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Lester Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wapello-County, Iowa
Our Model Tree links this Lester Smith across the 1920, 1930 and 1940 US Censuses in Wapello-County, Iowa (XGBoost, ~Confirmed), with identified parents Alexander & Eliza — first a head (b.~1891), then head of a 3-person household.
Age 49
b. ~1891
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wapello-County, Iowa |
| Surname | Smith |
| Given Name | Lester E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Keokuk Township |
| 1935 Residence (County) | Wapello County |
| Additional Details | |
| Occupation | decorator |
| Industry | painting & finishing |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Decorator |
| Township / Ward | Keokuk Township |
| Est. Birth Year | ~1891 |
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 Smith | Head | — | 49 | ~1891 |
| John Smith | Son | — | 11 | ~1929 |
| Bertha Smith | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Wapello, Iowa
Son, age 28
Wapello, Iowa · implied b. ~1892 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lester |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Wisconsin |
| Occupation | Painter |
| Industry | Houses |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Wapello, Iowa
Head, age 39
Wapello, Iowa · implied b. ~1891 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lester E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 23 |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Painter-Paperhanger |
| Industry | Home |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1600 |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Wapello-County, Iowa
Head, age 49
Wapello-County, Iowa · implied b. ~1891 — 3 household members
| Surname | Smith |
| Given Name | Lester E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Keokuk Township |
| 1935 Residence (County) | Wapello County |
| Occupation | decorator |
| Industry | painting & finishing |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alexander Smith (~0.92 confidence) and mother Eliza Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alexander Smith
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Eliza Smith
b. ~1862
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lester Smith
Head · 1940 · age 49 · b. ~1891 · Iowa
★ 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 — Wapello-County, Iowa
Open full size
1940 US Federal Census — Wapello-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01209-01132)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Geraldine Winston | 20 | wife | H | Virginia |
| 42 | George Mill Winston | 0 | Son | — | Iowa |
| 43 | Fred D. Newman | 42 | Head | Farmer | Iowa |
| 44 | Lavina Newman | 38 | wife | H | Oklahoma |
| 45 | Robert Newman | 19 | Son | Mechanic | Minnesota |
| 46 | Loren Newman | 18 | Son | — | Minnesota |
| 47 | Florence Newman | 15 | daughter | — | Iowa |
| 48 | Charles Newman | 12 | son | — | Iowa |
| 49 | Zella Newman | 11 | daughter | — | Iowa |
| 50 | Charles E. Johnson | 32 | Head | Butcher | Iowa |
| 51 | Sylvia Johnson | 31 | wife | H | Missouri |
| 52 | Lester Johnson | 14 | son | — | Iowa |
| 53 | Lester Johnson | 13 | son | — | Iowa |
| 54 | Madeline Johnson | 12 | daughter | — | Iowa |
| 55 | Marguerite Johnson | 10 | daughter | — | Iowa |
| 56 | Charles Jr. Johnson | 9 | son | — | Iowa |
| 57 | Benjamin Johnson | 8 | son | — | Iowa |
| 58 | Lillian Mae Johnson | 5 | daughter | — | Iowa |
| 59 | Sharon Rose Johnson | 1 | daughter | — | Iowa |
| 60 | Lester E. Smith THIS PERSON | 49 | Head | Decorator | Wisconsin |
| 61 | Bertha O. Smith | 50 | wife | H | Iowa |
| 62 | John T. Smith | 11 | son | — | Iowa |
| 63 | Blaine Stocka | 36 | Head | Farmer | Iowa |
| 64 | Opal O. Stocka | 45 | wife | H | Iowa |
| 65 | Frank Cornell | 54 | head | Salesman | Iowa |
| 66 | Esther O. Cornell | 57 | wife | H | Iowa |
| 67 | Loyal Cornell | 16 | son | — | Iowa |
| 68 | Lee R. Baum | 64 | Head | Farmer | Iowa |
| 69 | Mary Baum | 58 | wife | H | Iowa |
| 70 | Geraldine Baum | 21 | daughter | None | Iowa |
| 71 | Alva Christy | 62 | Head | Farmer | Iowa |
| 72 | Laura Christy | 58 | wife | H | Iowa |
| 73 | Mary Christy | 25 | daughter | Waitress | Iowa |
| 74 | Rexell Christy | 20 | son | Clerk | Iowa |
| 75 | Raymond Christy | 18 | son | Farm Worker | Iowa |
| 76 | Donald Christy | 5 | grandson | — | Iowa |
| 77 | Charles L. Crouch | 61 | Head | Railroad Engineer | Indiana |
| 78 | Marjory Crouch | 61 | wife | H | Missouri |
| 79 | Larue Crouch | 38 | son | Farmer | Iowa |
| 80 | Vendette O. Mooney | 29 | Head | Moulder | Iowa |
Pedigree Summary
Lester
Gen 1 · 2 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)