DT
Dora Thomas — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Whitman, Washington
Our Model Tree links this Dora Thomas across the 1920 and 1930 US Censuses in Whitman, Washington (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 10-person household.
Age 11
b. ~1919
Female
Daughter
Born: Idaho
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Whitman, Washington |
| Surname | Thomas |
| Given Name | Dora A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Township / Ward | Pullman |
| 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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dora | Age | Birth yr |
|---|---|---|---|---|
| Rosa Dalke | Other | — | 18 | ~1912 |
| Dora Thomas | Daughter | — | 11 | ~1919 |
| Betty Thomas | Daughter | — | 7 | ~1923 |
| Margaret Thomas | Daughter | — | 17 | ~1913 |
| John Thomas | Son | — | 14 | ~1916 |
| Rosa Thomas | Other | — | 33 | ~1897 |
| Sidney Thomas | Head | — | 40 | ~1890 |
| Chester Thomas | Son | — | 10 | ~1920 |
| Sidney Thomas | Son | — | 5 | ~1925 |
| Marie Walters | Other | — | 18 | ~1912 |
Census Appearances
1920
Whitman, Washington
Daughter, age 1
Whitman, Washington · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Dona A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1930
Whitman, Washington
Daughter, age 11
Whitman, Washington · implied b. ~1919 — 10 household members
| Surname | Thomas |
| Given Name | Dora A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
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 Dora Thomas across 2 US Census years (1920 and 1930) in Whitman, Washington, using XGBoost record linkage.
Show:
This person
Anchor record
Dora Thomas
Daughter · 1930 · age 11 · b. ~1919 · Washington
★ You are viewing this record
Sibling
John Thomas
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Thomas
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Thomas
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Chester Thomas
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sidney Thomas
Sibling · 1930 · age 5
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 — Whitman, Washington
Open full size
1930 US Federal Census — Whitman, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2523unit:1069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Otto Johnson | 30 | Head | Chemist | Minnesota |
| 2 | Ruth Johnson | 30 | Wife | None | North Dakota |
| 3 | Harry J Hickey | 39 | Head | Teacher | Ohio |
| 4 | Alice J Hickey | 14 | Daughter | None | Indiana |
| 5 | Mary H Hickey | 12 | Daughter | None | Pennsylvania |
| 6 | Helen E Hickey | 11 | Daughter | None | Ohio |
| 7 | John H Stimson | 70 | Head | Barber | Illinois |
| 8 | Anna M Stimson | 66 | Wife-H | None | Indiana |
| 9 | Sidney G Thomas | 40 | Head | Carpenter | Missouri |
| 10 | Rosa L Thomas | 33 | Wife-H | None | Missouri |
| 11 | Margaret L Thomas | 17 | Daughter | Housework | Missouri |
| 12 | John A Thomas | 14 | Son | None | Idaho |
| 13 | Dora A Thomas THIS PERSON | 11 | Daughter | None | Idaho |
| 14 | Chester G Thomas | 10 | Son | None | Washington |
| 15 | Betty Jane Thomas | 7 | Daughter | None | Washington |
| 16 | Sidney G Jr Thomas | 5 | Son | None | Washington |
| 17 | Marie Walters | 18 | lodger | Waitress | Illinois |
| 18 | Rosa M Dalke | 18 | lodger | Waitress | Russia |
| 19 | — | None | — | — | — |
| 20 | — | None | — | — | — |
| 21 | — | None | — | — | — |
| 22 | — | None | — | — | — |
| 23 | — | None | — | — | — |
| 24 | — | None | — | — | — |
| 25 | — | None | — | — | — |
| 26 | — | None | — | — | — |
| 27 | — | None | — | — | — |
| 28 | — | None | — | — | — |
| 29 | — | None | — | — | — |
| 30 | — | None | — | — | — |
| 31 | — | None | — | — | — |
| 32 | — | None | — | — | — |
| 33 | — | None | — | — | — |
| 34 | — | None | — | — | — |
| 35 | — | None | — | — | — |
| 36 | — | None | — | — | — |
| 37 | — | None | — | — | — |
| 38 | — | None | — | — | — |
| 39 | — | None | — | — | — |
| 40 | — | None | — | — | — |
| 41 | — | None | — | — | — |
| 42 | — | None | — | — | — |
| 43 | — | None | — | — | — |
| 44 | — | None | — | — | — |
| 45 | — | None | — | — | — |
| 46 | — | None | — | — | — |
| 47 | — | None | — | — | — |
| 48 | — | None | — | — | — |
| 49 | — | None | — | — | — |
| 50 | — | None | — | — | — |
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)