RD
Robert Douglas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Oregon
Our Model Tree links this Robert Douglas across the 1920, 1930 and 1940 US Censuses in Washington-County, Oregon (XGBoost, ~Confirmed), with identified parents Albert & Robert — first a son (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Oregon |
| Surname | Douglas |
| Given Name | Robert E. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Portland |
| 1935 Residence (County) | Multnomah |
| Additional Details | |
| Occupation | Student |
| Industry | Wholesale Grocery |
| Class of Worker | PW |
| Hours Worked | 5 |
| Highest Grade | C 3 |
| 1935 Residence | Oregon |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Student |
| Township / Ward | West Slope |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Douglas | Son | — | 22 | ~1918 |
| Maude Douglas | Spouse | — | 45 | ~1895 |
| Robert Douglas | Head | — | 45 | ~1895 |
Census Appearances
1920
Multnomah, Oregon
Other, age 2
Multnomah, Oregon · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Douglas |
| Given Name | Robert E. Jr. |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Oregon |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Multnomah, Oregon
Son, age 12
Multnomah, Oregon · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Douglas |
| Given Name | Robert E Jr |
| Relationship to Head | son |
| Sex | M |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Oregon |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Washington-County, Oregon
Son, age 22
Washington-County, Oregon · implied b. ~1918 — 3 household members
| Surname | Douglas |
| Given Name | Robert E. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Portland |
| 1935 Residence (County) | Multnomah |
| Occupation | Student |
| Industry | Wholesale Grocery |
| Class of Worker | PW |
| Hours Worked | 5 |
| Highest Grade | C 3 |
| 1935 Residence | Oregon |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Douglas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Douglas (~0.92 confidence) and father Robert Douglas (~0.92 confidence) and mother Maude Douglas (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Douglas
b. ~1895
Source father
● Household
· direct · ~0.92
Father
Robert Douglas
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Maude Douglas
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Douglas
Son · 1940 · age 22 · b. ~1918 · 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 — Washington-County, Oregon
Open full size
1940 US Federal Census — Washington-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03383-00407)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Birdie Streitwieser | 39 | Wife | — | Nebraska |
| 2 | Alice Streitwieser | 4 | Daughter | — | Nebraska |
| 3 | Robert E. Douglas | 45 | Head | President | Oregon |
| 4 | Maude M. Douglas | 45 | Wife | Vice President | Oregon |
| 5 | Robert E. Jr. Douglas THIS PERSON | 22 | Son | Student | California |
| 6 | John Karitis | 44 | Head | Farmer | Greece |
| 7 | Charles Jensen | 70 | Boarder | Carpenter | Denmark |
| 8 | Raymond S. Maguee | 43 | Head | Dentist | Montana |
| 9 | Ruth M. Maguee | 34 | Wife | — | Oregon |
| 10 | Nancy R. Maguee | 8 | Daughter | — | Oregon |
| 11 | Gladys E. Alvin | 37 | Head | Sales Lady | Oregon |
| 12 | Jennie Honsburg | 57 | Mother | — | Minnesota |
| 13 | John L. Stoneburg | 22 | Brother | New Worker | Oregon |
| 14 | Arnold L. Ekstrom | 33 | Head | Installer | Ohio |
| 15 | Clara V. Ekstrom | 27 | Wife | — | Oregon |
| 16 | Donna Ekstrom | 2 | Daughter | — | Oregon |
| 17 | Marilyn Ekstrom | 0 | Infant | — | Oregon |
| 18 | Dora Berguid | 59 | Mother in law | — | Oregon |
| 19 | Milton Bert Hinds | 32 | Head | Draftsman | Oregon |
| 20 | Bernice Hinds | 27 | Wife | — | Oregon |
| 21 | Thomas C. Gregg | 32 | Head | Welder And Mechanic | Colorado |
| 22 | Lillian A. Gregg | 27 | Wife | — | Washington |
| 23 | Frances R. Noel | 48 | Head | Warehouseman | Iowa |
| 24 | Gladys M. Noel | 43 | Wife | — | Washington |
| 25 | Doris M. Noel | 14 | Daughter | — | Oregon |
| 26 | James Auleo | 41 | Head | Grocery | Greece |
| 27 | Penelope Auleo | 29 | Wife | — | Greece |
| 28 | George Auleo | 12 | Son | — | Oregon |
| 29 | Goldie M. Auleo | 10 | Daughter | — | Oregon |
| 30 | Antonetta Ray | 40 | Head | — | Italy |
| 31 | Mary Ray | 32 | Daughter | — | Oregon |
| 32 | Joseph C. Garaffano | 37 | Head | Displayman | Massachusetts |
| 33 | Mary E. Garaffano | 36 | Wife | — | Nebraska |
| 34 | Paul E. Mead | 26 | Head | Service Station | Kansas |
| 35 | Helen B. Mead | 28 | Wife | Secretary | Oregon |
| 36 | Clerence E. Collins | 49 | Head | Shipping Clerk | Iowa |
| 37 | Ethel M. Collins | 46 | Wife | — | Iowa |
| 38 | Frank W. O'Hara | 38 | Head | District Manager | Illinois |
| 39 | Viola E. O'Hara | 37 | Wife | — | Michigan |
| 40 | Ralph D. O'Hara | 19 | Son | — | Michigan |
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)