JG
James Grant — 1940 US Census Record
Model Tree available1940 United States Federal Census · Oakland-County, Michigan
Our Model Tree links this James Grant across the 1920, 1930 and 1940 US Censuses in Oakland-County, Michigan (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Oakland-County, Michigan |
| Surname | Grant |
| Given Name | James Bernard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Independence |
| 1935 Residence (County) | Oakland |
| Additional Details | |
| Occupation | proprietor |
| Industry | retail gas station |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 780 |
| Highest Grade | G-8 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Proprietor |
| Township / Ward | Independence |
| Est. Birth Year | ~1917 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| James Grant | Head | — | 51 | ~1889 |
| Jack Grant | Son | — | 23 | ~1917 |
| James Grant | Son | — | 23 | ~1917 |
| Elsie Grant | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Oakland, Michigan
Son, age 3
Oakland, Michigan · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | James B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Oakland, Michigan
Son, age 13
Oakland, Michigan · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | James W. Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Oakland-County, Michigan
Son, age 23
Oakland-County, Michigan · implied b. ~1917 — 4 household members
| Surname | Grant |
| Given Name | James Bernard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Independence |
| 1935 Residence (County) | Oakland |
| Occupation | proprietor |
| Industry | retail gas station |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 780 |
| Highest Grade | G-8 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 James Grant across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Grant (~0.92 confidence) and father James Grant (~0.92 confidence) and mother Elsie Grant (~0.92 confidence) and mother Elsie Grant (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Grant
b. ~1889
Source father
● Household
· direct · ~0.92
Father
James Grant
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Elsie Grant
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Elsie Grant
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Grant
Son · 1940 · age 23 · b. ~1917 · Michigan
★ You are viewing this record
Sibling
Jack Grant
Sibling · 1940 · age 23
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 — Oakland-County, Michigan
Open full size
1940 US Federal Census — Oakland-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01799-01002)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bertha | 40 | wife | — | Michigan |
| 2 | Alice Jean | 8 | daughter | — | Michigan |
| 3 | Marjorie | 3 | daughter | — | Michigan |
| 4 | John | 72 | father | — | Scotland |
| 5 | Mary Ann | 67 | mother | — | Michigan |
| 6 | Jerome Galligan | 24 | head | Assembler | Michigan |
| 7 | Ida Galligan | 23 | wife | — | Michigan |
| 8 | Leonard Davis | 22 | lodger | Assembler | Michigan |
| 9 | Margaret Davis | 23 | lodger | — | Pennsylvania |
| 10 | William Barron | 36 | head | Assist. Foreman | Scotland |
| 11 | Garnet Barron | 31 | wife | — | Indiana |
| 12 | William Barron | 8 | son | — | Michigan |
| 13 | Richard Barron | 1 | son | — | Michigan |
| 14 | Walter C. Lowry | 38 | head | Assembler | Indiana |
| 15 | Clara Lowry | 28 | wife | — | Michigan |
| 16 | Robert Lowry | 5 | son | — | Michigan |
| 17 | Betty Jean Lowry | 4 | daughter | — | Michigan |
| 18 | Jane Lowry | 1 | daughter | — | Michigan |
| 19 | Arval Roy Turner | 31 | head | Patternmaker | Illinois |
| 20 | Hattie Elizabeth Turner | 28 | wife | — | Illinois |
| 21 | Judith Ann Turner | 1 | daughter | — | Michigan |
| 22 | James Warren Grant | 51 | head | Carpenter | Michigan |
| 23 | Elsie Adeline Grant | 48 | wife | — | Michigan |
| 24 | James Bernard Grant THIS PERSON | 23 | son | Proprietor | Michigan |
| 25 | Jack Warner Grant | 23 | son | Proprietor | Michigan |
| 26 | William Edgar Tallenger | 52 | head | Bartender | Michigan |
| 27 | Julia Tallenger | 43 | wife | — | Michigan |
| 28 | Edward Tallenger | 23 | son | Machine Operator | Michigan |
| 29 | Bernice Tallenger | 17 | daughter | — | Michigan |
| 30 | James Stites | 48 | head | Mason | Michigan |
| 31 | Josephine Stites | 29 | wife | — | Michigan |
| 32 | Corrine Stites | 13 | daughter | — | Michigan |
| 33 | Patricia Stites | 12 | daughter | — | Michigan |
| 34 | Philip Stites | 10 | son | — | Michigan |
| 35 | Roy D. Rich | 49 | head | Assembler | Nebraska |
| 36 | Hazel M. Rich | 43 | wife | — | Pennsylvania |
| 37 | Martha D. Brocious | 25 | daughter | Cashier | Pennsylvania |
| 38 | Frederick S. Brocious | 23 | son | Experimental Lab | Pennsylvania |
| 39 | Will Harrett | 85 | head | — | Michigan |
| 40 | Omar Braden | 27 | head | Stock Man | Indiana |
Pedigree Summary
James + 1 sibling
Gen 1 · 4 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)