MC
Mary Coffey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Watauga-County, North Carolina
Our Model Tree links this Mary Coffey across the 1930 and 1940 US Censuses in Watauga-County, North Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Female
Daughter
Born: North Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Watauga-County, North Carolina |
| Surname | Coffey |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Caldwell |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | G 4 |
| 1935 Residence | North Carolina |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
| Township / Ward | Watauga Twp |
| Est. Birth Year | ~1926 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Edna Coffey | Daughter | — | 8 | ~1932 |
| Clint Coffey | Son | — | 18 | ~1922 |
| Thomas Coffey | Head | — | 41 | ~1899 |
| Opal Coffey | Daughter | — | 4 | ~1936 |
| Floyd Coffey | Son | — | 10 | ~1930 |
| Palmand Coffey | Son | — | ~1940 | |
| Clarence Coffey | Son | — | 6 | ~1934 |
| Mary Coffey | Daughter | — | 14 | ~1926 |
| Ethel Coffey | Daughter | — | 16 | ~1924 |
| Alice Coffey | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Watauga, North …
Daughter, age 4
Watauga, North Carolina · implied b. ~1926 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coffey |
| Given Name | Marceline |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | North Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1940
Watauga-County, North …
Daughter, age 14
Watauga-County, North Carolina · implied b. ~1926 — 10 household members
| Surname | Coffey |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Caldwell |
| Class of Worker | 0 |
| Highest Grade | G 4 |
| 1935 Residence | North Carolina |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
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 14 · b. ~1926 · North Carolina
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Sibling
Ethel Coffey
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Opal Coffey
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clint Coffey
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Coffey
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Floyd Coffey
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Coffey
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Palmand Coffey
Sibling · 1940 · age
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 — Watauga-County, North Carolina
Open full size
1940 US Federal Census — Watauga-County, North Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02985-00495)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Beverly Gragg | 13 | son | — | North Carolina |
| 2 | Hoover Gragg | 11 | son | — | North Carolina |
| 3 | Lossie Gragg | 8 | daughter | — | North Carolina |
| 4 | Muerry Coffey | 24 | Head | Laborer | North Carolina |
| 5 | Ruby Coffey | 20 | Wife | — | North Carolina |
| 6 | Laverne Coffey | 0 | daughter | — | North Carolina |
| 7 | John D. Coffey | 62 | Head | Farm Operator | North Carolina |
| 8 | Ella Coffey | 53 | Wife | — | North Carolina |
| 9 | Sylvester Coffey | 32 | son | Laborer | North Carolina |
| 10 | Carrol Hollifield | 52 | Head | Farm Operator | North Carolina |
| 11 | Ila Hollifield | 48 | Wife | — | North Carolina |
| 12 | Rosetta Hollifield | 29 | daughter | Housekeeper | North Carolina |
| 13 | Christine Hollifield | 23 | daughter | Housekeeper | North Carolina |
| 14 | Thomas Coffey | 41 | Head | Farm Operator | North Carolina |
| 15 | Alice Coffey | 42 | Wife | — | North Carolina |
| 16 | Ethel Coffey | 16 | daughter | — | North Carolina |
| 17 | Clint Coffey | 18 | son | Laborer | North Carolina |
| 18 | Mary Coffey THIS PERSON | 14 | daughter | — | North Carolina |
| 19 | Floyd Coffey | 10 | son | — | North Carolina |
| 20 | Edna Coffey | 8 | daughter | — | North Carolina |
| 21 | Clarence Coffey | 6 | son | — | North Carolina |
| 22 | Opal Coffey | 4 | daughter | — | North Carolina |
| 23 | Palmand Coffey | 0 | son | — | North Carolina |
| 24 | Herman Pearson | 21 | Head | Laborer | North Carolina |
| 25 | Julia Pearson | 20 | Wife | — | North Carolina |
| 26 | Bertha Pearson | 1 | daughter | — | North Carolina |
| 27 | Roby Rich | 43 | Head | Farm Operator | North Carolina |
| 28 | Cenia Rich | 34 | Wife | — | North Carolina |
| 29 | Henry Rich | 20 | son | Laborer | North Carolina |
| 30 | Lizzie Rich | 17 | daughter | — | North Carolina |
| 31 | Leonard Rich | 15 | son | Laborer | North Carolina |
| 32 | Louise Rich | 13 | daughter | — | North Carolina |
| 33 | Mary Rich | 11 | daughter | — | North Carolina |
| 34 | Calvin Rich | 9 | son | — | North Carolina |
| 35 | Spencer Rich | 6 | son | — | North Carolina |
| 36 | Jamie Rich | 4 | daughter | — | North Carolina |
| 37 | Jennie Rich | 2 | daughter | — | North Carolina |
| 38 | Jesse Hollifield | 55 | Head | Farm Operator | North Carolina |
| 39 | Edward Hollifield | 50 | brother | Laborer | North Carolina |
| 40 | Victoria Hollifield | 47 | sister-in-law | — | North Carolina |
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)