WS
William Stark — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this William Stark across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 11-person household.
Age 15
b. ~1915
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Stark |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| 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 | Elmwood Park Village Part Of |
| 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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Arthur Stark | Son | — | 1 | ~1929 |
| Charles Stark | Head | — | 37 | ~1893 |
| Russell Stark | Son | — | 4 | ~1926 |
| William Stark | Son | — | 15 | ~1915 |
| Lillian Stark | Other | — | 37 | ~1893 |
| Dorothy Stark | Daughter | — | 2 | ~1928 |
| Lillian Stark | Daughter | — | 11 | ~1919 |
| George Stark | Son | — | 7 | ~1923 |
| Walter Stark | Son | — | 1 | ~1929 |
| Charles Stark | Son | — | 13 | ~1917 |
| Frank Stark | Son | — | 10 | ~1920 |
Census Appearances
1930
Cook, Illinois
Son, age 15
Cook, Illinois · implied b. ~1915 — 11 household members
| Surname | Stark |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| 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
Dupage-County, Illinois
Son, age 26
Dupage-County, Illinois · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Starck |
| Given Name | William E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Winfield Township |
| 1935 Residence (County) | Du Page |
| Occupation | Signal Helper |
| Industry | Steam R.R. |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1200 |
| 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 Stark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Stark
Son · 1930 · age 15 · b. ~1915 · Illinois
★ You are viewing this record
Sibling
Lillian Stark
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Stark
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Stark
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Stark
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Stark
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Stark
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Stark
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russell Stark
Sibling · 1930 · age 4
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:illinoiscensus00reel501:0219)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Everett L Brandenburg | 34 | Head | Minister | Michigan |
| 2 | Ruth O Brandenburg | 37 | Wife-H | — | Illinois |
| 3 | Frederick L Brandenburg | 11 | Son | — | Wisconsin |
| 4 | Robert L Brandenburg | 5 | Son | — | Wisconsin |
| 5 | Ruth C Brandenburg | 2 | Daughter | — | Wisconsin |
| 6 | John Snyder | 31 | Head | — | Illinois |
| 7 | Marie Snyder | 31 | Wife-H | — | Illinois |
| 8 | James Snyder | 3 | Son | — | Illinois |
| 9 | James Snyder | 69 | Father | — | Czecho-Slovakia |
| 10 | Emma Snyder | 15 | Daughter | — | Illinois |
| 11 | Thomas H Winkelman | 35 | Head | — | Germany |
| 12 | Emma Winkelman | 32 | Wife-H | — | Germany |
| 13 | Thomas Winkelman | 2 | Son | — | Illinois |
| 14 | Lydia Winkelman | 20 | Daughter | — | Illinois |
| 15 | Emma Winkelman | 18 | Daughter | — | Illinois |
| 16 | Martha Winkelman | 16 | Daughter | — | Illinois |
| 17 | Herman Winkelman | 14 | Son | — | Illinois |
| 18 | Charles Stark | 37 | Head | Inspector | Illinois |
| 19 | Lillian Stark | 37 | Wife-H | — | Illinois |
| 20 | William Stark THIS PERSON | 15 | Son | — | Illinois |
| 21 | Charles Stark | 13 | Son | — | Illinois |
| 22 | Lillian Stark | 11 | Daughter | — | Illinois |
| 23 | Frank Stark | 10 | Son | — | Illinois |
| 24 | George Stark | 7 | Son | — | Illinois |
| 25 | Russell Stark | 4 | Son | — | Illinois |
| 26 | Dorothy Stark | 2 | Daughter | — | Illinois |
| 27 | Arthur Stark | 1 | Son | — | Illinois |
| 28 | Walter Stark | 1 | Son | — | Illinois |
| 29 | Fred G Pepper | 35 | Head | Auditor | Illinois |
| 30 | Helen H Pepper | 30 | Wife-H | — | Illinois |
| 31 | Fred Moorman | 35 | Head | — | Illinois |
| 32 | Anna Moorman | 32 | Wife-H | — | Illinois |
| 33 | Fred Moorman | 8 | Son | — | Illinois |
| 34 | Anna Moorman | 6 | Daughter | — | Illinois |
| 35 | George Moorman | 5 | Son | — | Illinois |
| 36 | Kenneth Woodruff | 30 | Head | — | Indiana |
| 37 | Mary Woodruff | 30 | Wife-H | — | Indiana |
| 38 | Ernest Riley | 39 | Head | Contractor | Illinois |
| 39 | Eva L Riley | 33 | Wife-H | — | Illinois |
| 40 | Ernest L Riley | 5 | Daughter | — | Illinois |
| 41 | Dale E Riley | 12 | Nephew | — | Illinois |
| 42 | Rachel R Holt | 53 | Mother-in-law | — | Illinois |
| 43 | Irene J Holt | 24 | Sister-in-law | — | Illinois |
| 44 | Harry W Larson | 28 | Head | Engineer | Tennessee |
| 45 | Lily M Larson | 30 | Wife-H | — | Sweden |
| 46 | Donald W Larson | 2 | Son | — | Illinois |
| 47 | Ralph E Bloom | 37 | Head | Accountant | Illinois |
| 48 | Ruth M Bloom | 35 | Wife-H | — | Illinois |
| 49 | Ralph J Bloom | 11 | Son | — | Illinois |
| 50 | Robert W Bloom | 10 | 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)