DJ
Doris Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Winnebago-County, Illinois
Our Model Tree links this Doris Johnson across the 1920, 1930 and 1940 US Censuses in Winnebago-County, Illinois (XGBoost, ~Confirmed), with identified parents Earnest & Elvira — first a daughter (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Winnebago-County, Illinois |
| Surname | Johnson |
| Given Name | Doris Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford City |
| 1935 Residence (County) | Winnebago |
| Additional Details | |
| Occupation | School Teacher |
| Industry | Elementary School |
| Class of Worker | PW |
| Income (1939) | 1000 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Teacher |
| Township / Ward | Rockford 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Doris | Age | Birth yr |
|---|---|---|---|---|
| Doris Johnson | Daughter | — | 21 | ~1919 |
| Earnest Johnson | Head | — | 51 | ~1889 |
| Donald Johnson | Son | — | 18 | ~1922 |
| Elvira Johnson | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Winnebago, Illinois
Daughter, age 1
Winnebago, Illinois · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Doris M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Penn. |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Winnebago, Illinois
Daughter, age 11
Winnebago, Illinois · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Doris M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Winnebago-County, Illinois
Daughter, age 21
Winnebago-County, Illinois · implied b. ~1919 — 4 household members
| Surname | Johnson |
| Given Name | Doris Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford City |
| 1935 Residence (County) | Winnebago |
| Occupation | School Teacher |
| Industry | Elementary School |
| Class of Worker | PW |
| Income (1939) | 1000 |
| 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 Doris Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Earnest Johnson (~0.92 confidence) and mother Elvira Johnson (~0.92 confidence) and mother Alva Johnson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Earnest Johnson
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Elvira Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Alva Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Doris Johnson
Daughter · 1940 · age 21 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
Donald Johnson
Sibling · 1940 · age 18
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 — Winnebago-County, Illinois
Open full size
1940 US Federal Census — Winnebago-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00915-00044)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Earnest A Johnson | 51 | Head | Foreman | Illinois |
| 42 | Elvira Johnson | 50 | Wife | — | Pennsylvania |
| 43 | Doris Marie Johnson THIS PERSON | 21 | Daughter | School Teacher | Illinois |
| 44 | Donald W Johnson | 18 | Son | — | Illinois |
| 45 | Gust S Gustafson | 55 | Head | — | Sweden |
| 46 | Lois Marie Gustafson | 16 | Daughter | — | Illinois |
| 47 | Joseph Hanson | 54 | Head | Route Foreman | Illinois |
| 48 | Jennie Hanson | 51 | Wife | — | Illinois |
| 49 | Evelyn C Hanson | 27 | Daughter | Teacher | Illinois |
| 50 | Walter Carlson | 45 | Head | Proprietor | Illinois |
| 51 | Florence Carlson | 45 | Wife | — | Illinois |
| 52 | John E Carlson | 5 | Son | — | Illinois |
| 53 | Arthur C Nelson | 54 | Head | Employment Manager | Indiana |
| 54 | Huldah Nelson | 51 | Wife | — | Illinois |
| 55 | Corinne Nelson | 22 | Daughter | Teller | Illinois |
| 56 | Beatrice Nelson | 17 | Daughter | — | Illinois |
| 57 | Richard Nelson | 10 | Son | — | Illinois |
| 58 | Mary Kampman | 75 | Head | — | Wisconsin |
| 59 | Mary Kampman | 43 | Daughter | — | Illinois |
| 60 | Richard Lundgren | 28 | Head | Advertising Manager | Illinois |
| 61 | Maurine Lundgren | 28 | Wife | — | Iowa |
| 62 | Richard Lundgren | 6 | Son | — | Illinois |
| 63 | Johnan Peterson | 71 | Head | Proprietor And Owner | Sweden |
| 64 | Hildah Peterson | 64 | Wife | — | Sweden |
| 65 | Wallace Peterson | 38 | Son | Free Lance Artist | Minnesota |
| 66 | Joyce M Peterson | 30 | Daughter | Clerk | Minnesota |
| 67 | Ernest Hintz | 44 | Head | Teacher Of Manual Training | Wisconsin |
| 68 | Bessie Hintz | 52 | Wife | — | Wales |
| 69 | Frances Hintz | 17 | Daughter | — | Wisconsin |
| 70 | Eric Erickson | 41 | Head | Pattern Maker | Sweden |
| 71 | Alice Erickson | 35 | Wife | — | Minnesota |
| 72 | Gordon Erickson | 11 | Son | — | Illinois |
| 73 | Leland Erickson | 10 | Son | — | Illinois |
| 74 | Sheron Erickson | 4 | Daughter | — | Illinois |
| 75 | Adolyn Erickson | 2 | Daughter | — | Illinois |
| 76 | Gust Nelson | 45 | Head | Carpenter | Sweden |
| 77 | Jose Nelson | 46 | Wife | — | Illinois |
| 78 | Eldora Nelson | 16 | Daughter | — | Illinois |
| 79 | Grover Nelson | 13 | Son | — | Illinois |
| 80 | Bessie V Johnson | 49 | Head | Bookkeeper | Illinois |
Pedigree Summary
Doris + 1 sibling
Gen 1 · 3 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)