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Mary Mccoy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Durham-County, North Carolina
Our Model Tree links this Mary Mccoy across the 1930 and 1940 US Censuses in Durham-County, North Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 9-person household.
Age 13
b. ~1927
Female
Daughter
Born: North Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Durham-County, North Carolina |
| Surname | McCoy |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | Durham |
| 1935 Residence (County) | Durham |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
| Township / Ward | Durham |
| Est. Birth Year | ~1927 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Mccoy | Daughter | — | 9 | ~1931 |
| Mary Mccoy | Daughter | — | 13 | ~1927 |
| Doris Mccoy | Daughter | — | 11 | ~1929 |
| Lillian Mccoy | Daughter | — | 5 | ~1935 |
| Virgil Mccoy | Head | — | 42 | ~1898 |
| Hubert Mccoy | Son | — | 16 | ~1924 |
| Virgil Mccoy | Son | — | 19 | ~1921 |
| James Mccoy | Son | — | 1 | ~1939 |
| Savoder Mccoy | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Durham, North …
Daughter, age 4
Durham, North Carolina · implied b. ~1926 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | North Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Occupation | none |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1940
Durham-County, North …
Daughter, age 13
Durham-County, North Carolina · implied b. ~1927 — 9 household members
| Surname | McCoy |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | Durham |
| 1935 Residence (County) | Durham |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| 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 Mccoy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mccoy
Daughter · 1940 · age 13 · b. ~1927 · North Carolina
★ You are viewing this record
Sibling
James Mccoy
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virgil Mccoy
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hubert Mccoy
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Mccoy
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mccoy
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Mccoy
Sibling · 1940 · age 5
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 — Durham-County, North Carolina
Open full size
1940 US Federal Census — Durham-County, North Carolina
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-02902-00808)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 4 | Early Jones | 42 | Head | Orderly | North Carolina |
| 5 | Ida Mae Jones | 40 | Wife | House Keeper | North Carolina |
| 6 | Gurella Jones | 23 | Daughter | — | North Carolina |
| 7 | Chortie Freeman | 55 | Head | Laborer | North Carolina |
| 8 | Zula Freeman | 53 | Wife | — | North Carolina |
| 9 | Beatrice Freeman | 32 | Daughter | Hair Dresser | North Carolina |
| 10 | Ranthom Freeman | 33 | Son | Janitor | North Carolina |
| 11 | Raymond Freeman | 25 | Son | — | North Carolina |
| 12 | Ann Cunigan | 18 | Lodger | — | North Carolina |
| 13 | Virgil Mccoy | 42 | Head | Stemmer | North Carolina |
| 14 | Savoder Mccoy | 37 | Wife | House Keeper | North Carolina |
| 15 | Virgil Mccoy | 19 | Son | Laborer | North Carolina |
| 16 | Hubert Mccoy | 16 | Son | Shoe Shine | North Carolina |
| 17 | Mary Mccoy THIS PERSON | 13 | Daughter | — | North Carolina |
| 18 | Doris Mae Mccoy | 11 | Daughter | — | North Carolina |
| 19 | Mary Lee Mccoy | 9 | Daughter | — | North Carolina |
| 20 | Lillian Mccoy | 5 | Daughter | — | North Carolina |
| 21 | James E Mccoy | 1 | Son | — | North Carolina |
| 22 | Otis Adams | 19 | Head | Machine Operator | North Carolina |
| 23 | Margaret Adams | 18 | Wife | House Keeper | North Carolina |
| 24 | Otis Adams | 2 | Son | — | North Carolina |
| 25 | James Richardson | 31 | Head | Laborer | North Carolina |
| 26 | Hattie Richardson | 31 | Wife | House Keeper | North Carolina |
| 27 | Willie Mae Richardson | 14 | Daughter | — | North Carolina |
| 28 | Doris Richardson | 12 | Daughter | — | North Carolina |
| 29 | Ruben Mcclain | 38 | Head | Seeder | North Carolina |
| 30 | Margaret Mcclain | 35 | Wife | Stemmer | North Carolina |
| 31 | Julia Simmons | 55 | Mother-in-law | — | North Carolina |
| 32 | Anderson Simmons | 13 | Brother-in-law | — | North Carolina |
| 33 | Inez Simmons | 10 | Niece | — | North Carolina |
| 34 | Anderson Simmons | 2 | Nephew | — | North Carolina |
| 35 | Alfred Simmons | 30 | Nephew | — | North Carolina |
| 36 | Jenna Wheeler | 42 | Head | Hanger | Virginia |
| 37 | Edna Mae Wheeler | 26 | Daughter | Hanger | Virginia |
| 38 | Harold Wheeler | 20 | Son | Hanger | Virginia |
| 39 | Proxie King | 24 | Head | Laborer | Virginia |
| 40 | Mary King | 19 | Wife | House Keeper | 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)