LJ
Leonard Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Kings, New York
Our Model Tree links this Leonard Johnson across the 1910, 1920 and 1930 US Censuses in Kings, New York (XGBoost, ~Confirmed), with identified parents John & Frederick — first a son (b.~1903), then head of a 2-person household.
Age 27
b. ~1903
Male
Son
Born: New York
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Kings, New York |
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Private Family |
| Class of Worker | 3996 |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Chauffeur |
| Township / Ward | Brooklyn Borough |
| Est. Birth Year | ~1903 |
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.
2 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| Yedda Johnson | Head | — | 59 | ~1871 |
| Leonard Johnson | Son | — | 27 | ~1903 |
Census Appearances
1910
Kings, New …
Son, age 7
Kings, New York · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Kings, New …
Son, age 16
Kings, New York · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Printer |
| Industry | Printing Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Son, age 27
Kings, New York · implied b. ~1903 — 2 household members
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Chauffeur |
| Industry | Private Family |
| Class of Worker | 3996 |
| Can Read/Write | Yes |
| 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 Leonard Johnson across 3 US Census years (1910, 1920 and 1930) in Kings, New York, using XGBoost record linkage. Identified parents: father John Johnson (~0.92 confidence) and father Frederick Johnson (~0.92 confidence) and mother Gertrude Johnson (~0.92 confidence) and mother Yedda Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Johnson
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Frederick Johnson
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Gertrude Johnson
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Yedda Johnson
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Leonard Johnson
Son · 1930 · age 27 · b. ~1903 · New York
★ 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 — Kings, New York
Open full size
1930 US Federal Census — Kings, New York
Page Contents
7 people indexed on this census page (ia:1930:newyorkcensus00reel1516:0193)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Yedda Johnson | 59 | Head | — | Sweden |
| 52 | Leonard Johnson THIS PERSON | 27 | Son | Chauffeur | New York |
| 53 | Mary Veitarelli | 42 | Head | — | Italy |
| 54 | Michael Veitarelli | 18 | Son | Upholsterer Apprentice | New York |
| 55 | Clara Veitarelli | 12 | Daughter | — | New York |
| 56 | Caroline Palumbo | 13 | Daughter | — | New York |
| 57 | Susan Palumbo | 10 | Daughter | — | New York |
Related Census Records
Pedigree Summary
Leonard
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)