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Robert Olson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this Robert Olson across the 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Andrew & Oscar — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Olson |
| Given Name | Robert R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Osseo Village |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | Checker |
| Industry | Ford Motor Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 12 |
| 1935 Residence | Same Place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Checker |
| Township / Ward | Osseo Village |
| Est. Birth Year | ~1915 |
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 |
|---|---|---|---|---|
| Richard Olson | Son | — | 20 | ~1920 |
| Robert Olson | Son | — | 25 | ~1915 |
| Edith Olson | Spouse | — | 53 | ~1887 |
| Andrew Olson | Head | — | 60 | ~1880 |
Census Appearances
1920
Hennepin, Minnesota
Son, age 5
Hennepin, Minnesota · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Robert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Son, age 15
Hennepin, Minnesota · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Robert J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Son, age 25
Hennepin-County, Minnesota · implied b. ~1915 — 4 household members
| Surname | Olson |
| Given Name | Robert R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Osseo Village |
| 1935 Residence (County) | Hennepin |
| Occupation | Checker |
| Industry | Ford Motor Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 12 |
| 1935 Residence | Same Place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Olson (~0.92 confidence) and father Oscar Olson (~0.92 confidence) and father Oscar Olson (~0.92 confidence) and mother Edith Olson (~0.92 confidence) and mother Della Olson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Olson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Oscar Olson
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Oscar Olson
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Edith Olson
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Della Olson
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Olson
Son · 1940 · age 25 · b. ~1915 · Minnesota
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Sibling
Richard Olson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01925-00658)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Claire Joslin | 19 | Son | Carpenter | Minnesota |
| 2 | Ralph Mac Hugh | 40 | Head | Carpenter | Ohio |
| 3 | Selma Mac Hugh | 30 | Wife | — | Minnesota |
| 4 | Barry Mac Hugh | 5 | Son | — | Minnesota |
| 5 | Roger Mac Hugh | 4 | Son | — | Minnesota |
| 6 | Albert Luckt | 54 | Head | Blacksmith | Germany |
| 7 | Clara Luckt | 51 | Wife | — | Minnesota |
| 8 | Fred Paul | 41 | Head | Bar Prop. Proprietor | Minnesota |
| 9 | Marian Paul | 37 | Wife | — | Minnesota |
| 10 | Caroll Paul | 14 | Daughter | — | Minnesota |
| 11 | Virgil Rochet | 30 | Head | Maintenance | Minnesota |
| 12 | Erma Rochet | 30 | Wife | Stenographer | Minnesota |
| 13 | Marlis Rochet | 5 | Daughter | — | Minnesota |
| 14 | John Schwappach | 71 | Head | — | Minnesota |
| 15 | Ida Schwappach | 71 | Sister | Clerk | Minnesota |
| 16 | Raymond Sivers | 34 | Lodger | Clerk | North Dakota |
| 17 | Rhett Curtis | 54 | Head | Prop. | Minnesota |
| 18 | Myrtle Curtis | 37 | Wife | — | Minnesota |
| 19 | Arthur Garber | 39 | Head | Attendant Prop. | Iowa |
| 20 | Josephine Mee | 61 | Head | — | Minnesota |
| 21 | Marvel C. Mee | 30 | Daughter | University Teacher | Minnesota |
| 22 | George H. Masteng | 29 | Lodger | Physician | Minnesota |
| 23 | — | None | — | — | — |
| 24 | — | None | — | — | — |
| 25 | Arrie Hanner | 26 | Head | Truck Driver | Minnesota |
| 26 | Audrie Hanner | 22 | Wife | Primer Loader | Minnesota |
| 27 | Kenneth Haaseny | 34 | Head | Marshall | Minnesota |
| 28 | Marjorie Haaseny | 34 | Wife | — | Minnesota |
| 29 | Donna Haaseny | 8 | Daughter | — | Minnesota |
| 30 | Lorlei Haaseny | 5 | Daughter | — | Minnesota |
| 31 | Jackie Haaseny | 2 | Daughter | — | Minnesota |
| 32 | Elmo Richey | 47 | Head | Laborer | Minnesota |
| 33 | Ethel Richey | 50 | Wife | Wrapping | Minnesota |
| 34 | Joseph D. Richey | 18 | Son | — | Minnesota |
| 35 | Andrew Olson | 60 | Head | Prop. | Minnesota |
| 36 | Edith Olson | 53 | Wife | — | Minnesota |
| 37 | Robert R. Olson THIS PERSON | 25 | Son | Checker | Minnesota |
| 38 | Richard Olson | 20 | Son | Laborer | Minnesota |
| 39 | Jasper Ballard | 73 | Head | — | Illinois |
| 40 | Fred Ferdinand | 63 | Head | — | Minnesota |
Pedigree Summary
Robert + 1 sibling
Gen 1 · 5 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)