LJ
Leonard Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Snohomish, Washington
Our Model Tree links this Leonard Johnson across the 1910, 1920 and 1930 US Censuses in Snohomish, Washington (XGBoost, ~Confirmed), with identified parents Axel & Ida — first a son (b.~1908), then head of a 5-person household.
Age 22
b. ~1908
Male
Son
Born: Washington
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Snohomish, Washington |
| Surname | Johnson |
| Given Name | Leonard B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Logging |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Truck Driver |
| Township / Ward | Bryant Precinct |
| 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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| Helen Johnson | Daughter | — | 17 | ~1913 |
| Axel Johnson | Head | — | 58 | ~1872 |
| Eldridge Johnson | Son | — | 30 | ~1900 |
| Leonard Johnson | Son | — | 22 | ~1908 |
| Ida Johnson | Spouse | — | 57 | ~1873 |
Census Appearances
1910
King, Washington
Son, age 2
King, Washington · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1920
King, Washington
Son, age 11
King, Washington · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leonard E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Snohomish, Washington
Son, age 22
Snohomish, Washington · implied b. ~1908 — 5 household members
| Surname | Johnson |
| Given Name | Leonard B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Truck Driver |
| Industry | Logging |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Leonard Johnson across 3 US Census years (1910, 1920 and 1930) in 2 locations, using XGBoost record linkage. Identified parents: father Axel Johnson (~0.92 confidence) and mother Ida Johnson (~0.92 confidence) and mother Inga Johnson (~0.92 confidence) and father A Johnson (~0.92 confidence) and father Axel Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Axel Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Ida Johnson
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Inga Johnson
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
A Johnson
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Axel Johnson
b. ~1881
Source father
● Household
· direct · ~0.92
This person
Anchor record
Leonard Johnson
Son · 1930 · age 22 · b. ~1908 · Washington
★ You are viewing this record
Sibling
Eldridge Johnson
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Johnson
Sibling · 1930 · age 17
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 — Snohomish, Washington
Open full size
1930 US Federal Census — Snohomish, Washington
Page Contents
43 people indexed on this census page (ia:1930:15thcensus2519unit:0113)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ulysses S. Queen | 31 | Head | Butler | North Carolina |
| 52 | Elsie H. Queen | 31 | Wife | — | North Carolina |
| 53 | Arthur S. Queen | 11 | Son | — | Washington |
| 54 | Clarice E. Queen | 7 | Daughter | — | North Carolina |
| 55 | Mildred L. Queen | 5 | Daughter | — | North Carolina |
| 56 | Gladys M. Queen | 2 | Daughter | — | North Carolina |
| 57 | Gaston J. Painter | 30 | Head | Cook Helper | North Carolina |
| 58 | Irene M. Painter | 25 | Wife | — | North Carolina |
| 59 | Ole J. Libert | 60 | Head | Farmer | Norway |
| 60 | Carrie Libert | 61 | Wife | — | Norway |
| 61 | John Libert | 28 | Son | Logger | Washington |
| 62 | Gladys Anderson | 10 | Niece | — | Washington |
| 63 | Sigurd Gilbert | 52 | Head | Farmer | Norway |
| 64 | Bertha Gilbert | 44 | Wife | — | Norway |
| 65 | Gunnar Gilbert | 20 | Son | Logger | Washington |
| 66 | Borghild Gilbert | 18 | Daughter | — | Washington |
| 67 | Harold Gilbert | 17 | Son | Farm Hand | Washington |
| 68 | Olga Gilbert | 13 | Daughter | — | Washington |
| 69 | Gudrun Gilbert | 7 | Daughter | — | Washington |
| 70 | Hjalmar Gilbert | 11 | Nephew | — | Washington |
| 71 | Gust Rust | 55 | Head | Farmer | Norway |
| 72 | Ragna Rust | 53 | Wife | — | Norway |
| 73 | Trygve Rust | 21 | Son | Truck Driver | Washington |
| 74 | Raymond Rust | 17 | Son | Laborer | Washington |
| 75 | Marga Anderson | 14 | Niece | — | Washington |
| 76 | Wolf Anderson | 7 | Nephew | — | Washington |
| 77 | Eivind Dingsay | 43 | Head | Farmer | Norway |
| 78 | Sigrid Dingsay | 42 | Wife | — | Norway |
| 79 | Fred A. Dingsay | 19 | Son | Laborer | Washington |
| 80 | Gertrude Dingsay | 17 | Daughter | — | Washington |
| 81 | Conrad T. Dingsay | 15 | Son | — | Washington |
| 82 | Vera G. Dingsay | 13 | Daughter | — | Washington |
| 83 | Eva M. Dingsay | 11 | Daughter | — | Washington |
| 84 | Fred W. Madsen | 33 | Head | Cook | Iowa |
| 85 | Theresa Madsen | 26 | Wife | — | Sweden |
| 86 | Fredrick W. Madsen | 4 | Son | — | Washington |
| 87 | Virginia M. Madsen | 2 | Daughter | — | Washington |
| 88 | Axel B. Johnson | 58 | Head | Farmer | Sweden |
| 89 | Ida Johnson | 57 | Wife | — | Sweden |
| 90 | Eldridge S. Johnson | 30 | Son | Farmer | Washington |
| 91 | Leonard B. Johnson THIS PERSON | 22 | Son | Truck Driver | Washington |
| 92 | Helen M. Johnson | 17 | Daughter | — | Washington |
| 93 | E. W. Miller | 57 | Head | Farmer | Missouri |
Pedigree Summary
Leonard + 2 siblings
Gen 1 · 5 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)