JL
John Larson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Pierce, Washington
Our Model Tree links this John Larson across the 1920, 1930 and 1940 US Censuses in Pierce, Washington (XGBoost, ~Confirmed), with identified parents H & Betty — first a son (b.~1916), then head of a 8-person household.
Age 14
b. ~1916
Male
Son
Born: Washington
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Pierce, Washington |
| Surname | Larson |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Norway |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Occupation | Cadie |
| Industry | Golf Links |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Cadie |
| Township / Ward | Tacoma City |
| Est. Birth Year | ~1916 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Irene Larson | Daughter | — | 2 | ~1928 |
| Lillian Larson | Daughter | — | 6 | ~1924 |
| Alma Larson | Daughter | — | 12 | ~1918 |
| Dagmar Larson | Daughter | — | 13 | ~1917 |
| Ludvig Larson | Head | — | 46 | ~1884 |
| Dagny Larson | Other | — | 39 | ~1891 |
| Olaf Berntsen | Other | — | 19 | ~1911 |
| John Larson | Son | — | 14 | ~1916 |
Census Appearances
1920
Pierce, Washington
Other, age 3
Pierce, Washington · implied b. ~1917 — 24 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | John |
| Relationship to Head | Scholar |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Pierce, Washington
Son, age 14
Pierce, Washington · implied b. ~1916 — 8 household members
| Surname | Larson |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Norway |
| Mother's Birthplace | Minnesota |
| Occupation | Cadie |
| Industry | Golf Links |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
Son, age 24
Pierce-County, Washington · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Tacoma City |
| 1935 Residence (County) | Pierce |
| Occupation | Labor |
| Industry | Lumber mill |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 480 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| 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 John Larson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father H Larsen (~0.92 confidence) and mother Betty Larsen (~0.92 confidence) and father Ludvig Larson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
H Larsen
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Betty Larsen
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
Ludvig Larson
b. ~1884
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Larson
Son · 1930 · age 14 · b. ~1916 · Washington
★ You are viewing this record
Sibling
Alma Larson
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Larson
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Larson
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dagmar Larson
Sibling · 1930 · age 13
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
1930 US Federal Census — Pierce, Washington
Open full size
1930 US Federal Census — Pierce, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2512unit:0969)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Donald Hagen | 8 | son | None | Washington |
| 2 | Edge, Jennie Hagen | 62 | Mother-in-law | None | Iowa |
| 3 | Jesse Loder | 40 | Head | Salesman | South Dakota |
| 4 | Helen Loder | 36 | wife-H | Saleswoman | California |
| 5 | Cesar E. Doughty | 37 | Head | Shipping Clerk | South Carolina |
| 6 | Dorothy Doughty | 27 | wife-H | None | Indiana |
| 7 | Dean Doughty | 7 | son | None | Washington |
| 8 | Frank Dran | 67 | Father-in-law | None | Indiana |
| 9 | Francis Dran | 47 | Mother-in-law | None | Illinois |
| 10 | James W. Petersen | 25 | Head | Laundryman | Washington |
| 11 | Francis E. Petersen | 26 | wife-H | Office Clerk | Washington |
| 12 | Guy E. Llewellyn | 25 | Head | Mechanic | Washington |
| 13 | Margaret Llewellyn | 26 | wife-H | None | Idaho |
| 14 | Guy E. Llewellyn | 1 | son | None | Washington |
| 15 | Jorgen C. Hansen | 65 | Head | Solicitor | Denmark |
| 16 | Dora S. Hansen | 66 | wife-H | None | Germany |
| 17 | Alex J. Hansen | 34 | son | Doctor | Nebraska |
| 18 | John Schmidt | 47 | Son-in-law | Tailor | Germany |
| 19 | Dora H. Schmidt | 48 | daughter | None | Nebraska |
| 20 | Russell H. Schmidt | 15 | Grandson | Usher | Washington |
| 21 | Harry E. White | 42 | Head | Salesman | North Dakota |
| 22 | Imogene White | 39 | wife-H | Saleswoman | Oregon |
| 23 | Robert L. Staley | 21 | son | None | North Dakota |
| 24 | Theodore L. Kistler | 43 | Head | Metal Worker | Ohio |
| 25 | Mabel Kistler | 42 | wife-H | None | Washington |
| 26 | John P. Kistler | 22 | son | Salesman | Washington |
| 27 | Alfred N. Nelson | 37 | Head | Branch Manager | Sweden |
| 28 | Kathryn Nelson | 41 | wife-H | None | Minnesota |
| 29 | Rolf Nelson | 7 | son | None | Minnesota |
| 30 | Helen L. Nelson | 2 | daughter | None | Minnesota |
| 31 | Tyree A. Wilson | 60 | Head | Mill Wright | California |
| 32 | Lucy H. Wilson | 56 | wife-H | None | California |
| 33 | Louis M. Rice | 17 | Grandson | Laborer | California |
| 34 | Holmes Eastwood | 46 | Head | Buyer | England |
| 35 | Jessie Eastwood | 53 | wife-H | None | Scotland |
| 36 | James Murdoch | 36 | Lodger | Foreman | Scotland |
| 37 | Ludvig Larson | 46 | Head | Laborer | Norway |
| 38 | Dagny Larson | 39 | wife-H | None | Norway |
| 39 | John Larson THIS PERSON | 14 | son | Cadie | Washington |
| 40 | Dagmar Larson | 13 | daughter | None | Washington |
| 41 | Alma Larson | 12 | daughter | None | Washington |
| 42 | Lillian Larson | 6 | daughter | None | Washington |
| 43 | Irene Larson | 2 | daughter | None | Washington |
| 44 | Olaf Berntsen | 19 | Boarder | Apprentice | Washington |
| 45 | Ernest M. Card | 52 | Head | Judge | Iowa |
| 46 | Jessie V. Card | 40 | wife-H | None | Oregon |
| 47 | Janet Card | 15 | daughter | None | Washington |
| 48 | Ernest Jr. Card | 14 | son | None | Washington |
| 49 | James Parrott | 59 | Head | Housework | Canada English |
| 50 | James Parrott | 14 | son | None | Washington |
Related Census Records
Pedigree Summary
John + 4 siblings
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 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)