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William Hess — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this William Hess across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1907), then head of a 12-person household.
Age 23
b. ~1907
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Hess |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Assistant |
| Industry | Groceries |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Assistant |
| Township / Ward | Brookfield Village Pt |
| Est. Birth Year | ~1907 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Margaret Hess | Daughter | — | 19 | ~1911 |
| Elizabeth Hess | Daughter | — | 17 | ~1913 |
| Edna Hess | Daughter | — | 14 | ~1916 |
| William Hess | Head | — | 57 | ~1873 |
| William Hess | Son | — | 23 | ~1907 |
| George Hess | Son | — | 11 | ~1919 |
| Edgar Hess | Son | — | 14 | ~1916 |
| Robert Hess | Son | — | 8 | ~1922 |
| Edward Hess | Son | — | 21 | ~1909 |
| George Hess | Son | — | 43 | ~1887 |
| Mary Hess | Spouse | — | 54 | ~1876 |
| Mabel Hess | Spouse | — | 36 | ~1894 |
Census Appearances
1930
Cook, Illinois
Son, age 23
Cook, Illinois · implied b. ~1907 — 12 household members
| Surname | Hess |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Illinois |
| Occupation | Assistant |
| Industry | Groceries |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 34
Cook-County, Illinois · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hess |
| Given Name | Willard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago-City |
| 1935 Residence (County) | Cook |
| Occupation | office clerk |
| Industry | W.P.A. |
| Class of Worker | GW |
| Hours Worked | 26 |
| Income (1939) | 266 |
| 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 William Hess across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Hess
Son · 1930 · age 23 · b. ~1907 · Illinois
★ You are viewing this record
Sibling
Edgar Hess
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Hess
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Hess
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Hess
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Hess
Sibling · 1930 · age 43
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Hess
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Hess
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Hess
Sibling · 1930 · age 19
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:illinoiscensus00reel502:0229)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Andrew Chamber | 45 | Head | — | Illinois |
| 2 | Rose Chamber | 39 | Wife | — | Illinois |
| 3 | Edward Conley | 45 | Head | Contractor | Illinois |
| 4 | Alice H Conley | 43 | Wife | — | Massachusetts |
| 5 | Edward Conley | 23 | Son | Salesman | Illinois |
| 6 | Bessie Conley | 21 | Daughter | Clerk | Illinois |
| 7 | Alice Conley | 20 | Daughter | Nurse | Illinois |
| 8 | Stephen Conley | 21 | Son | — | Illinois |
| 9 | Lucille Conley | 19 | Daughter | Clerk | Illinois |
| 10 | William Conley | 17 | Son | — | Illinois |
| 11 | William Hess | 57 | Head | Merchant | Illinois |
| 12 | Mary Hess | 54 | Wife | — | Illinois |
| 13 | William Hess THIS PERSON | 23 | Son | Assistant | Illinois |
| 14 | Edward Hess | 21 | Son | — | Illinois |
| 15 | Margaret Hess | 19 | Daughter | — | Illinois |
| 16 | Elizabeth Hess | 17 | Daughter | — | Illinois |
| 17 | Edgar Hess | 14 | Son | — | Illinois |
| 18 | Edna Hess | 14 | Daughter | — | Illinois |
| 19 | George Hess | 43 | Son | Salesman | Illinois |
| 20 | Mabel Hess | 36 | Wife | — | Illinois |
| 21 | George Hess | 11 | Son | — | Illinois |
| 22 | Robert Hess | 8 | Son | — | Illinois |
| 23 | Frank Hess | 41 | Head | Conductor | Canada-English |
| 24 | Anna Hess | 50 | Wife | — | Indiana |
| 25 | Theodore Hess | 22 | Son | Barber | New Jersey |
| 26 | Ada Hess | 21 | Wife | Inspector | New York |
| 27 | Paulina Hess | 55 | Head | — | Germany |
| 28 | Florence Hess | 28 | Daughter | — | Illinois |
| 29 | George Hess | 26 | Son | Clerk | Illinois |
| 30 | Arthur Hess | 24 | Son | — | Illinois |
| 31 | William Hess | 7 | Son | — | Illinois |
| 32 | Louis Hess | 43 | Head | Accountant | Illinois |
| 33 | Mary Hess | 41 | Wife | — | Illinois |
| 34 | Louis Hess | 14 | Son | — | Illinois |
| 35 | Robert Hess | 17 | Son | — | Illinois |
| 36 | Clarence Hess | 13 | Son | — | Iowa |
| 37 | William Hess | 45 | Head | Manager | Indiana |
| 38 | Louise Hess | 43 | Wife | — | Illinois |
| 39 | William Hess | 18 | Son | Delivery Clerk | Illinois |
| 40 | Robert Hess | 15 | Son | — | Illinois |
| 41 | Stanley Hess | 10 | Son | — | Illinois |
| 42 | Stanley Hess | 28 | Head | Dentist | Illinois |
| 43 | Mary Hess | 24 | Wife | — | Illinois |
| 44 | Leo Hess | 60 | Head | Painter | Iowa |
| 45 | Anna Hess | 62 | Wife | — | Michigan |
| 46 | Irene Hess | 17 | Daughter | Mechanist | Alabama |
| 47 | Frank Hess | 32 | Head | Engineer | Illinois |
| 48 | Rose Hess | 28 | Wife | — | Illinois |
| 49 | Frank Hess | 6 | Son | — | Illinois |
| 50 | William Hess | 5 | 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)