JJ
Josephine Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cass-County, Iowa
Our Model Tree links this Josephine Johnson across the 1920, 1930 and 1940 US Censuses in Cass-County, Iowa (XGBoost, ~Confirmed), with identified parents Oscar & Oscar — first a spouse (b.~1914), then head of a 5-person household.
Age 26
b. ~1914
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, Iowa |
| Surname | Johnson |
| Given Name | Josephine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Atlantic City |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Atlantic City |
| Est. Birth Year | ~1914 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Josephine | Age | Birth yr |
|---|---|---|---|---|
| Mary Johnson | Daughter | — | 4 | ~1936 |
| Harold Johnson | Head | — | 28 | ~1912 |
| Oscar Johnson | Other | — | 61 | ~1879 |
| Earle Johnson | Son | — | 2 | ~1938 |
| Josephine Johnson | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Cass, Iowa
Daughter, age 5
Cass, Iowa · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Josephine M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Nebraska |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Cass, Iowa
Daughter, age 15
Cass, Iowa · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Josephine M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Nebraska |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Cass-County, Iowa
Spouse, age 26
Cass-County, Iowa · implied b. ~1914 — 5 household members
| Surname | Johnson |
| Given Name | Josephine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Atlantic City |
| 1935 Residence (County) | Cass |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Josephine Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Oscar Johnson (~0.92 confidence) and father Oscar Johnson (~0.92 confidence) and mother Mary Johnson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Oscar Johnson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Oscar Johnson
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Mary Johnson
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Josephine Johnson
Spouse · 1940 · age 26 · b. ~1914 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cass-County, Iowa
Open full size
1940 US Federal Census — Cass-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01145-00062)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Cavanaugh | 4 | Lodger | — | Iowa |
| 2 | Rosalie Cavanaugh | 1 | Lodger | — | Iowa |
| 3 | Geo. Jos. Cavanaugh | 0 | Lodger | — | Iowa |
| 4 | Burt Kline | 65 | Lodger | Unskilled Laborer | Iowa |
| 5 | Nettie Kline | 55 | Lodger | — | Idaho |
| 6 | Phyllis Craig | 10 | Lodger | — | Iowa |
| 7 | J. R. Cunningham | 50 | Head | — | Iowa |
| 8 | Joe Fleming | 67 | Lodger | — | Iowa |
| 9 | Harold Johnson | 28 | Head | Unskilled Laborer | Iowa |
| 10 | Josephine Johnson THIS PERSON | 26 | Wife | — | Iowa |
| 11 | Mary Johnson | 4 | Daughter | — | Iowa |
| 12 | Earle Johnson | 2 | Son | — | Iowa |
| 13 | Oscar Johnson | 61 | Father | — | Sweden |
| 14 | Catherine Stude | 70 | Head | — | Illinois |
| 15 | Leonard Gaines | 45 | Head | Trucking | Iowa |
| 16 | Dorothy Gaines | 40 | Wife | Seamstress | Iowa |
| 17 | Gertrude Gaines | 16 | Daughter | — | Iowa |
| 18 | Peggy Gaines | 14 | Daughter | — | Iowa |
| 19 | Harry Gaines | 10 | Son | — | Iowa |
| 20 | Maryann Gaines | 8 | Daughter | — | Iowa |
| 21 | Mollie Landrum | 70 | Head | — | Iowa |
| 22 | S. Keeley Johnston | 89 | Head | — | Ohio |
| 23 | Ida Taylor | 33 | Head | Operator | Iowa |
| 24 | Alton B. Barringer | 34 | Lodger | Driver | Iowa |
| 25 | George Andrews | 75 | Lodger | — | Iowa |
| 26 | Chas. Priest | 50 | Lodger | Laborer | Iowa |
| 27 | James Gaines | 30 | Head | Unskilled Laborer | Iowa |
| 28 | Ethel Gaines | 24 | Wife | — | So. Dakota |
| 29 | James Jr. Gaines | 6 | Son | — | Iowa |
| 30 | Shirley Gaines | 5 | Daughter | — | Iowa |
| 31 | Velma Gaines | 3 | Daughter | — | Iowa |
| 32 | Dean Landon | 54 | Head | — | Iowa |
| 33 | Bessie Landon | 48 | Wife | Housework | Iowa |
| 34 | Kendell Landon | 26 | Son | Unskilled Laborer | Iowa |
| 35 | Mack Landon | 22 | Son | Unskilled Laborer | Iowa |
| 36 | Arnold Landon | 20 | Son | Farm Laborer | Iowa |
| 37 | Ross Landon | 18 | Son | Unskilled Laborer | Iowa |
| 38 | Clifford Landon | 15 | Son | — | Iowa |
| 39 | Beverly Landon | 8 | Daughter | — | Iowa |
| 40 | Cleo Landon | 6 | Daughter | — | Iowa |
Pedigree Summary
Josephine
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)