AO
Andrew Olson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hubbard-County, Minnesota
Our Model Tree links this Andrew Olson across the 1910, 1920, 1930 and 1940 US Censuses in Hubbard-County, Minnesota (XGBoost, ~Confirmed), with identified parents John & Anna — first a head (b.~1896), then head of a 3-person household.
Age 44
b. ~1896
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hubbard-County, Minnesota |
| Surname | Olson |
| Given Name | Andrew R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Guthrie Township |
| 1935 Residence (County) | Hubbard |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Guthrie Township |
| Est. Birth Year | ~1896 |
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 |
|---|---|---|---|---|
| Caroline Olson | Spouse | — | 35 | ~1905 |
| Andrew Olson | Head | — | 44 | ~1896 |
| Richard Olson | Son | — | 2 | ~1938 |
Census Appearances
1910
Hubbard, Minnesota
Son, age 14
Hubbard, Minnesota · implied b. ~1896 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Andrew |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Hubbard, Minnesota
Son, age 23
Hubbard, Minnesota · implied b. ~1897 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Andrew M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hubbard, Minnesota
Son, age 34
Hubbard, Minnesota · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Andrew R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Norway |
| Occupation | Farm Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | WW |
| Veteran | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hubbard-County, Minnesota
Head, age 44
Hubbard-County, Minnesota · implied b. ~1896 — 3 household members
| Surname | Olson |
| Given Name | Andrew R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Guthrie Township |
| 1935 Residence (County) | Hubbard |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 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 Andrew Olson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Olson (~0.92 confidence) and mother Anna Olson (~0.92 confidence) and mother Anne Olson (~0.92 confidence) and mother Julia Olson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Olson
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Anna Olson
b. ~1864
Source mother
● Household
· direct · ~0.92
Mother
Anne Olson
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Julia Olson
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Andrew Olson
Head · 1940 · age 44 · b. ~1896 · Minnesota
★ 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 — Hubbard-County, Minnesota
Open full size
1940 US Federal Census — Hubbard-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01927-00542)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred H. Dennis | 37 | Head | Farmer | Iowa |
| 2 | Elsie Dennis | 32 | Wife | Laundress | Wisconsin |
| 3 | Richard H. Dennis | 64 | Father | Farmer | Iowa |
| 4 | Cora E. Dennis | 55 | Mother | — | Iowa |
| 5 | A. Artzer | 4 | Niece | — | North Dakota |
| 6 | Ethel I. Olson | 48 | Head | Truck Driver | Minnesota |
| 7 | Julia E. Olson | 42 | Wife | — | Minnesota |
| 8 | Nels J. Holmberg | 83 | Father | — | Sweden |
| 9 | Albert L. Johnson | 51 | Head | — | Minnesota |
| 10 | Mary T. Johnson | 46 | Wife | — | Minnesota |
| 11 | Robert L. Johnson | 23 | Son | Mechanic | Minnesota |
| 12 | James E. Johnson | 20 | Son | — | Minnesota |
| 13 | Harry R. Johnson | 18 | Son | Labor | Minnesota |
| 14 | Norman H. Johnson | 16 | Son | — | Minnesota |
| 15 | Wayne E. Johnson | 14 | Son | — | Minnesota |
| 16 | Ray E. Johnson | 11 | Son | — | Minnesota |
| 17 | Verne M. Johnson | 9 | Son | — | Minnesota |
| 18 | Marion A. Johnson | 6 | Son | — | Minnesota |
| 19 | Fallenand Bauman | 84 | Head | — | Germany |
| 20 | Sophie Bauman | 78 | Wife | — | Germany |
| 21 | Anton Anderson | 77 | Head | — | Norway |
| 22 | Ellen M. Anderson | 67 | Wife | — | Norway |
| 23 | Gertrude Anderson | 32 | Daughter | New Worker | Minnesota |
| 24 | Carl Anderson | 29 | Son | — | Minnesota |
| 25 | Martin Christopherson | 30 | Head | Truck Driver | Iowa |
| 26 | Norma C. Christopherson | 25 | Wife | — | Minnesota |
| 27 | Conrad M. Christopherson | 6 | Son | — | Minnesota |
| 28 | Cles L. Christopherson | 5 | Son | — | Minnesota |
| 29 | Carl Christopherson | 47 | Head | Fireman | Iowa |
| 30 | Matilda P. Christopherson | 41 | Wife | — | Minnesota |
| 31 | Marshall E. Christopherson | 20 | Son | New Worker | Minnesota |
| 32 | Lila L. Christopherson | 10 | Daughter | — | Minnesota |
| 33 | Andrew R. Olson THIS PERSON | 44 | Head | — | Minnesota |
| 34 | Caroline L. Olson | 35 | Wife | — | Minnesota |
| 35 | Richard L. Olson | 2 | Son | — | Minnesota |
| 36 | Clarence Hladan | 38 | Head | Saw Man | Minnesota |
| 37 | Angeline Hladan | 32 | Wife | — | Minnesota |
| 38 | Gelas Hladan | 7 | Son | — | Minnesota |
| 39 | Robert J. Hladan | 3 | Son | — | Minnesota |
| 40 | James W. Brenden | 32 | Head | Truck Driver | Minnesota |
Related Census Records
Pedigree Summary
Andrew
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)