DT
David Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Pierce-County, Washington
Our Model Tree links this David Thompson across the 1920, 1930 and 1940 US Censuses in Pierce-County, Washington (XGBoost, ~Confirmed) — first a head (b.~1868), then head of a 4-person household.
Age 72
b. ~1868
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Pierce-County, Washington |
| Surname | Thompson |
| Given Name | David L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Tacoma City |
| 1935 Residence (County) | Pierce |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Tacoma City |
| Est. Birth Year | ~1868 |
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 David | Age | Birth yr |
|---|---|---|---|---|
| Patricia Garner | Daughter | — | 2 | ~1938 |
| Florence Garner | Daughter | — | 24 | ~1916 |
| David Thompson | Head | — | 72 | ~1868 |
| Jennie Thompson | Spouse | — | 65 | ~1875 |
Census Appearances
1920
Pierce, Washington
Head, age 51
Pierce, Washington · implied b. ~1869 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | David S. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Tenn |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Pierce, Washington
Head, age 62
Pierce, Washington · implied b. ~1868 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | David L |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 32 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Tennessee |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2000 |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Pierce-County, Washington
Head, age 72
Pierce-County, Washington · implied b. ~1868 — 4 household members
| Surname | Thompson |
| Given Name | David L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Tacoma City |
| 1935 Residence (County) | Pierce |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 David Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
David Thompson
Head · 1940 · age 72 · b. ~1868 · Washington
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Pierce-County, Washington
Open full size
1940 US Federal Census — Pierce-County, Washington
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04388-00018)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | L. J. Ketchum | 26 | Head | Laborer | Minnesota |
| 2 | June Marie Ketchum | 20 | Wife | — | Washington |
| 3 | Fredrick Ketchum | 2 | Son | — | Washington |
| 4 | Bessie Bishop | 44 | Head | Seamstress | Oklahoma |
| 5 | Merle Bishop | 13 | daughter | — | Washington |
| 6 | Robert Coe | 25 | Son-in-law | Siler | Washington |
| 7 | Jean Coe | 19 | daughter | — | Washington |
| 8 | Theodore Sapp | 31 | Head | Crane Man | New York |
| 9 | Ethel Sapp | 30 | Wife | — | Washington |
| 10 | Martin Anderson | 40 | Head | Longshoreman | Norway |
| 11 | Mildred Anderson | 32 | Wife | — | Washington |
| 12 | Pauline Anderson | 16 | daughter | — | Washington |
| 13 | Donald Anderson | 11 | Son | — | Washington |
| 14 | Max Schllack | 55 | Head | Butcher | Germany |
| 15 | Agnes Schllack | 54 | Wife | — | Germany |
| 16 | Lloyd Schllack | 18 | Son | Experiment Sta | Washington |
| 17 | Carrie Sangen | 22 | Head | Salesperson | Washington |
| 18 | Herbert Sangen | 2 | Son | — | Washington |
| 20 | Erna Mcdonald | 25 | Head | Stenographer | Norway |
| 21 | Arthur Mcdonald | 7 | Son | — | Washington |
| 22 | Bruce Mcdonald | 5 | Son | — | Washington |
| 23 | Mildred Allen | 32 | Housekeeper | Housekeeper | Washington |
| 24 | David L. Thompson THIS PERSON | 72 | Head | — | Illinois |
| 25 | Jennie Thompson | 65 | Wife | — | Michigan |
| 26 | Florence Garner | 24 | daughter | Bookkeeper | Montana |
| 27 | Patricia Garner | 2 | daughter | — | Montana |
| 28 | Garner | 0 | daughter | — | Calif |
| 29 | Cliff Marker | 36 | Head | Salesman | Washington |
| 30 | Andrew Johnson | 56 | Head | Longshoreman | Norway |
| 31 | Lloyd Sumey | 35 | Head | Laborer | Minnesota |
| 32 | Hazel Sumey | 34 | Wife | — | Oregon |
| 33 | Betty Sumey | 14 | daughter | — | Oregon |
| 34 | Patsy Sumey | 12 | daughter | — | Oregon |
| 35 | Rollin Sumey | 10 | Son | — | Washington |
| 36 | Irvin Sumey | 8 | Son | — | Washington |
| 37 | Fred Bovrich | 31 | Head | Boat Builder | Washington |
| 38 | Geraldine Bovrich | 27 | Wife | — | Washington |
| 39 | Geraldine Ann Bovrich | 4 | daughter | — | Washington |
| 40 | Fred Jr. Bovrich | 2 | Son | — | Washington |
Related Census Records
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)