MC
Morris Cohen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Morris Cohen across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Samuel & Annie — first a son (b.~1900), then head of a 3-person household.
Age 40
b. ~1900
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Cohen |
| Given Name | Morris |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | CHICAGO |
| 1935 Residence (County) | COOK |
| Additional Details | |
| Occupation | Dentist |
| Industry | Private Practice |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 52 |
| Highest Grade | No 4-70 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Dentist |
| Township / Ward | Chicago |
| Est. Birth Year | ~1900 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Morris | Age | Birth yr |
|---|---|---|---|---|
| Helen Cohen | Daughter | — | 35 | ~1905 |
| Ida Cohen | Head | — | 65 | ~1875 |
| Morris Cohen | Son | — | 40 | ~1900 |
Census Appearances
1920
Cook, Illinois
Son, age 22
Cook, Illinois · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cohen |
| Given Name | Morris |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | Clerk |
| Industry | Electric Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Yiddish |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 31
Cook, Illinois · implied b. ~1899 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cohen |
| Given Name | Morris |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | Manager |
| Industry | Underwear |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 40
Cook-County, Illinois · implied b. ~1900 — 3 household members
| Surname | Cohen |
| Given Name | Morris |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | CHICAGO |
| 1935 Residence (County) | COOK |
| Occupation | Dentist |
| Industry | Private Practice |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 52 |
| Highest Grade | No 4-70 |
| 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 Morris Cohen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Samuel Cohen (~0.92 confidence) and mother Annie Cohen (~0.92 confidence) and mother Anna Cohen (~0.92 confidence) and mother Ida Cohen (~0.92 confidence) and father Jacob Cohen (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Samuel Cohen
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Annie Cohen
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Anna Cohen
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Ida Cohen
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
Jacob Cohen
b. ~1875
Source father
● Household
· direct · ~0.92
This person
Anchor record
Morris Cohen
Son · 1940 · age 40 · b. ~1900 · Illinois
★ You are viewing this record
Sibling
Helen Cohen
Sibling · 1940 · age 35
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
1940 US Federal Census — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01019-00634)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 2 | Ida Cohen | 65 | Head | — | Russia |
| 3 | Morris Cohen THIS PERSON | 40 | Son | Dentist | Illinois |
| 4 | Helen Cohen | 35 | Daughter | Salesgirl | Illinois |
| 5 | Paul Mandelson | 37 | Head | Installment Dealer | Poland |
| 6 | Fleina Mandelson | 28 | Wife | — | Russia |
| 7 | Francis Mandelson | 2 | Son | — | Illinois |
| 8 | Margaret Behnke | 56 | Head | — | Germany |
| 9 | Gustav Strauss | 33 | Son-in-law | Mechanic | Germany |
| 10 | Erna Strauss | 33 | Daughter | — | Germany |
| 11 | Henry Hantke | 37 | Lodger | Import-Dept Manager | Wisconsin |
| 12 | John Tilton | 25 | Lodger | Selling Printing | Illinois |
| 13 | Carl Moeller | 46 | Lodger | Commercial Artist | Germany |
| 14 | Hans Ohrenberger | 30 | Lodger | Banker | Germany |
| 15 | Katherine Warner | 24 | Lodger | — | Delaware |
| 16 | Agnes Goekler | 72 | Lodger | — | Germany |
| 17 | Steve Dropoll | 45 | Lodger | Cook | Turkey |
| 18 | Anna Dropoll | 39 | Lodger's Wife | — | Missouri |
| 19 | Paul Baer | 29 | Lodger | Coffee Blender | Germany |
| 20 | Kurt Baer | 34 | Lodger's Brother | — | Germany |
| 21 | Paul Kellerman | 57 | Head | — | Germany |
| 22 | Fred Straun | 52 | Lodger | Salesman | Pennsylvania |
| 23 | Phyllis Straun | 44 | Lodger's Wife | — | Delaware |
| 24 | Frank Fisher | 31 | Lodger | Worker-In Factory | Missouri |
| 25 | Fritz Sieving | 22 | Lodger | Assembler | Germany |
| 26 | Kurt Lindsheid | 31 | Lodger | Machinist | Germany |
| 27 | Patrick Stenson | 61 | Head | Owner | Irish Free State |
| 28 | Ellen Stenson | 55 | Wife | — | Irish Free State |
| 29 | Bernice Stenson | 28 | Daughter | Secretary | Illinois |
| 30 | Dorothy Stenson | 27 | Daughter | Secretary | Illinois |
| 31 | Frank Stenson | 23 | Son | Secretary | Illinois |
| 32 | Charles Moser | 56 | Head | Assistant Manager | Austria |
| 33 | Mabel Moser | 45 | Wife | — | England |
| 34 | Joan Mar Moser | 26 | Daughter | Secretary | England |
| 35 | Richard Moser | 23 | Son | Salesman | Pennsylvania |
| 36 | Frank Feeney | 44 | Head | District Manager | Illinois |
| 37 | Ann Feeney | 38 | Wife | — | Illinois |
| 38 | Betty Feeney | 20 | Daughter | Secretary | Illinois |
| 39 | Katherine Feeney | 18 | Daughter | — | Illinois |
| 40 | Joseph Peirson | 57 | Head | Office Worker | Michigan |
Pedigree Summary
Morris + 1 sibling
Gen 1 · 5 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)