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Arthur Olson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Minnehaha-County, South Dakota
Our Model Tree links this Arthur Olson across the 1920, 1930 and 1940 US Censuses in Minnehaha-County, South Dakota (XGBoost, ~Confirmed), with identified parents Ben & Benedict — first a head (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Male
Head
Born: North Dakota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Minnehaha-County, South Dakota |
| Surname | Olson |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Additional Details | |
| Occupation | civil engineer |
| Industry | packing plant |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 750 |
| Highest Grade | H 4 |
| 1935 Residence | South Dakota |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Civil Engineer |
| Township / Ward | Sioux Falls City |
| Est. Birth Year | ~1906 |
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 Arthur | Age | Birth yr |
|---|---|---|---|---|
| Charles Olson | Son | — | 3 | ~1937 |
| Dorothy Olson | Spouse | — | 34 | ~1906 |
| Arthur Olson | Head | — | 34 | ~1906 |
| Margaret Olson | Daughter | — | 8 | ~1932 |
Census Appearances
1920
Minnehaha, South …
Son, age 14
Minnehaha, South Dakota · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Arthur R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | New York |
| Mother's Birthplace | Norway |
| Occupation | Assist Shippy |
| Industry | Wholesale Auto Supplies |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Minnehaha, South …
Son, age 24
Minnehaha, South Dakota · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Minnehaha-County, South …
Head, age 34
Minnehaha-County, South Dakota · implied b. ~1906 — 4 household members
| Surname | Olson |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Occupation | civil engineer |
| Industry | packing plant |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 750 |
| Highest Grade | H 4 |
| 1935 Residence | South Dakota |
| 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 Arthur Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ben Olsen (~0.92 confidence) and father Benedict Olson (~0.92 confidence) and mother Bertha Olson (~0.92 confidence) and mother Bertha Olsen (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ben Olsen
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Benedict Olson
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Bertha Olson
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Bertha Olsen
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Olson
Head · 1940 · age 34 · b. ~1906 · South Dakota
★ 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 — Minnehaha-County, South Dakota
Open full size
1940 US Federal Census — Minnehaha-County, South Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03863-00788)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mae Boest | 64 | Wife | — | Iowa |
| 2 | Arthur Olson THIS PERSON | 34 | Head | Civil Engineer | North Dakota |
| 3 | Dorothy Olson | 34 | Wife | No | South Dakota |
| 4 | Margaret Olson | 8 | Daughter | — | Washington D.C. |
| 5 | Charles Olson | 3 | Son | — | Ohio |
| 6 | Reed C Barnard | 52 | Head | Owner | Minnesota |
| 7 | Theda Barnard | 52 | Wife | Bookkeeper | Minnesota |
| 8 | Willard Barnard | 21 | Son | Service Man | South Dakota |
| 9 | Marcia Barnard | 14 | Daughter | — | South Dakota |
| 10 | Sharon Barnard | 1 | Granddaughter | — | South Dakota |
| 11 | Joyce Tavish | 9 | Lodger | — | South Dakota |
| 12 | Lawrence O'Toole | 24 | Lodger | Salesman | South Dakota |
| 13 | Jess A Layton | 42 | Head | Traveling Salesman | Iowa |
| 14 | Lillian Layton | 43 | Wife | — | Iowa |
| 15 | Elizabeth Warring | 60 | Head | — | South Dakota |
| 16 | Gwen Warring | 21 | Daughter | Buyer | Iowa |
| 17 | George Pierson | 39 | Lodger | Traveling Salesman | South Dakota |
| 18 | Edna Houdeshell | 55 | Servant | House Work | Iowa |
| 19 | Henry Hornby | 69 | Head | Medical Doctor | Illinois |
| 20 | Virginia Hornby | 66 | Wife | — | Minnesota |
| 21 | Virginia Mae Hornby | 27 | Daughter | Teacher | South Dakota |
| 22 | Grace Beugere | 42 | Head | — | Minnesota |
| 23 | Buell Beugere | 20 | Son | — | Minnesota |
| 24 | Winifred Beugere | 16 | Daughter | — | Minnesota |
| 25 | Gene Beugere | 14 | Son | — | Minnesota |
| 26 | Albert Gandrau | 41 | Head | Traveling Salesman | South Dakota |
| 27 | Leona Gandrau | 35 | Wife | — | Canada-English |
| 28 | Joyce Gandrau | 15 | Daughter | — | South Dakota |
| 29 | Gene Gandrau | 8 | Son | — | South Dakota |
| 30 | Irene Johnson | 21 | Cousin | Saleslady | South Dakota |
| 31 | Walter Dyce | 49 | Head | Agent | South Dakota |
| 32 | Alice Dyce | 47 | Wife | — | South Dakota |
| 33 | Quentin Dyce | 18 | Son | — | South Dakota |
| 34 | Eileen Dyce | 16 | Daughter | — | South Dakota |
| 35 | Graton Dyce | 14 | Son | — | South Dakota |
| 36 | Lorretta Dyce | 9 | Daughter | — | South Dakota |
| 37 | Max Dorthenasf | 45 | Head | Owner | Iowa |
| 38 | Opal Dorthenasf | 47 | Wife | — | Iowa |
| 39 | Harry Trebble | 51 | Head | Collector | Iowa |
| 40 | Eleanor Trebble | 41 | Wife | — | Minnesota |
Pedigree Summary
Arthur
Gen 1 · 4 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)