MT
Marion Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Greene-County, Indiana
Our Model Tree links this Marion Thomas across the 1910, 1920, 1930 and 1940 US Censuses in Greene-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 5-person household.
Age 60
b. ~1880
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Greene-County, Indiana |
| Surname | Thomas |
| Given Name | Marion R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Cass Twp |
| 1935 Residence (County) | Greene |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 452 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Farm Laborer |
| Township / Ward | Cass Twp |
| Est. Birth Year | ~1880 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marion | Age | Birth yr |
|---|---|---|---|---|
| Mary Thomas | Other | — | 79 | ~1861 |
| Arrie Thomas | Son | — | 31 | ~1909 |
| Willa Thomas | Daughter | — | 18 | ~1922 |
| Alice Thomas | Spouse | — | 56 | ~1884 |
| Marion Thomas | Head | — | 60 | ~1880 |
Census Appearances
1910
Greene, Indiana
Head, age 30
Greene, Indiana · implied b. ~1880 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Marion F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Indiana |
| Years Married | 3 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Tennessee |
| Occupation | Farmer |
| Industry | General Farm |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Greene, Indiana
Head, age 40
Greene, Indiana · implied b. ~1880 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Marion F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Tennessee |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Greene, Indiana
Head, age 50
Greene, Indiana · implied b. ~1880 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Marion F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 27 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Tennessee |
| Occupation | Farmer |
| Industry | Stock farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3200 |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Greene-County, Indiana
Head, age 60
Greene-County, Indiana · implied b. ~1880 — 5 household members
| Surname | Thomas |
| Given Name | Marion R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Cass Twp |
| 1935 Residence (County) | Greene |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 452 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Marion Thomas across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Marion Thomas
Head · 1940 · age 60 · b. ~1880 · Indiana
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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 — Greene-County, Indiana
Open full size
1940 US Federal Census — Greene-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01049-00055)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Neff | 63 | Head | Farm Laborer | Indiana |
| 2 | Eliza E. Neff | 53 | Wife | Housework | Indiana |
| 3 | Muril Bailey | 35 | Stepdaughter | Bookkeeper | Indiana |
| 4 | Kath. Neff | 70 | Head | Farm Laborer | Indiana |
| 5 | David Workman | 19 | Head | Farm Laborer | Indiana |
| 6 | David E. Workman | 14 | Son | — | Indiana |
| 7 | Hubert E. Workman | 17 | Son | — | Indiana |
| 8 | Charles Moore | 59 | Head | Farm Laborer | Indiana |
| 9 | Gertrude Moore | 55 | Wife | Farm Laborer | Indiana |
| 10 | Alva E. Jolliff | 58 | Head | Farm Laborer | Indiana |
| 11 | Della M. Jolliff | 58 | Wife | Farm Laborer | Indiana |
| 12 | Veraie A. Jolliff | 25 | Daughter | School Teacher | Indiana |
| 13 | Victoria R. Jolliff | 26 | Daughter | — | Indiana |
| 14 | Hugh W. Guthrie | 54 | Head | Farm Laborer | Indiana |
| 15 | Alice A. Guthrie | 16 | Daughter | — | Illinois |
| 16 | Floyd L. Guthrie | 13 | Son | — | Illinois |
| 17 | Marion R. Thomas THIS PERSON | 60 | Head | Farm Laborer | Indiana |
| 18 | Alice E. Thomas | 56 | Wife | — | Indiana |
| 19 | Arrie P. Thomas | 31 | Son | Farm Laborer | Indiana |
| 20 | Willa E. Thomas | 18 | Daughter | — | Indiana |
| 21 | Mary L. Thomas | 79 | Mother | — | Tennessee |
| 22 | William M. Riggle | 41 | Head | Laborer | Indiana |
| 23 | Lillie R. Riggle | 40 | Wife | — | Indiana |
| 24 | Robert F. Riggle | 15 | Son | — | Indiana |
| 25 | Marie E. Riggle | 13 | Daughter | — | Illinois |
| 26 | Margaret J. Riggle | 12 | Daughter | — | Indiana |
| 27 | Martha L. Riggle | 7 | Daughter | — | Indiana |
| 28 | Richard L. Riggle | 6 | Son | — | Indiana |
| 29 | Larry Lee Riggle | 5 | Son | — | Indiana |
| 30 | Walter R. Riggle | 3 | Son | — | Indiana |
| 31 | Nina M. Riggle | 1 | Daughter | — | Indiana |
| 32 | Norval Malone | 45 | Head | Farm Laborer | Indiana |
| 33 | Nora J. Malone | 38 | Wife | Farm Laborer | Indiana |
| 34 | Virgil R. Malone | 15 | Daughter | — | Indiana |
| 35 | John F. Malone | 14 | Son | — | Indiana |
| 36 | Marjorie J. Malone | 12 | Daughter | — | Indiana |
| 37 | Norval Lee Malone | 11 | Son | — | Indiana |
| 38 | Richard Dale Malone | 9 | Son | — | Indiana |
| 39 | Ralph Edward Malone | 8 | Son | — | Indiana |
| 40 | Ethel Marie Malone | 6 | Daughter | — | Indiana |
Related Census Records
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)