OJ
Otto Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mayes-County, Oklahoma
Our Model Tree links this Otto Johnson across the 1920, 1930 and 1940 US Censuses in Mayes-County, Oklahoma (XGBoost, ~Confirmed), with identified parents Clyde & Etta — first a head (b.~1912), then head of a 5-person household.
Age 28
b. ~1912
Male
Head
Born: Oklahoma
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mayes-County, Oklahoma |
| Surname | Johnson |
| Given Name | Otto |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | River |
| 1935 Residence (County) | Mayes |
| Additional Details | |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Occupation | Farming |
| Township / Ward | River |
| Est. Birth Year | ~1912 |
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 Otto | Age | Birth yr |
|---|---|---|---|---|
| Ella Johnson | Spouse | — | 25 | ~1915 |
| Otto Johnson | Head | — | 28 | ~1912 |
| Donald Johnson | Son | — | 1 | ~1939 |
| Edgar Johnson | Son | — | 3 | ~1937 |
| Betty Johnson | Daughter | — | 5 | ~1935 |
Census Appearances
1920
Mayes, Oklahoma
Son, age 8
Mayes, Oklahoma · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Otho |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Arkansas |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1930
Mayes, Oklahoma
Son, age 18
Mayes, Oklahoma · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Otto |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Arkansas |
| Can Read/Write | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Mayes-County, Oklahoma
Head, age 28
Mayes-County, Oklahoma · implied b. ~1912 — 5 household members
| Surname | Johnson |
| Given Name | Otto |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | River |
| 1935 Residence (County) | Mayes |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Otto Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Clyde Johnson (~0.92 confidence) and mother Etta Johnson (~0.92 confidence) and mother Etta Johnson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Clyde Johnson
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Etta Johnson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Etta Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Otto Johnson
Head · 1940 · age 28 · b. ~1912 · Oklahoma
★ 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 — Mayes-County, Oklahoma
Open full size
1940 US Federal Census — Mayes-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03311-00813)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles A Sumner | 55 | Head | Farmer | Missouri |
| 42 | Mary E Sumner | 53 | Wife | — | Wisconsin |
| 43 | Jack D Pratt | 28 | Head | Farming | Oklahoma |
| 44 | Pearl Pratt | 40 | Wife | — | Oklahoma |
| 45 | O. K. Hodge | 63 | Head | Farming | Illinois |
| 46 | Frances S Hodge | 52 | Wife | — | Missouri |
| 47 | Rosalee Hodge | 15 | Daughter | — | Oklahoma |
| 48 | Jimmy K Hodge | 12 | Son | — | Oklahoma |
| 49 | T. G. Swift | 56 | Head | Farming | Oklahoma |
| 50 | Fred G Swift | 49 | Wife | — | Oklahoma |
| 51 | John W Swift | 36 | Son | — | Oklahoma |
| 52 | Sara B Swift | 21 | Daughter | — | Oklahoma |
| 53 | Warren A Swift | 18 | Son | — | Oklahoma |
| 54 | Junior D. Swift | 16 | Son | — | Oklahoma |
| 55 | Herbert D. Swift | 13 | Son | — | Oklahoma |
| 56 | James Swift | 9 | Son | — | Oklahoma |
| 57 | H. B. Swift | 5 | Son | — | Oklahoma |
| 58 | Otto Gierke | 77 | Head | — | Indiana |
| 59 | Mary Gierke | 64 | Wife | — | Kansas |
| 60 | Otto Johnson THIS PERSON | 28 | Head | Farming | Oklahoma |
| 61 | Ella Johnson | 25 | Wife | — | Oklahoma |
| 62 | Betty L Johnson | 5 | Daughter | — | Oklahoma |
| 63 | Edgar Johnson | 3 | Son | — | Oklahoma |
| 64 | Donald Johnson | 1 | Son | — | Oklahoma |
| 65 | Sam W Brown | 60 | Head | — | Iowa |
| 66 | Pearl Brown | 56 | Wife | — | Kentucky |
| 67 | Wallace P. Brown | 13 | Son | — | Oklahoma |
| 68 | Claudine Hensley | 23 | Daughter | — | Oklahoma |
| 69 | Claud P. Mitchell | 44 | Head | Farming | Missouri |
| 70 | Lula Mitchell | 48 | Wife | — | Missouri |
| 71 | William D. Baker | 32 | Head | Farming | Oklahoma |
| 72 | Mandy Baker | 26 | Wife | — | Oklahoma |
| 73 | Billy R Baker | 2 | Son | — | Oklahoma |
| 74 | Lillie L Baker | 1 | Daughter | — | Oklahoma |
| 75 | Leonard W Lassman | 42 | Head | Farming | Missouri |
| 76 | Lillie M Lassman | 36 | Wife | — | Oklahoma |
| 77 | Edward D. Johnston | 50 | Lodger | Labour | Arkansas |
| 78 | Roy W Edwards | 39 | Head | Labour | Oklahoma |
| 79 | Betty M Edwards | 36 | Wife | — | Oklahoma |
| 80 | Betty Fay Edwards | 9 | Daughter | — | Oklahoma |
Pedigree Summary
Otto
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)