HJ
Herbert Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Herbert Johnson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Ida & August — first a son (b.~1913), then head of a 4-person household.
Age 27
b. ~1913
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Johnson |
| Given Name | Herbert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Punch Press Operator |
| Industry | Spring Company |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 1963 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Punch Press Operator |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1913 |
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 Herbert | Age | Birth yr |
|---|---|---|---|---|
| John Johnson | Head | — | 56 | ~1884 |
| Walter Johnson | Son | — | 17 | ~1923 |
| Herbert Johnson | Son | — | 27 | ~1913 |
| Anna Johnson | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Cook, Illinois
Son, age 6
Cook, Illinois · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Herbert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Mother Tongue | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 16
Cook, Illinois · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Herbert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Helper |
| Industry | Garage |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 27
Cook-County, Illinois · implied b. ~1913 — 4 household members
| Surname | Johnson |
| Given Name | Herbert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Punch Press Operator |
| Industry | Spring Company |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 1963 |
| 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 Herbert Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Ida Johnson (~0.92 confidence) and father August Johnson (~0.92 confidence) and mother Ida Johnson (~0.92 confidence) and father John Johnson (~0.92 confidence) and mother Anna Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Ida Johnson
b. ~1871
Source mother
● Household
· direct · ~0.92
Father
August Johnson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Ida Johnson
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
John Johnson
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Anna Johnson
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Herbert Johnson
Son · 1940 · age 27 · b. ~1913 · Illinois
★ You are viewing this record
Sibling
Walter 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 — 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-t0627-01000-00030)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Amalia Magnuson | 65 | Wife | — | Denmark |
| 2 | Vergil Green | 47 | Head | Clerk | Michigan |
| 3 | Stella A. Green | 46 | Wife | — | Wisconsin |
| 4 | Arnold Schuessler | 26 | Head | Mechanic | Illinois |
| 5 | Blanche Schuessler | 26 | Wife | — | Illinois |
| 6 | John Wener | 38 | Head | Steam Cleaner | Yugoslavia |
| 7 | Evangeline Wener | 39 | Wife | Designer | Germany |
| 8 | Rosemarie Wener | 13 | Daughter | — | Illinois |
| 9 | Carl Fairbanks | 45 | Head | Mechanical Engineer | Illinois |
| 10 | Nora Fairbanks | 44 | Wife | — | Illinois |
| 11 | Herman Bernet | 42 | Head | Painter | Germany |
| 12 | Paula Bernet | 38 | Wife | — | Germany |
| 13 | Mildred Bernet | 12 | Daughter | — | Illinois |
| 14 | Charles Lenz | 62 | Head | Engraver | Ohio |
| 15 | Elsie Lenz | 54 | Wife | — | Illinois |
| 16 | Frank E. Lundberg | 54 | Head | Tool Maker | Sweden |
| 17 | Ethel Lundberg | 48 | Wife | — | Illinois |
| 18 | Emma Bemark | 78 | Head | — | Sweden |
| 19 | Richard Barrett | 31 | Head | Printer | Wisconsin |
| 20 | Helle Barrett | 23 | Wife | — | Wisconsin |
| 21 | Richard Jr. Barrett | 0 | Son | — | Illinois |
| 22 | John Johnson | 56 | Head | Printer | Sweden |
| 23 | Anna Johnson | 54 | Wife | — | Sweden |
| 24 | Herbert Johnson THIS PERSON | 27 | Son | Punch Press Operator | Illinois |
| 25 | Walter Johnson | 17 | Son | Machinist | Illinois |
| 26 | Carl Franzen | 56 | Head | Machinist | Sweden |
| 27 | Lida Franzen | 52 | Wife | — | Sweden |
| 28 | Ellen Peterson | 41 | Head | Machinist | Sweden |
| 29 | Ellen Peterson | 40 | Wife | — | Sweden |
| 30 | Charles Tuerneratell | 68 | Head | Tool Maker | Sweden |
| 31 | Anna Tuerneratell | 66 | Wife | — | Sweden |
| 32 | Robert Tuerneratell | 40 | Son | Driver | Illinois |
| 33 | Raymond Eklund | 44 | Head | Inspector | Illinois |
| 34 | Florence Eklund | 29 | Wife | — | Illinois |
| 35 | Ella Lutz | 50 | Head | — | Wisconsin |
| 36 | Mildred Lutz | 26 | Daughter | — | Illinois |
| 37 | Hazel Lutz | 31 | Daughter | Comptometer Operator | Illinois |
| 38 | Ruth Lutz | 29 | Daughter | Switchboard Operator | Illinois |
| 39 | Jean Staffen | 5 | Daughter | — | Illinois |
| 40 | Herbert Steichman | 40 | Head | Foreman | Illinois |
Pedigree Summary
Herbert + 1 sibling
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)