KW
Katie Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Clair-County, Illinois
Our Model Tree links this Katie Williams across the 1930 and 1940 US Censuses in St.-Clair-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1903), then head of a 8-person household.
Age 37
b. ~1903
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Clair-County, Illinois |
| Surname | Williams |
| Given Name | Katie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | E. St. Louis |
| 1935 Residence (County) | St. Clair |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | E St Louis |
| Est. Birth Year | ~1903 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Katie | Age | Birth yr |
|---|---|---|---|---|
| Katie Williams | Spouse | — | 37 | ~1903 |
| Pauline Heaton | Daughter | — | 19 | ~1921 |
| Eugene Williams | Son | — | 12 | ~1928 |
| Harry Williams | Son | — | 23 | ~1917 |
| Mary Williams | Daughter | — | 8 | ~1932 |
| Robert Williams | Son | — | 14 | ~1926 |
| Louis Williams | Head | — | 48 | ~1892 |
| Willie Williams | Son | — | 16 | ~1924 |
Census Appearances
1930
St Clair, …
Spouse, age 27
St Clair, Illinois · implied b. ~1903 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Katie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 17 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
St.-Clair-County, Illinois
Spouse, age 37
St.-Clair-County, Illinois · implied b. ~1903 — 8 household members
| Surname | Williams |
| Given Name | Katie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | E. St. Louis |
| 1935 Residence (County) | St. Clair |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Katie Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Katie Williams
Spouse · 1940 · age 37 · b. ~1903 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Clair-County, Illinois
Open full size
1940 US Federal Census — St.-Clair-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00880-00158)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carole Marlene Hines | 2 | Daughter | — | Illinois |
| 42 | Ernest Hines | 58 | Head | Iron Worker | Tennessee |
| 43 | Thelma Hines | 38 | Wife | — | Missouri |
| 44 | Ralph Hines | 12 | Son | — | Missouri |
| 45 | Louis Hines | 8 | Son | — | Missouri |
| 46 | James Hines | 5 | Son | — | Missouri |
| 47 | Tommy Hines | 3 | Son | — | Missouri |
| 48 | Elmer D Beckerdite | 40 | Head | Chemical Co. | Kansas |
| 49 | June Beckerdite | 36 | Wife | — | Missouri |
| 50 | Richard Beckerdite | 17 | Son | — | Arkansas |
| 51 | Jack Beckerdite | 15 | Son | New Worker | Illinois |
| 52 | William Beckerdite | 13 | Son | — | Illinois |
| 53 | Bill Lane | 38 | Head | Proprietor | Illinois |
| 54 | Helen Lane | 32 | Wife | — | Nebraska |
| 55 | Calvin Penrod | 24 | Lodger | Salesman | Missouri |
| 57 | Jesse Wilkins | 48 | Head | Plant Foreman | Missouri |
| 58 | Lula Wilkins | 42 | Wife | — | Oklahoma |
| 59 | Erma Wilkins | 17 | Daughter | New Worker | Oklahoma |
| 60 | Emma Crowe | 73 | Head | — | Illinois |
| 61 | Charles Crowe | 36 | Son | Cab Driver | Illinois |
| 62 | Walter Crowe | 28 | Son | Laborer | Illinois |
| 63 | Robert Crowe | 10 | Grandson | — | Illinois |
| 64 | Clara Rader | 65 | Head | — | Illinois |
| 65 | Jeffers Everett Rader | 24 | Son | Laborer | Illinois |
| 66 | Irma Schaffer | 53 | Head | — | Illinois |
| 67 | Loren Schaffer | 25 | Son | — | Illinois |
| 68 | William Smith | 52 | Lodger | Construction Laborer | Illinois |
| 69 | Viola Moore | 53 | Head | — | Illinois |
| 70 | Lawrence Schumacher | 36 | Son | Laborer | Illinois |
| 71 | Rose Robutz | 40 | Lodger | — | Illinois |
| 72 | Cora Wells | 67 | Head | — | Illinois |
| 73 | Louis Williams | 48 | Head | Laborer | Illinois |
| 74 | Katie Williams THIS PERSON | 37 | Wife | — | Illinois |
| 75 | Harry Williams | 23 | Son | Carpenter Helper | Illinois |
| 76 | Pauline Heaton | 19 | Daughter | — | Illinois |
| 77 | Willie Williams | 16 | Son | New Worker | Illinois |
| 78 | Robert Williams | 14 | Son | — | Illinois |
| 79 | Eugene Williams | 12 | Son | — | Illinois |
| 80 | Mary Williams | 8 | Daughter | — | Illinois |
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)