ET
Eugene Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wheatland-County, Montana
Our Model Tree links this Eugene Thomas across the 1920, 1930 and 1940 US Censuses in Wheatland-County, Montana (XGBoost, ~Confirmed) — first a head (b.~1884), then head of a 3-person household.
Age 56
b. ~1884
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wheatland-County, Montana |
| Surname | Thomas |
| Given Name | Eugene |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Shawmut |
| 1935 Residence (County) | Wheatland |
| Additional Details | |
| Occupation | Farmer |
| Industry | Sheep Raising |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Farmer |
| Township / Ward | Shawmut |
| Est. Birth Year | ~1884 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Eugene | Age | Birth yr |
|---|---|---|---|---|
| Anna Thomas | Spouse | — | 50 | ~1890 |
| John Thomas | Son | — | 20 | ~1920 |
| Eugene Thomas | Head | — | 56 | ~1884 |
Census Appearances
1920
Wheatland, Montana
Head, age 36
Wheatland, Montana · implied b. ~1884 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Eugene |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Missouri |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Missouri |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | Emp |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Wheatland, Montana
Head, age 47
Wheatland, Montana · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Eugene |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 36 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Farmer |
| Industry | Sheep Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Wheatland-County, Montana
Head, age 56
Wheatland-County, Montana · implied b. ~1884 — 3 household members
| Surname | Thomas |
| Given Name | Eugene |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Shawmut |
| 1935 Residence (County) | Wheatland |
| Occupation | Farmer |
| Industry | Sheep Raising |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Eugene Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Eugene Thomas
Head · 1940 · age 56 · b. ~1884 · 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 — Wheatland-County, Montana
Open full size
1940 US Federal Census — Wheatland-County, Montana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02233-00592)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Anderson | 75 | Head | Farmer | Scotland |
| 2 | Jessie Anderson | 64 | Wife | Lodge Keeper | Wisconsin |
| 3 | Katherine Anderson | 27 | Daughter | Beautician | Montana |
| 4 | Jane Clow | 22 | Lodger | Teacher | Montana |
| 5 | Helen Rees Mcevoy | 21 | Lodger | Teacher | Montana |
| 6 | Bertha W. Brady | 47 | Head | Proprietor | Montana |
| 7 | Gerald Brady | 19 | Son | Salesman | Montana |
| 8 | Fred Geier | 39 | Head | Laborer | Wisconsin |
| 9 | Alice Geier | 33 | Wife | School Clerk | Wisconsin |
| 10 | Frieda Geier | 11 | Daughter | — | Montana |
| 11 | Lewis Geier | 10 | Son | — | Montana |
| 12 | Robert Geier | 9 | Son | — | Montana |
| 13 | Bernice Geier | 6 | Daughter | — | Montana |
| 14 | Lois Geier | 2 | Daughter | — | Montana |
| 15 | Lamont Dugler | 31 | Head | Truck Driver | Montana |
| 16 | Hazel Dugler | 20 | Wife | — | Montana |
| 17 | Eugene Thomas THIS PERSON | 56 | Head | Farmer | Missouri |
| 18 | Anna Thomas | 50 | Wife | — | Wisconsin |
| 19 | John Thomas | 20 | Son | — | Montana |
| 20 | Jens Skilbred | 37 | Head | Contractor | Norway |
| 21 | Olivia Skilbred | 38 | Wife | — | Norway |
| 22 | Marie Skilbred | 15 | Daughter | — | Montana |
| 23 | Chester Skilbred | 14 | Son | — | Montana |
| 24 | Mathias Hochs | 51 | Head | Section Man | Wisconsin |
| 25 | Martha Hochs | 51 | Wife | — | Wisconsin |
| 26 | Francis Hochs | 24 | Son | Hired Hand | Montana |
| 27 | Agnes Hochs | 22 | Daughter | Beautician | Montana |
| 28 | George Hochs | 19 | Son | Hired Hand | Montana |
| 29 | Paul Hochs | 17 | Son | — | Montana |
| 30 | Raymond Hochs | 15 | Son | — | Montana |
| 31 | Montana Hochs | 12 | Daughter | — | Montana |
| 32 | Robert Hochs | 10 | Son | — | Montana |
| 33 | Theresa Hochs | 8 | Daughter | — | Montana |
| 34 | Everett Clements | 28 | Lodger | Hired Hand | Montana |
| 35 | — | None | — | — | — |
| 36 | Rex Mcculloch | 29 | Head | Hired Hand | Kansas |
| 37 | Antoinette Mcculloch | 26 | Wife | — | Montana |
| 38 | James Mcculloch | 2 | Son | — | Montana |
| 39 | Alfred Mcculloch | 1 | Son | — | Montana |
| 40 | Henry Ruggles | 73 | Head | Hired Hand | South Dakota |
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)