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William Larson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Kings, New York
Our Model Tree links this William Larson across the 1920, 1930 and 1940 US Censuses in Kings, New York (XGBoost, ~Confirmed), with identified parents Lars & Sigre — first a son (b.~1917), then head of a 4-person household.
Age 13
b. ~1917
Male
Son
Born: New York
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Kings, New York |
| Surname | Larson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Boro Of Brooklyn |
| Est. Birth Year | ~1917 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Lois Larson | Daughter | — | 20 | ~1910 |
| William Larson | Son | — | 13 | ~1917 |
| Signe Larson | Other | — | 42 | ~1888 |
| Lars Larson | Head | — | 42 | ~1888 |
Census Appearances
1920
Kings, New …
Son, age 2
Kings, New York · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Son, age 13
Kings, New York · implied b. ~1917 — 4 household members
| Surname | Larson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 23
Kings-County, New York · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Pennsylvania |
| Occupation | Deck Hand |
| Industry | Private Yacht |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 400 |
| Highest Grade | H 4 |
| 1935 Residence | Pennsylvania |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 William Larson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lars Larson (~0.92 confidence) and mother Sigre Larsen (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lars Larson
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Sigre Larsen
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Larson
Son · 1930 · age 13 · b. ~1917 · New York
★ You are viewing this record
Sibling
Lois Larson
Sibling · 1930 · age 20
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 — Kings, New York
Open full size
1930 US Federal Census — Kings, New York
Page Contents
50 people indexed on this census page (ia:1930:newyorkcensus00reel1511:0961)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wilfred Thomas | 32 | Head | Taxi Driver | New York |
| 2 | Alice Thomas | 27 | Wife-H | — | New York |
| 3 | Wilfred Thomas | 5 | Son | — | New York |
| 4 | Charles Thomas | 3 | Son | — | New York |
| 5 | Emma Thomas | 1 | Daughter | — | New York |
| 6 | Arthur Newhouse | 36 | Head | Milk Carrier | Denmark |
| 7 | Anna Newhouse | 36 | Wife-H | — | New York |
| 8 | Eleanor Newhouse | 12 | Daughter | — | New York |
| 9 | Florence Newhouse | 8 | Daughter | — | New York |
| 10 | Andrew Jacobsen | 47 | Head | Freight Captain | Norway |
| 11 | Berget Jacobsen | 40 | Wife-H | — | Norway |
| 12 | Walter Jacobsen | 17 | Son | Runner | New York |
| 13 | Charles Jacobsen | 14 | Son | — | New York |
| 14 | Dorothy Jacobsen | 12 | Daughter | — | New York |
| 15 | John O'Rourke | 32 | Head | Taxi Driver | New York |
| 16 | Mary O'Rourke | 30 | Wife-H | Typist | New York |
| 17 | William Seemann | 40 | Head | Time Keeper | New York |
| 18 | Magda Seemann | 37 | Wife-H | — | New York |
| 19 | John Sunbridge | 40 | Head | Checker | England |
| 20 | Alice Sunbridge | 37 | Wife-H | — | New York |
| 21 | Loretta Sunbridge | 8 | Daughter | — | New York |
| 22 | Charles Wegre | 62 | Lodger | Iron Worker | Norway |
| 23 | Walter Johansen | 36 | Head | Carpenter | Sweden |
| 24 | Signe Johansen | 26 | Wife-H | — | Sweden |
| 25 | Signe Johansen | 2 | Daughter | — | New York |
| 26 | Lars Larson | 42 | Head | Captain | Norway |
| 27 | Signe Larson | 42 | Wife-H | — | Norway |
| 28 | Lois Larson | 20 | Daughter | Stenographer | Norway |
| 29 | William Larson THIS PERSON | 13 | Son | — | New York |
| 30 | Victor Forsberg | 47 | Head | Steward | Sweden |
| 31 | Charlotte Forsberg | 50 | Wife-H | — | Sweden |
| 32 | Charlotte Forsberg | 16 | Daughter | — | New York |
| 33 | Rose Kalendarian | 39 | Mother-Head | Machine Operator | Armenia |
| 34 | Berj Kalendarian | 14 | Son | — | New York |
| 35 | Jessie Kalendarian | 12 | Daughter | — | New York |
| 36 | Ferdinand Rasmussen | 36 | Head | Assembler | Norway |
| 37 | Elvera Rasmussen | 32 | Wife-H | — | Sweden |
| 38 | Roy Rasmussen | 7 | Son | — | New York |
| 39 | Walter Rasmussen | 5 | Son | — | New York |
| 40 | Andrew Anderson | 46 | Head | Steward | Norway |
| 41 | Elizabeth Anderson | 47 | Wife-H | — | Norway |
| 42 | Walter Anderson | 20 | Son | Draftsman | New York |
| 43 | Margaret Anderson | 18 | Daughter | Stenographer | New York |
| 44 | Helen Anderson | 3 | Daughter | — | New York |
| 45 | Harry Nerso | 44 | Head | Chauffeur | Armenia |
| 46 | Barouhi Nerso | 42 | Wife-H | Presser | Armenia |
| 47 | Edward Nerso | 9 | Son | — | New York |
| 48 | Leona Nerso | 8 | Daughter | — | New York |
| 49 | Arthur Johnson | 39 | Head | Captain | Norway |
| 50 | Alice Johnson | 37 | Wife-H | — | New York |
Pedigree Summary
William + 1 sibling
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 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)