DC
Dorothy Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Will-County, Illinois
Our Model Tree links this Dorothy Campbell across the 1920, 1930 and 1940 US Censuses in Will-County, Illinois (XGBoost, ~Confirmed), with identified parents Robert & Sophia — first a daughter (b.~1915), then head of a 6-person household.
Age 25
b. ~1915
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Will-County, Illinois |
| Surname | Campbell |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Joliet City |
| 1935 Residence (County) | Will |
| Additional Details | |
| Occupation | Nurse |
| Industry | Silver Cross Hospital |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 900 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Nurse |
| Township / Ward | Joliet City |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Sophia Campbell | Other | — | 84 | ~1856 |
| Dora Campbell | Spouse | — | 50 | ~1890 |
| Dorothy Campbell | Daughter | — | 25 | ~1915 |
| Arthur Campbell | Head | — | 57 | ~1883 |
| Theda Pettys | Other | — | 21 | ~1919 |
| Robert Campbell | Son | — | 16 | ~1924 |
Census Appearances
1920
Will, Illinois
Daughter, age 5
Will, Illinois · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Will, Illinois
Daughter, age 15
Will, Illinois · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Will-County, Illinois
Daughter, age 25
Will-County, Illinois · implied b. ~1915 — 6 household members
| Surname | Campbell |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Joliet City |
| 1935 Residence (County) | Will |
| Occupation | Nurse |
| Industry | Silver Cross Hospital |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 900 |
| Highest Grade | Hs 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 Dorothy Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Campbell (~0.81 confidence) and mother Sophia Campbell (~0.81 confidence) and mother Sophia Campbell (~0.81 confidence) and father Arthur Campbell (~0.92 confidence) and mother Bess Campbell (~0.92 confidence) and mother Dora Campbell (~0.92 confidence). The pedigree spans 2 generations with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.87
Father
Robert Campbell
b. ~1843
Source father>father
● Household
· direct · ~0.81
Mother
Sophia Campbell
b. ~1855
Source father>mother
● Household
· direct · ~0.81
Mother
Sophia Campbell
b. ~1856
Source father>mother
● Household
· direct · ~0.81
Father
Arthur Campbell
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Bess Campbell
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Dora Campbell
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Campbell
Daughter · 1940 · age 25 · b. ~1915 · Illinois
★ You are viewing this record
Sibling
Robert Campbell
Sibling · 1940 · age 16
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 — Will-County, Illinois
Open full size
1940 US Federal Census — Will-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00907-00909)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank Blumsky | 46 | Head | Truck Driver | Illinois |
| 42 | Margaret Blumsky | 36 | Wife | Clerk | Illinois |
| 43 | Lucie Wilson | 52 | Head | — | Illinois |
| 44 | Howard Wilson | 19 | Son | Bldg Airplanes | Illinois |
| 45 | George Wojnych | 29 | Head | Laborer | Illinois |
| 46 | Lucille Wojnych | 23 | Wife | — | Illinois |
| 47 | William Wojnych | 2 | Son | — | Illinois |
| 48 | Bonnie Lou Wojnych | 0 | Daughter | — | Illinois |
| 49 | Joseph Brazzara | 51 | Head | Trucker | Austria |
| 50 | Joseph Paris | 40 | Head | Construction Worker | Oklahoma |
| 51 | William Solomon | 28 | Head | Laborer | Kentucky |
| 52 | John Peterson | 49 | Head | Operator | Sweden |
| 53 | Arthur Campbell | 57 | Head | Watchman | Illinois |
| 54 | Dora Campbell | 50 | Wife | — | Illinois |
| 55 | Dorothy Campbell THIS PERSON | 25 | Daughter | Nurse | Illinois |
| 56 | Robert Campbell | 16 | Son | — | Illinois |
| 57 | Theda Pettys | 21 | Neice | Stenographer | Illinois |
| 58 | Sophia Campbell | 84 | Mother | — | Illinois |
| 59 | Mary Bailey | 79 | Head | — | Illinois |
| 60 | Helen Rausch | 43 | Companion | — | Indiana |
| 61 | Bernard Rielly | 59 | Head | Engineer | Illinois |
| 62 | James Waters | 62 | Roomer | Conductor | Illinois |
| 63 | James Rang | 52 | Roomer | Car Repairer | Sweden |
| 64 | Leona Bales | 27 | Roomer | Cook | Illinois |
| 65 | John Nicholson | 75 | Head | Rtd. Police Magistrate | Illinois |
| 66 | Celia Nicholson | 70 | Wife | — | New York |
| 67 | Raymond Nicholson | 46 | Son | In Politics | Illinois |
| 68 | Hazel Nicholson | 48 | Daughter | — | Illinois |
| 69 | Fred Binzer | 51 | Head | Optical Shop | Indiana |
| 70 | Stella Binzer | 39 | Wife | — | Indiana |
| 71 | John Harrington | 48 | Head | Fireman | Illinois |
| 72 | Irene Harrington | 40 | Wife | — | Illinois |
| 73 | John Jr. Harrington | 18 | Son | — | Illinois |
| 74 | Edward Harrington | 14 | Son | — | Illinois |
| 75 | Carl Wolf | 50 | Head | Switchman | New York |
| 76 | Ethel Wolf | 44 | Wife | — | Indiana |
| 77 | James Wolf | 3 | Son | — | Illinois |
| 78 | Philip Kvetz | 41 | Head | Foreman | Illinois |
| 79 | Lucille Kvetz | 40 | Wife | — | Illinois |
| 80 | Philip Jr. Kvetz | 15 | Son | — | Illinois |
Related Census Records
Pedigree Summary
Dorothy + 1 sibling
Gen 1 · 3 parents
~0.92
Gen 2 · 3 grandparents
~0.81
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)