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John Olson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Kandiyohi, Minnesota
Our Model Tree links this John Olson across the 1910, 1920 and 1930 US Censuses in Kandiyohi, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1845), then head of a 5-person household.
Age 85
b. ~1845
Male
Head
Born: Norway
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Kandiyohi, Minnesota |
| Surname | Olson |
| Given Name | John B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 85 |
| Marital Status | Married |
| Birthplace | Norway |
| Naturalization Status | Naturalized |
| Year of Immigration | 1871 |
| Age at First Marriage | 27 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | O |
| Veteran | No |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Township / Ward | Willmar City |
| Est. Birth Year | ~1845 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Mary Kolas | Daughter | — | 39 | ~1891 |
| John Olson | Head | — | 85 | ~1845 |
| Sophie Olson | Other | — | 82 | ~1848 |
| Albert Swenson | Other | — | 34 | ~1896 |
| Geneva Kolas | Other | — | 11 | ~1919 |
Census Appearances
1910
Kandiyohi, Minnesota
Head, age 65
Kandiyohi, Minnesota · implied b. ~1845 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Norway |
| Years Married | 38 |
| Year of Immigration | 1871 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Gardener |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1920
Kandiyohi, Minnesota
Head, age 76
Kandiyohi, Minnesota · implied b. ~1844 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 76 |
| Marital Status | Married |
| Birthplace | Norway |
| Year of Immigration | 1871 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Manager |
| Industry | Fruit Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Norway |
| Year of Naturalization | 1881 |
| Birthplace (normalized) | norway |
1930
Kandiyohi, Minnesota
Head, age 85
Kandiyohi, Minnesota · implied b. ~1845 — 5 household members
| Surname | Olson |
| Given Name | John B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 85 |
| Marital Status | Married |
| Birthplace | Norway |
| Naturalization Status | Naturalized |
| Year of Immigration | 1871 |
| Age at First Marriage | 27 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | O |
| Veteran | No |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
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 John Olson across 3 US Census years (1910, 1920 and 1930) in Kandiyohi, Minnesota, using XGBoost record linkage.
Show:
This person
Anchor record
John Olson
Head · 1930 · age 85 · b. ~1845 · Minnesota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Kandiyohi, Minnesota
Open full size
1930 US Federal Census — Kandiyohi, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1104:0442)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alta H Flaten | 36 | Wife-H | None | North Dakota |
| 2 | William B Flaten | 13 | Son | None | Minnesota |
| 3 | Beatrice B Flaten | 10 | Son | None | Minnesota |
| 4 | Leo G Flaten | 9 | Son | None | Minnesota |
| 5 | Anna M Flaten | 7 | Daughter | None | Minnesota |
| 6 | Calvin C Flaten | 5 | Son | None | Minnesota |
| 7 | Helen M Flaten | 3 | Daughter | None | Minnesota |
| 8 | Elroy P Flaten | 1 | Son | None | Minnesota |
| 9 | Raymond H Flaten | 0 | Son | None | Minnesota |
| 10 | William H Kohn | 49 | Head | Locomotive Engineer | Kansas |
| 11 | Ella M Kohn | 38 | Wife-H | None | Minnesota |
| 12 | Mildred L Kohn | 15 | Daughter | None | Minnesota |
| 13 | Marian V Kohn | 12 | Daughter | None | Minnesota |
| 14 | Donald H Kohn | 9 | Son | None | Minnesota |
| 15 | Carsten K Amundson | 37 | Head | Stationary Engineer | Minnesota |
| 16 | Agnes C Amundson | 26 | Wife-H | None | Minnesota |
| 17 | Pols Amundson | 1 | Daughter | None | Minnesota |
| 18 | William A Ballou | 48 | Head | Laundryman | Illinois |
| 19 | Willa M Ballou | 38 | Wife-H | Laundress | Kentucky |
| 20 | Fred G Larson | 50 | Head | Laborer | Sweden |
| 21 | Anna S Larson | 42 | Wife-H | None | Minnesota |
| 22 | Hugo C Wallin | 37 | Head | Truck Driver | Sweden |
| 23 | Gertrude Wallin | 27 | Wife-H | Attendant | Minnesota |
| 24 | Duane G Wallin | 5 | Son | None | Minnesota |
| 25 | Robert F Wallin | 3 | Son | None | Minnesota |
| 26 | Sylvia M Wallin | 17 | Niece | None | Minnesota |
| 27 | Russell J Iuani | 33 | Head | Machinist | Iowa |
| 28 | Ella M Iuani | 33 | Wife-H | None | Minnesota |
| 29 | Joan K Iuani | 9 | Daughter | None | Minnesota |
| 30 | Patricia A Iuani | 7 | Daughter | None | Minnesota |
| 31 | Vincent J Iuani | 4 | Son | None | Minnesota |
| 32 | Ernest H Hamann | 65 | Father-in-law | None | Denmark |
| 33 | John B Olson THIS PERSON | 85 | Head | None | Norway |
| 34 | Sophie O Olson | 82 | Wife-H | None | Norway |
| 35 | Mary S Kolas | 39 | Daughter | None | Minnesota |
| 36 | Geneva J Kolas | 11 | Gr-Daughter | None | Minnesota |
| 37 | Albert B Swenson | 34 | Cousin | Laborer | Minnesota |
| 38 | Carl A Grimlund | 65 | Head | Laborer | Norway |
| 39 | Freda E Grimlund | 35 | Daughter | Saleswoman | Minnesota |
| 40 | Nels H Magnuson | 47 | Head | Laborer | Sweden |
| 41 | Clara A Magnuson | 41 | Wife-H | None | Minnesota |
| 42 | Eunice E Magnuson | 18 | Daughter | None | Minnesota |
| 43 | Margaret S Magnuson | 10 | Daughter | None | Minnesota |
| 44 | Harold E Magnuson | 8 | Son | None | Minnesota |
| 45 | Richard C Magnuson | 5 | Son | None | Minnesota |
| 46 | Burton A Magnuson | 3 | Son | None | Minnesota |
| 47 | Lee P Hawke | 29 | Head | Proprietor | Minnesota |
| 48 | Nora Hawke | 29 | Wife-H | Saleswoman | Kentucky |
| 49 | Lloyd J Hawke | 5 | Son | None | Minnesota |
| 50 | Kathleen J Hawke | 3 | Daughter | None | 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)