AO
Andrew Olson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Fillmore-County, Minnesota
Our Model Tree links this Andrew Olson across the 1920, 1930 and 1940 US Censuses in Fillmore-County, Minnesota (XGBoost, ~Confirmed), with identified parents Anton & Anton — first a son (b.~1890), then head of a 3-person household.
Age 50
b. ~1890
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Fillmore-County, Minnesota |
| Surname | Olson |
| Given Name | Andrew (X) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Harmony |
| 1935 Residence (County) | Fillmore |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 6 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Laborer |
| Township / Ward | Harmony |
| Est. Birth Year | ~1890 |
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 Andrew | Age | Birth yr |
|---|---|---|---|---|
| Anton Olson | Head | — | 86 | ~1854 |
| Andrew Olson | Son | — | 50 | ~1890 |
| Bessie Olson | Daughter | — | 46 | ~1894 |
Census Appearances
1920
Fillmore, Minnesota
Son, age 30
Fillmore, Minnesota · implied b. ~1890 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Andrew |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Norway |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Fillmore, Minnesota
Son, age 41
Fillmore, Minnesota · implied b. ~1889 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Andrew |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Judge Probate |
| Industry | Own office |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Fillmore-County, Minnesota
Son, age 50
Fillmore-County, Minnesota · implied b. ~1890 — 3 household members
| Surname | Olson |
| Given Name | Andrew (X) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Harmony |
| 1935 Residence (County) | Fillmore |
| Occupation | Laborer |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 6 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| 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 Andrew Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Anton Olson (~0.92 confidence) and father Anton Olson (~0.92 confidence) and father John Olson (~0.92 confidence) and mother Emma Olson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Anton Olson
b. ~1854
Source father
● Household
· direct · ~0.92
Father
Anton Olson
b. ~1854
Source father
● Household
· direct · ~0.92
Father
John Olson
b. ~1855
Source father
● Household
· direct · ~0.92
Mother
Emma Olson
b. ~1858
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Andrew Olson
Son · 1940 · age 50 · b. ~1890 · Minnesota
★ You are viewing this record
Sibling
Bessie Olson
Sibling · 1940 · age 46
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 — Fillmore-County, Minnesota
Open full size
1940 US Federal Census — Fillmore-County, Minnesota
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01921-00315)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Howard Johnson | 27 | Head | Salesman | Minnesota |
| 42 | Millicent (X) Johnson | 26 | Wife | Secretarial | Minnesota |
| 43 | Archie F. C. Halverson | 25 | Head | Lumberman | Minnesota |
| 44 | (X) Masing | 27 | Wife | — | Iowa |
| 45 | Ruth Runge | 24 | Lodger | Secretary | Minnesota |
| 46 | Theodore Goplen | 58 | Head | Sawmill Operator | Minnesota |
| 47 | Matilda (X) Goplen | 57 | Wife | — | North Dakota |
| 48 | Mavis Goplen | 13 | Daughter | — | Minnesota |
| 49 | Anton Olson | 86 | Head | — | Wisconsin |
| 50 | Andrew (X) Olson THIS PERSON | 50 | Son | Laborer | North Dakota |
| 51 | Bessie Olson | 46 | Daughter | — | Minnesota |
| 53 | Eldon Harkness | 36 | Head | Section Laborer | Minnesota |
| 54 | Alice Harkness | 33 | Wife | — | Minnesota |
| 55 | Lavonne Harkness | 15 | Daughter | — | Minnesota |
| 56 | Delone Harkness | 12 | Daughter | — | Minnesota |
| 57 | Jonahaye Harkness | 11 | Daughter | — | Minnesota |
| 58 | Laurel Jean Harkness | 7 | Daughter | — | Minnesota |
| 59 | Carl Scrabek | 71 | Head | — | Minnesota |
| 60 | William Mark | 65 | Lodger | Yard Cutting | Minnesota |
| 61 | Ervin Young | 41 | Head | Mechanic | Iowa |
| 62 | Gladys Young | 33 | Wife | — | Iowa |
| 63 | John Young | 3 | Son | — | Iowa |
| 64 | Alma Rogers | 29 | Lodger | Saleslady | Iowa |
| 66 | Henry Pederson | 52 | Head | Stone Crusher | Minnesota |
| 67 | Jennie (X) Pederson | 42 | Wife | — | Minnesota |
| 68 | Geraldine Pederson | 6 | Daughter | — | Minnesota |
| 69 | Leslie Lund | 28 | Lodger | — | Minnesota |
| 70 | Ervin Jacobson | 78 | Head | — | Minnesota |
| 71 | Sarah Jacobson | 70 | Wife | — | Minnesota |
| 72 | Francis Linatroth | 42 | Head | Master Painter | Minnesota |
| 73 | Ethel (X) Linatroth | 42 | Wife | — | Minnesota |
| 74 | Thomas Linatroth | 17 | Son | Newsworker | Minnesota |
| 75 | Gerald Linatroth | 16 | Son | — | Minnesota |
| 76 | Ronald Linatroth | 14 | Son | — | Minnesota |
| 77 | Mary E. Linatroth | 7 | Daughter | — | Minnesota |
| 78 | Kathleen Linatroth | 5 | Daughter | — | Minnesota |
| 79 | William Vang | 45 | Head | Buyer | Minnesota |
| 80 | Hildred Vang | 34 | Wife | — | Iowa |
Pedigree Summary
Andrew + 1 sibling
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)