JH
John Hanna — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Hanna across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1899), then head of a 4-person household.
Age 41
b. ~1899
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Hanna |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Automobile dealer |
| Industry | Auto shop |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Automobile Dealer |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1899 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Joan Hanna | Daughter | — | 11 | ~1929 |
| Gladys Hanna | Spouse | — | 39 | ~1901 |
| Janet Hanna | Daughter | — | 16 | ~1924 |
| John Hanna | Head | — | 41 | ~1899 |
Census Appearances
1930
Cook, Illinois
Head, age 30
Cook, Illinois · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hannus |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 28 |
| Father's Birthplace | Czechoslovakia |
| Mother's Birthplace | Illinois |
| Occupation | Salesman |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 53 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 41
Cook-County, Illinois · implied b. ~1899 — 4 household members
| Surname | Hanna |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Automobile dealer |
| Industry | Auto shop |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-3 |
| 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 John Hanna across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Hanna
Head · 1940 · age 41 · b. ~1899 · Illinois
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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-t0627-00958-00362)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Meinecke | 38 | Wife | — | Illinois |
| 2 | Emily Christopher | 35 | Sister-in-law | — | Illinois |
| 3 | William Griffin | 28 | Head | Janitor | Illinois |
| 4 | Lucille Griffin | 25 | Wife | — | Eire |
| 5 | William Griffin | 2 | Son | — | Illinois |
| 6 | Catherine Griffin | 0 | Daughter | — | Illinois |
| 7 | Fred Light | 47 | Head | Commission | Iowa |
| 8 | Marie Light | 42 | Wife | — | Illinois |
| 9 | Betty Light | 13 | Daughter | — | Illinois |
| 10 | Margaret Ehrhardt | 38 | Head | Advertising Agent | Illinois |
| 11 | John Ehrhardt | 13 | Son | — | Illinois |
| 12 | Wilbur Ehrhardt | 11 | Son | — | Illinois |
| 13 | Joseph Lebeau | 42 | Head | Truck Driver | Illinois |
| 14 | Madeline Lebeau | 40 | Wife | — | Illinois |
| 15 | Parker Lebeau | 13 | Son | — | Illinois |
| 16 | Gloria Lebeau | 10 | Daughter | — | Illinois |
| 17 | John Wurtz | 55 | Head | Inspector | New York |
| 18 | Edna Wurtz | 48 | Wife | — | Illinois |
| 19 | Lois Wurtz | 15 | Daughter | — | Illinois |
| 20 | John Wurtz | 5 | Son | — | Illinois |
| 21 | John Hanna THIS PERSON | 41 | Head | Automobile Dealer | Illinois |
| 22 | Gladys Hanna | 39 | Wife | — | Illinois |
| 23 | Janet Hanna | 16 | Daughter | — | Illinois |
| 24 | Joan Hanna | 11 | Daughter | — | Illinois |
| 25 | Ben Jones | 22 | Head | Auditor | Illinois |
| 26 | Jane Jones | 23 | Wife | — | Illinois |
| 27 | Extra Line Jones | None | — | — | — |
| 28 | Edwin Stupp | 45 | Head | Salesman | Illinois |
| 29 | Loretta Stupp | 43 | Wife | — | Kansas |
| 30 | Richard Stupp | 16 | Son | — | Illinois |
| 31 | Phyllis Stupp | 11 | Daughter | — | Illinois |
| 32 | Carl Johanson | 60 | Head | Stationary Engineer | Sweden |
| 33 | Malin Johanson | 57 | Wife | — | Sweden |
| 34 | Thomas Burke | 68 | Head | Cooper | Eire |
| 35 | Loretta Burke | 40 | Daughter | — | Illinois |
| 36 | Agnes Moore | 36 | Daughter | Typist | Illinois |
| 37 | Edward Moore | 14 | Grandson | — | Illinois |
| 38 | Helen Moore | 12 | Granddaughter | — | Illinois |
| 39 | Virginia Moore | 10 | Granddaughter | — | Illinois |
| 40 | Annie Burke | 55 | Sister | Dressmaker | Eire |
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)