RJ
Raymond Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Linn-County, Iowa
Our Model Tree links this Raymond Johnson across the 1920, 1930 and 1940 US Censuses in Linn-County, Iowa (XGBoost, ~Confirmed), with identified parents Hans & Sadie — first a son (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Linn-County, Iowa |
| Surname | Johnson |
| Given Name | Raymond |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Cedar Rapids |
| 1935 Residence (County) | Linn |
| Additional Details | |
| Occupation | Pin Setter |
| Industry | Recreation |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 90 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Pin Setter |
| Township / Ward | Cedar Rapids |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Raymond | Age | Birth yr |
|---|---|---|---|---|
| Mary Johnson | Daughter | — | 20 | ~1920 |
| Sadie Johnson | Head | — | 51 | ~1889 |
| Raymond Johnson | Son | — | 26 | ~1914 |
| Chet Johnson | Son | — | 25 | ~1915 |
Census Appearances
1920
Linn, Iowa
Son, age 6
Linn, Iowa · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Raymond |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Norway |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Linn, Iowa
Son, age 16
Linn, Iowa · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Raymond |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Norway |
| Mother's Birthplace | Iowa |
| Occupation | messenger |
| Industry | Telephone Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Linn-County, Iowa
Son, age 26
Linn-County, Iowa · implied b. ~1914 — 4 household members
| Surname | Johnson |
| Given Name | Raymond |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Cedar Rapids |
| 1935 Residence (County) | Linn |
| Occupation | Pin Setter |
| Industry | Recreation |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 90 |
| Highest Grade | Hs 3 |
| 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 Raymond Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hans Johnson (~0.92 confidence) and mother Sadie Johnson (~0.92 confidence) and mother Sadie Johnson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hans Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Sadie Johnson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Sadie Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Raymond Johnson
Son · 1940 · age 26 · b. ~1914 · Iowa
★ You are viewing this record
Sibling
Mary Johnson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Chet Johnson
Sibling · 1940 · age 25
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 — Linn-County, Iowa
Open full size
1940 US Federal Census — Linn-County, Iowa
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01177-00429)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nadine Brink | 24 | Wife | Clerk | Iowa |
| 2 | Carl Welch | 30 | Head | Crane Driver | Iowa |
| 3 | Beryl Welch | 27 | Wife | — | Oklahoma |
| 4 | Nancy Welch | 3 | Daughter | — | — |
| 5 | Sadie Johnson | 51 | Head | — | Iowa |
| 6 | Raymond Johnson THIS PERSON | 26 | Son | Pin Setter | Iowa |
| 7 | Chet Johnson | 25 | Son | Pin Setter | Iowa |
| 8 | Mary Johnson | 20 | Daughter | House Keeper | Iowa |
| 9 | Louis Havelka | 60 | Head | Plumber | Czechoslovakia |
| 10 | Stella Havelka | 54 | Wife | — | Iowa |
| 11 | Louis Driebel | 35 | Head | Laborer | Iowa |
| 12 | Rozella Driebel | 31 | Wife | Feeder | Iowa |
| 13 | Samuel Crow | 30 | Head | Truck Driver | Oklahoma |
| 14 | Grace Crow | 31 | Wife | — | Iowa |
| 15 | Willis Hahn | 29 | Head | Clerk | Iowa |
| 16 | Thelma Hahn | 26 | Wife | — | Iowa |
| 17 | Karen Hahn | 2 | Daughter | — | — |
| 18 | Charles Harban | 50 | Head | Mail Carrier | Iowa |
| 19 | Charles Jr Harban | 22 | Son | Salesman | South Dakota |
| 20 | Anna Louise Harban | 18 | Daughter | — | South Dakota |
| 21 | Richard Richards | 31 | Head | Line Man | Iowa |
| 22 | Ruth Richards | 29 | Wife | — | Iowa |
| 23 | Betty Richards | 10 | Daughter | — | Iowa |
| 24 | Christian Schluntz | 45 | Head | Brakeman | Nebraska |
| 25 | Pearl Schluntz | 42 | Wife | — | New Jersey |
| 26 | Marice Schluntz | 1 | Daughter | — | — |
| 27 | Ella Driscol | 53 | Head | Teacher | Iowa |
| 28 | Anna Driscol | 46 | Sister | Teacher | Iowa |
| 29 | Bresler Clarence | 52 | Boarder | Railway Engineer | Iowa |
| 31 | Jessie Lord | 53 | Head | House Keeper | Missouri |
| 32 | Ben Irvin | 63 | Brother | Laborer | Missouri |
| 33 | Bert Walker | 49 | Lodger | — | Minnesota |
| 34 | Artie Robertson | 32 | Head | Laborer | Missouri |
| 35 | Stella Robertson | 26 | Wife | — | Iowa |
| 36 | Ida Robertson | 7 | Daughter | — | Iowa |
| 37 | David Robertson | 1 | Son | — | — |
| 38 | Leroy Dudek | 47 | Brother-in-law | — | Iowa |
| 39 | Miles Benton | 40 | Head | Laborer | Russia |
| 40 | Emma Benton | 28 | Wife | — | Bohemia |
Pedigree Summary
Raymond + 2 siblings
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)