HR
Harry Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Polk-County, Oregon
Our Model Tree links this Harry Robinson across the 1920, 1930 and 1940 US Censuses in Polk-County, Oregon (XGBoost, ~Confirmed), with identified parents John & Ida — first a head (b.~1914), then head of a 3-person household.
Age 26
b. ~1914
Male
Head
Born: Oregon
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Oregon |
| Surname | Robinson |
| Given Name | Harry B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Dallas City |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Occupation | Electrician |
| Industry | Sawmill |
| Class of Worker | PW |
| Hours Worked | 46 |
| Income (1939) | 1567 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Occupation | Electrician |
| Township / Ward | Dallas City |
| Est. Birth Year | ~1914 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Harry Robinson | Head | — | 26 | ~1914 |
| Monte Robinson | Son | — | 3 | ~1937 |
| Emily Robinson | Spouse | — | 23 | ~1917 |
Census Appearances
1920
Polk, Oregon
Son, age 5
Polk, Oregon · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Idaho |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Polk, Oregon
Son, age 16
Polk, Oregon · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Harry R. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Idaho |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Polk-County, Oregon
Head, age 26
Polk-County, Oregon · implied b. ~1914 — 3 household members
| Surname | Robinson |
| Given Name | Harry B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Dallas City |
| 1935 Residence (County) | Polk |
| Occupation | Electrician |
| Industry | Sawmill |
| Class of Worker | PW |
| Hours Worked | 46 |
| Income (1939) | 1567 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Harry Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Robinson (~0.83 confidence) and mother Ida Robinson (~0.83 confidence) and father Geo Robinson (~0.92 confidence) and father George Robinson (~0.92 confidence) and mother Lulu Robinson (~0.92 confidence). The pedigree spans 2 generations with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.88
Father
John Robinson
b. ~1857
Source father>father
● Household
· direct · ~0.83
Mother
Ida Robinson
b. ~1862
Source father>mother
● Household
· direct · ~0.83
Father
Geo Robinson
b. ~1883
Source father
● Household
· direct · ~0.92
Father
George Robinson
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Lulu Robinson
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Robinson
Head · 1940 · age 26 · b. ~1914 · 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 — Polk-County, Oregon
Open full size
1940 US Federal Census — Polk-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03378-00150)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harold Mulkey | 28 | Head | Grader | Idaho |
| 2 | Mona Mulkey | 25 | Wife | — | Oregon |
| 3 | Guthrie Spring | 41 | Head | Welder | Missouri |
| 4 | Leona Spring | 39 | Wife | — | Missouri |
| 5 | Hubert Spring | 19 | Son | — | Oregon |
| 6 | Harry B. Robinson THIS PERSON | 26 | Head | Electrician | Oregon |
| 7 | Emily Robinson | 23 | Wife | — | Washington |
| 8 | Monte Robinson | 3 | Son | — | Oregon |
| 9 | Raymond Dahlin | 37 | Head | Superintendent | Wisconsin |
| 10 | Ardis Dahlin | 37 | Wife | — | Oregon |
| 11 | Robert Dahlin | 14 | Son | — | Oregon |
| 12 | Shirley Dahlin | 10 | Daughter | — | Oregon |
| 13 | Paula Dahlin | 3 | Daughter | — | Oregon |
| 14 | Susie Peters | 51 | Head | — | Minnesota |
| 15 | John Peters | 17 | Son | — | Oregon |
| 16 | Riley A. Mason | 58 | Head | Stickerman | Ohio |
| 17 | Ruby B. Mason | 46 | Wife | — | Oregon |
| 18 | Catherine Patsy Mason | 11 | Daughter | — | Oregon |
| 19 | Oscar Jentz | 60 | Head | Wood Sawyer | Kansas |
| 20 | Susie A. Jentz | 64 | Wife | — | Minnesota |
| 21 | Patsy Jentz | 11 | Daughter | — | Oregon |
| 22 | Mary Arnold | 87 | Mother-in-law | — | English Canada |
| 23 | Lester B. Watts | 32 | Head | Timber Faller | South Dakota |
| 24 | Nicholas Watts | 21 | Brother | Car Loader | Canada |
| 25 | Irvin Carlile | 62 | Head | — | Missouri |
| 26 | Jennie Carlile | 62 | Wife | — | Minnesota |
| 27 | Irvin Ray Johnston | 50 | Head | Laborer | Iowa |
| 28 | Josie Johnston | 46 | Wife | Carrier | Iowa |
| 29 | Dean Johnston | 21 | Son | Agent | Iowa |
| 30 | Shirley Johnston | 18 | Daughter | — | Iowa |
| 31 | Kenneth Johnston | 15 | Son | — | Iowa |
| 32 | Samuel Bjornson | 38 | Head | Lumber Grader | North Dakota |
| 33 | Molly Bjornson | 48 | Wife | — | Oregon |
| 34 | John D. Latta | 35 | Head | Lumber Worker | Oregon |
| 35 | Lelia Latta | 32 | Wife | — | Washington |
| 36 | Geraldine Latta | 10 | Daughter | — | Oregon |
| 37 | De Wayne Page | 26 | Head | — | Oregon |
| 38 | Marguerite Page | 24 | Wife | — | Oregon |
| 39 | Allen Page | 0 | Son | — | Oregon |
| 40 | Charles Mccann | 69 | Head | Road Master | Oregon |
Pedigree Summary
Harry
Gen 1 · 3 parents
~0.92
Gen 2 · 2 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)