MJ
Myrtle Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Henry-County, Illinois
Our Model Tree links this Myrtle Johnson across the 1920, 1930 and 1940 US Censuses in Henry-County, Illinois (XGBoost, ~Confirmed), with identified parents Bert & Ellen — first a daughter (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Henry-County, Illinois |
| Surname | Johnson |
| Given Name | Myrtle |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Kewanee City |
| 1935 Residence (County) | Henry |
| Additional Details | |
| Occupation | Cashier |
| Industry | Retail Store |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 600 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Cashier |
| Township / Ward | Kewanee City |
| 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 Myrtle | Age | Birth yr |
|---|---|---|---|---|
| Myrtle Johnson | Daughter | — | 26 | ~1914 |
| Doris Johnson | Daughter | — | 17 | ~1923 |
| Bert Johnson | Head | — | 44 | ~1896 |
| Ellen Johnson | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Henry, Illinois
Daughter, age 5
Henry, Illinois · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Myrtle |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Sweden |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Henry, Illinois
Daughter, age 15
Henry, Illinois · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Myrtle |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Henry-County, Illinois
Daughter, age 26
Henry-County, Illinois · implied b. ~1914 — 4 household members
| Surname | Johnson |
| Given Name | Myrtle |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Kewanee City |
| 1935 Residence (County) | Henry |
| Occupation | Cashier |
| Industry | Retail Store |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 600 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Myrtle Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Bert Johnson (~0.92 confidence) and mother Ellen Johnson (~0.92 confidence) and mother Ellen Johnson (~0.92 confidence) and father Bert Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Bert Johnson
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Ellen Johnson
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Ellen Johnson
b. ~1892
Source mother
● Household
· direct · ~0.92
Father
Bert Johnson
b. ~1896
Source father
● Household
· direct · ~0.92
This person
Anchor record
Myrtle Johnson
Daughter · 1940 · age 26 · b. ~1914 · Illinois
★ You are viewing this record
Sibling
Doris Johnson
Sibling · 1940 · age 17
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 — Henry-County, Illinois
Open full size
1940 US Federal Census — Henry-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00812-00250)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bert Johnson | 44 | Head | Cashier | Illinois |
| 2 | Ellen Johnson | 48 | Wife | — | Sweden |
| 3 | Myrtle Johnson THIS PERSON | 26 | Daughter | Cashier | Illinois |
| 4 | Doris Johnson | 17 | Daughter | — | Illinois |
| 5 | Kate Ingram | 69 | Head | — | Illinois |
| 6 | James A. Ingram | 63 | Brother | — | Illinois |
| 7 | John L. Johnson | 49 | Head | Molder | Illinois |
| 8 | Laura Johnson | 48 | Wife | — | Illinois |
| 9 | Christine Ekstrom | 72 | Head | — | Sweden |
| 10 | Esther Stauderaas | 36 | Daughter | Supervisor | Illinois |
| 11 | Joan Stauderaas | 8 | G-Daughter | — | Illinois |
| 12 | Anna Johnson | 75 | Head | — | Sweden |
| 13 | Elsie Johnson | 47 | Daughter | Clerk | Illinois |
| 14 | Harold Johnson | 31 | Son | Proprietor | Illinois |
| 15 | T. Gilbert Johnson | 47 | Head | Inspector | Illinois |
| 16 | Hilda Johnson | 48 | Wife | — | Illinois |
| 17 | Stanley Johnson | 19 | Son | Office Clerk | Illinois |
| 18 | Kenneth Johnson | 16 | Son | — | Illinois |
| 19 | Eugene Johnson | 13 | Son | — | Illinois |
| 20 | Oliver Nettler | 37 | Head | — | Illinois |
| 21 | Margaret Nettler | 24 | Wife | — | Illinois |
| 22 | John Nettler | 1 | Son | — | Illinois |
| 23 | Thomas Wood | 37 | Head | Utility Man | Missouri |
| 24 | Sylvie Wood | 34 | Wife | — | Kentucky |
| 25 | Barbara Wood | 9 | Daughter | — | Illinois |
| 26 | Nancy Ann Wood | 2 | Daughter | — | Illinois |
| 27 | Orville Wilson | 25 | Head | Baker | Illinois |
| 28 | Genevieve Wilson | 22 | Wife | — | Illinois |
| 29 | Gladys Wilson | 3 | Daughter | — | Illinois |
| 30 | John Wilson | 1 | Son | — | Illinois |
| 31 | Harold Harlan | 27 | Head | Laborer | Illinois |
| 32 | Geraldine Harlan | 24 | Wife | — | Illinois |
| 33 | Jane L. Harlan | 2 | Daughter | — | Illinois |
| 34 | Donna Harlan | 0 | Daughter | — | Illinois |
| 35 | Frank Jr. Brose | 26 | Head | Inspector | Illinois |
| 36 | Lexie Brose | 20 | Wife | — | Illinois |
| 37 | Frank, Sr. Brose | 56 | Father | Machine Operat. | Illinois |
| 38 | Thomas Cone | 35 | Head | Grinder | Holland |
| 39 | Geneva Cone | 34 | Wife | — | Illinois |
| 40 | Dean Cone | 15 | Son | — | Illinois |
Pedigree Summary
Myrtle + 1 sibling
Gen 1 · 4 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)