 | Wife | — | Virginia |
| 7 | Edward Brownlee | 32 | Son | Farmer | Virginia |
| 8 | Tazewell Tench | 40 | Head | Dairy Farmer | Virginia |
| 9 | Louise Tench | 33 | Wife | — | Virginia |
| 10 | Gail Lee Tench | 5 | Daughter | — | Virginia |
| 11 | Alice Tench | 3 | Daughter | — | Virginia |
| 12 | Fannie Tench | 69 | Mother | — | Virginia |
| 13 | Guy Crickenberger | 20 | Lodger | Laborer | Virginia |
| 14 | Worth Wheeler | 29 | Head | Laborer | Virginia |
| 15 | Nellie Wheeler | 28 | Wife | — | Virginia |
| 16 | Thelma Wheeler | 6 | Daughter | — | Virginia |
| 17 | Shirley Wheeler | 2 | Daughter | — | Virginia |
| 18 | Robert Clark | 44 | Lodger | — | Virginia |
| 19 | Roy Frazier | 37 | Head | Laborer | Virginia |
| 20 | Irene Frazier | 37 | Wife | — | Virginia |
| 21 | Rex Meeks | 38 | Brother-in-law | Painter | Virginia |
| 22 | Katherine Meeks | 14 | Niece | — | Virginia |
| 23 | Louise Meeks | 12 | Niece | — | Virginia |
| 24 | Waneta Meeks | 11 | Niece | — | Virginia |
| 25 | Ernest Coffey | 60 | Head | Street Construction | Virginia |
| 26 | Robie Coffey | 58 | Wife | — | Virginia |
| 27 | Herbert Coffey | 30 | Son | Laborer | Virginia |
| 28 | Gilbert Coffey | 28 | Son | Laborer | Virginia |
| 29 | William Coffey | 26 | Son | Painter | Virginia |
| 30 | Perry Coffey | 25 | Son | Laborer | Virginia |
| 31 | Nellie Coffey | 23 | Daughter | — | Virginia |
| 32 | Davis Coffey | 21 | Son | — | Virginia |
| 33 | Wilson Coffey | 19 | Son | — | Virginia |
| 34 | Earle Coffey | 18 | Son | Laborer | Virginia |
| 35 | Mary Coffey THIS PERSON | 16 | Daughter | — | Virginia |
| 36 | Polly Coffey | 15 | Daughter | — | Virginia |
| 37 | Emmett Grove | 24 | Head | Laborer | Virginia |
| 38 | Ruth Grove | 22 | Wife | — | Virginia |
| 39 | Wallace Napier | 32 | Head | Laborer | Virginia |
| 40 | Josephine Napier | 30 | Wife | Maid | Virginia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)