VJ
Vivian Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Vivian Johnson across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 7-person household.
Age 25
b. ~1915
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Johnson |
| Given Name | Vivian |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 25 |
| Income (1939) | 1200 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Teacher |
| Township / Ward | Chicago |
| Est. Birth Year | ~1915 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Vivian | Age | Birth yr |
|---|---|---|---|---|
| Vivian Johnson | Daughter | — | 25 | ~1915 |
| Clarence Johnson | Son | — | 30 | ~1910 |
| Fredric Johnson | Son | — | 32 | ~1908 |
| Minnie Johnson | Spouse | — | 53 | ~1887 |
| Fredric Johnson | Head | — | 60 | ~1880 |
| Ulysses Johnson | Son | — | 19 | ~1921 |
| Violet Johnson | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Cook, Illinois
Daughter, age 14
Cook, Illinois · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Vivian |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| 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 25
Cook-County, Illinois · implied b. ~1915 — 7 household members
| Surname | Johnson |
| Given Name | Vivian |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 25 |
| Income (1939) | 1200 |
| 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 Vivian Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Vivian Johnson
Daughter · 1940 · age 25 · b. ~1915 · Illinois
★ You are viewing this record
Sibling
Violet Johnson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ulysses Johnson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Johnson
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fredric Johnson
Sibling · 1940 · age 32
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-t0627-00938-00538)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter Jr. Kuenster | 12 | Son | — | Illinois |
| 2 | Gordon Kuenster | 6 | Son | — | Illinois |
| 3 | Gary Kuenster | 5 | Son | — | Illinois |
| 4 | William Mcnicholas | 30 | Head | Clerical | Illinois |
| 5 | Marian Mcnicholas | 31 | Wife | Gen Office | Illinois |
| 6 | Margaret Mcnicholas | 5 | Daughter | — | Illinois |
| 7 | William Mcnicholas | 1 | Son | — | Illinois |
| 8 | Alice Fitzsimmons | 36 | Sister in law | Secretary | Illinois |
| 9 | Roland Monroe | 42 | Head | Sales Engr | Colorado |
| 10 | Ruth Monroe | 43 | Wife | — | Illinois |
| 11 | Aris Monroe | 19 | Daughter | — | Iowa |
| 12 | Barbara Monroe | 19 | Daughter | — | Illinois |
| 13 | Roland Jr. Monroe | 17 | Son | — | Illinois |
| 14 | Henry La Sage | 44 | Head | Salesman | Minnesota |
| 15 | Margaret La Sage | 44 | Wife | — | Minnesota |
| 16 | Harry La Sage | 16 | Son | — | Montana |
| 17 | Barbara La Sage | 14 | Daughter | — | Michigan |
| 18 | Fredric L. Johnson | 60 | Head | Painter | Sweden |
| 19 | Minnie Johnson | 53 | Wife | — | Sweden |
| 20 | Fredric Jr. Johnson | 32 | Son | Clerk | Illinois |
| 21 | Clarence Johnson | 30 | Son | Bookkeeper | Illinois |
| 22 | Vivian Johnson THIS PERSON | 25 | Daughter | Teacher | Illinois |
| 23 | Ulysses Johnson | 19 | Son | — | Illinois |
| 24 | Violet Johnson | 11 | Daughter | — | Illinois |
| 25 | Caleb Kinne | 51 | Head | — | Illinois |
| 26 | Lewis Kinne | 23 | Son | Gunner | Illinois |
| 27 | Joseph Burbach | 44 | Head | Cashier | Illinois |
| 28 | Ella Burbach | 45 | Wife | — | Illinois |
| 29 | Joseph Jr. Burbach | 12 | Son | — | Illinois |
| 30 | Edwin Jenkins | 38 | Head | — | Pennsylvania |
| 31 | Jack Jenkins | 14 | Son | — | Illinois |
| 32 | Barbara Jenkins | 12 | Daughter | — | Illinois |
| 33 | Frank A. Brasek | 41 | Head | Manager | Illinois |
| 34 | Grace H. Brasek | 41 | Wife | — | Illinois |
| 35 | John Halla | 33 | Head | Purch. Agent | Illinois |
| 36 | Gertrude Halla | 32 | Wife | — | Illinois |
| 37 | Mary Jane Halla | 5 | Daughter | — | Illinois |
| 38 | Nell L. Mccanity | 62 | Mother in law | — | Connecticut |
| 39 | Eleanor Mccanity | 19 | Sister in law | Beauty Opr | Illinois |
| 40 | Vincent Stanley | 33 | Head | Salesman | Illinois |
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)