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Mary Grady — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wake-County, North Carolina
Our Model Tree links this Mary Grady across the 1930 and 1940 US Censuses in Wake-County, North Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Female
Daughter
Born: North Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wake-County, North Carolina |
| Surname | Grady |
| Given Name | Mary Lee |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | White Oak Creek |
| 1935 Residence (County) | Wake |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
| Township / Ward | White Oak Creek |
| Est. Birth Year | ~1925 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| W Grady | Son | — | 1 | ~1939 |
| Mary Grady | Daughter | — | 15 | ~1925 |
| Maud Grady | Daughter | — | 14 | ~1926 |
| Irving Grady | Head | — | 40 | ~1900 |
| Nora Grady | Spouse | — | 33 | ~1907 |
| James Grady | Son | — | 12 | ~1928 |
| Billy Grady | Son | — | 6 | ~1934 |
Census Appearances
1930
Wake, North …
Daughter, age 5
Wake, North Carolina · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grady |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| 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
Wake-County, North …
Daughter, age 15
Wake-County, North Carolina · implied b. ~1925 — 7 household members
| Surname | Grady |
| Given Name | Mary Lee |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | North Carolina |
| 1935 Residence (City) | White Oak Creek |
| 1935 Residence (County) | Wake |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 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 Grady across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Grady
Daughter · 1940 · age 15 · b. ~1925 · North Carolina
★ You are viewing this record
Sibling
W Grady
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maud Grady
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billy Grady
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Grady
Sibling · 1940 · age 12
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 — Wake-County, North Carolina
Open full size
1940 US Federal Census — Wake-County, North Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02981-00035)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rudolph | 52 | Head | — | North Carolina |
| 42 | Alice Rudolph | 22 | Daughter | — | North Carolina |
| 43 | Fred Harris | 31 | Head | Laborer | North Carolina |
| 44 | Bertha Harris | 27 | Wife | — | North Carolina |
| 45 | Jethro Mae Harris | 6 | Daughter | — | North Carolina |
| 46 | Fred Jr. Harris | 11 | Son | — | North Carolina |
| 47 | John H. Arnold | 59 | Head | Farmer | North Carolina |
| 48 | Eula B. Arnold | 61 | Wife | — | North Carolina |
| 49 | Henry Arnold | 25 | Son | Farmer | North Carolina |
| 50 | Carrie P. Arnold | 26 | Daughter-in-law | — | North Carolina |
| 51 | Otis Scott | 30 | Head | Laborer | North Carolina |
| 52 | Elizabeth Scott | 28 | Wife | — | North Carolina |
| 53 | Johnnie Scott | 3 | Son | — | North Carolina |
| 54 | Geraldine Scott | 2 | Daughter | — | North Carolina |
| 55 | Jimmie Scott | 1 | Son | — | North Carolina |
| 56 | Frank L. Fowler | 57 | Head | Farmer | North Carolina |
| 57 | M. Maggie Fowler | 41 | Wife | — | Virginia |
| 58 | Kathleen Dupree | 20 | Daughter | Laborer | North Carolina |
| 59 | James D. Dupree | 3 | Grandson | — | North Carolina |
| 60 | Magdalene Dupree | 1 | Granddaughter | — | North Carolina |
| 61 | Z. C. Rudd | 49 | Head | Carpenter | North Carolina |
| 62 | Eloise Rudd | 47 | Wife | — | North Carolina |
| 63 | Pauline Rudd | 19 | Daughter | Clerk | North Carolina |
| 64 | Chandler Rudd | 16 | Son | — | North Carolina |
| 65 | Josephine Rudd | 13 | Daughter | — | North Carolina |
| 66 | Mack Rudd | 11 | Son | — | North Carolina |
| 67 | Jack Rudd | 11 | Son | — | North Carolina |
| 68 | Irving Grady | 40 | Head | Farmer | North Carolina |
| 69 | Nora Grady | 33 | Wife | — | North Carolina |
| 70 | Mary Lee Grady THIS PERSON | 15 | Daughter | — | North Carolina |
| 71 | Maud Lillian Grady | 14 | Daughter | — | North Carolina |
| 72 | James Grady | 12 | Son | — | North Carolina |
| 73 | Billy Grady | 6 | Son | — | North Carolina |
| 74 | W. C. Grady | 1 | Son | — | North Carolina |
| 75 | Esthis Brody | 28 | Head | Laborer | North Carolina |
| 76 | Junius Brody | 8 | Son | — | North Carolina |
| 77 | Herman Pennington | 25 | Head | Laborer | North Carolina |
| 78 | Beadie L. Pennington | 33 | Wife | — | North Carolina |
| 79 | Howard Pennington | 18 | Brother | Laborer | North Carolina |
| 80 | Leroy Pennington | 15 | Brother | Laborer | 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)