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George Grant — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this George Grant across the 1910, 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents George & Janet — first a son (b.~1908), then head of a 4-person household.
Age 32
b. ~1908
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Grant |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | CHICAGO CITY |
| 1935 Residence (County) | COOK |
| Additional Details | |
| Occupation | Electrical Mechanical |
| Industry | Electric Motor Mfg. |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 134 |
| Highest Grade | No C-3 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Electrical Mechanical |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1908 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Margaret Grant | Daughter | — | 27 | ~1913 |
| Jane Grant | Other | — | 62 | ~1878 |
| George Grant | Son | — | 32 | ~1908 |
| Starkey Grant | Head | — | 36 | ~1904 |
Census Appearances
1910
Cook, Illinois
Son, age 2
Cook, Illinois · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | George W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Son, age 11
Cook, Illinois · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | George |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| 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 22
Cook, Illinois · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | George W. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Maintenance |
| Industry | Electric |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 32
Cook-County, Illinois · implied b. ~1908 — 4 household members
| Surname | Grant |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | CHICAGO CITY |
| 1935 Residence (County) | COOK |
| Occupation | Electrical Mechanical |
| Industry | Electric Motor Mfg. |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 134 |
| Highest Grade | No C-3 |
| 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 George Grant across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Grant (~0.92 confidence) and mother Janet Grant (~0.92 confidence) and mother Jane Grant (~0.92 confidence) and father Starkey Grant (~0.60 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.84
Father
George Grant
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Janet Grant
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Jane Grant
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
Starkey Grant
b. ~1904
Source father
● Household
· direct · ~0.6
This person
Anchor record
George Grant
Son · 1940 · age 32 · b. ~1908 · Illinois
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Sibling
Margaret Grant
Sibling · 1940 · age 27
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-t0627-01000-00638)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Victoria Mencke | 47 | Head | Proprietor | Illinois |
| 2 | Josephine Mencke | 80 | Mother | — | Germany |
| 3 | Louis Korczyk | 44 | Head | Proprietor | Poland |
| 4 | Sophie Korczyk | 49 | Wife | — | Poland |
| 5 | Richard Drociak | 25 | Lodger | — | Illinois |
| 6 | Fritz Braun | 63 | Head | Baker | Germany |
| 7 | Rosa Braun | 59 | Wife | Baker-Helper | Germany |
| 8 | Herbert Braun | 17 | Son | — | Illinois |
| 9 | George T. Conroy | 49 | Head | Police Officer | Illinois |
| 10 | Margaret Conroy | 37 | Wife | — | Illinois |
| 11 | Adelle Schulenburg | 35 | Head | Billing Clerk | Illinois |
| 12 | Louise Schulenburg | 64 | Mother | — | Michigan |
| 13 | Lilyan Schulenburg | 27 | Daughter | Stock Clerk | Illinois |
| 14 | Robert H. Schulenburg | 2 | Son | — | Illinois |
| 15 | Fred L. Jr. Niemann | 34 | Head | Office Manager | Illinois |
| 16 | Florence Niemann | 32 | Wife | — | Illinois |
| 17 | Marilyn Niemann | 6 | Daughter | — | Illinois |
| 18 | Oscar Statler | 57 | Head | Asst. Foreman | Ohio |
| 19 | Lily A. Statler | 55 | Wife | — | Ohio |
| 20 | Olive Parker | 81 | Mother-in-law | — | Ohio |
| 21 | Wm. J. Kesselsberger | 42 | Head | Electrician | Illinois |
| 22 | Lillian Kesselsberger | 39 | Wife | — | Illinois |
| 23 | Ralph Kesselsberger | 19 | Son | — | Illinois |
| 24 | Wm. Jr. Kesselsberger | 11 | Son | — | Illinois |
| 25 | Robt. Kesselsberger | 10 | Son | — | Illinois |
| 26 | A. H. Pleickhardt | 47 | Head | Maintenance Electrician | Illinois |
| 27 | Grace Pleickhardt | 48 | Wife | — | Illinois |
| 28 | George C. Pleickhardt | 14 | Son | — | Illinois |
| 29 | Jos. E. O'Malley | 34 | Head | Fireman | Illinois |
| 30 | Mary V. O'Malley | 38 | Wife | — | Massachusetts |
| 31 | Mary P. O'Malley | 6 | Daughter | — | Illinois |
| 32 | Joanne O'Malley | 1 | Daughter | — | Illinois |
| 33 | Patrick J. Gareless | 70 | Father-in-law | — | Eire |
| 34 | Mary A. Gareless | 67 | Mother-in-law | — | Eire |
| 35 | Elizabeth Gareless | 32 | Sister-in-law | Jr. Grade Teacher | Pennsylvania |
| 36 | Starkey Grant | 36 | Head | Teacher | Illinois |
| 37 | Jane Grant | 62 | Mother | — | Scotland |
| 38 | George Grant THIS PERSON | 32 | Son | Electrical Mechanical | Illinois |
| 39 | Margaret Grant | 27 | Daughter | Teacher | Illinois |
| 40 | Edward Kouch | 57 | Head | Watchmaker & Optometrist | Wisconsin |
Pedigree Summary
George + 1 sibling
Gen 1 · 4 parents
~0.84
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)