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Louis Thompson — 1930 US Census Record
Model Tree available1930 United States Federal Census · King, Washington
Our Model Tree links this Louis Thompson across the 1920, 1930 and 1940 US Censuses in King, Washington (XGBoost, ~Confirmed), with identified parents Andrew & Andrew — first a son (b.~1908), then head of a 3-person household.
Age 22
b. ~1908
Male
Son
Born: Washington
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | King, Washington |
| Surname | Thompson |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Washington |
| Age at First Marriage | 21 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Occupation | Heater |
| Industry | Apt House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Heater |
| Township / Ward | Seattle |
| 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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Louis | Age | Birth yr |
|---|---|---|---|---|
| Louis Thompson | Son | — | 22 | ~1908 |
| Caroline Thompson | Spouse | — | 65 | ~1865 |
| Andrew Thompson | Head | — | 53 | ~1877 |
Census Appearances
1920
King, Washington
Son, age 12
King, Washington · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
King, Washington
Son, age 22
King, Washington · implied b. ~1908 — 3 household members
| Surname | Thompson |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Washington |
| Age at First Marriage | 21 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Heater |
| Industry | Apt House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Head, age 32
King-County, Washington · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Lewis |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Crown Hill Precinct |
| 1935 Residence (County) | King |
| Occupation | Painter |
| Industry | residence painting |
| Class of Worker | OA |
| Hours Worked | 30 |
| Income (1939) | 1520 |
| 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 Louis Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Thompson (~0.92 confidence) and father Andrew Thompson (~0.92 confidence) and mother Caroline Thompson (~0.92 confidence) and mother Caroline Thompson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Thompson
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Andrew Thompson
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Caroline Thompson
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Caroline Thompson
b. ~1865
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Louis Thompson
Son · 1930 · age 22 · 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
1930 US Federal Census — King, Washington
Open full size
1930 US Federal Census — King, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2494unit:0112)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alexander Gould | 49 | Head | Stationary Engineer | Minnesota |
| 2 | Josephine Gould | 47 | Wife | — | Austria |
| 3 | Joseph Rauch | 73 | Head | None (Retired) | Germany |
| 4 | Jennie Rauch | 67 | Wife | — | Germany |
| 5 | William Marander | 23 | Head | Cabinet Maker | Washington |
| 6 | Lillian Marander | 22 | Wife | — | California |
| 7 | Shirley D. Marander | 1 | Daughter | — | Washington |
| 8 | Mary G. Eckert | 61 | Head | — | Germany |
| 9 | Harry Eckert | 40 | Son | Labour | Washington |
| 10 | Fred R. Parr | 40 | Head | Locomotive Fireman | Washington |
| 11 | Rebecca Parr | 40 | Wife | — | Scotland |
| 12 | William G. Parr | 16 | Son | — | Washington |
| 13 | Mildred Parr | 11 | Daughter | — | Washington |
| 14 | James Inkster | 70 | Head | Clerk | Scotland |
| 15 | Laura Inkster | 63 | Wife | — | Missouri |
| 16 | Laurence A. Inkster | 65 | Brother | Clerk | Illinois |
| 17 | Anna Antonich | 53 | Head | — | Africa |
| 18 | Anthony Antonich | 20 | Son | Labour | Washington |
| 19 | Esther Antonich | 18 | Daughter | — | Washington |
| 20 | Joseph Antonich | 14 | Son | — | Washington |
| 21 | Laura Murphy | 33 | Daughter | — | Washington |
| 22 | Bozzana Gustaf | 42 | Lodger | Blacksmith | Dalmatia |
| 23 | John Larson | 77 | Head | None (Retired) | Sweden |
| 24 | Alice Larson | 72 | Wife | — | Indiana |
| 25 | Ernest Martin | 61 | Head | Locomotive Engineer | New York |
| 26 | Elizabeth Martin | 51 | Wife | — | Oregon |
| 27 | Robert R. Martin | 18 | Son | — | Washington |
| 28 | John J. Grant | 51 | Head | Locomotive Engineer | Minnesota |
| 29 | Louise Grant | 43 | Wife | — | Minnesota |
| 30 | Laurence Grant | 16 | Son | — | Washington |
| 31 | Louise Grant | 15 | Daughter | — | Washington |
| 32 | Ruth Grant | 8 | Daughter | — | Washington |
| 33 | Claude Halley | 43 | Head | Switchman | Washington |
| 34 | Robert Halley | 17 | Son | — | Washington |
| 35 | Jack Halley | 15 | Son | — | Washington |
| 36 | Dick Halley | 13 | Son | — | Washington |
| 37 | Emma Kenney | 43 | Mother-in-law | Housekeeper | Ohio |
| 38 | Eugene Judd | 51 | Head | Fireman | Michigan |
| 39 | Sophie Judd | 49 | Wife | Dressmaker | South Dakota |
| 40 | Eugene Judd | 26 | Son | Stagehand | Minnesota |
| 41 | Agnes Judd | 24 | Daughter-in-law | — | Washington |
| 42 | Agnes Judd | 3 | Granddaughter | — | Washington |
| 43 | Sara B. Judd | 2 | Granddaughter | — | Washington |
| 44 | Virginia Judd | 13 | Daughter | — | Washington |
| 45 | Eleanor Judd | 16 | Son | — | Idaho |
| 46 | Charles Judd | 11 | Son | — | Washington |
| 47 | Harvey Ross | 26 | Boarder | Stagehand | Missouri |
| 48 | Andrew Thompson | 53 | Head | Heater | Norway |
| 49 | Caroline Thompson | 65 | Wife | — | Norway |
| 50 | Louis Thompson THIS PERSON | 22 | Son | Heater | Washington |
Pedigree Summary
Louis
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)