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Oscar Olson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Chisago, Minnesota
Our Model Tree links this Oscar Olson across the 1910, 1920 and 1930 US Censuses in Chisago, Minnesota (XGBoost, ~Confirmed), with identified parents Samuel & Martha — first a head (b.~1901), then head of a 5-person household.
Age 29
b. ~1901
Male
Head
Born: Minnesota
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Chisago, Minnesota |
| Surname | Olson |
| Given Name | Oscar H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 25 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Farmer |
| Industry | General 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 | Farmer |
| Township / Ward | Shafer Township |
| Est. Birth Year | ~1901 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Oscar | Age | Birth yr |
|---|---|---|---|---|
| Carroll Olson | Daughter | — | 2 | ~1928 |
| Lucille Olson | Daughter | — | 3 | ~1927 |
| Oscar Olson | Head | — | 29 | ~1901 |
| Ray Jensen | Other | — | 21 | ~1909 |
| Lillie Olson | Spouse | — | 28 | ~1902 |
Census Appearances
1910
Chisago, Minnesota
Son, age 9
Chisago, Minnesota · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Chisago, Minnesota
Other, age 18
Chisago, Minnesota · implied b. ~1902 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Oscar E. |
| Relationship to Head | Hired man |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Chisago, Minnesota
Head, age 29
Chisago, Minnesota · implied b. ~1901 — 5 household members
| Surname | Olson |
| Given Name | Oscar H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 25 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | General 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 Olson across 3 US Census years (1910, 1920 and 1930) in Chisago, Minnesota, using XGBoost record linkage. Identified parents: father Samuel Olson (~0.92 confidence) and mother Martha Olson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Samuel Olson
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Martha Olson
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Olson
Head · 1930 · age 29 · b. ~1901 · 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 — Chisago, Minnesota
Open full size
1930 US Federal Census — Chisago, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1083:0230)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Son F. Alfred | 14 | Son | — | Minnesota |
| 52 | Ruby D. F. Alfred | 12 | Daughter | — | Minnesota |
| 53 | Hazel G. F. Alfred | 2 | Daughter | — | Minnesota |
| 54 | Walter A. Sandberg | 36 | Head | Farmer | Minnesota |
| 55 | Myrtle C. Sandberg | 32 | Wife | — | Minnesota |
| 56 | Kenneth W. Sandberg | 5 | Son | — | Minnesota |
| 57 | Anna C. Peterson | 62 | Mother-in-law | — | Sweden |
| 58 | Philip W. Lundquist | 29 | Head | Farmer | Minnesota |
| 59 | Edna A. Lundquist | 24 | Wife | — | Iowa |
| 60 | Arvoone L. Lundquist | 1 | Daughter | — | Minnesota |
| 61 | Otto B. Wagner | 47 | Head | Farmer | Minnesota |
| 62 | Alice S. Wagner | 45 | Wife | — | Minnesota |
| 63 | Merrill O. Wagner | 17 | Son | — | Minnesota |
| 64 | Rodney C. Wagner | 16 | Son | — | Minnesota |
| 65 | Magdall C. Wagner | 13 | Daughter | — | Minnesota |
| 66 | Bernett R. Dale | 19 | Daughter-in-law | — | Minnesota |
| 67 | John C. Wagner | 10 | Son | — | Minnesota |
| 68 | Paul W. Wagner | 7 | Son | — | Minnesota |
| 69 | James L. Wagner | 5 | Son | — | Minnesota |
| 70 | Oscar H. Olson THIS PERSON | 29 | Head | Farmer | Minnesota |
| 71 | Lillie C. Olson | 28 | Wife | — | Minnesota |
| 72 | Lucille R. Olson | 3 | Daughter | — | Minnesota |
| 73 | Carroll Olson | 2 | Daughter | — | Minnesota |
| 74 | Ray Jensen | 21 | Laborer | Laborer | Wisconsin |
| 75 | Emil A. Olson | 36 | Head | Farmer | Minnesota |
| 76 | Ada L. Olson | 33 | Wife | — | Minnesota |
| 77 | Richard C. Olson | 5 | Son | — | Minnesota |
| 78 | Burdette E. Olson | 3 | Son | — | Minnesota |
| 79 | Philip B. Olson | 33 | Brother | Farmer | Minnesota |
| 80 | Ludwig H. Hawkinson | 36 | Head | Farmer | Minnesota |
| 81 | Cornelia M. Hawkinson | 36 | Wife | — | Minnesota |
| 82 | Andrew G. Holmquist | 49 | Head | Farmer | Minnesota |
| 83 | H. Barney Holmquist | 19 | Son | Laborer | Minnesota |
| 84 | Archie E. Holmquist | 21 | Son | Laborer | Minnesota |
| 85 | Otto Youngren | 45 | Head | Farmer | Minnesota |
| 86 | Gerda A. Youngren | 44 | Wife | — | Sweden |
| 87 | Adella D. Youngren | 14 | Daughter | — | Minnesota |
| 88 | Beatrice Youngren | 11 | Daughter | — | Minnesota |
| 89 | Hazel L. M. Youngren | 9 | Daughter | — | Minnesota |
| 90 | Russell E. Youngren | 7 | Son | — | Minnesota |
| 91 | Norman J. Youngren | 5 | Son | — | Minnesota |
| 92 | Byron K. Youngren | 3 | Son | — | Minnesota |
| 93 | Gloria Ann A. Youngren | 2 | Daughter | — | Minnesota |
| 94 | Aldine Youngren | 0 | Daughter | — | Minnesota |
| 95 | Gordon Berg | 22 | Laborer | Laborer | Minnesota |
| 96 | Paul A. Freeholm | 54 | Head | Farmer | Minnesota |
| 97 | Alida C. Freeholm | 54 | Wife | — | Sweden |
| 98 | Royal C. Freeholm | 25 | Son | Laborer | Minnesota |
| 99 | Ethel E. Freeholm | 21 | Daughter-in-law | — | Minnesota |
| 100 | Evelyn V. Freeholm | 20 | Daughter | — | Minnesota |
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)