RT
Robert Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Malheur-County, Oregon
Our Model Tree links this Robert Thompson across the 1920, 1930 and 1940 US Censuses in Malheur-County, Oregon (XGBoost, ~Confirmed), with identified parents Jesse & George — first a head (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Male
Head
Born: Oregon
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Malheur-County, Oregon |
| Surname | Thompson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland |
| 1935 Residence (County) | Multnomah |
| Additional Details | |
| Occupation | Operator |
| Industry | Gasoline Filling Station |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 2400 |
| Highest Grade | H-4 |
| 1935 Residence | Oregon |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Occupation | Operator |
| Township / Ward | Nyssa Town |
| Est. Birth Year | ~1909 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Mardelle Thompson | Daughter | — | ~1940 | |
| Robert Thompson | Head | — | 31 | ~1909 |
| Robert Thompson | Son | — | 2 | ~1938 |
| Evelyn Thompson | Spouse | — | 23 | ~1917 |
Census Appearances
1920
Malheur, Oregon
Son, age 11
Malheur, Oregon · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Robert F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Malheur, Oregon
Son, age 21
Malheur, Oregon · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Robert F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Clerk |
| Industry | Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Malheur-County, Oregon
Head, age 31
Malheur-County, Oregon · implied b. ~1909 — 4 household members
| Surname | Thompson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland |
| 1935 Residence (County) | Multnomah |
| Occupation | Operator |
| Industry | Gasoline Filling Station |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 2400 |
| Highest Grade | H-4 |
| 1935 Residence | Oregon |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 Robert Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jesse Thompson (~0.92 confidence) and father George Thompson (~0.92 confidence) and mother Grace Thompson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jesse Thompson
b. ~1885
Source father
● Household
· direct · ~0.92
Father
George Thompson
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Grace Thompson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Thompson
Head · 1940 · age 31 · b. ~1909 · Oregon
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Malheur-County, Oregon
Open full size
1940 US Federal Census — Malheur-County, Oregon
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-03372-00375)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Annie Paulsen | 3 | daughter | — | Idaho |
| 2 | John Ostrom | 58 | Head | Manager | Sweden |
| 3 | Helena Ostrom | 56 | Wife | — | Sweden |
| 4 | Edward Ostrom | 22 | Son | Salesman | Minnesota |
| 6 | Grant Lewis | 23 | Head | Fieldman | Utah |
| 7 | Virginia Lewis | 22 | Wife | — | Idaho |
| 8 | Hazel May Bennett | 24 | Head | Stenographer | Nebraska |
| 9 | Thaddene Jennings | 22 | Partner | Private Secretary | Wyoming |
| 10 | Julia Murphy | 28 | Partner | Beauty Operator | Idaho |
| 11 | Sophia Godfrey | 22 | Partner | Beauty Operator | Idaho |
| 13 | Artie Robertson | 44 | Head | 40 | Oregon |
| 14 | Ida Robertson | 39 | Wife | — | Oregon |
| 15 | Joseph Robertson | 19 | Son | 20 | Oregon |
| 16 | Carol Robertson | 14 | daughter | — | Oregon |
| 17 | Robert Thompson THIS PERSON | 31 | Head | Operator | Oregon |
| 18 | Evelyn Thompson | 23 | Wife | — | Oregon |
| 19 | Robert Stanford Thompson | 2 | Son | — | Oregon |
| 20 | Mardelle Thompson | 0 | daughter | — | Oregon |
| 21 | Oscar E. Olson | 64 | Head | Manager Owner | Minnesota |
| 22 | Margaret L. Olson | 63 | Wife | — | Wisconsin |
| 23 | L. Charles Garrison | 54 | Head | 48 | Kansas |
| 24 | Ada E. Garrison | 57 | Wife | — | Kansas |
| 25 | Vera Garrison | 22 | daughter | — | Oregon |
| 26 | Thomas Turner | 54 | Head | Mechanic | Utah |
| 27 | Kathreen Turner | 47 | Wife | — | Kentucky |
| 28 | Clarence Brewster | 26 | Head | Sugar End Foreman | Iowa |
| 29 | Aprilly Brewster | 25 | Wife | — | Illinois |
| 30 | Glea Billings | 30 | Head | Asst Chemist | Colorado |
| 31 | Gretchen Billings | 30 | Wife | — | Colorado |
| 32 | George Mcclaskey | 11 | stepson | — | Colorado |
| 33 | Malcolm Crawford | 30 | Head | 44 | Utah |
| 34 | Frances Crawford | 29 | Wife | — | Utah |
| 35 | Marilyn Crawford | 5 | daughter | — | Idaho |
| 36 | Darrel Crawford | 2 | Son | — | Idaho |
| 37 | Bud Anderson | 42 | Head | 48 | Arkansas |
| 38 | Beatrice Anderson | 42 | Wife | 12 | Oregon |
| 39 | Harold Anderson | 21 | Son | 8 | Oregon |
Pedigree Summary
Robert
Gen 1 · 3 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)