CD
Claude Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · King-County, Washington
Our Model Tree links this Claude Davis across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed), with identified parents Chas & Lois — first a head (b.~1908), then head of a 4-person household.
Age 32
b. ~1908
Male
Head
Born: Washington
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Davis |
| Given Name | Claude O. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle city |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 520 |
| Highest Grade | 8 |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Chauffeur |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1908 |
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 Claude | Age | Birth yr |
|---|---|---|---|---|
| Claude Davis | Head | — | 32 | ~1908 |
| Florence Davis | Spouse | — | 29 | ~1911 |
| Eileen Davis | Daughter | — | 5 | ~1935 |
| Claude Davis | Son | — | 9 | ~1931 |
Census Appearances
1920
King, Washington
Son, age 12
King, Washington · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Claude C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Washington |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
King, Washington
Head, age 22
King, Washington · implied b. ~1908 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Claude O |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Washington |
| Age at First Marriage | 19 |
| Father's Birthplace | Washington |
| Mother's Birthplace | Washington |
| Occupation | Chauffeur |
| Industry | Private family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $30 |
| Radio Set | R |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Head, age 32
King-County, Washington · implied b. ~1908 — 4 household members
| Surname | Davis |
| Given Name | Claude O. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle city |
| Occupation | Chauffeur |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 520 |
| Highest Grade | 8 |
| 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 Claude Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Chas Davis (~0.92 confidence) and mother Lois Davis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Chas Davis
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Lois Davis
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Claude Davis
Head · 1940 · age 32 · b. ~1908 · Washington
★ 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 — King-County, Washington
Open full size
1940 US Federal Census — King-County, Washington
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-04378-00940)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dorothea Eggert | 40 | Daughter | Cashier | Washington |
| 45 | Claude O. Davis THIS PERSON | 32 | Head | Chauffeur | Washington |
| 46 | Florence M. Davis | 29 | Wife | — | Canada |
| 47 | Claude C. Davis | 9 | Son | — | Washington |
| 48 | Eileen Davis | 5 | Daughter | — | Washington |
| 49 | Sam Holdamick | 36 | Head | Pharmacist | Russia |
| 50 | Fannie Holdamick | 33 | Wife | — | Russia |
| 51 | Helen M. Holdamick | 7 | Daughter | — | Oregon |
| 52 | Nancy Holdamick | 5 | Daughter | — | Washington |
| 53 | Sarah Naimark | 62 | Mother-in-law | — | Russia |
| 54 | Saul Naimark | 23 | Nephew | Riveter | Oregon |
| 55 | Ann Popotich | 25 | Maid | Maid | Washington |
| 56 | Frederick Spaulding | 59 | Head | Electrician | Denmark |
| 57 | Telma Spaulding | 53 | Wife | — | Denmark |
| 58 | Ruby Spaulding | 22 | Daughter | — | Illinois |
| 59 | Robert Spaulding | 15 | Son | — | Washington |
| 61 | Ross E. Farley | 57 | Head | Accountant | Iowa |
| 62 | Esther A. Farley | 54 | Wife | — | Minnesota |
| 63 | Glenn H. Farley | 26 | Son | Salesman | Washington |
| 64 | Edwin Peterson | 32 | Head | Guard | Minnesota |
| 65 | Ruth Peterson | 23 | Wife | Clerk | Washington |
| 66 | Edmund J. Hagan | 24 | Head | Machinist | Washington |
| 67 | Peter Anderson | 46 | Head | Ice-Creamer | Sweden |
| 68 | Margaret Anderson | 37 | Wife | — | Wisconsin |
| 69 | Walter Hazelhurst | 42 | Head | Mechanic (Auto) | Illinois |
| 70 | Harriet Hazelhurst | 37 | Wife | — | Norway |
| 71 | Ella-Wade Hazelhurst | 14 | Daughter | — | Washington |
| 72 | Donald Hazelhurst | 11 | Son | — | Washington |
| 73 | Archibald V. Kyme | 47 | Head | Button Machine Operator | England |
| 74 | Ethel M. Kyme | 44 | Wife | — | England |
| 75 | William R. Kyme | 16 | Son | Carrier | Washington |
| 76 | Iris Kyme | 13 | Daughter | — | Washington |
| 77 | Forrest E. Robertson | 37 | Head | Auto Mechanic | Washington |
| 78 | Harry C. Jones | 60 | Head | Clerk | Colorado |
| 79 | Clara A. Jones | 48 | Wife | — | Louisiana |
| 80 | Ruth Bullock | 20 | Daughter | Waitress | Oregon |
Pedigree Summary
Claude
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)