RJ
Ralph Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kossuth-County, Iowa
Our Model Tree links this Ralph Johnson across the 1920, 1930 and 1940 US Censuses in Kossuth-County, Iowa (XGBoost, ~Confirmed), with identified parents Karel & Griet — first a head (b.~1898), then head of a 6-person household.
Age 42
b. ~1898
Male
Head
Born: Holland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kossuth-County, Iowa |
| Surname | Johnson |
| Given Name | Ralph R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Holland |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Fairbalt |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | E |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| Birth Country | Netherlands |
| Birthplace (normalized) | holland |
| Occupation | Farmer |
| Township / Ward | Springfield Township |
| Est. Birth Year | ~1898 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Loretta Johnson | Daughter | — | 13 | ~1927 |
| Carolyn Johnson | Daughter | — | 3 | ~1937 |
| Marcella Johnson | Daughter | — | 17 | ~1923 |
| Ralph Johnson | Head | — | 42 | ~1898 |
| Le Ertle | Other | — | 17 | ~1923 |
| Ethel Johnson | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Kossuth, Iowa
Son, age 22
Kossuth, Iowa · implied b. ~1898 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Holland |
| Year of Immigration | 1902 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Labor |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Dutch |
| Birth Country | Netherlands |
| Birthplace (normalized) | holland |
1930
Kossuth, Iowa
Head, age 32
Kossuth, Iowa · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Holland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 24 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | Dutch |
| Home Owned/Rented | R |
| Veteran | No |
| Birth Country | Netherlands |
| Birthplace (normalized) | holland |
1940
Kossuth-County, Iowa
Head, age 42
Kossuth-County, Iowa · implied b. ~1898 — 6 household members
| Surname | Johnson |
| Given Name | Ralph R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Holland |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Fairbalt |
| Naturalization Status | Naturalized |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | E |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| Birth Country | Netherlands |
| Birthplace (normalized) | holland |
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 Ralph Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Karel Johnson (~0.92 confidence) and mother Griet Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Karel Johnson
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Griet Johnson
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Johnson
Head · 1940 · age 42 · b. ~1898 · 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 — Kossuth-County, Iowa
Open full size
1940 US Federal Census — Kossuth-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01173-00697)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter Klache | 30 | Head | Farmer | Iowa |
| 42 | Freda Klache | 28 | Wife | — | Iowa |
| 43 | Arnold Klache | 1 | Son | — | Iowa |
| 44 | Rollie Steele | 27 | Hand | Farm Laborer | Iowa |
| 45 | Sam Weaver | 52 | Head | Farmer | Germany |
| 46 | Caroline Weaver | 48 | Wife | — | Iowa |
| 47 | Joe V. Weaver | 27 | Son | Farmer | Iowa |
| 48 | Marjorie Weaver | 13 | Daughter | — | Iowa |
| 49 | John Steinberg | 29 | Brother-in-law | Carpenter | Iowa |
| 50 | John Kramersmeier | 35 | Head | Farmer | Iowa |
| 51 | Alice Kramersmeier | 24 | Wife | — | Iowa |
| 52 | Delmar Kramersmeier | 2 | Son | — | Iowa |
| 53 | Ervin Johnson | 22 | Hand | Farm Laborer | Iowa |
| 54 | Ralph R. Johnson THIS PERSON | 42 | Head | Farmer | Holland |
| 55 | Ethel Johnson | 42 | Wife | — | Iowa |
| 56 | Marcella Johnson | 17 | Daughter | — | Iowa |
| 57 | Loretta Johnson | 13 | Daughter | — | Iowa |
| 58 | Carolyn Johnson | 3 | Daughter | — | Minnesota |
| 59 | Le Roy Ertle | 17 | Hand | Farm Laborer | Iowa |
| 60 | Jerome E. Blome | 47 | Head | Farmer | Iowa |
| 61 | Pauline Blome | 46 | Wife | — | Iowa |
| 62 | Elone Blome | 21 | Daughter | Clerk Sales | Iowa |
| 63 | Arlowe Blome | 18 | Son | Farm Laborer | Iowa |
| 64 | H. Eugene Blome | 14 | Son | — | Iowa |
| 65 | Herman Troff | 37 | Head | Farmer | Iowa |
| 66 | Frances Troff | 32 | Wife | — | Iowa |
| 67 | Arlene Troff | 13 | Daughter | — | Iowa |
| 68 | Harold Troff | 11 | Son | — | Iowa |
| 69 | Ardis Troff | 7 | Daughter | — | Iowa |
| 70 | Dennis Troff | 2 | Son | — | Iowa |
| 71 | Jose Mora | 37 | Head | Cotton Laborer | Mexico |
| 72 | Maria Mora | 24 | Wife | — | Texas |
| 73 | Delmiano Mora | 4 | Son | — | Texas |
| 74 | Amador Mora | 3 | Son | — | Texas |
| 75 | Matilda Mora | 1 | Daughter | — | Texas |
| 76 | Owen Berhow | 39 | Head | Farmer | Iowa |
| 77 | Oscar Berhow | 35 | Brother | — | Iowa |
| 78 | Dona Berhow | 31 | Sister | — | Iowa |
| 79 | Allen Berhow | 24 | Brother | — | Iowa |
| 80 | Frances Berhow | 20 | Sister | — | Iowa |
Pedigree Summary
Ralph
Gen 1 · 2 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)