MJ
Maria Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Louis, Minnesota
Our Model Tree links this Maria Johnson across the 1910, 1920 and 1930 US Censuses in St Louis, Minnesota (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 16-person household.
Age 46
b. ~1884
Female
Spouse
Born: Finland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | St Louis, Minnesota |
| Surname | Johnson |
| Given Name | Maria A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1909 |
| Age at First Marriage | 24 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
| Township / Ward | Winton Village |
| Est. Birth Year | ~1884 |
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.
16 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Maria | Age | Birth yr |
|---|---|---|---|---|
| Richard Mahela | Other | — | 50 | ~1880 |
| Emil Rasia | Other | — | 45 | ~1885 |
| Lauri Kujanen | Other | — | 31 | ~1899 |
| Eino Johnson | Son | — | 16 | ~1914 |
| Helga Johnson | Daughter | — | 18 | ~1912 |
| Nick Nelson | Other | — | 41 | ~1889 |
| Maria Johnson | Spouse | — | 46 | ~1884 |
| Oscar Langer | Other | — | 55 | ~1875 |
| Gust Helapaska | Other | — | 64 | ~1866 |
| Otto Manninen | Other | — | 50 | ~1880 |
| Henry Johnson | Head | — | 69 | ~1861 |
| Jacob Seppola | Other | — | 50 | ~1880 |
| Victor Kyllonen | Other | — | 43 | ~1887 |
| Elias Helapaska | Other | — | 55 | ~1875 |
| Abel Wihiti | Other | — | 38 | ~1892 |
| Nick Hogman | Other | — | 46 | ~1884 |
Census Appearances
Spouse, age 30
St Louis, Minnesota · implied b. ~1880 — 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 |
| Years Married | 6 |
| Children Born | 3 |
| Children Living | 3 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1920
St Louis, …
Spouse, age 39
St Louis, Minnesota · implied b. ~1881 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Finland |
| Year of Immigration | 1910 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Year of Naturalization | 1915 |
| Birthplace (normalized) | finland |
1930
St Louis, …
Spouse, age 46
St Louis, Minnesota · implied b. ~1884 — 16 household members
| Surname | Johnson |
| Given Name | Maria A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1909 |
| Age at First Marriage | 24 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read/Write | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| 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 Maria Johnson across 3 US Census years (1910, 1920 and 1930) in St Louis, Minnesota, using XGBoost record linkage.
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This person
Anchor record
Maria Johnson
Spouse · 1930 · age 46 · b. ~1884 · 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 — St Louis, Minnesota
Open full size
1930 US Federal Census — St Louis, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1129:0295)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rudolf A. | 3 | Son | — | Minnesota |
| 2 | John Mattson | 48 | Head | Miner | Finland |
| 3 | Maria J. Mattson | 48 | Wife-H | — | Finland |
| 4 | Adonia S. Mattson | 18 | Daughter | — | Minnesota |
| 5 | Matt A. Mattson | 14 | Son | Servant | Minnesota |
| 6 | Edna S. Mattson | 13 | Daughter | — | Minnesota |
| 7 | Wilho R. Mattson | 10 | Son | — | Minnesota |
| 8 | Amanda A. Mattson | 8 | Daughter | — | Minnesota |
| 9 | Urho U. Mattson | 6 | Son | — | Minnesota |
| 10 | George A. Mattson | 4 | Son | — | Minnesota |
| 11 | Richard W. Hall | 38 | Head | Carpenter | Illinois |
| 12 | Pauline Hall | 34 | Wife-H | — | Czechoslovakia |
| 13 | Henry A. Johnson | 69 | Head | Manager | Finland |
| 14 | Maria A. Johnson THIS PERSON | 46 | Wife | — | Finland |
| 15 | Helga M. Johnson | 18 | Daughter | — | Minnesota |
| 16 | Eino A. Johnson | 16 | Son | — | Minnesota |
| 17 | Nick Nelson | 41 | Boarder | Laborer | Finland |
| 18 | Oscar Langer | 55 | Boarder | Laborer | Finland |
| 19 | Victor Kyllonen | 43 | Boarder | Sectionman | Finland |
| 20 | Otto Manninen | 50 | Boarder | Miner | Finland |
| 21 | Emil Rasia | 45 | Boarder | Laborer | Finland |
| 22 | Richard Mahela | 50 | Boarder | Sectionman | Finland |
| 23 | Jacob Seppola | 50 | Boarder | Laborer | Finland |
| 24 | Abel Wihiti | 38 | Boarder | Laborer | Finland |
| 25 | Lauri Kujanen | 31 | Boarder | Laborer | Finland |
| 26 | Nick Hogman | 46 | Boarder | Laborer | Finland |
| 27 | Elias Helapaska | 55 | Boarder | Laborer | Finland |
| 28 | Gust Helapaska | 64 | Boarder | Laborer | Finland |
| 29 | John Lindross | 65 | Head-H | Cruiser | Canada Fr |
| 30 | Ida Lindross | 58 | Head-H | — | Finland |
| 31 | John Lindross | 12 | Son | — | Minnesota |
| 32 | Julius Pellekka | 38 | Head-H | — | Michigan |
| 33 | Harold L. Pellekka | 16 | Son | — | South Dakota |
| 34 | Reini W. Pellekka | 14 | Son | — | South Dakota |
| 35 | Helen K. Pellekka | 13 | Daughter | — | South Dakota |
| 36 | Elmer Mattson | 23 | Head | Miner | Michigan |
| 37 | Thelma J. Mattson | 24 | Wife-H | — | Wisconsin |
| 38 | Douglas R. Mattson | 2 | Son | — | Minnesota |
| 39 | Eldin K. Mattson | 0 | Son | — | Minnesota |
| 40 | Gust K. Wattunen | 31 | Head | Miner | Massachusetts |
| 41 | Jennie N. Wattunen | 27 | Wife-H | — | Minnesota |
| 42 | Ray E. Wattunen | 9 | Son | — | Minnesota |
| 43 | Dorothy S. Wattunen | 5 | Daughter | — | Minnesota |
| 44 | Charles Edgard | 37 | Head | Laborer | Finland |
| 45 | Anna E. Edgard | 27 | Wife-H | — | Finland |
| 46 | Carlo E. Edgard | 7 | Son | — | Minnesota |
| 47 | John Siren | 42 | Head | Laborer | Finland |
| 48 | Mary Siren | 36 | Wife-H | — | Finland |
| 49 | Oliver J. Siren | 15 | Son | — | Minnesota |
| 50 | Oscar Salmi | 41 | Head | Pricemaker | Finland |
Related Census Records
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)