DJ
Doris Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Doris Johnson across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Charles & Alexander — first a daughter (b.~1915), then head of a 3-person household.
Age 15
b. ~1915
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Johnson |
| Given Name | Doris |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Steel Works |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Stenographer |
| 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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Doris | Age | Birth yr |
|---|---|---|---|---|
| Doris Johnson | Daughter | — | 15 | ~1915 |
| Charles Johnson | Head | — | 62 | ~1868 |
| Hilma Johnson | Spouse | — | 57 | ~1873 |
Census Appearances
1920
Cook, Illinois
Daughter, age 4
Cook, Illinois · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Doris |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 15
Cook, Illinois · implied b. ~1915 — 3 household members
| Surname | Johnson |
| Given Name | Doris |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Stenographer |
| Industry | Steel Works |
| Class of Worker | W |
| 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 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorris |
| 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 | Typist |
| Industry | Loan Office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 230 |
| Highest Grade | H4 |
| 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 Doris Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Johnson (~0.92 confidence) and father Alexander Johnson (~0.92 confidence) and mother Hilma Johnson (~0.92 confidence) and mother Alma Johnson (~0.92 confidence) and mother May Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Johnson
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Alexander Johnson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Hilma Johnson
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Alma Johnson
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
May Johnson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Doris Johnson
Daughter · 1930 · age 15 · b. ~1915 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
46 people indexed on this census page (ia:1930:illinoiscensus00reel427:0940)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Maurine Dyer | 27 | Wife | — | Arkansas |
| 52 | Ruby Dyer | 6 | Daughter | — | Illinois |
| 53 | Bernadine Dyer | 5 | Daughter | — | Illinois |
| 54 | William Bastien | 28 | Head | Maintenance | Illinois |
| 55 | Beulah Bastien | 25 | Wife | — | Indiana |
| 56 | Robert G. Bastien | 0 | Son | — | Illinois |
| 57 | James J. Gunninger | 34 | Head | Police | Irish Free State |
| 58 | Annie Gunninger | 34 | Wife | — | Irish Free State |
| 59 | James J. Gunninger | 5 | Son | — | Illinois |
| 60 | Charles Braunstein | 42 | Head | Merchant | Roumania |
| 61 | Belle Braunstein | 36 | Wife | — | Russia |
| 62 | Harold Braunstein | 20 | Son | Salesman | Connecticut |
| 63 | John Braunstein | 18 | Son | Salesman | Connecticut |
| 64 | Emmanuel Braunstein | 16 | Son | Salesman | Connecticut |
| 65 | Lillian Braunstein | 12 | Daughter | — | Connecticut |
| 66 | Gloria Braunstein | 10 | Daughter | — | Illinois |
| 67 | Mary Ruffin | 45 | Head | — | Irish Free State |
| 68 | James Ruffin | 22 | Son | Stenographer | Illinois |
| 69 | Arthur Ruffin | 21 | Son | Clerk | Illinois |
| 70 | Peter Ruffin | 18 | Son | Clerk | Illinois |
| 71 | Edward Ruffin | 16 | Son | — | Illinois |
| 72 | John Ruffin | 14 | Son | — | Illinois |
| 73 | Robert Mcneilly | 66 | Head | Repairman | Canada English |
| 74 | Pandie Mcneilly | 57 | Wife | — | Norway |
| 75 | Mabel Mcneilly | 19 | Daughter | — | Illinois |
| 76 | Robert Jr. Mcneilly | 18 | Son | — | Illinois |
| 77 | George Mcneilly | 24 | Nephew | Elec. Engineer | Canada English |
| 78 | Thomas J. Murphy | 46 | Head | Contractor | Irish Free State |
| 79 | Charlotte Murphy | 45 | Wife | Designer | Canada English |
| 80 | Joseph Murphy | 21 | Son | Clerk | Illinois |
| 81 | Thomas Larson | 4 | Grandson | — | Illinois |
| 82 | Helen Hard | 29 | Roomer | — | Canada English |
| 83 | Ada English | 45 | Housekeeper | Housekeeper | Illinois |
| 84 | Michael Polonitsky | 85 | Father-in-law | — | Canada English |
| 85 | William Nugent | 46 | Head | Instrument Finisher | Maryland |
| 86 | Annie Nugent | 46 | Wife | — | Scotland |
| 87 | Helen Nugent | 19 | Daughter | Stenographer | Illinois |
| 88 | Flora Nugent | 18 | Daughter | Typist | Illinois |
| 89 | Ethel Nugent | 16 | Daughter | — | Illinois |
| 90 | William Nugent | 9 | Son | — | Illinois |
| 91 | Charles Johnson | 62 | Head | Clerk | Sweden |
| 92 | Hilma Johnson | 57 | Wife | — | Sweden |
| 93 | Doris Johnson THIS PERSON | 15 | Daughter | Stenographer | Illinois |
| 94 | William Loenneke | 47 | Head | Salesman | Illinois |
| 95 | Anna Loenneke | 43 | Wife | — | Illinois |
| 96 | William Loenneke | 22 | Son | — | Illinois |
Pedigree Summary
Doris
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 1930 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)