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 Gust & Ada — first a head (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Johnson |
| Given Name | Herbert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Credit Man |
| Industry | Wholesale Optician |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1800 |
| Highest Grade | C-1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Credit Man |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1900 |
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 |
|---|---|---|---|---|
| Herbert Johnson | Head | — | 40 | ~1900 |
| Richard Johnson | Son | — | 7 | ~1933 |
| Kenneth Johnson | Son | — | 5 | ~1935 |
| Edna Johnson | Spouse | — | 34 | ~1906 |
Census Appearances
1920
Cook, Illinois
Son, age 19
Cook, Illinois · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Herbert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Office Work |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Head, age 30
Cook, Illinois · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Herbert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 27 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Foreman |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 75 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 40
Cook-County, Illinois · implied b. ~1900 — 4 household members
| Surname | Johnson |
| Given Name | Herbert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Credit Man |
| Industry | Wholesale Optician |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1800 |
| Highest Grade | C-1 |
| 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: father Gust Johnson (~0.92 confidence) and mother Ada Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Gust Johnson
b. ~1856
Source father
● Household
· direct · ~0.92
Mother
Ada Johnson
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Herbert Johnson
Head · 1940 · age 40 · b. ~1900 · Illinois
★ You are viewing this record
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-t0627-00989-00810)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lottie Koniecki | 20 | Daughter | Scraper Insulation From Wires | Illinois |
| 42 | Chester Koniecki | 18 | Son | Salesman | Illinois |
| 43 | Anna Hall | 50 | Head | — | Illinois |
| 44 | Willard Hall | 21 | Son | Glass Beveler | Illinois |
| 45 | Le Roy Hall | 25 | Son | Glass Polisher | Illinois |
| 46 | Michael Sowka | 54 | Head | Manager | Illinois |
| 47 | Freda Sowka | 41 | Wife | — | Wisconsin |
| 48 | Ralph Sowka | 19 | Son | Assembler | Illinois |
| 49 | Phyllis Sowka | 13 | Daughter | — | Illinois |
| 50 | Audrey Sowka | 5 | Daughter | — | Illinois |
| 51 | Vincent Hosenover | 26 | Head | Butcher | Illinois |
| 52 | Evelyn Hosenover | 27 | Wife | — | Illinois |
| 53 | Geraldine Hosenover | 6 | Daughter | — | Illinois |
| 54 | Gloria Hosenover | 4 | Daughter | — | Illinois |
| 55 | Vincent Jr. Hosenover | 2 | Son | — | Illinois |
| 56 | Stephen Eberscholtz | 47 | Lodger | Chef | Illinois |
| 57 | Ralph E. Sauerman | 43 | Head | Supervising Clerk | Illinois |
| 58 | Rose Sauerman | 42 | Wife | — | Illinois |
| 59 | Rose Sauerman | 15 | Daughter | Typist | Illinois |
| 60 | Albert Sauerman | 36 | Brother | Drug Clerk | Illinois |
| 61 | Elizabeth Sauerman | 29 | Sister-in-law | Typist | Illinois |
| 62 | Joseph Ellgass | 23 | Brother-in-law | Draftsman | Illinois |
| 63 | Herbert Johnson THIS PERSON | 40 | Head | Credit Man | Illinois |
| 64 | Edna Johnson | 34 | Wife | — | Illinois |
| 65 | Richard H. Johnson | 7 | Son | — | Illinois |
| 66 | Kenneth J. Johnson | 5 | Son | — | Illinois |
| 67 | Alice Belcher | 52 | Head | Secretary | Illinois |
| 68 | Grace Solberg | 47 | Head | — | Illinois |
| 69 | Shirley Solberg | 19 | Daughter | — | Illinois |
| 70 | Harold Solberg | 13 | Son | — | Illinois |
| 71 | Peter Widlock | 36 | Head | Shipping Clerk | Illinois |
| 72 | Helen Widlock | 34 | Wife | Punch Presser | Illinois |
| 73 | Peter Widlock | 14 | Son | — | Illinois |
| 74 | Helen Widlock | 12 | Daughter | — | Illinois |
| 75 | Shirley Widlock | 8 | Daughter | — | Illinois |
| 76 | Donald Widlock | 4 | Son | — | Illinois |
| 77 | Philip Skiba | 32 | Head | Salesman | Illinois |
| 78 | Lillian Skiba | 30 | Wife | — | Illinois |
| 79 | Theodore Skiba | 12 | Son | — | Illinois |
| 80 | Robert Skiba | 10 | Son | — | Illinois |
Pedigree Summary
Herbert
Gen 1 · 2 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)