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John Sheridan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Sheridan across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Sheridan |
| Given Name | John P. |
| 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 7 |
| 1935 Residence | Same House |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| George Sheridan | Son | — | 1 | ~1939 |
| William Sheridan | Son | — | 16 | ~1924 |
| Austin Sheridan | Head | — | 42 | ~1898 |
| Margaret Sheridan | Daughter | — | 13 | ~1927 |
| John Sheridan | Son | — | 12 | ~1928 |
| Elizabeth Sheridan | Spouse | — | 41 | ~1899 |
| Elizabeth Sheridan | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Cook, Illinois
Son, age 2
Cook, Illinois · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sheridan |
| Given Name | Joe Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Texas |
| Mother's Birthplace | Illinois |
| Can Read/Write | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 12
Cook-County, Illinois · implied b. ~1928 — 7 household members
| Surname | Sheridan |
| Given Name | John P. |
| 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 7 |
| 1935 Residence | Same House |
| 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 Sheridan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Sheridan
Son · 1940 · age 12 · b. ~1928 · Illinois
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Sibling
George Sheridan
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Sheridan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Sheridan
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Sheridan
Sibling · 1940 · age 16
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-t0627-00982-00776)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Ritchie | 63 | Head | Ticket Agent | Illinois |
| 2 | Laura Ritchie | 41 | Daughter | Cashier | Illinois |
| 3 | Martin Busher | 41 | Head | Bartender | Iowa |
| 4 | Margaret Busher | 36 | Wife | — | Illinois |
| 5 | Noreen Busher | 8 | Daughter | — | Illinois |
| 6 | Martin Busher | 7 | Son | — | Illinois |
| 7 | Margie Busher | 6 | Daughter | — | Illinois |
| 8 | Joan Busher | 4 | Daughter | — | Illinois |
| 9 | Jenna Cosio | 77 | Head | — | Virginia |
| 10 | Evelyn Corral | 24 | Roomer | Office Dept | Illinois |
| 11 | Ada Mason | 50 | Housekeeper | Housekeeper | England |
| 12 | Roy Gamer | 44 | Head | Burnisher | New York |
| 13 | Garnet Gamer | 41 | Wife | — | Ohio |
| 14 | William Gamer | 7 | Son | — | Illinois |
| 15 | Thomas Prince | 59 | Head | Conductor | Ireland |
| 16 | Thomas J. Prince | 26 | Son | Motorman | Illinois |
| 17 | William Prince | 24 | Son | Mechanic | Illinois |
| 18 | Catherine Nolan | 59 | Housekeeper | Housekeeper | Iowa |
| 19 | John Daskin | 45 | Head | Truck Driver | Illinois |
| 20 | Carol Daskin | 37 | Wife | — | Illinois |
| 21 | Frank Enright | 33 | Head | Fireman | Illinois |
| 22 | Viola Enright | 33 | Wife | — | Illinois |
| 23 | Francis Enright | 7 | Son | — | Illinois |
| 24 | William Breen | 53 | Brother | Car Helper | Illinois |
| 25 | Austin Sheridan | 42 | Head | Laborer | Ireland |
| 26 | Elizabeth Sheridan | 41 | Wife | — | Ireland |
| 27 | William V. Sheridan | 16 | Son | — | Illinois |
| 28 | Margaret M. Sheridan | 13 | Daughter | — | Illinois |
| 29 | John P. Sheridan THIS PERSON | 12 | Son | — | Illinois |
| 30 | Elizabeth Sheridan | 10 | Daughter | — | Illinois |
| 31 | George Sheridan | 1 | Son | — | Illinois |
| 32 | John Lamb | 34 | Head | Chauffeur | Illinois |
| 33 | Alberta Lamb | 32 | Wife | — | Illinois |
| 34 | Florine Gallagher | 50 | Head | Operator | Ohio |
| 35 | Corinne Bausch | 44 | Sister | Operator | Illinois |
| 36 | Richard Bausch | 15 | Son | — | Illinois |
| 37 | Leo J. Monkus | 23 | Head | Electrician | Illinois |
| 38 | Catherine Monkus | 23 | Wife | — | Illinois |
| 39 | Catherine Foley | 42 | Mother | Assembler | Illinois |
| 40 | Charles Collins | 44 | Roomer | — | 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)