HJ
Harriet Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Harriet Johnson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Henning & Andrew — first a daughter (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Johnson |
| Given Name | Harriet |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Feeder |
| Industry | Book Bindery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 550 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Feeder |
| Township / Ward | Chicago 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harriet | Age | Birth yr |
|---|---|---|---|---|
| Norman Johnson | Son | — | 24 | ~1916 |
| Andrew Johnson | Head | — | 52 | ~1888 |
| Vernon Johnson | Son | — | 16 | ~1924 |
| Harriet Johnson | Daughter | — | 21 | ~1919 |
| Melvin Johnson | Son | — | 12 | ~1928 |
Census Appearances
1920
Cook, Illinois
Daughter, age 1
Cook, Illinois · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harriet |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 11
Cook, Illinois · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harriett |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 21
Cook-County, Illinois · implied b. ~1919 — 5 household members
| Surname | Johnson |
| Given Name | Harriet |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Feeder |
| Industry | Book Bindery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 550 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| 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 Harriet Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henning Johnson (~0.92 confidence) and father Andrew Johnson (~0.92 confidence) and father Andrew Johnson (~0.92 confidence) and mother Anna Johnson (~0.92 confidence) and mother Gunhild Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henning Johnson
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Andrew Johnson
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Andrew Johnson
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Anna Johnson
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Gunhild Johnson
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harriet Johnson
Daughter · 1940 · age 21 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
Melvin Johnson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norman Johnson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vernon Johnson
Sibling · 1940 · age 16
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-t0627-00939-00091)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Andrew Johnson | 52 | Head | Joiner | Sweden |
| 2 | Norman Johnson | 24 | Son | Mechanic | Illinois |
| 3 | Harriet Johnson THIS PERSON | 21 | Daughter | Feeder | Illinois |
| 4 | Vernon Johnson | 16 | Son | — | Illinois |
| 5 | Melvin Johnson | 12 | Son | — | Illinois |
| 6 | Benedict Kaniewicz | 48 | Head | Carpenter | Lithuania |
| 7 | Jennie Kaniewicz | 45 | Wife | — | Lithuania |
| 8 | Edmund Kaniewicz | 22 | Son | Mailman | Illinois |
| 9 | Walter Kaniewicz | 19 | Son | 14 | Illinois |
| 10 | Carl Sotterberg | 45 | Head | 2 | Sweden |
| 11 | Florence Sotterberg | 42 | Wife | File Clerk | Illinois |
| 12 | Carl Jr. Sotterberg | 14 | Son | — | Illinois |
| 13 | Otto Taylor | 44 | Head | Machinist | Kentucky |
| 14 | Clara Taylor | 50 | Wife | — | Indiana |
| 15 | Carl Thiele | 41 | Head | Joiner | Sweden |
| 16 | Edith Thiele | 43 | Wife | — | Sweden |
| 17 | Joseph Chiaponi | 48 | Head | Bartender | Italy |
| 18 | Elvira Chiaponi | 37 | Wife | Waitress | Italy |
| 19 | John Chiaponi | 18 | Son | — | Illinois |
| 20 | Edward Philpott | 38 | Head | Manager | Illinois |
| 21 | Mabel Philpott | 37 | Wife | — | Illinois |
| 22 | Jerry Philpott | 1 | Son | — | Illinois |
| 23 | George Weber | 51 | Head | Foreman | Illinois |
| 24 | Hilma Weber | 52 | Wife | — | Indiana |
| 25 | Arthur Vander May | 32 | Head | Clerk | Indiana |
| 26 | Clara Vander May | 32 | Wife | — | Illinois |
| 27 | Betty Edith Vander May | 2 | Daughter | — | Illinois |
| 28 | Carrie Cavender | 57 | Mother in law | — | Texas |
| 29 | Otto Klein | 26 | Head | Clerk | Illinois |
| 30 | Mary Klein | 21 | Wife | Clerk | Scotland |
| 31 | Paul Mueller | 40 | Head | Printer | Germany |
| 32 | Rose Mueller | 63 | Wife | — | Germany |
| 33 | Ray Sundling | 31 | Lodger | Sales Engineer | Michigan |
| 34 | Herbert Mueller | 31 | Head | Draftsman | Germany |
| 35 | Lois Mueller | 23 | Wife | Sellalady | Illinois |
| 36 | Sharron Mueller | 1 | Daughter | — | Illinois |
| 37 | Thomas Oppt | 50 | Head | Trucker | Poland |
| 38 | Sophia Oppt | 42 | Wife | — | Poland |
| 39 | John Oppt | 17 | Son | — | Illinois |
| 40 | Sophia Oppt | 15 | Daughter | — | Illinois |
Pedigree Summary
Harriet + 3 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)