DG
Dorothy Gray — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Dorothy Gray across the 1910, 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed), with identified parents William & Wilson — first a daughter (b.~1905), then head of a 4-person household.
Age 35
b. ~1905
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Gray |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati city |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Alteration Hand |
| Industry | Ladies Clothing |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 434 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Alteration Hand |
| Township / Ward | Cincinnati City |
| Est. Birth Year | ~1905 |
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 |
|---|---|---|---|---|
| Dorothy Gray | Daughter | — | 35 | ~1905 |
| Raymond Gray | Son | — | 35 | ~1905 |
| Wilson Gray | Head | — | 65 | ~1875 |
| Fannie Gray | Spouse | — | 67 | ~1873 |
Census Appearances
1910
Hamilton, Ohio
Daughter, age 9
Hamilton, Ohio · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Hamilton, Ohio
Daughter, age 18
Hamilton, Ohio · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Sewing |
| Industry | Dressmaking |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Daughter, age 27
Hamilton, Ohio · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | clerk |
| Industry | laundry |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hamilton-County, Ohio
Daughter, age 35
Hamilton-County, Ohio · implied b. ~1905 — 4 household members
| Surname | Gray |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati city |
| 1935 Residence (County) | Hamilton |
| Occupation | Alteration Hand |
| Industry | Ladies Clothing |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 434 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Gray across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Gray (~0.92 confidence) and father Wilson Gray (~0.92 confidence) and father Wilson Gray (~0.92 confidence) and mother Carrie Gray (~0.92 confidence) and mother Fannie Gray (~0.92 confidence) and mother Fannie Gray (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Gray
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Wilson Gray
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Wilson Gray
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Carrie Gray
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Fannie Gray
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Fannie Gray
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Gray
Daughter · 1940 · age 35 · b. ~1905 · Ohio
★ You are viewing this record
Sibling
Raymond Gray
Sibling · 1940 · age 35
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 — Hamilton-County, Ohio
Open full size
1940 US Federal Census — Hamilton-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03188-00159)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Parry | 72 | Head | — | Ohio |
| 2 | Alvin Faith | 63 | Head | — | Kentucky |
| 3 | Effie Faith | 52 | Wife | Forelady | Kentucky |
| 4 | Gustave E. Voss | 48 | Head | Furniture Salesman | Ohio |
| 5 | Ida M. Voss | 35 | Wife | Label Maid | Ohio |
| 6 | Edward Evans | 40 | Head | Coin Collector | Ohio |
| 7 | Alice Evans | 33 | Wife | Nurse | Ohio |
| 8 | Jeanne Evans | 12 | Daughter | — | Ohio |
| 9 | Nicholas Huber | 62 | Head | Truck Helper | Ohio |
| 10 | Theresa Huber | 63 | Wife | — | Ohio |
| 11 | Wilson Gray | 65 | Head | Electrician | Ohio |
| 12 | Fannie Gray | 67 | Wife | — | Ohio |
| 13 | Raymond Gray | 35 | Son | Railroad Police | Ohio |
| 14 | Dorothy Gray THIS PERSON | 35 | Daughter | Alteration Hand | Ohio |
| 15 | George Sabbill | 58 | Head | Supervisor | Ohio |
| 16 | Lucille Sabbill | 51 | Wife | — | Ohio |
| 17 | Jack Sabbill | 12 | Son | — | Ohio |
| 18 | Gertrude Stagnaro | 52 | Head | — | Ohio |
| 19 | Arthur Stagnaro | 30 | Head | Asst Salesman | Ohio |
| 20 | Dorothy Stagnaro | 30 | Wife | — | Ohio |
| 21 | Dorothy Stagnaro | 2 | Daughter | — | Ohio |
| 22 | John Stagnaro | 3 | Son | — | Ohio |
| 23 | — | None | — | — | — |
| 24 | Elizabeth Baldauf | 59 | Head | — | Ohio |
| 25 | Catherine Baldauf | 25 | Daughter | — | Ohio |
| 26 | Margaret Baldauf | 20 | Daughter | — | Ohio |
| 27 | Mary Jane Baldauf | 19 | Daughter | Manager | Ohio |
| 28 | Thomas Hannan | 30 | Head | Fountain Clerk | Ohio |
| 29 | Catherine Hannan | 37 | Wife | Stenographer | Ohio |
| 30 | William Rich | 39 | Head | Clerical | North Carolina |
| 31 | Marie Rich | 22 | Wife | — | Ohio |
| 32 | Robert Hartley | 28 | Head | Truck Driver | Ohio |
| 33 | Vivian Hartley | 21 | Wife | — | Ohio |
| 34 | Joan Hartley | 3 | Daughter | — | Ohio |
| 35 | Nellie Zingford | 61 | Head | — | Kentucky |
| 36 | George Tress | 58 | Head | Stationary Fireman | Ohio |
| 37 | Mary Tress | 52 | Wife | — | Kentucky |
| 38 | Martin Preis | 46 | Head | Proprietor Tailor | Yugoslavia |
| 39 | Barbara Preis | 45 | Wife | — | Roumania |
| 40 | Margaret Preis | 24 | Daughter | Special Machine | Ohio |
Pedigree Summary
Dorothy + 1 sibling
Gen 1 · 6 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)