JG
John Gray — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rosebud-County, Montana
Our Model Tree links this John Gray across the 1920, 1930 and 1940 US Censuses in Rosebud-County, Montana (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 8-person household.
Age 52
b. ~1888
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Rosebud-County, Montana |
| Surname | Gray |
| Given Name | John S. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Dist. 9, Little Pumpkin |
| 1935 Residence (County) | Rosebud |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Rancher |
| Industry | Ranch |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Rancher |
| Township / Ward | Dist 9 Little Pumpkin |
| Est. Birth Year | ~1888 |
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 Gray | Daughter | — | 15 | ~1925 |
| Eloise Gray | Daughter | — | 19 | ~1921 |
| John Gray | Head | — | 52 | ~1888 |
| George Gray | Son | — | 23 | ~1917 |
| William Gray | Son | — | 17 | ~1923 |
| John Gray | Son | — | 24 | ~1916 |
| Woodrow Gray | Son | — | 21 | ~1919 |
| Louise Gray | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Rosebud, Montana
Head, age 32
Rosebud, Montana · implied b. ~1888 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Scotland |
| Year of Immigration | 1906 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Scotland |
| Year of Naturalization | 1912 |
| Birthplace (normalized) | scotland |
1930
Rosebud, Montana
Head, age 43
Rosebud, Montana · implied b. ~1887 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1906 |
| Age at First Marriage | 27 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | H |
| Home Value / Rent | O |
| Veteran | No |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Rosebud-County, Montana
Head, age 52
Rosebud-County, Montana · implied b. ~1888 — 8 household members
| Surname | Gray |
| Given Name | John S. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Dist. 9, Little Pumpkin |
| 1935 Residence (County) | Rosebud |
| Naturalization Status | Naturalized |
| Occupation | Rancher |
| Industry | Ranch |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Gray across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Gray
Head · 1940 · age 52 · b. ~1888 · Montana
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Rosebud-County, Montana
Open full size
1940 US Federal Census — Rosebud-County, Montana
Page Contents
13 people indexed on this census page (nara:1940:m-t0627-02228-00940)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John S. Gray THIS PERSON | 52 | head | Rancher | Scotland |
| 2 | Louise Gray | 44 | wife | — | Scotland |
| 3 | John Jr. Gray | 24 | son | Ranch Hand | Montana |
| 4 | George L. Ab. Gray | 23 | son | — | Montana |
| 5 | Woodrow Gray | 21 | son | Ranch Hand | Montana |
| 6 | Eloise W. Gray | 19 | daughter | — | Montana |
| 7 | William A. Gray | 17 | son | — | Montana |
| 8 | Mary E. Gray | 15 | daughter | — | Montana |
| 9 | Dave C. Freeman | 75 | head | Farmer | Illinois |
| 10 | Ole C. Bringer | 68 | head | Rancher | Norway |
| 11 | James C. Day | 56 | head | Rancher | Georgia |
| 12 | Mae E. Day | 58 | wife | — | Vermont |
| 13 | Earl Jensen | 25 | lodger | Ranch Hand | 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)