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Joyce Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Joyce Johnson across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 6-person household.
Age 10
b. ~1930
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Johnson |
| Given Name | Joyce |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1930 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joyce | Age | Birth yr |
|---|---|---|---|---|
| Helga Peterson | Daughter | — | 28 | ~1912 |
| Frans Peterson | Head | — | 60 | ~1880 |
| Ruth Peterson | Daughter | — | 21 | ~1919 |
| Earl Peterson | Son | — | 25 | ~1915 |
| Joyce Johnson | Daughter | — | 10 | ~1930 |
| Agnes Peterson | Spouse | — | 59 | ~1881 |
Census Appearances
1930
Cook, Illinois
Daughter, age
Cook, Illinois · implied b. ~1930 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Joyce |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 10
Cook-County, Illinois · implied b. ~1930 — 6 household members
| Surname | Johnson |
| Given Name | Joyce |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Highest Grade | No 5 |
| 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 Joyce Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joyce Johnson
Daughter · 1940 · age 10 · b. ~1930 · Illinois
★ You are viewing this record
Sibling
Helga Peterson
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Peterson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Peterson
Sibling · 1940 · age 25
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-t0627-00939-00113)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Pauline Stasulis | 36 | Wife | — | Illinois |
| 2 | Charles Stasulis | 8 | Son | — | Illinois |
| 3 | Edward Stasulis | 26 | Head | — | Illinois |
| 4 | Margaret Stasulis | 24 | Wife | — | Illinois |
| 5 | Mary Louise Stasulis | 0 | Daughter | — | Illinois |
| 6 | Edward Norkus | 65 | Head | Carpenter | Lithuania |
| 7 | Agatha Norkus | 59 | Wife | — | Lithuania |
| 8 | Walter Norkus | 21 | Son | New Worker | Illinois |
| 9 | Leroy Pitts | 37 | Head | Engineer | Illinois |
| 10 | Hattie Pitts | 31 | Wife | — | Illinois |
| 11 | Arthur Pitts | 9 | Son | — | Illinois |
| 12 | Frans D. Peterson | 60 | Head | Car Carpenter | Sweden |
| 13 | Agnes M. Peterson | 59 | Wife | — | Sweden |
| 14 | Helga J. Peterson | 28 | Daughter | Stenographer | Illinois |
| 15 | Earl Peterson | 25 | Son | Testman | Illinois |
| 16 | Ruth D. Peterson | 21 | Daughter | Office Clerk | Illinois |
| 17 | Joyce Johnson THIS PERSON | 10 | Daughter | — | Illinois |
| 18 | Martin E. Pierson | 39 | Head | Motorman | Illinois |
| 19 | Grace L. Pierson | 39 | Wife | — | Illinois |
| 20 | Jacquelyn Pierson | 4 | Daughter | — | Illinois |
| 21 | — | None | — | — | — |
| 22 | William E. Allen | 33 | Head | Stock Clerk | Illinois |
| 23 | Elizabeth Allen | 35 | Wife | — | Pennsylvania |
| 24 | Richard Allen | 6 | Son | — | Washington |
| 25 | Stuart Allen | 3 | Son | — | Illinois |
| 26 | George Barwegen | 42 | Head | Milk Driver | Illinois |
| 27 | Minnie Barwegen | 40 | Wife | — | Illinois |
| 28 | Richard Barwegen | 17 | Son | — | Illinois |
| 29 | George Barwegen | 14 | Son | — | Illinois |
| 30 | Margaret Barwegen | 12 | Daughter | — | Illinois |
| 31 | George D. Seymour | 50 | Head | Laundryman | Illinois |
| 32 | Elizabeth Seymour | 47 | Wife | — | Illinois |
| 33 | George Seymour | 25 | Son | Laundry Worker | Illinois |
| 34 | James Seymour | 15 | Son | — | Illinois |
| 35 | Vincent Murino | 48 | Head | Painter | Illinois |
| 36 | Elizabeth Murino | 45 | Wife | — | Italy |
| 37 | Geraldine Murino | 22 | Daughter | Saleslady | Illinois |
| 38 | Josephine Murino | 12 | Daughter | — | Illinois |
| 39 | Michael Murino | 9 | Son | — | Illinois |
| 40 | Clarence E. Tintel | 41 | Head | Electrician | 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)