JW
Jack Williams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pierce-County, Washington
Our Model Tree links this Jack Williams across the 1920, 1930 and 1940 US Censuses in Pierce-County, Washington (XGBoost, ~Confirmed), with identified parents Frank & Ruth — first a son (b.~1916), then head of a 5-person household.
Age 24
b. ~1916
Male
Son
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pierce-County, Washington |
| Surname | Williams |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Puyallup |
| 1935 Residence (County) | Pierce |
| Additional Details | |
| Occupation | Laborer |
| Industry | Odd jobs |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 275 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Laborer |
| Township / Ward | Puyallup |
| Est. Birth Year | ~1916 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jack | Age | Birth yr |
|---|---|---|---|---|
| Kathryn Williams | Daughter | — | 19 | ~1921 |
| Frank Williams | Head | — | 50 | ~1890 |
| Jack Williams | Son | — | 24 | ~1916 |
| Donald Williams | Son | — | 10 | ~1930 |
| Ruth Williams | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Pierce, Washington
Son, age 3
Pierce, Washington · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Jack |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Canada |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Pierce, Washington
Son, age 13
Pierce, Washington · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Canada-English |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Pierce-County, Washington
Son, age 24
Pierce-County, Washington · implied b. ~1916 — 5 household members
| Surname | Williams |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Puyallup |
| 1935 Residence (County) | Pierce |
| Occupation | Laborer |
| Industry | Odd jobs |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 275 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Williams (~0.92 confidence) and mother Ruth Williams (~0.92 confidence) and father Frank Williams (~0.92 confidence) and mother Ruth Williams (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Williams
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Ruth Williams
b. ~1891
Source mother
● Household
· direct · ~0.92
Father
Frank Williams
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Ruth Williams
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Jack Williams
Son · 1940 · age 24 · b. ~1916 · Washington
★ You are viewing this record
Sibling
Kathryn Williams
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Williams
Sibling · 1940 · age 10
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 — Pierce-County, Washington
Open full size
1940 US Federal Census — Pierce-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04356-00564)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dyer Downing | 24 | Head | Property Clerk | Washington |
| 2 | Mae Downing | 20 | Wife | — | Washington |
| 3 | Dyer P Downing | 2 | Son | — | Washington |
| 4 | Jens A Simerson | 38 | Head | Laborer | Norway |
| 5 | Margaret Simerson | 33 | Wife | — | Sweden |
| 6 | Pearl Simerson | 5 | Daughter | — | Washington |
| 7 | Robert Simerson | 1 | Son | — | Washington |
| 8 | William Turner | 67 | Head | — | Minnesota |
| 9 | Nellie Turner | 53 | Wife | — | Iowa |
| 10 | William C Du Bell | 46 | Head | Bookkeeper | Minnesota |
| 11 | Norma Du Bell | 42 | Wife | — | New York |
| 12 | William F Du Bell | 81 | Father | — | Wisconsin |
| 13 | Frank Williams | 50 | Head | Painter | Michigan |
| 14 | Ruth M Williams | 49 | Wife | — | Canada-Fr |
| 15 | Jack Williams THIS PERSON | 24 | Son | Laborer | Washington |
| 16 | Kathryn Williams | 19 | Daughter | New Worker | Washington |
| 17 | Donald Williams | 10 | Son | — | Washington |
| 18 | Samuel Mchargue | 74 | Head | Farmer | New York |
| 19 | Lorne Duncombe | 49 | Head | Trucker | Michigan |
| 20 | Fred Duncombe | 76 | Father | — | Canada-Eng |
| 21 | Herbert Younker | 35 | Head | Laborer | Nebraska |
| 22 | Ismay Younker | 31 | Wife | — | Nebraska |
| 23 | Marvin Younker | 12 | Son | — | So Dakota |
| 24 | Gaylane Younker | 6 | Daughter | — | So Dakota |
| 25 | Axel Raymond | 65 | Head | Farmer | Sweden |
| 26 | Elizabeth Raymond | 61 | Wife | — | England |
| 27 | Robert Bigelow | 66 | Head | Gardener | Iowa |
| 28 | Vina M Bigelow | 57 | Wife | — | Kansas |
| 29 | Robert E Bigelow | 19 | Son | Laborer | Washington |
| 30 | Ruth M Bigelow | 18 | Daughter | — | Washington |
| 31 | William Winzir | 50 | Head | Herdsman | Michigan |
| 32 | Adelaide Winzir | 52 | Wife | — | Nebraska |
| 33 | Nadine Winzir | 21 | Daughter | — | Washington |
| 34 | Esther Winzir | 19 | Daughter | — | Washington |
| 35 | Lucille Winzir | 14 | Daughter | — | Washington |
| 36 | George Morrison | 66 | Head | Farmer | Minnesota |
| 37 | Annabel Morrison | 69 | Wife | — | Scotland |
| 38 | John Alswager | 32 | Head | Dairy Asst | Wisconsin |
| 39 | — | None | — | — | — |
| 40 | — | None | — | — | — |
Pedigree Summary
Jack + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)