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Lester Wilson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Klamath-County, Oregon
Our Model Tree links this Lester Wilson across the 1920, 1930 and 1940 US Censuses in Klamath-County, Oregon (XGBoost, ~Confirmed), with identified parents Harry & Cozima — first a son (b.~1907), then head of a 3-person household.
Age 33
b. ~1907
Male
Son
Born: Oregon
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Klamath-County, Oregon |
| Surname | Wilson |
| Given Name | Lester |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | West Malin Precinct |
| 1935 Residence (County) | Klamath |
| Additional Details | |
| Occupation | Farmer |
| Industry | Own farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Occupation | Farmer |
| Township / Ward | West Malin Precinct |
| Est. Birth Year | ~1907 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lester | Age | Birth yr |
|---|---|---|---|---|
| Lester Wilson | Son | — | 33 | ~1907 |
| Harry Wilson | Head | — | 56 | ~1884 |
| Cozima Wilson | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Klamath, Oregon
Son, age 13
Klamath, Oregon · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | Lester |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Oregon |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Klamath, Oregon
Son, age 23
Klamath, Oregon · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | Lester |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Oregon |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Klamath-County, Oregon
Son, age 33
Klamath-County, Oregon · implied b. ~1907 — 3 household members
| Surname | Wilson |
| Given Name | Lester |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | West Malin Precinct |
| 1935 Residence (County) | Klamath |
| Occupation | Farmer |
| Industry | Own farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 Wilson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Wilson (~0.92 confidence) and mother Cozima Wilson (~0.92 confidence) and mother Edna Wilson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Wilson
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Cozima Wilson
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Edna Wilson
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lester Wilson
Son · 1940 · age 33 · b. ~1907 · Oregon
★ 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 — Klamath-County, Oregon
Open full size
1940 US Federal Census — Klamath-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03366-00561)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Theodore Charles Demerritt | 8 | Son | — | Oregon |
| 2 | Joanne Demerritt | 1 | Daughter | — | Oregon |
| 3 | Joe Potucek | 64 | Head | Farmer | Czechoslovakia |
| 4 | Anna Potucek | 63 | Wife | — | Czechoslovakia |
| 5 | Emil Potucek | 22 | Son | Farmer | Oregon |
| 6 | Frank R. Micka | 57 | Head | Farmer | Czechoslovakia |
| 7 | Woodrow Wilson Decker | 24 | Head | Truck Driver | Oregon |
| 8 | Winifred Decker | 20 | Wife | — | Oregon |
| 9 | Marjorie Lorraine Decker | 3 | Daughter | — | Oregon |
| 10 | Dallas Dean Decker | 1 | Son | — | Oregon |
| 11 | Dora Decker | 50 | Head | — | United States |
| 12 | Ernest Decker | 18 | Son | Farmer | Oregon |
| 13 | Willard Decker | 16 | Son | Farmer | Oregon |
| 14 | John Tafell | 50 | Head | — | Czechoslovakia |
| 15 | John Jr. Tafell | 29 | Son | Farmer | South Dakota |
| 16 | Erma Tafell | 15 | Daughter-in-law | — | Oregon |
| 17 | Robert Leroy Tafell | 0 | Grandson | — | Oregon |
| 18 | Louis Tafell | 25 | Son | Farmer | Oregon |
| 19 | Taddie Tafell | 23 | Son | Farmer | Oregon |
| 20 | Winifred Tafell | 18 | Daughter-in-law | — | Oregon |
| 21 | Harry E. Wilson | 56 | Head | Farmer | Iowa |
| 22 | Cozima Wilson | 55 | Wife | — | Oregon |
| 23 | Lester Wilson THIS PERSON | 33 | Son | Farmer | Oregon |
| 24 | Earl Wilson | 32 | Head | Farmer | Oregon |
| 25 | Edith Wilson | 34 | Wife | — | Iowa |
| 26 | Kathleen Wilson | 4 | Daughter | — | Oregon |
| 27 | Rosann Wilson | 1 | Daughter | — | Oregon |
| 28 | Donald Wilson | 0 | Son | — | Oregon |
| 29 | Charles Hamilton | 43 | Head | Farmer | California |
| 30 | Ethel Hamilton | 31 | Wife | — | Oregon |
| 31 | Wesley Hamilton | 10 | Son | — | Oregon |
| 32 | Etta Alexander | 71 | Mother-in-law | — | California |
| 33 | Emil Potucek | 47 | Head | Farmer | Czechoslovakia |
| 34 | Anna Potucek | 36 | Wife | — | Czechoslovakia |
| 35 | Anna Backa | 13 | Step-daughter | — | Oregon |
| 36 | Anton Backa | 11 | Step-son | — | Oregon |
| 37 | Nellie Backa | 10 | Step-daughter | — | Oregon |
| 38 | Frank Backa | 7 | Step-son | — | Oregon |
| 39 | R. L. Thornton | 43 | Head | Laborer | Michigan |
| 40 | Elva Thornton | 53 | Wife | — | California |
Related Census Records
Pedigree Summary
Lester
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 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)