DD
Donald Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Whitman-County, Washington
Our Model Tree links this Donald Davis across the 1920, 1930 and 1940 US Censuses in Whitman-County, Washington (XGBoost, ~Confirmed), with identified parents Henry & Nora — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Whitman-County, Washington |
| Surname | Davis |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Garfield Town |
| 1935 Residence (County) | Whitman |
| Additional Details | |
| Occupation | Laborer |
| Industry | House & Road |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 300 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Laborer |
| Township / Ward | Garfield Town |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| Mary Davis | Daughter | — | 19 | ~1921 |
| Henry Davis | Head | — | 55 | ~1885 |
| Donald Davis | Son | — | 25 | ~1915 |
| Nora Davis | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Whitman, Washington
Son, age 5
Whitman, Washington · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Washington |
| Mother's Birthplace | Idaho |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Whitman, Washington
Son, age 15
Whitman, Washington · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Washington |
| Mother's Birthplace | Idaho |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Whitman-County, Washington
Son, age 25
Whitman-County, Washington · implied b. ~1915 — 4 household members
| Surname | Davis |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Garfield Town |
| 1935 Residence (County) | Whitman |
| Occupation | Laborer |
| Industry | House & Road |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 300 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 Donald Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Davis (~0.92 confidence) and mother Nora Davis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Davis
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Nora Davis
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Donald Davis
Son · 1940 · age 25 · b. ~1915 · Washington
★ You are viewing this record
Sibling
Mary Davis
Sibling · 1940 · age 19
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 — Whitman-County, Washington
Open full size
1940 US Federal Census — Whitman-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04370-00653)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John W Prophet | 83 | Head | — | Missouri |
| 2 | Virginia Prophet | 78 | Wife | — | North Carolina |
| 3 | L G Prophet | 24 | Son | Laborer | Idaho |
| 4 | William M Munks | 64 | Head | — | Tennessee |
| 5 | Nancy E Munks | 71 | Wife | — | Virginia |
| 6 | Cecil Hansen | 25 | Head | Painter | Washington |
| 7 | Dorothy D Hansen | 24 | Wife | — | Washington |
| 8 | Jean Hansen | 6 | Daughter | — | Washington |
| 9 | Beth Hansen | 1 | Daughter | — | Washington |
| 10 | Robert Hansen | 0 | Son | — | Washington |
| 11 | Ray Harlan | 42 | Head | Manager | Washington |
| 12 | Nellie O Harlan | 39 | Wife | — | Iowa |
| 13 | Jack Harlan | 12 | Step-Son | — | Oregon |
| 14 | Charles Harlan | 6 | Son | — | Idaho |
| 15 | Mary Ann Harlan | 2 | Daughter | — | Idaho |
| 16 | Charlotte O Haire | 41 | Head | Manager | Illinois |
| 17 | Vera Haire | 23 | Daughter | Partner | Illinois |
| 18 | Ralph Gildea | 43 | Head | Postmaster | Washington |
| 19 | Retta V Gildea | 30 | Wife | — | Washington |
| 20 | William Mccloud | 37 | Head | Manager | Missouri |
| 21 | Gladys P Mccloud | 35 | Wife | — | Wisconsin |
| 22 | Allan Mccloud | 3 | Son | — | Oregon |
| 23 | Frank D Harlan | 62 | Head | — | Iowa |
| 24 | Allie Harlan | 70 | Wife | — | Illinois |
| 25 | O A Hancock | 35 | Head | Truck Driver | Missouri |
| 26 | Helen O Hancock | 33 | Wife | — | Kansas |
| 27 | Phyllis Hancock | 2 | Daughter | — | Washington |
| 28 | Lanora Hancock | 1 | Daughter | — | Washington |
| 29 | Edward Bousman | 21 | Head | Partner | Washington |
| 30 | Billy V Bousman | 26 | Wife | — | Washington |
| 31 | Henry Davis | 55 | Head | — | Washington |
| 32 | Nora Davis | 53 | Wife | Telephone Operator | Idaho |
| 33 | Donald Davis THIS PERSON | 25 | Son | Laborer | Washington |
| 34 | Mary S Davis | 19 | Daughter | Housekeeper | Washington |
| 35 | Charles P King | 45 | Head | Night Watchman | Washington |
| 36 | Mae King | 31 | Wife | — | California |
| 37 | Marjorie King | 18 | Daughter | Housework | Washington |
| 38 | Charles Jr King | 20 | Son | Laborer | Washington |
| 39 | William King | 12 | Son | — | California |
| 40 | Charles Flowers | 57 | Head | Laborer | Iowa |
Related Census Records
Pedigree Summary
Donald + 1 sibling
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)