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Arthur Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · King-County, Washington
Our Model Tree links this Arthur Thompson across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed), with identified parents Arthur & Arthur — first a head (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Male
Head
Born: Montana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Thompson |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Seattle |
| 1935 Residence (County) | King |
| Additional Details | |
| Occupation | Laborer |
| Industry | State Highway |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 1000 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Occupation | Laborer |
| Township / Ward | Seattle |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Arthur Thompson | Head | — | 25 | ~1915 |
| Arthur Thompson | Son | — | 1 | ~1939 |
| Edith Thompson | Spouse | — | 19 | ~1921 |
Census Appearances
1920
King, Washington
Son, age 4
King, Washington · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Montana |
| Speaks English | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
King, Washington
Son, age 14
King, Washington · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Arthur L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Montana |
| Occupation | Carrier |
| Industry | News Paper |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
King-County, Washington
Head, age 25
King-County, Washington · implied b. ~1915 — 3 household members
| Surname | Thompson |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Seattle |
| 1935 Residence (County) | King |
| Occupation | Laborer |
| Industry | State Highway |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 1000 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 Arthur Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Arthur Thompson (~0.92 confidence) and father Arthur Thompson (~0.92 confidence) and mother Lavina Thompson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arthur Thompson
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Arthur Thompson
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Lavina Thompson
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Thompson
Head · 1940 · age 25 · b. ~1915 · 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
39 people indexed on this census page (nara:1940:m-t0627-04383-00156)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bernice Child | 21 | Wife | — | Iowa |
| 42 | Floyd Jr. Child | 0 | Son | — | Washington |
| 43 | Hobart Child | 27 | Brother | Foreman | Arkansas |
| 44 | Arthur Thompson THIS PERSON | 25 | Head | Laborer | Montana |
| 45 | Edith Thompson | 19 | Wife | — | Washington |
| 46 | Arthur Thompson | 1 | Son | — | Washington |
| 47 | John Wittauer | 38 | Head | Heating Engineer | Washington |
| 48 | Emily L. Wittauer | 27 | Wife | — | Oregon |
| 49 | Robert H. Wittauer | 7 | Son | — | Oregon |
| 50 | Samuel Beckley | 39 | Head | Mechanic | Iowa |
| 51 | Pearl Beckley | 31 | Wife | — | Washington |
| 52 | Dolores Beckley | 9 | Daughter | — | Washington |
| 53 | Darlene Beckley | 3 | Daughter | — | Washington |
| 54 | Deanne Beckley | 2 | Daughter | — | Washington |
| 56 | Gustaf Himmelman | 43 | Head | Mechanic | Germany |
| 57 | Josepha Himmelman | 39 | Wife | — | Austria |
| 58 | Samuel Douglas | 53 | Head | Carpenter | Oregon |
| 59 | Anna Douglas | 42 | Wife | — | Minnesota |
| 60 | James Rahlstrom | 37 | Head | Painter | Washington |
| 61 | Helen Rahlstrom | 35 | Wife | — | Minnesota |
| 62 | Sally Rahlstrom | 7 | Daughter | — | Washington |
| 63 | Janet Rahlstrom | 5 | Daughter | — | Washington |
| 64 | James Rahlstrom | 3 | Son | — | Washington |
| 65 | Harry W. Moir | 59 | Head | Engineer | New York |
| 66 | Barbara E. Moir | 38 | Wife | — | Washington |
| 67 | Harry R. Moir | 1 | Son | — | Washington |
| 68 | Christoph Metten | 50 | Head | Machinist | Lorraine |
| 69 | Olga Metten | 40 | Wife | — | Washington |
| 70 | Lucile Metten | 20 | Daughter | Contometer Operator | Washington |
| 71 | Marguerite Metten | 18 | Daughter | — | Washington |
| 72 | Raymond Metten | 6 | Son | — | Washington |
| 73 | Leo B. Klotz | 37 | Head | Sales Manager | Oregon |
| 74 | Alice Mae Klotz | 29 | Wife | — | Alaska |
| 75 | August Hoba | 42 | Head | Lard Refiner | Germany |
| 76 | Stella Hoba | 38 | Wife | — | Washington |
| 77 | Frederic Hoba | 16 | Son | — | Washington |
| 78 | Donald Hoba | 12 | Son | — | Washington |
| 79 | Edward Burke | 36 | Head | Special Delivery | Washington |
| 80 | Mildred Burke | 27 | Wife | — | Oregon |
Pedigree Summary
Arthur
Gen 1 · 3 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)