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Oscar Larson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Roseau, Minnesota
Our Model Tree links this Oscar Larson across the 1910, 1920 and 1930 US Censuses in Roseau, Minnesota (XGBoost, ~Confirmed), with identified parents Hans & Olive — first a head (b.~1893), then head of a 2-person household.
Age 37
b. ~1893
Male
Head
Born: Minnesota
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Roseau, Minnesota |
| Surname | Larson |
| Given Name | Oscar M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Widowed |
| Birthplace | Minnesota |
| Age at First Marriage | 30 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Occupation | Farming |
| Industry | Rented Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Farming |
| Township / Ward | Huss Township T 159 R 42 |
| Est. Birth Year | ~1893 |
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.
2 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Oscar | Age | Birth yr |
|---|---|---|---|---|
| Oscar Larson | Head | — | 37 | ~1893 |
| Lillian Larson | Daughter | — | 6 | ~1924 |
Census Appearances
1910
Roseau, Minnesota
Son, age 17
Roseau, Minnesota · implied b. ~1893 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | Oscar W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farm Laborer |
| Industry | Home Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Roseau, Minnesota
Other, age 27
Roseau, Minnesota · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Oscar M. |
| Relationship to Head | Brother |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Roseau, Minnesota
Head, age 37
Roseau, Minnesota · implied b. ~1893 — 2 household members
| Surname | Larson |
| Given Name | Oscar M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Widowed |
| Birthplace | Minnesota |
| Age at First Marriage | 30 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farming |
| Industry | Rented Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| 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 Oscar Larson across 3 US Census years (1910, 1920 and 1930) in Roseau, Minnesota, using XGBoost record linkage. Identified parents: father Hans Larsen (~0.92 confidence) and mother Olive Larsen (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hans Larsen
b. ~1842
Source father
● Household
· direct · ~0.92
Mother
Olive Larsen
b. ~1859
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Larson
Head · 1930 · age 37 · b. ~1893 · Minnesota
★ You are viewing this record
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:minnesotacensus00reel1125:0357)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Even E Berge | 61 | Head | Farming | Norway |
| 2 | Anna Berge | 64 | Wife | — | Norway |
| 3 | Evan E Berge | 37 | Son | Farm Labor | Norway |
| 4 | Gust Miller | 41 | Head | Farming | Minnesota |
| 5 | George Miller | 31 | Brother | Farming | Minnesota |
| 6 | Frank Miller | 67 | Father | — | Germany |
| 7 | Margaret Miller | 66 | Mother | — | Germany |
| 8 | Ludwick Larson | 42 | Head | Farming | Minnesota |
| 9 | Jennie R Larson | 26 | Wife | — | Minnesota |
| 10 | Lawrence O Larson | 6 | Son | — | Minnesota |
| 11 | Lois L Larson | 4 | Daughter | — | Minnesota |
| 12 | Olena E Larson | 73 | Mother | — | Norway |
| 13 | Oscar M Larson THIS PERSON | 37 | Head | Farming | Minnesota |
| 14 | Lillian J Larson | 6 | Daughter | — | Minnesota |
| 15 | Elmer Hagstrom | 32 | Head | Farming | Minnesota |
| 16 | Ruth Hagstrom | 23 | Wife | — | Minnesota |
| 17 | Glenn L Hagstrom | 4 | Son | — | Minnesota |
| 18 | Kenneth A Hagstrom | 2 | Son | — | Minnesota |
| 19 | Bernt N Gjovik | 66 | Head | Farming | Norway |
| 20 | Ottilia S Gjovik | 72 | Wife | — | Norway |
| 21 | Rolf Gjovik | 33 | Head | Farm | Norway |
| 22 | Regina Gjovik | 24 | Wife | — | Minnesota |
| 23 | John F Erickson | 48 | Head | Farming | Minnesota |
| 24 | Hilda M Erickson | 41 | Wife | — | Sweden |
| 25 | Herman A Erickson | 22 | Son | Farm Labor | Minnesota |
| 26 | Mertle V Erickson | 19 | Daughter | — | Minnesota |
| 27 | Arvid L Erickson | 17 | Son | Farm Labor | Minnesota |
| 28 | Raymond G Erickson | 15 | Son | — | Minnesota |
| 29 | Edwin C Erickson | 3 | Son | — | Minnesota |
| 30 | Victor S Victor | 30 | Boarder | Farm Labor | Canada |
| 31 | Nels Hagstrom | 67 | Head | Farming | Sweden |
| 32 | Amallia Hagstrom | 60 | Wife | — | Sweden |
| 33 | Ruben Hagstrom | 34 | Son | Farm Labor | Minnesota |
| 34 | Jennie A Hagstrom | 24 | Daughter | — | Minnesota |
| 35 | Dewan P Hagstrom | 10 | Granddaughter | — | Minnesota |
| 36 | Richard U Hagstrom | 38 | Son | Farm Labor | Minnesota |
| 37 | Sigurd Lindahl | 30 | Head | Hauling Truck | Minnesota |
| 38 | May Lindahl | 26 | Wife | — | Iowa |
| 39 | Glen W Lindahl | 4 | Son | — | Minnesota |
| 40 | Clifford L Lindahl | 2 | Son | — | Minnesota |
| 41 | Loren H Lindahl | 1 | Son | — | Minnesota |
| 42 | Charley E Pilgrim | 29 | Boarder | Common Labor | Iowa |
| 43 | Jonas G Wicklund | 30 | Head | Common Labor | Sweden |
| 44 | Agnes Wicklund | 27 | Wife | — | Minnesota |
| 45 | Vernon A Wicklund | 6 | Son | — | Minnesota |
| 46 | Marcella V Wicklund | 4 | Daughter | — | Minnesota |
| 47 | Rosalie M Wicklund | 3 | Daughter | — | Minnesota |
| 48 | Maurice W Wicklund | 2 | Son | — | Minnesota |
| 49 | Erick A Wicklund | 28 | Head | Farm Labor | Sweden |
| 50 | Alma Wicklund | 31 | Wife | — | Norway |
Pedigree Summary
Oscar
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)