LJ
Lester Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Will-County, Illinois
Our Model Tree links this Lester Johnson across the 1920, 1930 and 1940 US Censuses in Will-County, Illinois (XGBoost, ~Confirmed), with identified parents Henry & Henry — first a head (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Will-County, Illinois |
| Surname | Johnson |
| Given Name | Lester |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Lockport |
| 1935 Residence (County) | Will |
| Additional Details | |
| Occupation | teller |
| Industry | National Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1440 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Teller |
| Township / Ward | Lockport |
| Est. Birth Year | ~1912 |
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 |
|---|---|---|---|---|
| Marilyn Johnson | Daughter | — | 7 | ~1933 |
| William Johnson | Son | — | 3 | ~1937 |
| Lester Johnson | Head | — | 28 | ~1912 |
| Linnea Johnson | Spouse | — | 28 | ~1912 |
Census Appearances
1920
Will, Illinois
Son, age 7
Will, Illinois · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lester H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Will, Illinois
Son, age 18
Will, Illinois · implied b. ~1912 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lester |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Illinois |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Will-County, Illinois
Head, age 28
Will-County, Illinois · implied b. ~1912 — 4 household members
| Surname | Johnson |
| Given Name | Lester |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Lockport |
| 1935 Residence (County) | Will |
| Occupation | teller |
| Industry | National Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1440 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Henry Johnson (~0.92 confidence) and father Henry Johnson (~0.92 confidence) and mother Emma Johnson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Johnson
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Henry Johnson
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Emma Johnson
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lester Johnson
Head · 1940 · age 28 · b. ~1912 · Illinois
★ 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 — Will-County, Illinois
Open full size
1940 US Federal Census — Will-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00909-00372)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carl Erikson | 48 | head | Teacher | Sweden |
| 2 | Reta Erikson | 45 | wife | 0 | Texas |
| 3 | Dagmar Erikson | 4 | daughter | — | Illinois |
| 4 | Roll Erikson | 3 | son | — | Illinois |
| 5 | Eval Olsen | 31 | lodger | Teacher | Illinois |
| 6 | Albin C. Anderson | 44 | head | Clerk | Illinois |
| 7 | Hedwig Anderson | 43 | wife | 0 | Sweden |
| 8 | Martin Taylor | 58 | head | Electrician | Illinois |
| 9 | Mabel Taylor | 55 | wife | 0 | Illinois |
| 10 | Margaret Taylor | 24 | daughter | Teacher | Illinois |
| 11 | Charles J. Lamont | 23 | lodger | Engineer | Canada |
| 12 | William Tierney | 36 | head | Stationary Engineer | Illinois |
| 13 | Catherine Tierney | 32 | wife | 0 | Illinois |
| 14 | Thomas Tierney | 11 | son | — | Illinois |
| 15 | Jackie Tierney | 10 | son | — | Illinois |
| 16 | Ray Worst | 34 | head | Teacher | Illinois |
| 17 | Betty Worst | 30 | wife | 0 | Illinois |
| 18 | Dana Worst | 5 | daughter | — | Illinois |
| 19 | Orman Harrison | 33 | head | Machinist Helper | Illinois |
| 20 | Mary Louise Harrison | 25 | wife | 0 | Illinois |
| 21 | Meredith Siegfried | 31 | head | Guard | Iowa |
| 22 | Agnes Siegfried | 28 | wife | 0 | Illinois |
| 23 | Delores Siegfried | 7 | daughter | — | Illinois |
| 24 | Mary Siegfried | 60 | mother | — | Illinois |
| 25 | Gust Gaund | 61 | head | Helper | Sweden |
| 26 | Signa Gaund | 54 | wife | 0 | Sweden |
| 27 | Minnie Bockholdt | 84 | head | 0 | Germany |
| 28 | Alberta Tashler | 58 | daughter | 0 | Illinois |
| 29 | Dean Wilson | 23 | lodger | Stenographer | Illinois |
| 30 | Fred Sawyer | 50 | lodger | Carpenter | Illinois |
| 31 | Ralph Sr. Cook | 57 | head | Electrician | Ohio |
| 32 | Dessie Cook | 55 | wife | 0 | Ohio |
| 33 | Rosemary Cook | 27 | daughter | Interior Decorator | Illinois |
| 34 | Ralph Jr. Cook | 23 | son | Still Operator | Illinois |
| 35 | Clarence Cook | 17 | son | 0 | Illinois |
| 36 | Anna Lyons | 66 | head | 0 | Illinois |
| 37 | Lester Johnson THIS PERSON | 28 | head | Teller | Illinois |
| 38 | Linnea Johnson | 28 | wife | 0 | Illinois |
| 39 | Marilyn Johnson | 7 | daughter | — | Illinois |
| 40 | William Johnson | 3 | son | — | Illinois |
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)