RT
Robert Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Okanogan-County, Washington
Our Model Tree links this Robert Thompson across the 1920, 1930 and 1940 US Censuses in Okanogan-County, Washington (XGBoost, ~Confirmed), with identified parents Allen & George — first a son (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Male
Son
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Okanogan-County, Washington |
| Surname | Thompson |
| Given Name | Robert A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Winthrop Election Precinct Outside Winthrop Town |
| 1935 Residence (County) | Okanogan |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 241 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Laborer |
| Township / Ward | Winthrop Election Precinct Outside Winthrop Town |
| Est. Birth Year | ~1918 |
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 |
|---|---|---|---|---|
| Allan Thompson | Head | — | 50 | ~1890 |
| Flora Thompson | Other | — | 85 | ~1855 |
| Robert Thompson | Son | — | 22 | ~1918 |
| Enid Thompson | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Okanogan, Washington
Son, age 2
Okanogan, Washington · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Robert A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Washington |
| Mother's Birthplace | Washington |
| Occupation | none |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Okanogan, Washington
Son, age 12
Okanogan, Washington · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Robert A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Washington |
| Mother's Birthplace | Washington |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Okanogan-County, Washington
Son, age 22
Okanogan-County, Washington · implied b. ~1918 — 4 household members
| Surname | Thompson |
| Given Name | Robert A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Winthrop Election Precinct Outside Winthrop Town |
| 1935 Residence (County) | Okanogan |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 241 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 Allen Thompson (~0.92 confidence) and father George Thompson (~0.83 confidence) and father George Thompson (~0.83 confidence) and mother Flora Thompson (~0.83 confidence) and mother Enid Thompson (~0.92 confidence). The pedigree spans 2 generations with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.87
Father
Allen Thompson
b. ~1890
Source father
● Household
· direct · ~0.92
Father
George Thompson
b. ~1854
Source father>father
● Household
· direct · ~0.83
Father
George Thompson
b. ~1854
Source father>father
● Household
· direct · ~0.83
Mother
Flora Thompson
b. ~1860
Source father>mother
● Household
· direct · ~0.83
Mother
Enid Thompson
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Thompson
Son · 1940 · age 22 · b. ~1918 · Washington
★ 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 — Okanogan-County, Washington
Open full size
1940 US Federal Census — Okanogan-County, Washington
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04353-00809)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ida R. Knauff | 54 | Mother | Housekeeper | Iowa |
| 2 | Rodney G. Hearsum | 5 | Nephew | — | Washington |
| 3 | William Kikendall | 36 | Head | Farmer | Washington |
| 4 | Hazel B. Kikendall | 31 | Wife | — | Oregon |
| 5 | Duane C. Kikendall | 5 | Son | — | Washington |
| 6 | Iris M. Kikendall | 1 | Daughter | — | Washington |
| 7 | Kenneth Q. Kikendall | 0 | Son | — | Washington |
| 8 | Lee Doyle | 39 | Head | Farmer | Indiana |
| 9 | Nellie A. Doyle | 31 | Wife | — | Missouri |
| 10 | Kenneth W. Thompson | 46 | Head | Farmer | Washington |
| 11 | William L. Thompson | 53 | Head | Farmer | Colorado |
| 12 | Allan L. Thompson | 50 | Head | Farmer | Washington |
| 13 | Enid L. Thompson | 44 | Wife | — | Washington |
| 14 | Robert A. Thompson THIS PERSON | 22 | Son | Laborer | Washington |
| 15 | Flora H. Thompson | 85 | Mother | — | Vermont |
| 16 | William V. Haase | 58 | Head | Farmer | Minnesota |
| 17 | Dorothy H. Haase | 24 | Daughter | — | Washington |
| 19 | James C. Tate | 64 | Head | Farmer | Illinois |
| 20 | Laura E. Tate | 59 | Wife | — | Illinois |
| 21 | Walter R. Barmley | 54 | Head | Caretaker | Missouri |
| 22 | Clarence Rader | 45 | Boarder | Laborer | Washington |
| 23 | Guy Phelps | 62 | Head | Meat Cutter | California |
| 24 | Victor J. Lyons | 22 | Head | Laborer | Washington |
| 25 | Dorothy F. Lyons | 20 | Wife | — | Washington |
| 26 | George P. Honey | 34 | Head | Farmer | Washington |
| 27 | Hazel A. Honey | 25 | Wife | — | Washington |
| 28 | George P. Jr. Honey | 5 | Son | — | Washington |
| 29 | Raymond E. Honey | 3 | Son | — | Washington |
| 30 | Calvin W. Rodepouch | 46 | Head | Farmer | Iowa |
| 31 | Anna H. Rodepouch | 42 | Wife | — | Washington |
| 32 | H. James Kirkpatrick | 25 | Hired Hand | Laborer | Arkansas |
| 33 | Carl W. Varner | 27 | Head | Laborer | Kansas |
| 34 | Marjorie J. Varner | 21 | Wife | Laborer | Kansas |
| 35 | Elsie M. Varner | 3 | Daughter | — | Washington |
| 36 | R. Elmer Skoog | 19 | Brother-in-law | Laborer | Colorado |
| 37 | William Johnson | 69 | Head | Farmer | Wisconsin |
| 38 | A. Marie Johnson | 60 | Wife | — | Wisconsin |
| 39 | Everett R. Johnson | 37 | Son | — | Wisconsin |
| 40 | Corvin C. Johnson | 25 | Son | Carpenter | Washington |
Pedigree Summary
Robert
Gen 1 · 2 parents
~0.92
Gen 2 · 3 grandparents
~0.83
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)