MJ
Mary Johnson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · St Louis, Minnesota
Our Model Tree links this Mary Johnson across the 1900, 1910 and 1920 US Censuses in St Louis, Minnesota (XGBoost, ~Confirmed) — first a spouse (b.~1868), then head of a 9-person household.
Age 52
b. ~1868
Female
Spouse
Born: Finland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | St Louis, Minnesota |
| Surname | Johnson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Finland |
| Year of Immigration | 1905 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth Country | Finland |
| Year of Naturalization | 1888 |
| Birthplace (normalized) | finland |
| Township / Ward | Duluth Township |
| Est. Birth Year | ~1868 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Martha Johnson | Daughter | — | ~1920 | |
| Mary Johnson | Daughter | — | 9 | ~1911 |
| Alma Johnson | Daughter | — | 11 | ~1909 |
| Gladys Johnson | Daughter | — | 2 | ~1918 |
| Alexander Johnson | Head | — | 48 | ~1872 |
| Malvin Johnson | Son | — | 6 | ~1914 |
| Edwin Johnson | Son | — | 4 | ~1916 |
| Verner Johnson | Son | — | 7 | ~1913 |
| Mary Johnson | Spouse | — | 52 | ~1868 |
Census Appearances
1900
St Louis, …
Spouse, age 31
St Louis, Minnesota · implied b. ~1869 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | f |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Finland |
| Birth Month | Dec |
| Birth Year | 1869 |
| Year of Immigration | 1888 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1910
St Louis, …
Spouse, age 42
St Louis, Minnesota · implied b. ~1868 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Finland |
| Years Married | 10 |
| Children Born | 10 |
| Children Living | 9 |
| Year of Immigration | 1889 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1920
St Louis, …
Spouse, age 52
St Louis, Minnesota · implied b. ~1868 — 9 household members
| Surname | Johnson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Finland |
| Year of Immigration | 1905 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth Country | Finland |
| Year of Naturalization | 1888 |
| Birthplace (normalized) | finland |
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 Mary Johnson across 3 US Census years (1900, 1910 and 1920) in St Louis, Minnesota, using XGBoost record linkage.
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This person
Anchor record
Mary Johnson
Spouse · 1920 · age 52 · b. ~1868 · Minnesota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — St Louis, Minnesota
Open full size
1920 US Federal Census — St Louis, Minnesota
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu859unit:0951)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Vranland | 3 | Daughter | — | Minnesota |
| 52 | Richard Abrahamson | 73 | Head | Farmer | Finland |
| 53 | Hilda Abrahamson | 59 | Wife | — | Finland |
| 54 | Signe Abrahamson | 17 | Daughter | Spinner | Wisconsin |
| 55 | Ruby Abrahamson | 13 | Son | — | Minnesota |
| 56 | Fred Abrahamson | 11 | Son | — | Minnesota |
| 57 | Iver Abrahamson | 9 | Son | — | Minnesota |
| 58 | Nina Abrahamson | 6 | Daughter | — | Minnesota |
| 59 | Andrew Foss | 44 | Boarder | Freight Handler | Finland |
| 60 | August Sassalo | 49 | Head | Farmer | Finland |
| 61 | Ida Sassalo | 42 | Wife | — | Finland |
| 62 | Archie Sassalo | 13 | Son | — | Minnesota |
| 63 | Feist Sassalo | 11 | Son | — | Minnesota |
| 64 | Ruth Sassalo | 10 | Daughter | — | Minnesota |
| 65 | Ida Sassalo | 8 | Daughter | — | Minnesota |
| 66 | Esther Sassalo | 7 | Daughter | — | Minnesota |
| 67 | Hugo Sassalo | 5 | Son | — | Minnesota |
| 68 | Violet Sassalo | 3 | Daughter | — | Minnesota |
| 69 | Mary Sassalo | 0 | Daughter | — | Minnesota |
| 70 | Matt Jacobson | 45 | Head | Farmer | Finland |
| 71 | Minnie Jacobson | 39 | Wife | — | Finland |
| 72 | Waino Jacobson | 16 | Son | Farm Hand | Minnesota |
| 73 | Nellie Jacobson | 13 | Daughter | — | Minnesota |
| 74 | Ernest Jacobson | 5 | Son | — | Minnesota |
| 75 | Henry Hill | 35 | Head | Farmer | Finland |
| 76 | Hilda Hill | 32 | Wife | — | Finland |
| 77 | Eugene Hill | 9 | Son | — | Minnesota |
| 78 | Eddie Hill | 8 | Son | — | Minnesota |
| 79 | Vieno Hill | 6 | Daughter | — | Minnesota |
| 80 | John Oberg | 37 | Head | Labor | Sweden |
| 81 | Alexander Johnson | 48 | Head | Farmer | Finland |
| 82 | Mary Johnson THIS PERSON | 52 | Wife | — | Finland |
| 83 | Alma Johnson | 11 | Daughter | — | Minnesota |
| 84 | Mary Johnson | 9 | Daughter | — | Minnesota |
| 85 | Verner Johnson | 7 | Son | — | Minnesota |
| 86 | Malvin Johnson | 6 | Son | — | Minnesota |
| 87 | Edwin Johnson | 4 | Son | — | Minnesota |
| 88 | Gladys Johnson | 2 | Daughter | — | Minnesota |
| 89 | Martha Johnson | 0 | Daughter | — | Minnesota |
| 90 | Edna Mattson | 16 | Head | Farmer | Minnesota |
| 91 | Hugo Mattson | 15 | Brother | Farm Hand | Minnesota |
| 92 | Fred Mattson | 14 | Brother | — | Minnesota |
| 93 | Hjalmar Mattson | 11 | Brother | — | Minnesota |
| 94 | Ruth Mattson | 9 | Sister | — | Minnesota |
| 95 | Herman Palo | 41 | Head | Farmer | Finland |
| 96 | Sofa Palo | 44 | Wife | — | Finland |
| 97 | Carl Maadelin | 56 | Head | Clerk | Finland |
| 98 | Ida Maadelin | 36 | Wife | — | Finland |
| 99 | Regina Maadelin | 13 | Daughter | — | Wisconsin |
| 100 | Clarence Maadelin | 8 | Son | — | Minnesota |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)