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Robert White — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Robert White across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents John & Katherine — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | White |
| Given Name | Robert W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Coke Cleaner |
| Industry | Oil Refining |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1872 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Coke Cleaner |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1915 |
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 |
|---|---|---|---|---|
| Dorothy White | Daughter | — | 21 | ~1919 |
| John White | Head | — | 66 | ~1874 |
| Robert White | Son | — | 25 | ~1915 |
| Katherine White | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Cook, Illinois
Son, age 5
Cook, Illinois · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Robert W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ireland |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 15
Cook, Illinois · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Robert W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 25
Cook-County, Illinois · implied b. ~1915 — 4 household members
| Surname | White |
| Given Name | Robert W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Coke Cleaner |
| Industry | Oil Refining |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1872 |
| Highest Grade | H 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 Robert White across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John White (~0.92 confidence) and mother Katherine White (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John White
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Katherine White
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert White
Son · 1940 · age 25 · b. ~1915 · Illinois
★ You are viewing this record
Sibling
Dorothy White
Sibling · 1940 · age 21
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00942-00059)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William J. Darlamont | 45 | Head | Fireman | Michigan |
| 42 | Alice E. Darlamont | 46 | Wife | — | Michigan |
| 43 | Norman J. Darlamont | 16 | Son | — | Canada English |
| 44 | John H. B. White | 66 | Head | — | Ohio |
| 45 | Katherine White | 64 | Wife | — | Eire |
| 46 | Robert W. White THIS PERSON | 25 | Son | Coke Cleaner | Illinois |
| 47 | Dorothy White | 21 | Daughter | — | Illinois |
| 48 | Hulbert Anderson | 41 | Head | Mechanical Foreman | Illinois |
| 49 | Deloris Anderson | 27 | Wife | — | Illinois |
| 50 | Matilda Peters | 68 | Head | — | Germany |
| 51 | Elmer Peters | 30 | Son | Frame Billet Stock | Illinois |
| 52 | Marie Peters | 34 | Daughter in law | — | Illinois |
| 53 | Fred Peters | 24 | Son | Repairman | Illinois |
| 54 | Winifred Peters | 24 | Daughter in law | Secretary | England |
| 55 | George Withgus | 40 | Head | Painter | Illinois |
| 56 | Minnie Withgus | 40 | Wife | — | Illinois |
| 57 | Irene Withgus | 20 | Daughter | Clerk | Illinois |
| 58 | George Withgus | 16 | Son | — | Illinois |
| 59 | William Withgus | 8 | Son | — | Illinois |
| 60 | Lee Mcmahon | 50 | Head | Labor Dept. | Illinois |
| 61 | Winifred Mcmahon | 50 | Wife | — | Illinois |
| 62 | Vernon Mcmahon | 28 | Son | Assist. Credit Mgr. | Illinois |
| 63 | Eva Mcmahon | 26 | Daughter in law | Clerk | Illinois |
| 64 | Arthur Mcmahon | 21 | Son | Laborer | Illinois |
| 65 | Earl Williamson | 48 | Head | Steam Crane | Illinois |
| 66 | Mary Williamson | 34 | Wife | — | Illinois |
| 67 | Barbara Williamson | 13 | Daughter | — | Illinois |
| 68 | Mona Williamson | 11 | Daughter | — | Illinois |
| 69 | Geraldine Williamson | 8 | Daughter | — | Illinois |
| 70 | Mary Williamson | 3 | Daughter | — | Illinois |
| 71 | Rebecca Williamson | 2 | Daughter | — | Illinois |
| 72 | Martin Jorgensen | 52 | Head | Loader | Denmark |
| 73 | Hansine Jorgensen | 52 | Wife | — | Denmark |
| 74 | Phyllis Barthold | 18 | Niece | Telephone Operator | Illinois |
| 75 | Alonzo J. Vollrath | 52 | Head | Plumber | Illinois |
| 76 | Helena Vollrath | 52 | Wife | — | Illinois |
| 77 | Bernice Vollrath | 26 | Daughter | File Clerk | Illinois |
| 78 | Dorothy Vollrath | 23 | Daughter | Bookkeeper | Illinois |
| 79 | Robert Vollrath | 20 | Son | Sales Clerk | Illinois |
| 80 | Mabel Anderson | 49 | Head | — | Illinois |
Pedigree Summary
Robert + 1 sibling
Gen 1 · 2 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)