CS
Charles Simmons — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Charles Simmons across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Howard & Isabelle — first a head (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Simmons |
| Given Name | Charles E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Oak Park Village |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Stock broker |
| Industry | Brokerage office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2700 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Stock Broker |
| Township / Ward | Oak Park Village |
| Est. Birth Year | ~1909 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Joan Simmons | Daughter | — | 1 | ~1939 |
| Charles Simmons | Head | — | 31 | ~1909 |
| Jane Simmons | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Cook, Illinois
Son, age 11
Cook, Illinois · implied b. ~1909 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simmons |
| Given Name | Charles E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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 21
Cook, Illinois · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simmons |
| Given Name | Charles L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Foreman |
| Industry | Bond Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 31
Cook-County, Illinois · implied b. ~1909 — 3 household members
| Surname | Simmons |
| Given Name | Charles E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Oak Park Village |
| 1935 Residence (County) | Cook |
| Occupation | Stock broker |
| Industry | Brokerage office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2700 |
| Highest Grade | C 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 Charles Simmons across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Howard Simmons (~0.92 confidence) and mother Isabelle Simmons (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Howard Simmons
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Isabelle Simmons
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Simmons
Head · 1940 · age 31 · b. ~1909 · 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-t0627-00785-00604)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Allan W. Hadfield | 53 | Head | Lawyer | Illinois |
| 2 | Polly M. Hadfield | 53 | Wife | — | Ohio |
| 3 | Frederick Carroll | 40 | Lodger | Lawyer | Michigan |
| 4 | Lodger Fred | None | M | — | — |
| 5 | Lodger Francis | None | M | Automobile Industry | — |
| 6 | Stanley E. Cronwall | 34 | Head | Investment Advisor | Illinois |
| 7 | Catherine Cronwall | 27 | Wife | — | Illinois |
| 8 | Stanley Jr. Cronwall | 2 | Son | — | Illinois |
| 9 | Lydia Williams | 43 | Servant | Servant | Illinois |
| 10 | Charles E. Simmons THIS PERSON | 31 | Head | Stock Broker | Illinois |
| 11 | Jane H. Simmons | 26 | Wife | — | Missouri |
| 12 | Joan Lynne Simmons | 1 | Daughter | — | Illinois |
| 13 | Joseph R. Taylor | 79 | Head | — | England |
| 14 | Grace K. Taylor | 68 | Wife | — | Pennsylvania |
| 15 | Giles Rogers | 29 | Head | Automobile Mechanic | Illinois |
| 16 | Rita Rogers | 24 | Wife | Trained Nurse | Michigan |
| 17 | William Rogers | 2 | Son | — | Illinois |
| 18 | Myrtle Rogers | 70 | Mother | — | Illinois |
| 19 | Grace R. Burling | 50 | Sister | Music Teacher | Illinois |
| 20 | Austin E. Torney | 58 | Head | Lawyer | Michigan |
| 21 | Mary Torney | 51 | Wife | — | Illinois |
| 22 | Austin Jr. Torney | 21 | Son | Mail Clerk | Illinois |
| 23 | Mary E. Torney | 20 | Daughter | — | Illinois |
| 24 | Anne Torney | 18 | Daughter | — | Illinois |
| 25 | Catherine Torney | 11 | Daughter | — | Illinois |
| 26 | Irene Gleniecka | 23 | Servant | Servant | Wisconsin |
| 27 | George Fredericks | 45 | Head | Monotype Operator | Pennsylvania |
| 28 | Julia Fredericks | 45 | Wife | — | Illinois |
| 29 | Mary Fredericks | 21 | Daughter | — | Illinois |
| 30 | George Fredericks | 17 | Son | — | Illinois |
| 31 | Virginia Fredericks | 16 | Daughter | — | Illinois |
| 32 | John Fredericks | 14 | Son | — | Illinois |
| 33 | Harold Fredericks | 12 | Son | — | Illinois |
| 34 | Gloria Fredericks | 9 | Daughter | — | Illinois |
| 35 | Noreen Fredericks | 7 | Daughter | — | Illinois |
| 36 | Gertrude E. Menden | 60 | Head | — | Illinois |
| 37 | Mary Ottman | 65 | Sister | — | Illinois |
| 38 | Dora Doty | 55 | Nurse | Trained Nurse | Illinois |
| 39 | Margaret Herman | 38 | Servant | Servant | Hungary |
| 40 | Edna Atwater | 58 | Head | Proprietor | Illinois |
Pedigree Summary
Charles
Gen 1 · 2 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)