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 daughter (b.~1916), then head of a 9-person household.
Age 24
b. ~1916
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Minnesota |
| Surname | Johnson |
| Given Name | Selma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Warren city |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Occupation | Office Clerk |
| Industry | County Court House |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 266 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Office Clerk |
| Township / Ward | Warren City |
| Est. Birth Year | ~1916 |
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 1940 census.
| Name | Relation to head | Relative to Selma | Age | Birth yr |
|---|---|---|---|---|
| Ellen Johnson | Spouse | — | 45 | ~1895 |
| Elmer Johnson | Son | — | 22 | ~1918 |
| Basil Johnson | Son | — | 14 | ~1926 |
| Gene Johnson | Son | — | 2 | ~1938 |
| Ivan Johnson | Son | — | 17 | ~1923 |
| Ulric Johnson | Son | — | 5 | ~1935 |
| Levi Johnson | Head | — | 55 | ~1885 |
| Gladys Kittleson | Other | — | 20 | ~1920 |
| Selma Johnson | Daughter | — | 24 | ~1916 |
Census Appearances
1930
Marshall, Minnesota
Daughter, age 14
Marshall, Minnesota · implied b. ~1916 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Selma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Marshall-County, Minnesota
Daughter, age 24
Marshall-County, Minnesota · implied b. ~1916 — 9 household members
| Surname | Johnson |
| Given Name | Selma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Warren city |
| 1935 Residence (County) | Marshall |
| Occupation | Office Clerk |
| Industry | County Court House |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 266 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| 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
Daughter · 1940 · age 24 · b. ~1916 · Minnesota
★ You are viewing this record
Sibling
Ulric Johnson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ivan Johnson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Basil Johnson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gene Johnson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elmer Johnson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
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-t0627-01936-00823)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arnold A. Trost | 52 | Head | Lawyer | Wisconsin |
| 2 | Ella K. Trost | 50 | Wife | — | North Dakota |
| 3 | Helen Elva A. Trost | 21 | Daughter | — | Minnesota |
| 4 | Pearl Trost | 17 | Daughter | — | Minnesota |
| 5 | Saima Niskanen | 33 | Lodger | Teacher | Minnesota |
| 6 | Eleanor Dornum | 24 | Lodger | Teacher | Minnesota |
| 7 | Virginia Cuthbert | 25 | Lodger | Teacher | North Dakota |
| 8 | Nels C. Larson | 48 | Head | Proprietor | Minnesota |
| 9 | Emma Larson | 51 | Wife | — | North Dakota |
| 10 | Geraldine A. Larson | 21 | Daughter | — | Minnesota |
| 11 | Irma A. Larson | 18 | Daughter | — | Minnesota |
| 12 | Joyce Larson | 14 | Daughter | — | Minnesota |
| 13 | John Pearson | 44 | Head | Manager | Sweden |
| 14 | Agnes Pearson | 45 | Wife | — | Minnesota |
| 15 | Anna S. Anderson | 75 | Head | — | Sweden |
| 16 | Clifford Anderson | 36 | Son | Attendant | Nebraska |
| 17 | Levi Johnson | 55 | Head | Auditor | Minnesota |
| 18 | Ellen Johnson | 45 | Wife | — | Minnesota |
| 19 | Selma Johnson THIS PERSON | 24 | Daughter | Office Clerk | Minnesota |
| 20 | Elmer C. Johnson | 22 | Son | Proprietor | Minnesota |
| 21 | Ivan A. Johnson | 17 | Son | — | Minnesota |
| 22 | Basil K. Johnson | 14 | Son | — | Minnesota |
| 23 | Ulric Johnson | 5 | Son | — | Minnesota |
| 24 | Gene Johnson | 2 | Son | — | Minnesota |
| 25 | Gladys Kittleson | 20 | Servant | Servant | Minnesota |
| 26 | Walter Samuelson | 43 | Head | Parts Man | North Dakota |
| 27 | Olive Samuelson | 37 | Wife | — | Minnesota |
| 28 | Donna Samuelson | 12 | Daughter | — | Minnesota |
| 29 | Dennis Samuelson | 9 | Son | — | Minnesota |
| 30 | Charles Franks | 51 | Head | Farmer | Indiana |
| 31 | Mary Franks | 51 | Wife | — | Indiana |
| 32 | William Franks | 22 | Son | Clerk | Minnesota |
| 33 | Aaron Johnson | 81 | Head | — | Sweden |
| 34 | Ida Johnson | 70 | Wife | — | Sweden |
| 35 | Agnes Bergh | 50 | Head Nurse | Hospital | Michigan |
| 36 | Bernice Linklater | 26 | Nurse | Hospital | Canada English |
| 37 | Leola Miller | 20 | Nurse | Nurse | Minnesota |
| 38 | Helen Bergstrom | 22 | Nurse | Nurse | Minnesota |
| 39 | Augusta Anderson | 58 | Cook | Cook | Sweden |
| 40 | Violet Schultz | 22 | Nurse | Nurse | North Dakota |
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)