EJ
Eugene Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Fremont-County, Wyoming
Our Model Tree links this Eugene Johnson across the 1920, 1930 and 1940 US Censuses in Fremont-County, Wyoming (XGBoost, ~Confirmed), with identified parents Walter & Walter — first a son (b.~1919), then head of a 9-person household.
Age 21
b. ~1919
Male
Son
Born: Wyoming
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Fremont-County, Wyoming |
| Surname | Johnson |
| Given Name | Eugene P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wyoming |
| 1935 Residence (City) | Riverton Town |
| 1935 Residence (County) | Fremont |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 35 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
| Occupation | Farm Laborer |
| Township / Ward | Riverton Town |
| Est. Birth Year | ~1919 |
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 Eugene | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Johnson | Daughter | — | 13 | ~1927 |
| Shirley Johnson | Daughter | — | 4 | ~1936 |
| Arland Johnson | Head | — | 28 | ~1912 |
| Andrew Johnson | Son | — | 15 | ~1925 |
| Eugene Johnson | Son | — | 21 | ~1919 |
| Robert Johnson | Son | — | 11 | ~1929 |
| John Johnson | Son | — | 24 | ~1916 |
| Roy Johnson | Son | — | 7 | ~1933 |
| Arland Johnson | Son | — | 4 | ~1936 |
Census Appearances
1920
Fremont, Wyoming
Son, age 2
Fremont, Wyoming · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Wyoming |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Arkansas |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
1930
Fremont, Wyoming
Son, age 11
Fremont, Wyoming · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Wyoming |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Arkansas |
| Can Read/Write | Yes |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
1940
Fremont-County, Wyoming
Son, age 21
Fremont-County, Wyoming · implied b. ~1919 — 9 household members
| Surname | Johnson |
| Given Name | Eugene P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wyoming |
| 1935 Residence (City) | Riverton Town |
| 1935 Residence (County) | Fremont |
| Occupation | Farm Laborer |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 35 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
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 Eugene Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Walter Johnson (~0.92 confidence) and father Walter Johnson (~0.92 confidence) and mother Mamie Johnson (~0.92 confidence) and mother Linnie Johnson (~0.92 confidence) and father Arland Johnson (~0.60 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.86
Father
Walter Johnson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Walter Johnson
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Mamie Johnson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Linnie Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
Father
Arland Johnson
b. ~1912
Source father
● Household
· direct · ~0.6
This person
Anchor record
Eugene Johnson
Son · 1940 · age 21 · b. ~1919 · Wyoming
★ You are viewing this record
Sibling
John Johnson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Johnson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Johnson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arland Johnson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Johnson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roy Johnson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Johnson
Sibling · 1940 · age 4
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 — Fremont-County, Wyoming
Open full size
1940 US Federal Census — Fremont-County, Wyoming
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04570-00092)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arland Johnson | 28 | Head | Repairman | Arkansas |
| 2 | John L. Johnson | 24 | Son | Laborer | Arkansas |
| 3 | Eugene P. Johnson THIS PERSON | 21 | Son | Farm Laborer | Wyoming |
| 4 | Andrew B. Johnson | 15 | Son | Concrete Finisher | Wyoming |
| 5 | Dorothy M. Johnson | 13 | Daughter | — | Wyoming |
| 6 | Robert D. Johnson | 11 | Son | — | Wyoming |
| 7 | Roy H. Johnson | 7 | Son | — | Wyoming |
| 8 | Shirley H. Johnson | 4 | Daughter | — | Wyoming |
| 9 | Arland Jr. Johnson | 4 | Son | — | Colorado |
| 10 | Julian G. Berthagon | 52 | Head | Carpenter | France |
| 11 | Alphene S. Berthagon | 50 | Wife | Secker | France |
| 12 | Roger G. Berthagon | 25 | Son | Housekeeper | Wyoming |
| 13 | Frank R. Burnison | 29 | Head | Housekeeper | Missouri |
| 14 | Jerry G. Burnison | 11 | Son | — | Missouri |
| 15 | Shirley M. Burnison | 9 | Daughter | — | Missouri |
| 16 | Jean E. Burnison | 7 | Daughter | — | Wyoming |
| 17 | Claus W. Johnson | 51 | Head | Bridge Builder | Sweden |
| 18 | Emma D. Johnson | 51 | Wife | Housekeeper | Sweden |
| 19 | Donald Nichols | 22 | Son | Auto Salesman | Idaho |
| 20 | Lowell E. Burr | 27 | Head | Dry Cleaning Shop | Oklahoma |
| 21 | Elsie H. D. Burr | 23 | Wife | Housekeeper | Wyoming |
| 22 | Horace E. Sostrom | 30 | Head | Day Laborer | Wyoming |
| 23 | Helen H. Sostrom | 27 | Wife | Housekeeper | Wyoming |
| 24 | Robert H. Sostrom | 7 | Son | — | Wyoming |
| 25 | Arline L. Sostrom | 5 | Daughter | — | South Dakota |
| 26 | Neil H. Sostrom | 3 | Son | — | Wyoming |
| 27 | Blaine H. Knapp | 52 | Head | Truck Driver Hwy Dept | Iowa |
| 28 | Mae E. Knapp | 45 | Wife | Housekeeper | Iowa |
| 29 | Charles G. Hoxie | 48 | Lodger | Coal Mining | Iowa |
| 30 | Ella G. Hoxie | 73 | Lodger | Housekeeper | Iowa |
| 31 | Felix B. Simon | 63 | Head | Plumber | Minnesota |
| 32 | Julia Simon | 62 | Wife | Housekeeper | Minnesota |
| 33 | Thomas J. Thomas | 22 | Son | Asst. Service St. | Nebraska |
| 34 | Helen E. Thomas | 15 | Daughter | — | Wyoming |
| 35 | Lee E. Salers | 28 | Head | Locomotive Fireman | Wyoming |
| 36 | Annie M. Salers | 26 | Wife | Housekeeper | Wyoming |
| 37 | Albert J. Clark | 36 | Head | Sheet Metal Worker | South Dakota |
| 38 | Caroline A. Clark | 35 | Wife | Housekeeper | England |
| 39 | Dan A. Robison | 18 | Lodger | Salesman | Wyoming |
| 40 | Nannie E. Hof | 69 | Head | Housekeeper | Wyoming |
Pedigree Summary
Eugene + 7 siblings
Gen 1 · 5 parents
~0.86
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)