LJ
Lester Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · King-County, Washington
Our Model Tree links this Lester Johnson across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed), with identified parents John & John — first a head (b.~1905), then head of a 4-person household.
Age 35
b. ~1905
Male
Head
Born: Washington
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Johnson |
| Given Name | Lester |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Additional Details | |
| Occupation | Marine Engineer |
| Industry | Boats |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2046 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Marine Engineer |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1905 |
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 1940 census.
| Name | Relation to head | Relative to Lester | Age | Birth yr |
|---|---|---|---|---|
| Lester Johnson | Head | — | 35 | ~1905 |
| Delores Johnson | Daughter | — | 3 | ~1937 |
| Minnie Johnson | Other | — | 63 | ~1877 |
| Esther Johnson | Spouse | — | 31 | ~1909 |
Census Appearances
1920
King, Washington
Son, age 15
King, Washington · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lester |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Helper |
| Industry | Ship yard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
King, Washington
Son, age 25
King, Washington · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lester |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Marine Engineer |
| Industry | Steamships |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Head, age 35
King-County, Washington · implied b. ~1905 — 4 household members
| Surname | Johnson |
| Given Name | Lester |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Occupation | Marine Engineer |
| Industry | Boats |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2046 |
| Highest Grade | No 8 |
| 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 Lester Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Johnson (~0.92 confidence) and father John Johnson (~0.92 confidence) and mother Minnie Johnson (~0.92 confidence) and mother Jennie Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Johnson
b. ~1865
Source father
● Household
· direct · ~0.92
Father
John Johnson
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Minnie Johnson
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Jennie Johnson
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lester Johnson
Head · 1940 · age 35 · b. ~1905 · Washington
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — King-County, Washington
Open full size
1940 US Federal Census — King-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04374-00414)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Howard Hopkins | 31 | Head | Electric Welder | California |
| 2 | Marion Hopkins | 27 | Wife | Housewife | Colorado |
| 3 | Clarice Hopkins | 6 | Daughter | — | Washington |
| 4 | Otto Nelson | 57 | Father-in-law | Sealer | Sweden |
| 5 | Dale Nelson | 22 | Brother-in-law | Jr Office Clerk | Montana |
| 6 | John | Johannes Jonassen | 61 | Head | Welding | Norway |
| 7 | Solveig Jonassen | 49 | Wife | Housewife | Norway |
| 8 | Signe Jonassen | 20 | Daughter | Salesman | Washington |
| 9 | Conrad Lundquist | 52 | Head | Grader | Sweden |
| 10 | Anna Lundquist | 52 | Wife | Housewife | Michigan |
| 11 | Constance Lundquist | 21 | Daughter | Filing Clerk | Washington |
| 12 | Dean Lundquist | 19 | Son | Apprentice | Washington |
| 13 | Clifford Lehman | 32 | Head | Clerk | Washington |
| 14 | Inga Lehman | 37 | Wife | Housewife | Norway |
| 15 | John Coburn | 38 | Head | Mail Carrier | Kansas |
| 16 | Ester Coburn | 38 | Wife | Housewife | Washington |
| 17 | Marilyn Coburn | 10 | Daughter | — | Washington |
| 18 | Thomas Coburn | 9 | Son | — | Washington |
| 19 | Jack Fair | 19 | Step-son | — | Washington |
| 20 | Oswald Horwick | 37 | Head | Supervisory Time Keeper | Washington |
| 21 | Lillian Horwick | 36 | Wife | Housewife | Utah |
| 22 | Sidney Horwick | 12 | Son | — | Washington |
| 23 | Howard Horwick | 8 | Son | — | Washington |
| 24 | Gerald Horwick | 6 | Son | — | Washington |
| 25 | Lottie Knudsen | 61 | Mother | — | Norway |
| 26 | Kristian Johansen | 50 | Head | Cannery Machinist | Norway |
| 27 | Anton Berg | 60 | Partner | Fisherman | Norway |
| 28 | Knut Anderson | 78 | Head | — | Norway |
| 29 | Oscar Strom | 63 | Head | Proprietor | Sweden |
| 30 | Strom | None | — | — | — |
| 31 | Alexander Flynn | 48 | Head | Carpenter | Washington |
| 32 | Bertha A. Flynn | 45 | Wife | Housewife | Wisconsin |
| 33 | Lester Johnson THIS PERSON | 35 | Head | Marine Engineer | Washington |
| 34 | Esther Johnson | 31 | Wife | Housewife | Washington |
| 35 | Delores Johnson | 3 | Daughter | — | Washington |
| 36 | Minnie Johnson | 63 | Mother | — | Wisconsin |
| 37 | Gordon Granger | 52 | Head | Stationary Engineer | Michigan |
| 38 | Flora Granger | 47 | Wife | Housewife | Washington |
| 39 | Robert Ives | 52 | Head | Car Mechanic | Pennsylvania |
| 40 | Olive Ives | 51 | Wife | Housewife | Michigan |
Pedigree Summary
Lester
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 1940 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)