OO
Ole Olson — 1920 US Census Record
Model Tree available1920 United States Federal Census · Cavalier, North Dakota
Our Model Tree links this Ole Olson across the 1900, 1910 and 1920 US Censuses in Cavalier, North Dakota (XGBoost, ~Confirmed), with identified parents Sigvart & Edvard — first a son (b.~1890), then head of a 4-person household.
Age 30
b. ~1890
Male
Son
Born: North Dakota
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Cavalier, North Dakota |
| Surname | Olson |
| Given Name | Ole |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Occupation | Farm Labor |
| Industry | Working out |
| 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 |
| Occupation | Farm Laborer |
| Township / Ward | East Alma Township |
| 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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Ole | Age | Birth yr |
|---|---|---|---|---|
| Ole Olson | Son | — | 30 | ~1890 |
| Sigvart Olson | Head | — | 62 | ~1858 |
| Carl Olson | Son | — | 23 | ~1897 |
| Maria Olson | Spouse | — | 54 | ~1866 |
Census Appearances
1900
Cavalier, North …
Son, age 11
Cavalier, North Dakota · implied b. ~1889 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Ole M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Birth Month | Mar |
| Birth Year | 1889 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | at school |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1910
Cavalier, North …
Son, age 21
Cavalier, North Dakota · implied b. ~1889 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Ole M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Laborer |
| Industry | Home Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1920
Cavalier, North …
Son, age 30
Cavalier, North Dakota · implied b. ~1890 — 4 household members
| Surname | Olson |
| Given Name | Ole |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farm Labor |
| Industry | Working out |
| 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 |
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 Ole Olson across 3 US Census years (1900, 1910 and 1920) in Cavalier, North Dakota, using XGBoost record linkage. Identified parents: father Sigvart Olsen (~0.92 confidence) and father Edvard Olson (~0.92 confidence) and father Sigvart Olson (~0.92 confidence) and mother Maria Olson (~0.92 confidence) and mother Marie Olsen (~0.92 confidence) and mother Marie Olson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Sigvart Olsen
b. ~1857
Source father
● Household
· direct · ~0.92
Father
Edvard Olson
b. ~1858
Source father
● Household
· direct · ~0.92
Father
Sigvart Olson
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Maria Olson
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Marie Olsen
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Marie Olson
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ole Olson
Son · 1920 · age 30 · b. ~1890 · North Dakota
★ You are viewing this record
Sibling
Carl Olson
Sibling · 1920 · age 23
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
1920 US Federal Census — Cavalier, North Dakota
Open full size
1920 US Federal Census — Cavalier, North Dakota
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1333unit:0168)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Agnes Torrance | 57 | Wife | — | Norway |
| 2 | James A Torrance | 24 | Son | Farmer | North Dakota |
| 3 | Agnes Torrance | 22 | Daughter | — | North Dakota |
| 4 | Cora S Torrance | 18 | Daughter | — | North Dakota |
| 5 | John R N Torrance | 15 | Son | — | North Dakota |
| 6 | William H Torrance | 13 | Son | — | North Dakota |
| 7 | Francis T Torrance | 11 | Son | — | North Dakota |
| 8 | Hans Hurst | 60 | Head | Farmer | Norway |
| 9 | Julia Hurst | 59 | Wife | — | Norway |
| 10 | Oscar Hurst | 24 | Son | Farm Labor | Norway |
| 11 | Pet Hurst | 20 | Son | Farm Labor | Norway |
| 12 | Jennie Hurst | 12 | Daughter | — | North Dakota |
| 13 | Carl Haug | 21 | Head | Farmer | North Dakota |
| 14 | Katherine Haug | 23 | Wife | — | North Dakota |
| 15 | Thomas M Haug | 1 | Son | — | North Dakota |
| 16 | Sveibjorn Grimson | 53 | Head | Farmer | Iceland |
| 17 | Anna Grimson | 49 | Wife | — | Iceland |
| 18 | Steinen G Grimson | 19 | Daughter | — | North Dakota |
| 19 | Franklin G Grimson | 17 | Son | Farm Labor | North Dakota |
| 20 | Leonard S Grimson | 15 | Son | — | North Dakota |
| 21 | Margaret G Grimson | 13 | Daughter | — | North Dakota |
| 22 | Gudrun Grimson | 11 | Son | — | North Dakota |
| 23 | Alice Grimson | 10 | Daughter | — | North Dakota |
| 24 | Pearl Grimson | 8 | Daughter | — | North Dakota |
| 25 | Eva Grimson | 5 | Daughter | — | North Dakota |
| 26 | Abraham S Hawbaker | 51 | Head | Farmer | Pennsylvania |
| 27 | Katherine Hawbaker | 54 | Wife | — | Maryland |
| 28 | Viola Hawbaker | 22 | Daughter | Farm Labor | Pennsylvania |
| 29 | Hazel Hawbaker | 18 | Daughter | Farm Labor | Pennsylvania |
| 30 | John Mccurtis | 69 | Head | Farmer | Canada |
| 31 | Roy Mccurtis | 25 | Son | Farmer | North Dakota |
| 32 | Alfred Mccurtis | 23 | Son | Farm Labor | North Dakota |
| 33 | James F Mcbride | 31 | Head | Farmer | North Dakota |
| 34 | Elizabeth Mcbride | 68 | Mother | — | New York |
| 35 | Andrew Dyer | 56 | Head | Farmer | Canada |
| 36 | Margaret Dyer | 54 | Wife | — | Canada |
| 37 | Della Dyer | 24 | Daughter | Instructor | North Dakota |
| 38 | Tama Dyer | 23 | Daughter | Instructor | North Dakota |
| 39 | Lawrence Dyer | 16 | Son | Farm Labor | North Dakota |
| 40 | Ralph E Rushwine | 30 | Head | Farmer | Pennsylvania |
| 41 | Lilla Rushwine | 27 | Wife | — | Pennsylvania |
| 42 | Edna Rushwine | 6 | Daughter | — | Illinois |
| 43 | Lucile Rushwine | 3 | Daughter | — | Illinois |
| 44 | Ole Stabo | 59 | Head | Farm Labor | Norway |
| 45 | Calmer Stabo | 24 | Son | Farmer | North Dakota |
| 46 | John Stabo | 20 | Son | Farm Labor | North Dakota |
| 47 | Sigvart Olson | 62 | Head | Farmer | Norway |
| 48 | Maria Olson | 54 | Wife | — | Norway |
| 49 | Ole Olson THIS PERSON | 30 | Son | Farm Labor | North Dakota |
| 50 | Carl A Olson | 23 | Son | Farm Labor | North Dakota |
Pedigree Summary
Ole + 1 sibling
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)