SJ
Selma Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marshall-County, Minnesota
Our Model Tree links this Selma Johnson across the 1930 and 1940 US Censuses in Marshall-County, Minnesota (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 8-person household.
Age 41
b. ~1899
Female
Spouse
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Minnesota |
| Surname | Johnson |
| Given Name | Selma A |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Industry | 0 |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Veldt Township |
| Est. Birth Year | ~1899 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Selma | Age | Birth yr |
|---|---|---|---|---|
| Otto Johnson | Son | — | 1 | ~1939 |
| Frances Johnson | Daughter | — | 13 | ~1927 |
| Arva Johnson | Daughter | — | 3 | ~1937 |
| Stanley Johnson | Son | — | 11 | ~1929 |
| Selma Johnson | Spouse | — | 41 | ~1899 |
| Otto Johnson | Head | — | 44 | ~1896 |
| Laverne Johnson | Son | — | 16 | ~1924 |
| Marvin Johnson | Son | — | 13 | ~1927 |
Census Appearances
1930
Marshall, Minnesota
Spouse, age 32
Marshall, Minnesota · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Selma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 29 |
| Father's Birthplace | U.S. |
| Mother's Birthplace | U.S. |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Marshall-County, Minnesota
Spouse, age 41
Marshall-County, Minnesota · implied b. ~1899 — 8 household members
| Surname | Johnson |
| Given Name | Selma A |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Marshall |
| Industry | 0 |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| 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 Selma Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Selma Johnson
Spouse · 1940 · age 41 · b. ~1899 · Minnesota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Marshall-County, Minnesota
Open full size
1940 US Federal Census — Marshall-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01936-00761)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hanna Holte | 43 | wife | — | North Dakota |
| 2 | Palmer Holte | 22 | son | Laborer | Minnesota |
| 3 | Alvin Holte | 17 | son | Laborer | Minnesota |
| 4 | Helma Holte | 19 | daughter | Houseworker | Minnesota |
| 5 | Minnie L Rund | 54 | head | Farmer | Iowa |
| 6 | Constance Rund | 42 | wife | — | Minnesota |
| 7 | Roy Rund | 23 | son | Laborer | Minnesota |
| 8 | Eunice Rund | 13 | daughter | — | Minnesota |
| 9 | Milan Rund | 11 | son | — | Minnesota |
| 10 | Nels Kolbenstvik | 78 | head | — | Norway |
| 11 | John Olafson | 35 | head | Farmer | Minnesota |
| 12 | Hilda G Olafson | 25 | wife | — | Minnesota |
| 13 | Otto B. Johnson | 44 | head | Farmer | Minnesota |
| 14 | Selma A Johnson THIS PERSON | 41 | wife | — | Minnesota |
| 15 | Laverne Johnson | 16 | son | Laborer | Minnesota |
| 16 | Marvin Johnson | 13 | son | — | Minnesota |
| 17 | Frances L Johnson | 13 | daughter | — | Minnesota |
| 18 | Stanley L Johnson | 11 | son | — | Minnesota |
| 19 | Arva Johnson | 3 | daughter | — | Minnesota |
| 20 | Otto J Johnson | 1 | son | — | Minnesota |
| 21 | Gust Rund | 58 | head | Farmer | Iowa |
| 22 | Marin T. Prestegaard | 74 | head | — | Norway |
| 23 | Thomas Halvorson | 61 | lodger | Laborer | Norway |
| 24 | Martin Olafson | 65 | head | Farmer | Norway |
| 25 | Anna Olafson | 50 | wife | — | Minnesota |
| 26 | Harold M. Olafson | 20 | son | Laborer | Minnesota |
| 27 | Herman E Olafson | 16 | son | Laborer | Minnesota |
| 28 | Palmer M Olafson | 15 | son | Laborer | Minnesota |
| 29 | Noble A Olafson | 14 | son | — | Minnesota |
| 30 | Marvin A Olafson | 12 | son | — | Minnesota |
| 31 | Berger G Olafson | 10 | son | — | Minnesota |
| 32 | Mildred D Olafson | 6 | daughter | — | Minnesota |
| 33 | Edward P Engelstad | 45 | head | Farmer | Minnesota |
| 34 | Nora M Engelstad | 36 | wife | — | Minnesota |
| 35 | Marilyn M Engelstad | 3 | daughter | — | Minnesota |
| 36 | Jordan A. Pittman | 21 | lodger | Laborer | Minnesota |
| 37 | Deloris C.O Mackie | 20 | lodger | Teacher | Minnesota |
| 38 | Hans M Johnson | 78 | head | — | Sweden |
| 39 | Marie G Johnson | 68 | wife | — | Sweden |
| 40 | Hulda M Johnson | 44 | daughter | Maid | Sweden |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)