DC
Dorothy Cook — 1940 US Census Record
Model Tree available1940 United States Federal Census · Warren-County, Indiana
Our Model Tree links this Dorothy Cook across the 1920, 1930 and 1940 US Censuses in Warren-County, Indiana (XGBoost, ~Confirmed), with identified parents Lester & Ethel — 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 | Warren-County, Indiana |
| Surname | Cook |
| Given Name | Dorothy Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Warren |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Indiana |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Steuben Twp |
| 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 Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Lester Cook | Head | — | 41 | ~1899 |
| Dorothy Cook | Daughter | — | 21 | ~1919 |
| Ethel Cook | Spouse | — | 39 | ~1901 |
| Irene Thomas | Other | — | 55 | ~1885 |
Census Appearances
1920
Warren, Indiana
Daughter, age 1
Warren, Indiana · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Warren, Indiana
Daughter, age 11
Warren, Indiana · implied b. ~1919 — 47 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| 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
Warren-County, Indiana
Daughter, age 21
Warren-County, Indiana · implied b. ~1919 — 4 household members
| Surname | Cook |
| Given Name | Dorothy Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Warren |
| Highest Grade | H 4 |
| 1935 Residence | Indiana |
| 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 Cook across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lester Cook (~0.92 confidence) and mother Ethel Cook (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lester Cook
b. ~1899
Source father
● Household
· direct · ~0.92
Mother
Ethel Cook
b. ~1902
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Cook
Daughter · 1940 · age 21 · b. ~1919 · Indiana
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Warren-County, Indiana
Open full size
1940 US Federal Census — Warren-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01106-00965)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ray Clark | 33 | Son | Laborer | Illinois |
| 42 | Lester Cook | 41 | Head | Farmer | Illinois |
| 43 | Ethel Cook | 39 | Wife | — | Illinois |
| 44 | Dorothy Alice Cook THIS PERSON | 21 | Daughter | — | Illinois |
| 45 | Irene Thomas | 55 | Housekeeper | Laborer | Illinois |
| 46 | Charlie Ward | 71 | Head | — | Indiana |
| 47 | Hester Ann Ward | 67 | Wife | — | Illinois |
| 48 | James C Good | 31 | Head | Laborer | Indiana |
| 49 | Rose A Good | 30 | Wife | — | Indiana |
| 50 | Jackie Good | 6 | Son | — | Indiana |
| 51 | James Jr. Good | 3 | Son | — | Indiana |
| 52 | Stella N. Bannon | 55 | Head | — | Arkansas |
| 53 | Joseph S. Bannon | 24 | Son | Farmer | Indiana |
| 54 | Imogene Bannon | 18 | Daughter | — | Indiana |
| 55 | Ruth L. Bannon | 16 | Daughter | — | Indiana |
| 56 | Artie L. Bannon | 14 | Son | — | Indiana |
| 57 | Dorothy Messmore | 20 | Daughter | — | Indiana |
| 58 | Judith Messmore | 1 | Granddaughter | — | Indiana |
| 59 | John P. Garrison | 49 | Head | Farmer | Indiana |
| 60 | Gertrude Garrison | 45 | Wife | — | Indiana |
| 61 | Warren Garrison | 24 | Son | Farmer | Indiana |
| 62 | Richard Garrison | 22 | Son | Farmer | Indiana |
| 63 | Rosa Emma Garrison | 16 | Daughter | — | Indiana |
| 64 | Virginia Garrison | 14 | Daughter | — | Indiana |
| 65 | William Fair Day | 24 | Head | Laborer | Indiana |
| 66 | Marian Day | 18 | Wife | — | Indiana |
| 67 | Elbert Benedict | 34 | Head | Farmer | Indiana |
| 68 | Opal Benedict | 32 | Wife | — | Indiana |
| 69 | Eugene C. Benedict | 11 | Son | — | Indiana |
| 70 | Francis H. Randles | 37 | Head | Laborer | Illinois |
| 71 | Marie Randles | 33 | Wife | — | Indiana |
| 72 | Lois May Randles | 10 | Daughter | — | Indiana |
| 73 | H. Laurel Petter | 42 | Head | Farmer | Indiana |
| 74 | Lucille Petter | 39 | Wife | — | Indiana |
| 75 | Robert L. Petter | 13 | Son | — | Indiana |
| 76 | Mary Jean Petter | 9 | Daughter | — | Indiana |
| 77 | Alice Jane Petter | 7 | Daughter | — | Indiana |
| 78 | Richard Louis Petter | 5 | Son | — | Indiana |
| 79 | Benjamin F. Petter | 71 | Father | — | Indiana |
| 80 | Gerald W. Sargent | 32 | Head | Farmer | Illinois |
Related Census Records
Pedigree Summary
Dorothy
Gen 1 · 2 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)