WG
William Gilmore — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this William Gilmore across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 6-person household.
Age 12
b. ~1928
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Gilmore |
| Given Name | William T. |
| 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 | S 5 |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Mary Gilmore | Spouse | — | 47 | ~1893 |
| Ilene Gilmore | Daughter | — | 11 | ~1929 |
| William Gilmore | Head | — | 49 | ~1891 |
| James Gilmore | Son | — | 10 | ~1930 |
| Kathryn Gilmore | Daughter | — | 16 | ~1924 |
| William Gilmore | Son | — | 12 | ~1928 |
Census Appearances
1930
Cook, Illinois
Son, age 1
Cook, Illinois · implied b. ~1929 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gilmore |
| Given Name | William G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 12
Cook-County, Illinois · implied b. ~1928 — 6 household members
| Surname | Gilmore |
| Given Name | William T. |
| 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 | S 5 |
| 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 William Gilmore across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Gilmore
Son · 1940 · age 12 · b. ~1928 · Illinois
★ You are viewing this record
Sibling
James Gilmore
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathryn Gilmore
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ilene Gilmore
Sibling · 1940 · age 11
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-t0627-00960-00520)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hjalmar E. Bloom | 46 | Head | Die Toolmaker | Sweden |
| 2 | Mary Bloom | 42 | Wife | — | Illinois |
| 3 | Marion Bloom | 18 | Daughter | — | Illinois |
| 4 | Reginald R. Ford | 33 | Head | Foreman | Missouri |
| 5 | Mary C. Ford | 34 | Wife | — | Illinois |
| 6 | Dorothy H. Ford | 12 | Daughter | — | Illinois |
| 7 | Ronald R. Ford | 7 | Son | — | Illinois |
| 8 | George A. Davis | 38 | Head | Stationary Engineer | Missouri |
| 9 | Maybry J. Davis | 34 | Wife | — | Kansas |
| 10 | Adele J. Davis | 5 | Daughter | — | Illinois |
| 11 | Leonard L. Albert | 40 | Head | Labor Foreman | Illinois |
| 12 | Edith T. Albert | 38 | Wife | — | Illinois |
| 13 | Leonard J. Albert | 13 | Son | — | Illinois |
| 14 | Jane E. Albert | 9 | Daughter | — | Illinois |
| 16 | George Adamitus | 27 | Head | Electrical Work | Illinois |
| 17 | Sylvia Adamitus | 23 | Wife | Packer | Illinois |
| 18 | Walter Torchalaki | 40 | Lodger | Joiner Hand | Illinois |
| 19 | Benjamin Young | 53 | Head | Stationary Engnr | England |
| 20 | Rose Young | 40 | Wife | — | Illinois |
| 21 | James H. Young | 5 | Son | — | Illinois |
| 22 | William Gilmore | 49 | Head | School Crossing Attendant | Ireland |
| 23 | Mary A. Gilmore | 47 | Wife | — | Illinois |
| 24 | Kathryn L. Gilmore | 16 | Daughter | — | Illinois |
| 25 | William T. Gilmore THIS PERSON | 12 | Son | — | Illinois |
| 26 | Ilene M. Gilmore | 11 | Daughter | — | Illinois |
| 27 | James P. Gilmore | 10 | Son | — | Illinois |
| 28 | Frank F. Brady | 52 | Head | Stationary Engineer | Ohio |
| 29 | Hazel Brady | 57 | Wife | — | Ohio |
| 30 | Louise Kiler | 71 | Head | — | Illinois |
| 31 | Evelyn Kiler | 31 | Daughter | — | Illinois |
| 32 | Morris Cunningham | 45 | Head | Janitor | Minnesota |
| 33 | Della Cunningham | 42 | Wife | — | Illinois |
| 34 | John J. Cunningham | 19 | Son | Shipping Clerk | Illinois |
| 35 | Katherine T. Cunningham | 17 | Daughter | — | Illinois |
| 36 | James Cunningham | 13 | Son | — | Illinois |
| 37 | Annette Cunningham | 13 | Daughter | — | Illinois |
| 38 | Christopher Clark | 62 | Head | Fireman | Wisconsin |
| 39 | Ida Clark | 60 | Wife | — | Wisconsin |
| 40 | Russell Clark | 15 | Son | — | Wisconsin |
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)