JW
Jack Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mccurtain-County, Oklahoma
Our Model Tree links this Jack Williams across the 1930 and 1940 US Censuses in Mccurtain-County, Oklahoma (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 10-person household.
Age 15
b. ~1925
Male
Son
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mccurtain-County, Oklahoma |
| Surname | Williams |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | McCurtain |
| Additional Details | |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Occupation | Farming |
| Township / Ward | White Township |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jack | Age | Birth yr |
|---|---|---|---|---|
| Imogene Williams | Daughter | — | 11 | ~1929 |
| De Williams | Daughter | — | 12 | ~1928 |
| Bonnie Williams | Daughter | — | 6 | ~1934 |
| Ila Williams | Daughter | — | 5 | ~1935 |
| Beula Williams | Daughter | — | 1 | ~1939 |
| Walter Williams | Head | — | 59 | ~1881 |
| Jack Williams | Son | — | 15 | ~1925 |
| James Williams | Son | — | 8 | ~1932 |
| Bill Williams | Son | — | 17 | ~1923 |
| Annie Williams | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Mccurtain, Oklahoma
Son, age 5
Mccurtain, Oklahoma · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Texas |
| Mother's Birthplace | Georgia |
| Can Read/Write | No |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Mccurtain-County, Oklahoma
Son, age 15
Mccurtain-County, Oklahoma · implied b. ~1925 — 10 household members
| Surname | Williams |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | McCurtain |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 3 |
| 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 Jack Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jack Williams
Son · 1940 · age 15 · b. ~1925 · Oklahoma
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Sibling
De Williams
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beula Williams
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Imogene Williams
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ila Williams
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bill Williams
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Williams
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bonnie Williams
Sibling · 1940 · age 6
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 — Mccurtain-County, Oklahoma
Open full size
1940 US Federal Census — Mccurtain-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03309-00973)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lester Randolph | 14 | Son | Student | Oklahoma |
| 2 | Sidney Randolph | 10 | Son | Student | Oklahoma |
| 3 | Nettie Kilgore | Campbell | 45 | Housekeeper | Housekeeper | Arkansas |
| 4 | Eddy Mae Kilgore | 27 | Son of housekeeper | Truck Driver | Arkansas |
| 5 | Leslie Kilgore | 13 | Son of housekeeper | Student | Oklahoma |
| 6 | James Kilgore | 6 | Son of housekeeper | Student | Oklahoma |
| 7 | Ann Walton | 61 | Head | Housework | Texas |
| 8 | Bernyce Walton | 25 | Daughter | Teacher | Texas |
| 9 | James R. Cook | 63 | Head | Carpenter | Oklahoma |
| 10 | Laura L. Cook | 36 | Wife | Helper | Texas |
| 11 | Ann Cook | 4 | Daughter | — | Oklahoma |
| 12 | Walter M. Williams | 59 | Head | Common Labor | Arkansas |
| 13 | Annie Williams | 49 | Wife | Housewife | Arkansas |
| 14 | Bill Williams | 17 | Son | Farming | Oklahoma |
| 15 | Jack Williams THIS PERSON | 15 | Son | Farming | Oklahoma |
| 16 | De Dessie Mae Williams | 12 | Daughter | — | Oklahoma |
| 17 | Imogene Williams | 11 | Daughter | — | Oklahoma |
| 18 | James C. Williams | 8 | Son | — | Oklahoma |
| 19 | Bonnie Mae Williams | 6 | Daughter | — | Oklahoma |
| 20 | Ila Williams | 5 | Daughter | — | Oklahoma |
| 21 | Beula Fay Williams | 1 | Daughter | — | Oklahoma |
| 22 | Charley B. Johnson | 67 | Head | Farming | Miss. |
| 23 | Ethel Johnson | 50 | Wife | Housework | Arkansas |
| 24 | Louvena Johnson | 18 | Daughter | Student | Arkansas |
| 25 | Doris Jean Henson | 2 | Cousin | — | Oklahoma |
| 26 | Adon Perkins | 38 | Head | Farming | Arkansas |
| 27 | Anna Bell Hendrix | 40 | Housekeeper | Housework | Arkansas |
| 28 | Edgar Lee Perkins | 14 | Son | — | Arkansas |
| 29 | John A. Perkins | 12 | Son | — | Arkansas |
| 30 | Birdie B. Perkins | 9 | Daughter | — | Arkansas |
| 31 | John Mathews | 79 | Head | Farming | Arkansas |
| 32 | Harriett Vester | 65 | Boarder | Housewife | Arkansas |
| 33 | Willie Nolan | 46 | Uncle | Common Labor | Oklahoma |
| 34 | Aredie Nolan | 33 | Aunt | Housewife | Arkansas |
| 35 | Clotha Burch | 8 | Roomer | — | Oklahoma |
| 36 | Jack J. Revelle | 56 | Head | Common Labor | Missouri |
| 37 | Myrtle B. Revelle | 46 | Wife | — | Texas |
| 38 | J. Jack Jr. Revelle | 18 | Son | Farming | Oklahoma |
| 39 | Jake Dockery | 28 | Head | Farming | Oklahoma |
| 40 | Isabel Dockery | 27 | Wife | — | 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)