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John Robertson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Douglas-County, Oregon
Our Model Tree links this John Robertson across the 1920, 1930 and 1940 US Censuses in Douglas-County, Oregon (XGBoost, ~Confirmed), with identified parents James & Eura — first a head (b.~1908), then head of a 4-person household.
Age 32
b. ~1908
Male
Head
Born: Texas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Oregon |
| Surname | Robertson |
| Given Name | John W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Roseburg City |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Occupation | Owner-operator |
| Industry | Filling Station |
| Class of Worker | OA |
| Hours Worked | 52 |
| Income (1939) | 156 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Occupation | Owner-Operator |
| Township / Ward | Roseburg City |
| Est. Birth Year | ~1908 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Anne Robertson | Daughter | — | 2 | ~1938 |
| John Robertson | Head | — | 32 | ~1908 |
| John Robertson | Son | — | 5 | ~1935 |
| Grace Robertson | Spouse | — | 20 | ~1920 |
Census Appearances
1920
Douglas, Oregon
Son, age 12
Douglas, Oregon · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Louisiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1930
Douglas, Oregon
Son, age 22
Douglas, Oregon · implied b. ~1908 — 33 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Louisiana |
| Occupation | Bark Peeler |
| Industry | Hotel |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Douglas-County, Oregon
Head, age 32
Douglas-County, Oregon · implied b. ~1908 — 4 household members
| Surname | Robertson |
| Given Name | John W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Roseburg City |
| 1935 Residence (County) | Douglas |
| Occupation | Owner-operator |
| Industry | Filling Station |
| Class of Worker | OA |
| Hours Worked | 52 |
| Income (1939) | 156 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 John Robertson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Robertson (~0.92 confidence) and mother Eura Robertson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Robertson
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Eura Robertson
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Robertson
Head · 1940 · age 32 · b. ~1908 · 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 — Douglas-County, Oregon
Open full size
1940 US Federal Census — Douglas-County, Oregon
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03360-00011)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Selma Stella R Belrum | 48 | Wife | — | Iowa |
| 42 | Ralph R Belrum | 21 | Son | Laborer | Oregon |
| 43 | Juanita M Belrum | 12 | Daughter | — | Oregon |
| 44 | Donna J Belrum | 8 | Daughter | — | Oregon |
| 45 | Elmer E Wimberly | 43 | Head | Printer | Oregon |
| 46 | Myrtle M Wimberly | 58 | Wife | — | Nebraska |
| 47 | Percy H Croft | 44 | Head | Operator Owner | Illinois |
| 48 | Dorotha R Croft | 39 | Wife | — | Oregon |
| 49 | Belle Croft | 78 | Mother | — | New York |
| 50 | Linville R Mynatt | 78 | Father-in-law | — | Oregon |
| 51 | Mary E Mynatt | 76 | Mother-in-law | — | Oregon |
| 52 | Elva M Wood | 77 | Head | — | Oregon |
| 53 | Eva M Miller | 67 | Sister | — | Oregon |
| 54 | William Stark | 21 | Head | Mail Carrier | Iowa |
| 55 | Anna Stark | 48 | Wife | — | Iowa |
| 56 | Daryl E Stark | 22 | Daughter | Sales Lady | Iowa |
| 57 | John W Robertson THIS PERSON | 32 | Head | Owner-Operator | Texas |
| 58 | Grace Robertson | 20 | Wife | Court Reporter | Oregon |
| 59 | John M Robertson | 5 | Son | — | Oregon |
| 60 | Anne C Robertson | 2 | Daughter | — | Oregon |
| 62 | Reuben W Marsters | 64 | Head | Justice Peace | Kansas |
| 63 | Lizzie L Marsters | 64 | Wife | — | Oregon |
| 64 | William G Littell | 38 | Head | Clerk Yardman | Iowa |
| 65 | Wanda B Littell | 34 | Wife | — | Oregon |
| 66 | Wolfgang W Fest | 66 | Head | Brick Layer | Germany |
| 67 | Catherine M Fest | 63 | Wife | — | Illinois |
| 68 | Alice R Fest | 32 | Daughter | Sales Lady | Oregon |
| 69 | Harry A Reed | 30 | Head | Barber | West Virginia |
| 70 | Florence M Reed | 24 | Wife | Book Keeper | Minnesota |
| 71 | Enleta J Reed | 1 | Daughter | — | Oregon |
| 72 | Jessie R Beale | 26 | Sister-in-law | House Keeper | Minnesota |
| 73 | Nancy R Beale | 7 | Niece | — | Pennsylvania |
| 74 | Patricia A Beale | 1 | Niece | — | Oregon |
| 75 | Agustia Block | 52 | Head | — | Germany |
| 76 | Thomas J Brown | 68 | Head | — | Arkansas |
| 77 | Ellen C Brown | 63 | Wife | — | Arkansas |
| 78 | Curtis O Gerhard | 36 | Head | Mechanic | Missouri |
| 79 | Eva Gerhard | 30 | Wife | Laundress | Kansas |
| 80 | Claude J Brown | 47 | Head | Owner Operator Store | Pennsylvania |
Pedigree Summary
John
Gen 1 · 2 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)