JC
Joseph Cohen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Joseph Cohen across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Anna & Samuel — first a head (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Cohen |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Salesman |
| Industry | Friend |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2780 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Salesman |
| Township / Ward | Chicago |
| Est. Birth Year | ~1912 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Reva Cohen | Daughter | — | 17 | ~1923 |
| Joseph Cohen | Head | — | 28 | ~1912 |
| Harvey Cohen | Son | — | 4 | ~1936 |
| Clara Cohen | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Cook, Illinois
Son, age 6
Cook, Illinois · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cohen |
| Given Name | Joseph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 17
Cook, Illinois · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cohen |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | Clerk |
| Industry | Grocery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 28
Cook-County, Illinois · implied b. ~1912 — 4 household members
| Surname | Cohen |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Salesman |
| Industry | Friend |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2780 |
| Highest Grade | Hs 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 Joseph Cohen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Anna Cohen (~0.92 confidence) and father Samuel Cohen (~0.92 confidence) and mother Ruth Cohen (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Anna Cohen
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Samuel Cohen
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Ruth Cohen
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Cohen
Head · 1940 · age 28 · b. ~1912 · 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-t0627-01001-00663)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herman Barren | 19 | Roomer | Salesman | Illinois |
| 2 | Joseph Cohen THIS PERSON | 28 | Head | Salesman | Illinois |
| 3 | Clara Cohen | 26 | Wife | No | Illinois |
| 4 | Reva Cohen | 17 | Daughter | New Worker | Illinois |
| 5 | Harvey Cohen | 4 | Son | — | Illinois |
| 6 | Paul Paisner | 41 | Head | Salesman | Russia |
| 7 | Bella Paisner | 41 | Wife | No | Romania |
| 8 | Myrna Paisner | 4 | Daughter | — | Illinois |
| 9 | Peter Vernquist | 65 | Head | Tailor | Sweden |
| 10 | Margaret Vernquist | 57 | Wife | No | Sweden |
| 11 | Virginia Vernquist | 22 | Daughter | Teacher | Illinois |
| 12 | John Hamilton | 74 | Head | Foreman | Indiana |
| 13 | Dora Hamilton | 41 | Wife | No | Illinois |
| 14 | Edward Hamilton | 25 | Son | New Worker | Illinois |
| 15 | Mildred Hamilton | 22 | Daughter | Packer | Illinois |
| 16 | Warren Hamilton | 19 | Son | Laborer | Illinois |
| 17 | Ray Taylor | 43 | Head | Proprietor | Ohio |
| 18 | Eleanor Taylor | 19 | Daughter | No | Illinois |
| 19 | Algot Holmgren | 54 | Head | Painter | Sweden |
| 20 | Mamie Holmgren | 55 | Wife | No | Sweden |
| 21 | Arron Erickson | 35 | Head | Salesman | Illinois |
| 22 | Anna Erickson | 30 | Wife | No | Illinois |
| 23 | Joyce Erickson | 9 | Daughter | — | Illinois |
| 24 | Margaret Bondy | 58 | Head | Teacher | Pennsylvania |
| 25 | Louis Bondy | 31 | Son | No | Illinois |
| 26 | Bella Bondy | 20 | Daughter | No | Illinois |
| 27 | Harry Barker | 37 | Head | Agent | England |
| 28 | Mayme Barker | 56 | Wife | No | Illinois |
| 29 | Ray Weberling | 52 | Roomer | No | Illinois |
| 30 | Willie Perthes | 54 | Roomer | No | Illinois |
| 31 | Emil Christenson | 59 | Head | Salesman | Sweden |
| 32 | Bertha Christenson | 56 | Wife | No | Denmark |
| 33 | Cora Rosenberg | 50 | Head | Tailor | Russia |
| 34 | Sol Rosenberg | 20 | Son | New Worker | Illinois |
| 35 | Dave Rosenberg | 14 | Son | — | Illinois |
| 36 | Morris Perlman | 50 | Head | Tailor | Russia |
| 37 | Nellie Perlman | 40 | Wife | No | Illinois |
| 38 | Eleanor Perlman | 20 | Daughter | Stenographer | Illinois |
| 39 | Leslie Perlman | 16 | Son | No | Illinois |
| 40 | Line Extra | None | — | — | — |
Pedigree Summary
Joseph
Gen 1 · 3 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)