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George Marshall — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this George Marshall across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Emma & John — first a head (b.~1911), then head of a 3-person household.
Age 29
b. ~1911
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Marshall |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Harvey City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Switchman |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2750 |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Switchman |
| Township / Ward | Harvey City |
| Est. Birth Year | ~1911 |
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 George | Age | Birth yr |
|---|---|---|---|---|
| Georgia Marshall | Daughter | — | 9 | ~1931 |
| George Marshall | Head | — | 29 | ~1911 |
| Pernelia Marshall | Spouse | — | 32 | ~1908 |
Census Appearances
1920
Cook, Illinois
Son, age 7
Cook, Illinois · implied b. ~1913 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshall |
| Given Name | George |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 18
Cook, Illinois · implied b. ~1912 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshall |
| Given Name | George F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Occupation | laborer |
| Industry | typewriter mfg. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 29
Cook-County, Illinois · implied b. ~1911 — 3 household members
| Surname | Marshall |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Harvey City |
| 1935 Residence (County) | Cook |
| Occupation | Switchman |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2750 |
| Highest Grade | 7 |
| 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 George Marshall across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Emma Marshall (~0.92 confidence) and father John Marshall (~0.92 confidence) and father John Marshall (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Emma Marshall
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
John Marshall
b. ~1887
Source father
● Household
· direct · ~0.92
Father
John Marshall
b. ~1888
Source father
● Household
· direct · ~0.92
This person
Anchor record
George Marshall
Head · 1940 · age 29 · b. ~1911 · 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-t0627-00775-00284)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert J. Daley | 30 | Head | Electrician | Illinois |
| 2 | Juanita Daley | 29 | Wife | — | Illinois |
| 3 | Margot Daley | 8 | Daughter | — | Illinois |
| 4 | Nancy Daley | 3 | Daughter | — | Illinois |
| 5 | David Daley | 2 | Son | — | Illinois |
| 6 | Elmo Mcgoorty | 41 | Head | Accountant | Indiana |
| 7 | Muriel Julia Mcgoorty | 24 | Lodger | Registered Nurse | Nebraska |
| 8 | Arthur J. Kamphenkel | 37 | Head | Janitor | Illinois |
| 9 | Agnes Kamphenkel | 33 | Wife | — | Kentucky |
| 10 | Gloria Jean Kamphenkel | 3 | Daughter | — | Illinois |
| 11 | Reserved One Line Too Many Kamphenkel | None | — | — | — |
| 12 | George Marshall THIS PERSON | 29 | Head | Switchman | Illinois |
| 13 | Pernelia Marshall | 32 | Wife | — | Illinois |
| 14 | Georgia Ann Marshall | 9 | Daughter | — | Indiana |
| 15 | Glen R. Merten | 32 | Head | Asst. Supervisor Serv. | Illinois |
| 16 | Edna K. Merten | 34 | Wife | — | Illinois |
| 17 | Glenda A. Merten | 1 | Daughter | — | Illinois |
| 18 | James W. Michaels | 29 | Head | Gas Operator | Indiana |
| 19 | Lucille Michaels | 28 | Wife | — | Missouri |
| 20 | John Zideck | 57 | Head | Watchman | Austria |
| 21 | Edith Zideck | 58 | Wife | — | Michigan |
| 22 | Thomas Kramer | 61 | Head | — | Illinois |
| 23 | Antoinette Kramer | 60 | Wife | — | Illinois |
| 24 | William Kramer | 30 | Son | — | Illinois |
| 25 | Ralph Kramer | 28 | Son | Repair Man | Illinois |
| 26 | Ethel Kramer | 26 | Daughter | House Work | Illinois |
| 27 | Colleen Kramer | 23 | Daughter | Stenographer | Illinois |
| 28 | Ray Kramer | 21 | Son | Mail Driller | Illinois |
| 29 | Esther Kramer | 13 | Daughter | Stenographer | Illinois |
| 30 | Francis Trefanier | 36 | Head | Heat Treater | Illinois |
| 31 | Viola Trefanier | 32 | Wife | — | Illinois |
| 32 | La Vaughn Trefanier | 13 | Daughter | — | Illinois |
| 33 | Loren Trefanier | 8 | Son | — | Illinois |
| 34 | Darwin Trefanier | 3 | Son | — | Illinois |
| 35 | William Nadala | 27 | Head | Fireman | Indiana |
| 36 | Hilda Nadala | 25 | Wife | — | Illinois |
| 37 | Christopher Komay | 56 | Head | Foreman | England |
| 38 | Olive Komay | 56 | Wife | — | England |
| 39 | Dorothy Komay | 22 | Daughter | Clerical Work | Illinois |
| 40 | Florence Komay | 18 | Daughter | Saleslady | Illinois |
Pedigree Summary
George
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)