EJ
Elsie Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Elsie Johnson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents August & Mary — first a daughter (b.~1906), then head of a 5-person household.
Age 34
b. ~1906
Female
Daughter
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Johnson |
| Given Name | Elsie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Comptometer Operator |
| Industry | State Wine Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Comptometer Operator |
| Township / Ward | Chicago |
| Est. Birth Year | ~1906 |
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 Elsie | Age | Birth yr |
|---|---|---|---|---|
| Ardel Johnson | Daughter | — | 1 | ~1939 |
| Aleda Johnson | Daughter | — | 10 | ~1930 |
| Elsie Johnson | Daughter | — | 34 | ~1906 |
| William Johnson | Other | — | 37 | ~1903 |
| Augustine Stamitzke | Spouse | — | 71 | ~1869 |
Census Appearances
1920
Cook, Illinois
Daughter, age 12
Cook, Illinois · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Elsa |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 23
Cook, Illinois · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Elsa |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Operator |
| Industry | Drugs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 34
Cook-County, Illinois · implied b. ~1906 — 5 household members
| Surname | Johnson |
| Given Name | Elsie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Comptometer Operator |
| Industry | State Wine Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| 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 Elsie Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father August Johnson (~0.92 confidence) and mother Mary Johnson (~0.92 confidence) and mother Augustine Stamitzke (~0.92 confidence) and father Alfred Johnson (~0.92 confidence) and mother Alice Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
August Johnson
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Mary Johnson
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Augustine Stamitzke
b. ~1869
Source mother
● Household
· direct · ~0.92
Father
Alfred Johnson
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Alice Johnson
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elsie Johnson
Daughter · 1940 · age 34 · b. ~1906 · Illinois
★ You are viewing this record
Sibling
Ardel Johnson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Aleda Johnson
Sibling · 1940 · age 10
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00946-00096)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Augustine Stamitzke | 71 | Wife | — | Germany |
| 2 | William Johnson | 37 | Son-in-law | Truck Driver | Illinois |
| 3 | Elsie Johnson THIS PERSON | 34 | Daughter | Comptometer Operator | Illinois |
| 4 | Aleda Johnson | 10 | Daughter | — | Illinois |
| 5 | Ardel Johnson | 1 | Daughter | — | Illinois |
| 6 | Edward Kawczynski | 28 | Head | Clerk | Illinois |
| 7 | Marie Kawczynski | 26 | Wife | — | Illinois |
| 8 | Edward Kawczynski | 6 | Son | — | Illinois |
| 9 | Barbara Kawczynski | 0 | Daughter | — | Illinois |
| 10 | Stanley Niemeski | 37 | Head | Polisher | Michigan |
| 11 | Lucille Niemeski | 36 | Wife | Inspector | Illinois |
| 12 | Ronald Niemeski | 7 | Son | — | Illinois |
| 13 | Dennis Niemeski | 5 | Son | — | Illinois |
| 14 | Lucille Niemeski | 26 | Sister | Housekeeper | Wisconsin |
| 15 | Frank Slezewski | 61 | Head | Mechanic | Lithuania |
| 16 | Catherine Slezewski | 52 | Wife | — | Lithuania |
| 17 | Mary Slezewski | 31 | Daughter | Jog | Illinois |
| 18 | Walter Slezewski | 30 | Son | Packer | Illinois |
| 19 | Helen Slezewski | 26 | Daughter | Packer | Illinois |
| 20 | Raymond Slezewski | 14 | Son | — | Illinois |
| 21 | Stanley Porina | 50 | Head | Cleaner | Lithuania |
| 22 | Helen Porina | 18 | Daughter | — | Illinois |
| 23 | Albert Hormiller | 39 | Head | Policeman | Illinois |
| 24 | Alice Hormiller | 33 | Wife | — | Illinois |
| 25 | Thomas Hormiller | 14 | Son | — | Illinois |
| 26 | Arleen Hormiller | 1 | Daughter | — | Illinois |
| 27 | Michael Pavlavis | 50 | Head | Fireman | England |
| 28 | Gertrude Pavlavis | 45 | Wife | — | Germany |
| 29 | Paul Rudolph | 32 | Son-in-law | — | Germany |
| 30 | Harry Hormiller | 34 | Head | Driver Truck | Illinois |
| 31 | Irma Hormiller | 30 | Wife | — | Illinois |
| 32 | Ronald Hormiller | 7 | Son | — | Illinois |
| 33 | Gerald Hormiller | 2 | Son | — | Illinois |
| 34 | Arthur Hormiller | 24 | Brother | Truck Driver | Illinois |
| 35 | Elmer Ahmer | 43 | Head | Porter | Illinois |
| 36 | Clara Ahmer | 42 | Wife | — | Germany |
| 37 | Earl Ahmer | 15 | Son | — | Illinois |
| 38 | Peter Andrusis | 53 | Head | Janitor | Lithuania |
| 39 | Anniella Andrusis | 57 | Wife | — | Lithuania |
| 40 | Anne Mattis | 32 | Daughter | Telephone Operator | Illinois |
Pedigree Summary
Elsie + 2 siblings
Gen 1 · 5 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)