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Robert Olson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Burke-County, North Dakota
Our Model Tree links this Robert Olson across the 1930 and 1940 US Censuses in Burke-County, North Dakota (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Male
Son
Born: North Dakota
Separated
1940 Census Record Details
| Census Year | 1940 |
| Location | Burke-County, North Dakota |
| Surname | Olson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Separated |
| Birthplace | North Dakota |
| 1935 Residence (City) | Bowbells City |
| 1935 Residence (County) | Burke |
| Additional Details | |
| Industry | S |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Bowbells City |
| Est. Birth Year | ~1926 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Myrtle Olson | Spouse | — | 45 | ~1895 |
| Louis Olson | Son | — | 10 | ~1930 |
| Alma Olson | Daughter | — | 3 | ~1937 |
| Martha Olson | Daughter | — | 8 | ~1932 |
| Lavine Olson | Daughter | — | 16 | ~1924 |
| Darlene Olson | Daughter | — | 5 | ~1935 |
| Lawrence Olson | Son | — | 20 | ~1920 |
| Robert Olson | Son | — | 14 | ~1926 |
| Albert Olson | Head | — | 44 | ~1896 |
| Inez Olson | Daughter | — | 21 | ~1919 |
Census Appearances
1930
Burke, North …
Son, age 4
Burke, North Dakota · implied b. ~1926 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Robert W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Burke-County, North …
Son, age 14
Burke-County, North Dakota · implied b. ~1926 — 10 household members
| Surname | Olson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Separated |
| Birthplace | North Dakota |
| 1935 Residence (City) | Bowbells City |
| 1935 Residence (County) | Burke |
| Industry | S |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Olson
Son · 1940 · age 14 · b. ~1926 · North Dakota
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Sibling
Lawrence Olson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lavine Olson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alma Olson
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Inez Olson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Darlene Olson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Olson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Olson
Sibling · 1940 · age 8
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 — Burke-County, North Dakota
Open full size
1940 US Federal Census — Burke-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02994-00690)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Stella Spies | 44 | Wife | — | North Dakota |
| 2 | Geraldine Spies | 1 | Daughter | — | North Dakota |
| 3 | Ruben H Hultgren | 30 | Head | Proprietor | England |
| 4 | Dorna Hultgren | 23 | Wife | — | Montana |
| 5 | Richard H Hierath | 33 | Head | Chief Clerk | North Dakota |
| 6 | Mary Hierath | 24 | Wife | — | North Dakota |
| 7 | Dennis Hierath | 1 | Son | — | North Dakota |
| 8 | Emma B Grams | 63 | Head | — | Minnesota |
| 9 | Agnes Anderson | 30 | Lodger | Bookkeeper | North Dakota |
| 10 | Helen Buneau | 34 | Lodger | Clerk | North Dakota |
| 11 | Rose D Donavan | 55 | Head | — | Minnesota |
| 12 | Olive Thompson | 50 | Lodger | Stenographer | North Dakota |
| 13 | Alice Frakie | 32 | Lodger | Teacher | Minnesota |
| 14 | Pearl Stompro | 23 | Lodger | Stenographer | North Dakota |
| 15 | Carl O Haugen | 52 | Head | Laborer | North Dakota |
| 16 | Alice Haugen | 40 | Wife | — | Norway |
| 17 | Albert Olson | 44 | Head | Laborer | Iowa |
| 18 | Myrtle S Olson | 45 | Wife | — | Ohio |
| 19 | Inez Olson | 21 | Daughter | — | North Dakota |
| 20 | Lawrence Olson | 20 | Son | — | North Dakota |
| 21 | Lavine Olson | 16 | Daughter | — | North Dakota |
| 22 | Robert Olson THIS PERSON | 14 | Son | — | North Dakota |
| 23 | Louis Olson | 10 | Son | — | North Dakota |
| 24 | Martha Olson | 8 | Daughter | — | North Dakota |
| 25 | Darlene Olson | 5 | Daughter | — | North Dakota |
| 26 | Alma Olson | 3 | Daughter | — | North Dakota |
| 27 | Alice S Bodeen | 39 | Head | — | North Dakota |
| 28 | Wayne Bodeen | 17 | Son | — | North Dakota |
| 29 | Dale Bodeen | 13 | Son | — | North Dakota |
| 30 | Ex Irma Smith | 29 | Lodger | Nurse | North Dakota |
| 31 | Evelyn Schultz | 34 | Lodger | School Teacher | North Dakota |
| 32 | Charles H Kaufman | 53 | Head | Agent Operator | Michigan |
| 33 | Mary Kaufman | 49 | Wife | — | Minnesota |
| 34 | Catherine Kaufman | 19 | Daughter | — | North Dakota |
| 35 | Dorothy Kaufman | 14 | Daughter | — | North Dakota |
| 36 | Lee G Cunningham | 34 | Head | Laborer | North Dakota |
| 37 | Lorraine Cunningham | 22 | Wife | — | North Dakota |
| 38 | Gary Cunningham | 4 | Son | — | North Dakota |
| 39 | Kay Cunningham | 2 | Daughter | — | North Dakota |
| 40 | J R Otto | 53 | Head | Priest | Germany |
Related Census Records
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)