WO
William Olson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Roseau, Minnesota
Our Model Tree links this William Olson across the 1930 and 1940 US Censuses in Roseau, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 10-person household.
Age 14
b. ~1916
Male
Son
Born: North Dakota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Roseau, Minnesota |
| Surname | Olson |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Stafford Township |
| Est. Birth Year | ~1916 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Olson | Son | — | 14 | ~1916 |
| Lara Olson | Spouse | — | 51 | ~1879 |
| Wilfred Olson | Son | — | 16 | ~1914 |
| Alice Olson | Daughter | — | 8 | ~1922 |
| Julia Olson | Head | — | 57 | ~1873 |
| Beatrice Olson | Daughter | — | 18 | ~1912 |
| Lara Olson | Daughter | — | 6 | ~1924 |
| John Olson | Daughter | — | 10 | ~1920 |
| Leonard Olson | Son | — | 21 | ~1909 |
| Lester Olson | Son | — | 11 | ~1919 |
Census Appearances
1930
Roseau, Minnesota
Son, age 14
Roseau, Minnesota · implied b. ~1916 — 10 household members
| Surname | Olson |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Roseau-County, Minnesota
Son, age 24
Roseau-County, Minnesota · implied b. ~1916 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | William E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Mickinock |
| 1935 Residence (County) | Kandiyohi |
| Occupation | Farm laborer |
| Industry | On farm |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 150 |
| Highest Grade | H-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 William Olson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Olson
Son · 1930 · age 14 · b. ~1916 · Minnesota
★ You are viewing this record
Sibling
John Olson
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilfred Olson
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Olson
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Olson
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lara Olson
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lester Olson
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Olson
Sibling · 1930 · age 18
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
1930 US Federal Census — Roseau, Minnesota
Open full size
1930 US Federal Census — Roseau, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1125:0515)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alice J Robinson | 5 | Daughter | — | Minnesota |
| 2 | John H Jr Robinson | 4 | Son | — | Minnesota |
| 3 | Carl Robinson | 1 | Son | — | Minnesota |
| 4 | Lara Miller | 71 | Mother | — | Wisconsin |
| 5 | Hiram H Bradley | 56 | Head | Farmer | Iowa |
| 6 | Emma M Bradley | 42 | Wife | — | Iowa |
| 7 | Viola H Bradley | 15 | Daughter | — | Iowa |
| 8 | Alta Bradley | 11 | Son | — | Minnesota |
| 9 | Lester Bradley | 5 | Son | — | Minnesota |
| 10 | Lloyd Bradley | 2 | Son | — | Minnesota |
| 11 | Robert Anderson | 21 | Boarder | Farmer | Minnesota |
| 12 | Gilbert Budd | 61 | Head | Farmer | Minnesota |
| 13 | Ida A Budd | 60 | Wife | — | Minnesota |
| 14 | Thomas Janicke | 45 | Head | Farmer | Iowa |
| 15 | Clara M Janicke | 16 | Daughter | — | Minnesota |
| 16 | Henry J Janicke | 14 | Son | — | Minnesota |
| 17 | Harry H Janicke | 12 | Son | Laborer | Minnesota |
| 18 | Andrew Johnson | 60 | Head | Farmer | Sweden |
| 19 | Elisa Johnson | 58 | Wife | — | Sweden |
| 20 | Raleigh Johnson | 30 | Son | Laborer | Minnesota |
| 21 | Ruth E Johnson | 27 | Daughter | — | Minnesota |
| 22 | Conrad Erickson | 11 | Boarder | — | Minnesota |
| 23 | John J Erickson | 45 | Head | Farmer | Minnesota |
| 24 | Adolph Erickson | 15 | Son | — | Minnesota |
| 25 | Ella C Erickson | 13 | Daughter | — | Minnesota |
| 26 | John Lindquist | 86 | Father | — | Sweden |
| 27 | Freeman Johnson | 48 | Head | Farmer | Illinois |
| 28 | Blanche Johnson | 47 | Wife | — | Minnesota |
| 29 | Howard Johnson | 21 | Son | Laborer | Minnesota |
| 30 | Irvin H Johnson | 14 | Son | — | Minnesota |
| 31 | Elyn R Johnson | 9 | Son | — | Minnesota |
| 32 | Joseph J Scherrer | 69 | Head | Farmer | Germany |
| 33 | Mary B Scherrer | 70 | Wife | — | Germany |
| 34 | Isadore Scherrer | 33 | Son | Laborer | Kansas |
| 35 | Joseph Kennedy | 11 | Grandson | — | Montana |
| 36 | Julia C Olson | 57 | Head | Farmer | Minnesota |
| 37 | Lara Olson | 51 | Wife | — | Minnesota |
| 38 | Leonard J Olson | 21 | Son | Laborer | Minnesota |
| 39 | Beatrice J Olson | 18 | Daughter | — | North Dakota |
| 40 | Wilfred J Olson | 16 | Son | — | North Dakota |
| 41 | William J Olson THIS PERSON | 14 | Son | — | North Dakota |
| 42 | Lester J Olson | 11 | Son | — | North Dakota |
| 43 | John B Olson | 10 | Daughter | — | North Dakota |
| 44 | Alice C Olson | 8 | Daughter | — | Minnesota |
| 45 | Lara J Olson | 6 | Daughter | — | Minnesota |
| 46 | Olson | None | — | — | Minnesota |
| 47 | Victor B Albin | 44 | Head | Farmer | Sweden |
| 48 | Alida M Albin | 33 | Wife | — | Minnesota |
| 49 | Bessie C Albin | 13 | Daughter | — | Minnesota |
| 50 | Amanda M Albin | 11 | Daughter | — | Minnesota |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)