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Robert Williams — 1940 US Census Record
Model Tree available1940 United States Federal Census · King-County, Washington
Our Model Tree links this Robert Williams across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Male
Son
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Williams |
| Given Name | Robert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle city |
| 1935 Residence (County) | King |
| Additional Details | |
| Occupation | Pressman |
| Industry | Daily Newspaper |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Pressman |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1918 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Owen Williams | Head | — | 55 | ~1885 |
| Robert Williams | Son | — | 22 | ~1918 |
| Richard Williams | Son | — | 24 | ~1916 |
| Elizabeth Williams | Spouse | — | 45 | ~1895 |
Census Appearances
1920
King, Washington
Son, age 1
King, Washington · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
King, Washington
Son, age 11
King, Washington · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Son, age 22
King-County, Washington · implied b. ~1918 — 4 household members
| Surname | Williams |
| Given Name | Robert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle city |
| 1935 Residence (County) | King |
| Occupation | Pressman |
| Industry | Daily Newspaper |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | H 4 |
| 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 Robert Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Williams (~0.92 confidence) and father John Williams (~0.92 confidence) and father Owen Williams (~0.92 confidence) and mother Elizabeth Williams (~0.92 confidence) and mother Isabel Williams (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Williams
b. ~1868
Source father
● Household
· direct · ~0.92
Father
John Williams
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Owen Williams
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Williams
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Isabel Williams
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Williams
Son · 1940 · age 22 · b. ~1918 · Washington
★ You are viewing this record
Sibling
Richard Williams
Sibling · 1940 · age 24
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 — King-County, Washington
Open full size
1940 US Federal Census — King-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04375-00117)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Agusta Griffiths | 57 | Wife | — | Wales |
| 42 | David O. Griffiths | 29 | Son | Seaman | Washington |
| 43 | Catherine M. Griffiths | 22 | Daughter | Cereal Worker | Washington |
| 44 | Owen M. Williams | 55 | Head | Utility Man | Wales |
| 45 | Elizabeth Williams | 45 | Wife | — | Wales |
| 46 | Richard O. Williams | 24 | Son | Type Setter Apprentice | Washington |
| 47 | Robert J. Williams THIS PERSON | 22 | Son | Pressman | Washington |
| 48 | Rex G. Gregory | 39 | Head | Mate | Nevada |
| 49 | Anna M. Gregory | 37 | Wife | Chocolate Dipper | Denmark |
| 50 | Mary A. Ellerman | 16 | Daughter | — | Same place |
| 51 | Albert A. Ellerman | 70 | Son-in-law | — | Denmark |
| 52 | Inger M. Ellerman | 62 | Mother-in-law | — | Denmark |
| 53 | Ernest B. Tanner | 52 | Head | Brick Layer | North Dakota |
| 54 | Ella F. Tanner | 40 | Wife | — | North Dakota |
| 55 | Robert A. Tanner | 13 | Son | — | Washington |
| 56 | Earl M. Tanner | 11 | Son | — | Washington |
| 57 | Bonnie L. Tanner | 9 | Daughter | — | Washington |
| 58 | Emil M. Spawnhover | 53 | Head | Pile Driver | Michigan |
| 59 | Anna R. Spawnhover | 61 | Wife | — | Illinois |
| 60 | Samuel B. Preston | 39 | Step-son | Laborer | Kansas |
| 61 | Kenneth P. Mcintyre | 33 | Head | Laborer | Minnesota |
| 62 | Evelyn F. Mcintyre | 31 | Wife | — | Washington |
| 63 | Kenneth E. Mcintyre | 12 | Son | — | Washington |
| 64 | Joyce E. Mcintyre | 6 | Daughter | — | Washington |
| 65 | Richard Davis | 68 | Head | Fireman | Michigan |
| 66 | Alice L. Davis | 63 | Wife | — | Canada |
| 67 | Arthur L. Barth | 60 | Head | Tile Contractor | Wisconsin |
| 68 | Eunice L. Barth | 49 | Wife | — | Missouri |
| 69 | Willman A. Barth | 20 | Son | Salesman | Washington |
| 70 | Miriam M. Barth | 12 | Daughter | — | Washington |
| 71 | John E. Haines | 53 | Head | Salesman | Norway |
| 72 | Karen K. Haines | 52 | Wife | — | Norway |
| 73 | Margaret Haines | 21 | Daughter | Secretarial Clerk | Washington |
| 74 | Shirley N. Haines | 18 | Daughter | Stenographer | Washington |
| 75 | Otto Johnson | 58 | Head | — | Finland |
| 76 | Fannie Johnson | 51 | Wife | — | Finland |
| 77 | Cora L. Macdonald | 59 | Head | — | Canada |
| 78 | Carl L. Guffin | 49 | Head | Part Owner | Michigan |
| 79 | Barbara G. Guffin | 44 | Wife | — | Washington |
| 80 | Susie L. Ogden | 35 | Head | Waitress | West Virginia |
Pedigree Summary
Robert + 1 sibling
Gen 1 · 5 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)