EJ
Earl Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cass-County, North Dakota
Our Model Tree links this Earl Johnson across the 1920, 1930 and 1940 US Censuses in Cass-County, North Dakota (XGBoost, ~Confirmed), with identified parents William & Dena — first a son (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, North Dakota |
| Surname | Johnson |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Fargo city |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Occupation | Diesel Engineer |
| Industry | Retail |
| Class of Worker | PW |
| Hours Worked | 52 |
| Highest Grade | No 1 |
| 1935 Residence | Same home |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Diesel Engineer |
| Township / Ward | Fargo City |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Earl | Age | Birth yr |
|---|---|---|---|---|
| Phyllis Johnson | Daughter | — | 24 | ~1916 |
| Anna Johnson | Head | — | 56 | ~1884 |
| Earl Johnson | Son | — | 21 | ~1919 |
Census Appearances
1920
Cass, North …
Son, age 1
Cass, North Dakota · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Kansas |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Cass, North …
Son, age 11
Cass, North Dakota · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Cass-County, North …
Son, age 21
Cass-County, North Dakota · implied b. ~1919 — 3 household members
| Surname | Johnson |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Fargo city |
| 1935 Residence (County) | Cass |
| Occupation | Diesel Engineer |
| Industry | Retail |
| Class of Worker | PW |
| Hours Worked | 52 |
| Highest Grade | No 1 |
| 1935 Residence | Same home |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
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 Earl Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Johnson (~0.92 confidence) and mother Dena Johnson (~0.92 confidence) and mother Anna Johnson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Johnson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Dena Johnson
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Anna Johnson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Earl Johnson
Son · 1940 · age 21 · b. ~1919 · North Dakota
★ You are viewing this record
Sibling
Phyllis Johnson
Sibling · 1940 · age 24
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 — Cass-County, North Dakota
Open full size
1940 US Federal Census — Cass-County, North Dakota
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-02997-00166)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Florence Hogan | 22 | Lodger | Stenographer | North Dakota |
| 42 | Clara Aahl | 27 | Lodger | Stenographer | North Dakota |
| 43 | Freda Gordon | 22 | Lodger | Cashier | Minnesota |
| 44 | Esther Helleland | 18 | Lodger | File Clerk | Minnesota |
| 45 | Gail Purves | 18 | Lodger | File Clerk | Minnesota |
| 46 | Helen Berna | 23 | Maid | Maid | Minnesota |
| 47 | Charles G. Daniel | 53 | Head | Finish Carpenter | Nebraska |
| 48 | Florence Daniel | 22 | Wife | Cafe Waitress | North Dakota |
| 49 | Janet Daniel | 14 | Daughter | Stenography | North Dakota |
| 50 | Leonard Daniel | 13 | Son | — | North Dakota |
| 51 | Harry O'Neil | 34 | Head | Steel Worker | North Dakota |
| 52 | Eva O'Neil | 31 | Wife | — | Minnesota |
| 53 | Patricia O'Neil | 9 | Daughter | — | North Dakota |
| 54 | Harry E. O'Neil | 12 | Son | — | Minnesota |
| 55 | Delores O'Neil | 10 | Daughter | — | Minnesota |
| 56 | Beverley O'Neil | 7 | Daughter | — | North Dakota |
| 58 | Joseph Dronen | 38 | Head | Auto Mechanic | North Dakota |
| 59 | Beata Dronen | 43 | Wife | — | North Dakota |
| 60 | Betty Jane Dronen | 8 | Daughter | — | North Dakota |
| 61 | Joseph Dronen | 6 | Son | — | North Dakota |
| 62 | James Kilbride | 48 | Head | Butcher | South Dakota |
| 63 | Agnes Kilbride | 34 | Wife | — | Minnesota |
| 64 | Shirley Kilbride | 13 | Daughter | — | Minnesota |
| 65 | Arlene Kilbride | 7 | Daughter | — | North Dakota |
| 66 | Kenneth Kilbride | 5 | Son | — | North Dakota |
| 67 | Carol Kilbride | 3 | Daughter | — | North Dakota |
| 68 | Joyce Kilbride | 0 | Daughter | — | North Dakota |
| 69 | Harry Howard | 60 | Head | Laborer | Iowa |
| 70 | Nellie Howard | 59 | Wife | — | Michigan |
| 71 | Dan Gilquist | 58 | Head | Janitor | Iowa |
| 72 | Anna S. Gilquist | 56 | Wife | — | Minnesota |
| 74 | Anna S. Johnson | 56 | Head | — | Kansas |
| 75 | Phyllis Johnson | 24 | Daughter | — | North Dakota |
| 76 | Earl Johnson THIS PERSON | 21 | Son | Diesel Engineer | North Dakota |
| 77 | Martin Hendrickson | 33 | Head | Clerk | North Dakota |
| 78 | Leona Hendrickson | 27 | Wife | — | North Dakota |
| 79 | Steve Karki | 42 | Head | Laborer | Austria |
Related Census Records
Pedigree Summary
Earl + 1 sibling
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)