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John Sherman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Sherman across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Sherman |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1928 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mary Sherman | Daughter | — | 11 | ~1929 |
| Barbara Sherman | Daughter | — | 4 | ~1936 |
| George Sherman | Head | — | 46 | ~1894 |
| John Sherman | Son | — | 12 | ~1928 |
| Robert Sherman | Son | — | 7 | ~1933 |
| Richard Sherman | Son | — | 3 | ~1937 |
| George Sherman | Son | — | 14 | ~1926 |
| Margaret Sherman | Spouse | — | 35 | ~1905 |
Census Appearances
1930
Cook, Illinois
Son, age 2
Cook, Illinois · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sherman |
| Given Name | John E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 12
Cook-County, Illinois · implied b. ~1928 — 8 household members
| Surname | Sherman |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Highest Grade | No 8 |
| 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 Sherman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Sherman
Son · 1940 · age 12 · b. ~1928 · Illinois
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Sibling
Barbara Sherman
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Sherman
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Sherman
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Sherman
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Sherman
Sibling · 1940 · age 7
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
40 people indexed on this census page (nara:1940:m-t0627-00996-00832)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Bradley | 47 | wife | — | Irish Free State |
| 2 | Barth O'Shea | 46 | Head | Patrolman | Irish Free State |
| 3 | Mary O'Shea | 43 | wife | — | Illinois |
| 4 | Thomas O'Shea | 12 | son | — | Illinois |
| 5 | Mary Ellen O'Shea | 3 | daughter | — | Illinois |
| 6 | Mary Wallace | 60 | Head | — | Irish Free State |
| 7 | Harry Wallace | 32 | son | Bartender | Illinois |
| 8 | Mary Wallace | 35 | daughter | Engineering Clerk | Illinois |
| 9 | Walter Wallace | 23 | son | Bartender | Illinois |
| 10 | Pierce Granery | 45 | Head | Monotype Operator | Illinois |
| 11 | Margaret Granery | 43 | wife | — | Illinois |
| 12 | Pierce Jr Granery | 18 | son | General Office Work | Illinois |
| 13 | William Granery | 14 | son | — | Illinois |
| 14 | Sol Knom | Knorr | 41 | Head | Owner | Wisconsin |
| 15 | Anna Knom | Knorr | 41 | wife | — | Illinois |
| 16 | Howard Knom | Knorr | 12 | son | — | Illinois |
| 17 | Morris Finkleman | 35 | Head | Salesman | Illinois |
| 18 | Ruth Finkleman | 31 | daughter | Secretary | Illinois |
| 19 | Louis W. Rogers | 50 | Head | Secretary | Illinois |
| 20 | May Rogers | 50 | wife | — | Illinois |
| 21 | Geraldine Rogers | 21 | daughter | — | Illinois |
| 22 | Alice Mueller | 26 | Head | Waitress | Pennsylvania |
| 23 | William Mueller | 24 | brother | House Insulation | Pennsylvania |
| 24 | Katherine Corrigan | 64 | Head | — | Irish Free State |
| 25 | Andrew Corrigan | 46 | brother | Laborer | Irish Free State |
| 26 | John Keating | 40 | Head | General Work | Illinois |
| 27 | Florence Keating | 39 | wife | — | Illinois |
| 28 | Delores Keating | 15 | daughter | — | Illinois |
| 29 | Jack Keating | 7 | son | — | Illinois |
| 30 | Ceasar Chauschi | 61 | Head | Electrotyper | Lithuania |
| 31 | Cora Chauschi | 59 | wife | — | Wisconsin |
| 32 | Sada Dietrich | 48 | sister in law | Factory Work | Wisconsin |
| 33 | George Sherman | 46 | Head | Switchman | Michigan |
| 34 | Margaret Sherman | 35 | wife | — | Illinois |
| 35 | George Jr Sherman | 14 | son | — | Illinois |
| 36 | John Sherman THIS PERSON | 12 | son | — | Illinois |
| 37 | Mary Alice Sherman | 11 | daughter | — | Illinois |
| 38 | Robert Sherman | 7 | son | — | Illinois |
| 39 | Barbara Sherman | 4 | daughter | — | Illinois |
| 40 | Richard Sherman | 3 | son | — | Illinois |
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)