RW
Robert Warner — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Robert Warner across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 7-person household.
Age 17
b. ~1913
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Warner |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1913 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| William Warner | Son | — | 17 | ~1913 |
| Kate Warner | Head | — | 36 | ~1894 |
| Richard Warner | Son | — | 17 | ~1913 |
| Robert Warner | Son | — | 17 | ~1913 |
| James Warner | Son | — | 17 | ~1913 |
| John Warner | Son | — | 17 | ~1913 |
| Edward Warner | Son | — | 17 | ~1913 |
Census Appearances
1930
Cook, Illinois
Son, age 17
Cook, Illinois · implied b. ~1913 — 7 household members
| Surname | Warner |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 28
Cook-County, Illinois · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Werner |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Oak Park |
| 1935 Residence (County) | Cook |
| Occupation | Salesman |
| Industry | Unrestricte|Unrestricted Dist |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| 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 Warner across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Warner
Son · 1930 · age 17 · b. ~1913 · Illinois
★ You are viewing this record
Sibling
James Warner
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Warner
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Warner
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Warner
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Warner
Sibling · 1930 · age 17
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
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel482:0413)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Raymond Trenton | 40 | Head | Elevators | Ohio |
| 2 | Cora Trenton | 40 | Wife | — | Norway |
| 3 | Raymond Trenton | 5 | Son | — | Illinois |
| 4 | Edward Pollenback | 26 | Head | Plumber Helper | Illinois |
| 5 | Amanda Pollenback | 23 | Wife | — | Illinois |
| 6 | Harold Pollenback | 2 | Son | — | Illinois |
| 7 | Stanley Isaly | 45 | Head | Wood Carver | Illinois |
| 8 | Mary Isaly | 42 | Wife | — | Minnesota |
| 9 | Theodore Isaly | 17 | Son | Cable Wiring | Illinois |
| 10 | Lucile Isaly | 16 | Daughter | — | Illinois |
| 11 | Lorretta Isaly | 5 | Daughter | — | Illinois |
| 12 | Caroline Fichter | 60 | Mother-H | — | Alsace Lorraine |
| 13 | John Fichter | 36 | Son-Head | Cutter | New York |
| 14 | Kate Warner | 36 | Head | — | Illinois |
| 15 | Robert Warner THIS PERSON | 17 | Son | — | Illinois |
| 16 | William Warner | 17 | Son | — | Illinois |
| 17 | Edward Warner | 17 | Son | Newspaper | Illinois |
| 18 | John Warner | 17 | Son | Electric Plant | Illinois |
| 19 | Richard Warner | 17 | Son | — | Illinois |
| 20 | James Warner | 17 | Son | — | Illinois |
| 21 | Joseph Starlund | 29 | Head | Station Attendant | Kansas |
| 22 | Josephine Starlund | 31 | Wife | — | Missouri |
| 23 | Betty Jean Starlund | 3 | Daughter | — | Illinois |
| 24 | John Herman | 40 | Head | Shipping Clerk | Austria Hungary |
| 25 | Elizabeth Herman | 39 | Wife | — | Austria Hungary |
| 26 | Fred Mueller | 40 | Roomer | Machinist | Roumania |
| 27 | Fred Hartman | 38 | Head | Instructor | Austria |
| 28 | Elizabeth Hartman | 32 | Sister | — | Austria |
| 29 | Augusta Hartman | 30 | Sister | — | Austria |
| 30 | Adam Fatz | 37 | Head | Book Binder | Illinois |
| 31 | Helen Fatz | 37 | Wife | — | Illinois |
| 32 | Clarence Fatz | 15 | Son | — | Illinois |
| 33 | Chester Fatz | 12 | Son | — | Illinois |
| 34 | Grace Fatz | 9 | Daughter | — | Illinois |
| 35 | Albert Sundberg | 37 | Head | Salesman | Illinois |
| 36 | Nera Sundberg | 38 | Wife | — | Illinois |
| 37 | Frank Sundberg | 11 | Son | — | Illinois |
| 38 | Edward Sundberg | 9 | Son | — | Illinois |
| 39 | Lorraine Sundberg | 8 | Daughter | — | Illinois |
| 40 | Charlotte Sundberg | 5 | Daughter | — | Illinois |
| 41 | Lucile Sundberg | 2 | Daughter | — | Illinois |
| 42 | Math Oster | 42 | Head | Carpenter | Hungary |
| 43 | Kate Oster | 42 | Wife | — | Hungary |
| 44 | Elizabeth Oster | 22 | Daughter | Stenographer | Missouri |
| 45 | George Oster | 20 | Son | Architectural Drafting | Missouri |
| 46 | John Oster | 17 | Son | — | Missouri |
| 47 | Helen Oster | 14 | Daughter | Typing | Missouri |
| 48 | Peter Oster | 12 | Son | — | Missouri |
| 49 | Math Oster | 5 | Son | — | Illinois |
| 50 | Joseph Oster | 1 | Son | — | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)