DG
Dorothy Gray — 1930 US Census Record
Model Tree available1930 United States Federal Census · Montrose, Colorado
Our Model Tree links this Dorothy Gray across the 1920, 1930 and 1940 US Censuses in Montrose, Colorado (XGBoost, ~Confirmed), with identified parents Vincent & Etta — first a daughter (b.~1917), then head of a 7-person household.
Age 13
b. ~1917
Female
Daughter
Born: Colorado
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Montrose, Colorado |
| Surname | Gray |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Precinct 18 Uncompahgre |
| Est. Birth Year | ~1917 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Horace Gray | Son | — | 22 | ~1908 |
| August Gray | Son | — | 23 | ~1907 |
| Dorothy Gray | Daughter | — | 13 | ~1917 |
| Vernon Gray | Son | — | 20 | ~1910 |
| Deedie Gray | Other | — | 87 | ~1843 |
| V Gray | Head | — | 58 | ~1872 |
| Etta Gray | Other | — | 50 | ~1880 |
Census Appearances
1920
Montrose, Colorado
Daughter, age 2
Montrose, Colorado · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Dorothy A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Montrose, Colorado
Daughter, age 13
Montrose, Colorado · implied b. ~1917 — 7 household members
| Surname | Gray |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Montrose-County, Colorado
Daughter, age 23
Montrose-County, Colorado · implied b. ~1917 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grey |
| Given Name | Dorothy D. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Montrose City |
| 1935 Residence (County) | Montrose |
| Occupation | assistant |
| Industry | Montrose City Hall |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 540 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Vincent Gray (~0.92 confidence) and mother Etta Grey (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Vincent Gray
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Etta Grey
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Gray
Daughter · 1930 · age 13 · b. ~1917 · Colorado
★ You are viewing this record
Sibling
August Gray
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vernon Gray
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Horace Gray
Sibling · 1930 · age 22
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
1930 US Federal Census — Montrose, Colorado
Open full size
1930 US Federal Census — Montrose, Colorado
Page Contents
50 people indexed on this census page (ia:1930:15thcensus247unit:1022)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Roland Elmer Flowers | 15 | Son | None | Missouri |
| 2 | Hazel Marie Flowers | 13 | Daughter | None | Missouri |
| 3 | Wilma Ruth Flowers | 11 | Daughter | None | Colorado |
| 4 | Alice May Flowers | 8 | Daughter | None | Colorado |
| 5 | Willis H. Flowers | 8 | Son | None | Colorado |
| 6 | Roland L. Flowers | 31 | Head | Farmer | Missouri |
| 7 | Mrs. L. G. Harrington | 75 | Mother | None | Missouri |
| 8 | Verna Flowers | 26 | Wife-H | None | Colorado |
| 9 | Abner Flowers | 31 | Head | Farmer | Missouri |
| 10 | Anna Flowers | 29 | Wife-H | None | Colorado |
| 11 | Wayne Flowers | 11 | Son | None | Colorado |
| 12 | Hildred Flowers | 9 | Daughter | None | Colorado |
| 13 | Harold Flowers | 7 | Son | None | Colorado |
| 14 | Lucile Flowers | 5 | Daughter | None | Colorado |
| 15 | Lillian Flowers | 5 | Daughter | None | Colorado |
| 16 | Evelyn Flowers | 1 | Daughter | None | Colorado |
| 17 | Herbert Williams | 40 | Head | Farmer | Kansas |
| 18 | Lucy F. Williams | 44 | Wife-H | None | Pennsylvania |
| 19 | Catta Williams | 13 | Daughter | None | Colorado |
| 20 | Freda Williams | 11 | Daughter | None | Colorado |
| 21 | Elizabeth Williams | 4 | Daughter | None | Colorado |
| 22 | Edward F. Grube | 67 | Head | Farmer | New York |
| 23 | Leo Grube | 23 | Son | Farmer | Colorado |
| 24 | George P. Broughton | 56 | Head | Farmer | Wisconsin |
| 25 | Nettie B. Broughton | 52 | Wife-H | None | Colorado |
| 26 | Robert Broughton | 24 | Son | Farmer | Colorado |
| 27 | Oris Broughton | 22 | Son | Farmer | Colorado |
| 28 | Donald Broughton | 18 | Son | None | Colorado |
| 29 | Margaret Broughton | 15 | Daughter | None | Colorado |
| 30 | Nellie Jean Broughton | 4 | Daughter | None | Colorado |
| 31 | Lloyd Broughton | 1 | Son | None | Colorado |
| 32 | Samuel Rethman | 21 | Boarder | Laborer | Colorado |
| 33 | Charlie L. Rethman | 19 | Boarder | Laborer | Colorado |
| 34 | Merl R. Hammel | 22 | Boarder | Laborer | Colorado |
| 35 | V. V. Gray | 58 | Head | Farmer | Iowa |
| 36 | Etta Gray | 50 | Wife-H | None | Iowa |
| 37 | August Gray | 23 | Son | Farmer | Iowa |
| 38 | Horace Gray | 22 | Son | Farmer | Iowa |
| 39 | Vernon Gray | 20 | Son | Clerk | Colorado |
| 40 | Dorothy Gray THIS PERSON | 13 | Daughter | None | Colorado |
| 41 | Deedie Gray | 87 | Mother | None | New York |
| 42 | Phila R. Wiggins | 63 | Head | Laborer | Indiana |
| 43 | L. S. Gibson | 55 | Head | Farmer | Iowa |
| 44 | Lula Larson | 45 | Wife-H | None | Kansas |
| 45 | Gladys V. Milligan | 24 | Boarder | Teacher | Kansas |
| 46 | Lona Hefley | 21 | Boarder | Teacher | Nebraska |
| 47 | Arthur W. Hughes | 42 | Head | Farmer | Kansas |
| 48 | Mary E. Hughes | 42 | Wife-H | None | Wisconsin |
| 49 | Verna L. Hughes | 15 | Daughter | None | Colorado |
| 50 | Robert Hughes | 14 | Son | None | Colorado |
Pedigree Summary
Dorothy + 3 siblings
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 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)