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William Heller — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this William Heller across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a head (b.~1894), then head of a 11-person household.
Age 36
b. ~1894
Male
Head
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Heller |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | Proprietor |
| Industry | Restaurant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 22.00 |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Proprietor |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1894 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Heller | Son | — | 10 | ~1920 |
| Louisa Hoover | Other | — | 58 | ~1872 |
| Paul Loutkowski | Other | — | 30 | ~1900 |
| Lillian Heller | Daughter | — | 9 | ~1921 |
| Steve Evans | Other | — | 49 | ~1881 |
| Rose Heller | Spouse | — | 36 | ~1894 |
| George Rebar | Other | — | 60 | ~1870 |
| Joseph Lysieyl | Other | — | 54 | ~1876 |
| Edwin Heller | Son | — | 14 | ~1916 |
| William Heller | Head | — | 36 | ~1894 |
| Anna Hanlon | Other | — | 45 | ~1885 |
Census Appearances
1930
Cook, Illinois
Head, age 36
Cook, Illinois · implied b. ~1894 — 11 household members
| Surname | Heller |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Proprietor |
| Industry | Restaurant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 22.00 |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 46
Cook-County, Illinois · implied b. ~1894 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoeller |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Cicero town |
| 1935 Residence (County) | Cook |
| Occupation | Bus Driver |
| Industry | Motor coach company |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1800 |
| Highest Grade | H 8 |
| 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 William Heller across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Heller
Head · 1930 · age 36 · b. ~1894 · Illinois
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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
20 people indexed on this census page (ia:1930:illinoiscensus00reel458:0351)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carmine Sabatina | 40 | Head | Proprietor | Italy |
| 2 | Pasqua Sabatina | 38 | Wife | — | Italy |
| 3 | Frank Sabatina | 8 | Son | — | Illinois |
| 4 | John Sabatina | 5 | Son | — | Illinois |
| 5 | Danda Sabatina | 3 | Son | — | Illinois |
| 6 | John Wolf | 42 | Head | Janitor | Italy |
| 7 | Giovannina Wolf | 41 | Wife | — | Italy |
| 8 | Piero Wolf | 17 | Son | — | Italy |
| 9 | William Heller THIS PERSON | 36 | Head | Proprietor | Illinois |
| 10 | Rose Heller | 36 | Wife | — | Illinois |
| 11 | Edwin Heller | 14 | Son | — | Illinois |
| 12 | William Heller | 10 | Son | — | Illinois |
| 13 | Lillian Heller | 9 | Daughter | — | Illinois |
| 14 | Anna Hanlon | 45 | Sister | Waitress | Illinois |
| 15 | John | 46 | Boarder | Smelter | Poland |
| 16 | Steve E. Evans | 49 | Roomer | Machinist | Ohio |
| 17 | George Rebar | 60 | Roomer | Woodworker | France |
| 18 | Louisa Hoover | 58 | Maid | Servant | Illinois |
| 19 | Joseph Lysieyl | 54 | Roomer | Engineer | Austria |
| 20 | Paul Loutkowski | 30 | Roomer | Machinist | Germany |
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)