WH
William Hickey — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this William Hickey across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1906), then head of a 2-person household.
Age 34
b. ~1906
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Hickey |
| Given Name | William T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | CHICAGO |
| 1935 Residence (County) | COOK |
| Additional Details | |
| Occupation | Traveling Salesman |
| Industry | Wholesale |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 600 |
| Highest Grade | C-2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Traveling Salesman |
| Township / Ward | Chicago |
| Est. Birth Year | ~1906 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Hickey | Son | — | 34 | ~1906 |
| William Hickey | Head | — | 69 | ~1871 |
Census Appearances
1920
Cook, Illinois
Son, age 14
Cook, Illinois · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hickey |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 24
Cook, Illinois · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hickey |
| Given Name | William F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Salesman |
| Industry | Jewelry |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 34
Cook-County, Illinois · implied b. ~1906 — 2 household members
| Surname | Hickey |
| Given Name | William T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | CHICAGO |
| 1935 Residence (County) | COOK |
| Occupation | Traveling Salesman |
| Industry | Wholesale |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 600 |
| Highest Grade | C-2 |
| 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 Hickey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Hickey (~0.92 confidence) and father William Hickey (~0.92 confidence) and father William Hickey (~0.92 confidence) and mother Alice Hickey (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Hickey
b. ~1874
Source father
● Household
· direct · ~0.92
Father
William Hickey
b. ~1873
Source father
● Household
· direct · ~0.92
Father
William Hickey
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Alice Hickey
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Hickey
Son · 1940 · age 34 · b. ~1906 · Illinois
★ You are viewing this record
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-t0627-01022-00520)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Grimes | 17 | Son | — | Illinois |
| 42 | Virginia Grimes | 15 | Daughter | — | Illinois |
| 43 | Hugh Grimes | 10 | Son | — | Illinois |
| 44 | Waldimer Hultgren | 38 | Head | Electrician | Sweden |
| 45 | Julia Hultgren | 44 | Wife | — | Sweden |
| 46 | Margarita Hultgren | 21 | Daughter | Clerk | Illinois |
| 47 | Walter Hultgren | 12 | Son | — | Illinois |
| 48 | Henry F. Miller | 57 | Head | Operator | Illinois |
| 49 | Mary Miller | 52 | Wife | — | Illinois |
| 50 | Donald J. Miller | 27 | Son | Proof Reading | Illinois |
| 51 | Henry A. Miller | 19 | Son | — | Illinois |
| 52 | Elmer Rumford | 42 | Head | Driver | Kansas |
| 53 | Ethel Rumford | 42 | Wife | — | Illinois |
| 54 | Glenna Rumford | 16 | Daughter | — | Illinois |
| 55 | Lois Rumford | 13 | Daughter | — | Illinois |
| 56 | Marjorie Rumford | 10 | Daughter | — | Illinois |
| 57 | John Shack | 55 | Head | Baker | Austria |
| 58 | Mary Shack | 50 | Wife | Clerk | Germany |
| 59 | Eric Sundahl | 52 | Head | Draftsman | Sweden |
| 60 | Ines Sundahl | 46 | Wife | — | Sweden |
| 61 | Betty Sundahl | 18 | Daughter | Typist | Illinois |
| 62 | Anna Strand | 29 | Lodger | Operator | Illinois |
| 63 | Otto Richiardi | 30 | Head | Teacher | Massachusetts |
| 64 | Edna Richiardi | 31 | Wife | — | North Dakota |
| 65 | Robert Richiardi | 5 | Son | — | Illinois |
| 66 | Margaret Richiardi | 1 | Daughter | — | Illinois |
| 67 | Benjamin F. Dietz | 43 | Head | Policeman | Illinois |
| 68 | Hazel Dietz | 43 | Wife | — | Illinois |
| 69 | Jack L. Dietz | 25 | Son | Laborer | Illinois |
| 70 | Blair F. Dietz | 23 | Son | — | Illinois |
| 71 | John Anderson | 83 | Head | Maintenance | Sweden |
| 72 | Ida H. Anderson | 71 | Wife | — | Sweden |
| 73 | William M. Hickey | 69 | Head | — | Illinois |
| 74 | William T. Hickey THIS PERSON | 34 | Son | Traveling Salesman | Illinois |
| 75 | Stanley R. Anderson | 43 | Head | Owner | Illinois |
| 76 | Bertha Anderson | 38 | Wife | — | North Dakota |
| 77 | Walter J. Prill | 43 | Head | Owner | Illinois |
| 78 | Ebba Prill | 40 | Wife | — | Illinois |
| 79 | Victor E. Htertstedt | 78 | Father-in-law | — | Sweden |
| 80 | Michael J. Driscoll | 64 | Head | Clerk | New Hampshire |
Pedigree Summary
William
Gen 1 · 4 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)