OJ
Otto Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Minnehaha, South Dakota
Our Model Tree links this Otto Johnson across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Minnehaha, South Dakota (XGBoost, ~Confirmed) — first a head (b.~1857), then head of a 7-person household.
Age 73
b. ~1857
Male
Head
Born: Sweden
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Minnehaha, South Dakota |
| Surname | Johnson |
| Given Name | Otto |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 73 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1879 |
| Age at First Marriage | 30 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | E |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Occupation | Farmer |
| Township / Ward | Rowena Township |
| Est. Birth Year | ~1857 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Otto | Age | Birth yr |
|---|---|---|---|---|
| F Johnson | Son | — | 23 | ~1907 |
| Otto Johnson | Head | — | 73 | ~1857 |
| M Johnson | Son | — | 23 | ~1907 |
| W Johnson | Son | — | 20 | ~1910 |
| M Johnson | Spouse | — | 56 | ~1874 |
| C Johnson | Daughter | — | 33 | ~1897 |
| Halfrid Johnson | Other | — | 8 | ~1922 |
Census Appearances
1900
Walsh, North …
Other, age 47
Walsh, North Dakota · implied b. ~1853 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Otto |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Single |
| Birthplace | Sweden |
| Birth Month | Jan |
| Birth Year | 1853 |
| Year of Immigration | 1872 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Carpenter |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1910
Walsh, North …
Head, age 54
Walsh, North Dakota · implied b. ~1856 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Otto |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Single |
| Birthplace | Sweden |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | Farm |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1920
Moody, South …
Head, age 63
Moody, South Dakota · implied b. ~1857 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Otto |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1879 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | Em |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | R |
| Birth Country | Sweden |
| Year of Naturalization | 1902 |
| Birthplace (normalized) | sweden |
1930
Minnehaha, South …
Head, age 73
Minnehaha, South Dakota · implied b. ~1857 — 7 household members
| Surname | Johnson |
| Given Name | Otto |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 73 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1879 |
| Age at First Marriage | 30 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | E |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Moody-County, South …
Other, age 83
Moody-County, South Dakota · implied b. ~1857 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Otto |
| Relationship to Head | Father |
| Sex | M |
| Color / Race | White |
| Age | 83 |
| Marital Status | Widowed |
| Birthplace | Sweden |
| 1935 Residence (City) | Grovena Township |
| 1935 Residence (County) | Moody |
| Naturalization Status | Naturalized |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 Otto Johnson across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 4 locations, using XGBoost record linkage.
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This person
Anchor record
Otto Johnson
Head · 1930 · age 73 · b. ~1857 · South Dakota
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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 — Minnehaha, South Dakota
Open full size
1930 US Federal Census — Minnehaha, South Dakota
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2229unit:0147)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Oliver Lundahl | 29 | Head | Farmer | South Dakota |
| 2 | Alice Lundahl | 26 | Wife | — | Minnesota |
| 3 | B. Alayne Lundahl | 3 | Daughter | — | South Dakota |
| 4 | C. Deloir Lundahl | 0 | Son | — | South Dakota |
| 5 | Ralph Meeker | 16 | Boarder | Laborer | South Dakota |
| 6 | J. Edward David | 40 | Head | Farmer | South Dakota |
| 7 | G. Alice David | 31 | Wife | — | South Dakota |
| 8 | H. Howard David | 9 | Son | — | South Dakota |
| 9 | V. Doris David | 6 | Daughter | — | South Dakota |
| 10 | J. Evelyn David | 1 | Daughter | — | South Dakota |
| 11 | Rina Gunderson | 67 | Mother-in-law | — | Norway |
| 12 | Everett Isaacson | 19 | Boarder | Laborer | South Dakota |
| 13 | H. Clarence Johnson | 35 | Head | Farmer | South Dakota |
| 14 | S. Ella Johnson | 33 | Wife | — | South Dakota |
| 15 | L. Lyle Johnson | 12 | Son | — | South Dakota |
| 16 | G. Ordell Johnson | 6 | Son | — | South Dakota |
| 17 | L. Lawrence Johnson | 3 | Son | — | South Dakota |
| 18 | Henry Isaacson | 38 | Head | Farmer | South Dakota |
| 19 | Jessie Isaacson | 35 | Wife | — | Wisconsin |
| 20 | B. Edith Isaacson | 16 | Daughter | — | South Dakota |
| 21 | W. Raymond Isaacson | 15 | Son | — | South Dakota |
| 22 | A. Ira Isaacson | 13 | Daughter | — | South Dakota |
| 23 | F. Donald Isaacson | 11 | Son | — | South Dakota |
| 24 | H. W. Isaacson | 69 | Father-in-law | — | Ohio |
| 25 | Conrad Erickson | 20 | Head | Farmer | South Dakota |
| 26 | Peter Erickson | 61 | Uncle | Retired | Wisconsin |
| 27 | H. William Mcneil | 26 | Head | Farmer | South Dakota |
| 28 | M. Gladys Mcneil | 27 | Wife | — | Indiana |
| 29 | Edward Gushing | 19 | Boarder | Laborer | South Dakota |
| 30 | E. Clarence Hanson | 32 | Head | Farmer | South Dakota |
| 31 | M. Eunice Hanson | 30 | Wife | — | South Dakota |
| 32 | R. Donald Hanson | 8 | Son | — | South Dakota |
| 33 | G. Dorothy Hanson | 5 | Daughter | — | South Dakota |
| 34 | Otto Johnson THIS PERSON | 73 | Head | Farmer | Sweden |
| 35 | M. Hulda Johnson | 56 | Wife | — | Sweden |
| 36 | C. Alma Johnson | 33 | Daughter | — | South Dakota |
| 37 | Halfrid Johnson | 8 | Grandson | — | South Dakota |
| 38 | F. Reuben Johnson | 23 | Son | Truck Driver | South Dakota |
| 39 | M. Arthur Johnson | 23 | Son | Farmer | South Dakota |
| 40 | W. Kenneth Johnson | 20 | Son | Builder | South Dakota |
| 41 | A. Antel Haugaard | 49 | Head | Farmer | Denmark |
| 42 | J. Anna Haugaard | 42 | Wife | — | Denmark |
| 43 | H. Harry Haugaard | 20 | Son | Laborer | Denmark |
| 44 | H. Einar Haugaard | 16 | Son | Laborer | Nebraska |
| 45 | V. Margaret Haugaard | 15 | Daughter | — | Pennsylvania |
| 46 | Herman Hermanson | 58 | Head | Farmer | Minnesota |
| 47 | T. Mollie Hermanson | 39 | Wife | — | Iowa |
| 48 | J. Earl Hermanson | 16 | Son | — | Minnesota |
| 49 | J. Ida Hermanson | 14 | Daughter | — | Iowa |
| 50 | M. William Hermanson | 24 | Son | Laborer | Alabama |
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)