OT
Oscar Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Oscar Thompson across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 4-person household.
Age 50
b. ~1890
Male
Head
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Thompson |
| Given Name | Oscar F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Perry T. |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Credit manager |
| Industry | Flour mill |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 3000 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Credit Manager |
| Township / Ward | Perry T |
| Est. Birth Year | ~1890 |
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 Oscar | Age | Birth yr |
|---|---|---|---|---|
| Virginia Thompson | Daughter | — | 10 | ~1930 |
| Oscar Thompson | Head | — | 50 | ~1890 |
| Edna Thompson | Spouse | — | 41 | ~1899 |
| Theodore Thompson | Son | — | 13 | ~1927 |
Census Appearances
1920
Marion, Indiana
Other, age 30
Marion, Indiana · implied b. ~1890 — 42 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Oscar B |
| Relationship to Head | Roomer |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Traffic Mgr |
| Industry | flour mill |
| Class of Worker | S |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Marion, Indiana
Head, age 39
Marion, Indiana · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Oscar B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 34 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Credit Manager |
| Industry | Flour Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 10000 |
| Radio Set | R |
| Veteran | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Marion-County, Indiana
Head, age 50
Marion-County, Indiana · implied b. ~1890 — 4 household members
| Surname | Thompson |
| Given Name | Oscar F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Perry T. |
| 1935 Residence (County) | Marion |
| Occupation | Credit manager |
| Industry | Flour mill |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 3000 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Oscar Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Oscar Thompson
Head · 1940 · age 50 · b. ~1890 · 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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01075-00901)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Luther E Stout | 38 | Head | Foreman | Indiana |
| 42 | Flossie O Stout | 38 | Wife | — | Indiana |
| 43 | Donald Stout | 18 | Son | Fireman | Indiana |
| 44 | Juanita Stout | 16 | Daughter | — | Indiana |
| 45 | Walter Schmidt | 44 | Head | Pattern Maker | Indiana |
| 46 | Gladys V Schmidt | 43 | Wife | — | Illinois |
| 47 | Josephine M Shepherd | 68 | Mother-in-law | — | Illinois |
| 48 | Toney V Fleener | 46 | Head | Locomotive Fireman | Indiana |
| 49 | Irene O Fleener | 44 | Wife | — | Illinois |
| 50 | Donald Fleener | 12 | Son | — | Indiana |
| 51 | Delbert Fleener | 4 | Son | — | Indiana |
| 52 | William H Todd | 66 | Head | Farmer | Indiana |
| 53 | Rosa A Todd | 65 | Wife | — | Indiana |
| 54 | Elizabeth Todd | 31 | Daughter | Teaching | Indiana |
| 55 | William Snyder | 36 | Head | Farmer | Illinois |
| 56 | Mary E Snyder | 34 | Wife | — | Canada-Eng |
| 57 | Fred Burkhart | 50 | Head | Farmer | Indiana |
| 58 | Bessie M Burkhart | 39 | Wife | — | Indiana |
| 59 | Marion Burkhart | 22 | Son | Operator-Grader | Indiana |
| 60 | Edna Burkhart | 16 | Daughter | — | Indiana |
| 61 | Marjorie Burkhart | 12 | Daughter | — | Indiana |
| 62 | Edward C Rice | 50 | Head | Engineer-Locomotive | Ohio |
| 63 | Beulah Rice | 26 | Wife | — | Tennessee |
| 64 | Evelyn Rice | 15 | Daughter | — | Indiana |
| 65 | Marilyn Rice | 14 | Daughter | — | Indiana |
| 66 | Edward Rice | 12 | Son | — | Indiana |
| 67 | Richard Rice | 9 | Son | — | Indiana |
| 68 | Frances Rice | 3 | Daughter | — | Indiana |
| 69 | Shirley Rice | 1 | Daughter | — | Indiana |
| 70 | Oscar F Thompson THIS PERSON | 50 | Head | Credit Manager | Virginia |
| 71 | Edna V Thompson | 41 | Wife | — | Illinois |
| 72 | Theodore B Thompson | 13 | Son | — | Indiana |
| 73 | Virginia L Thompson | 10 | Daughter | — | Indiana |
| 74 | Austin E Johnson | 75 | Head | — | Sweden |
| 75 | Hannah M Johnson | 72 | Wife | — | Sweden |
| 76 | Ethel M Johnson | 48 | Daughter | — | Illinois |
| 77 | Lewis Martin | 29 | Head | Farmer | Indiana |
| 78 | Grace M Martin | 21 | Wife | — | Indiana |
| 79 | Norman Martin | 1 | Son | — | Indiana |
| 80 | James Stier-James | 35 | Head | Vocational Teacher | Indiana |
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)