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Robert Grant — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Texas-County, Oklahoma
Our Model Tree links this Robert Grant across the 1930 and 1940 US Censuses in Texas-County, Oklahoma (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 11-person household.
Age 11
b. ~1929
Male
Son
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Texas-County, Oklahoma |
| Surname | Grant |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Nabisco Township |
| 1935 Residence (County) | Texas |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Township / Ward | Nabisco Township |
| Est. Birth Year | ~1929 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Grant | Son | — | 11 | ~1929 |
| Ola Grant | Daughter | — | 3 | ~1937 |
| Chester Grant | Son | — | 13 | ~1927 |
| Jim Grant | Son | — | 20 | ~1920 |
| Dillard Grant | Son | — | 6 | ~1934 |
| Robert Grant | Head | — | 47 | ~1893 |
| Gladys Grant | Daughter | — | 16 | ~1924 |
| Edith Grant | Spouse | — | 41 | ~1899 |
| Donald Grant | Son | — | 8 | ~1932 |
| James Grant | Son | — | 15 | ~1925 |
| Nina Grant | Daughter | — | 18 | ~1922 |
Census Appearances
1930
Texas, Oklahoma
Son, age 1
Texas, Oklahoma · implied b. ~1929 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Texas |
| Occupation | none |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Texas-County, Oklahoma
Son, age 11
Texas-County, Oklahoma · implied b. ~1929 — 11 household members
| Surname | Grant |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Nabisco Township |
| 1935 Residence (County) | Texas |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Robert Grant across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Grant
Son · 1940 · age 11 · b. ~1929 · Oklahoma
★ You are viewing this record
Sibling
Nina Grant
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Grant
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dillard Grant
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Chester Grant
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ola Grant
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Grant
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Grant
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jim Grant
Sibling · 1940 · age 20
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 — Texas-County, Oklahoma
Open full size
1940 US Federal Census — Texas-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03335-00228)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sam Frazier | 37 | Head | Farmer | Oklahoma |
| 2 | Lela Frazier | 33 | Wife | — | Oklahoma |
| 3 | Melvin Frazier | 10 | Son | — | Oklahoma |
| 4 | Gerald Frazier | 6 | Son | — | Oklahoma |
| 5 | Ben E. North | 36 | Head | Farmer | Kansas |
| 6 | Anna North | 64 | Mother | — | Russia |
| 7 | Anna North | 39 | Sister | — | Kansas |
| 8 | Clarence North | 28 | Brother | Farmer | Oklahoma |
| 9 | Elizabeth North | 26 | Sister | — | Oklahoma |
| 10 | C. L. Mitchell | 39 | Head | Farmer | Tennessee |
| 11 | Thelma Mitchell | 35 | Wife | — | Oklahoma |
| 12 | Maurice Mitchell | 9 | Son | — | Oklahoma |
| 13 | James Mitchell | 7 | Son | — | Oklahoma |
| 14 | Dwayne Mitchell | 2 | Son | — | Oklahoma |
| 15 | Joseph R. Nix | 67 | Head | Farmer | Missouri |
| 16 | Carl D. Kilgore | 39 | Head | Farmer | Tennessee |
| 17 | Lylva Kilgore | 34 | Wife | — | Oklahoma |
| 18 | Isaac Scroggins | 34 | Brother in law | Farmer | Oklahoma |
| 19 | Claude S. Decker | 55 | Head | Farmer | Illinois |
| 20 | Sybil Decker | 50 | Wife | — | Missouri |
| 21 | Francis Decker | 21 | Son | Farmer | Oklahoma |
| 22 | Father Conory | 88 | Father | — | Illinois |
| 23 | Hattie Conory | 82 | Mother | — | Virginia |
| 24 | Robert Grant | 47 | Head | Farmer | Missouri |
| 25 | Edith Grant | 41 | Wife | — | Texas |
| 26 | Jim Grant | 20 | Son | — | Oklahoma |
| 27 | Nina Grant | 18 | Daughter | — | Oklahoma |
| 28 | Gladys Grant | 16 | Daughter | — | Oklahoma |
| 29 | James Grant | 15 | Son | — | Oklahoma |
| 30 | Chester Grant | 13 | Son | — | Oklahoma |
| 31 | Robert Grant THIS PERSON | 11 | Son | — | Oklahoma |
| 32 | Donald Grant | 8 | Son | — | Oklahoma |
| 33 | Dillard Grant | 6 | Son | — | Oklahoma |
| 34 | Ola Grant | 3 | Daughter | — | Oklahoma |
| 35 | Dan Mason | 26 | Head | Farmer | Oklahoma |
| 36 | Minnie Mason | 26 | Wife | — | Oklahoma |
| 37 | Devon Mason | 3 | Daughter | — | California |
| 38 | Henry B. Parks | 59 | Head | Farmer | Kansas |
| 39 | Minnie Parks | 61 | Wife | — | Indiana |
| 40 | Pete Parks | 31 | Head | Farmer | Oklahoma |
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)