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Lewis Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kansas
Our Model Tree links this Lewis Thomas across the 1910, 1920, 1930 and 1940 US Censuses in Jefferson-County, Kansas (XGBoost, ~Confirmed), with identified parents Alex & William — first a head (b.~1905), then head of a 4-person household.
Age 35
b. ~1905
Male
Head
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kansas |
| Surname | Thomas |
| Given Name | Lewis E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Kentucky Twp |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Farmer |
| Industry | Agriculture |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Farmer |
| Township / Ward | Kentucky Twp |
| 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 Lewis | Age | Birth yr |
|---|---|---|---|---|
| Robert Thomas | Son | — | 3 | ~1937 |
| Carl Thomas | Son | — | 5 | ~1935 |
| Lewis Thomas | Head | — | 35 | ~1905 |
| Pearl Thomas | Spouse | — | 38 | ~1902 |
Census Appearances
1910
Jefferson, Kansas
Son, age 5
Jefferson, Kansas · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Speaks English | English |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
Son, age 15
Jefferson, Kansas · implied b. ~1905 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Louis N |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | Farm Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Jefferson, Kansas
Son, age 25
Jefferson, Kansas · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Lewis C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Jefferson-County, Kansas
Head, age 35
Jefferson-County, Kansas · implied b. ~1905 — 4 household members
| Surname | Thomas |
| Given Name | Lewis E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Kentucky Twp |
| 1935 Residence (County) | Jefferson |
| Occupation | Farmer |
| Industry | Agriculture |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Lewis Thomas across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alex Thomas (~0.92 confidence) and father William Thomas (~0.92 confidence) and father William Thomas (~0.92 confidence) and mother Jennie Thomas (~0.92 confidence) and mother Laura Thomas (~0.92 confidence) and mother Louise Thomas (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alex Thomas
b. ~1880
Source father
● Household
· direct · ~0.92
Father
William Thomas
b. ~1876
Source father
● Household
· direct · ~0.92
Father
William Thomas
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Jennie Thomas
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Laura Thomas
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Louise Thomas
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lewis Thomas
Head · 1940 · age 35 · b. ~1905 · Kansas
★ 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 — Jefferson-County, Kansas
Open full size
1940 US Federal Census — Jefferson-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01236-00118)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Adline White | 30 | Wife | — | Kansas |
| 2 | Ruth White | 1 | Daughter | — | Kansas |
| 3 | Paul Newell | 29 | Head | Farmer | Oklahoma |
| 4 | Myrtle Newell | 24 | Wife | — | Kansas |
| 5 | Gerald R. Newell | 5 | Son | — | Kansas |
| 6 | Donald Newell | 1 | Son | — | Kansas |
| 7 | Lewis E. Thomas THIS PERSON | 35 | Head | Farmer | Kansas |
| 8 | Pearl Thomas | 38 | Wife | — | Kansas |
| 9 | Carl W. Thomas | 5 | Son | — | Kansas |
| 10 | Robert L. Thomas | 3 | Son | — | Kansas |
| 11 | Garfield Shirley | 52 | Head | Farmer | Kansas |
| 12 | May Wolf | 58 | Housekeeper | House Maid | Missouri |
| 13 | Frank Palgrove | 48 | Head | Farm | Kansas |
| 14 | Lettie Palgrove | 34 | Wife | — | Kansas |
| 15 | Frank Jr. Palgrove | 15 | Son | — | Kansas |
| 16 | Glenn Palgrove | 12 | Son | — | Kansas |
| 17 | Patricia Palgrove | 8 | Daughter | — | Kansas |
| 18 | Leonard Davis | 39 | Head | Driver | Kansas |
| 19 | Ida Davis | 35 | Wife | — | Kansas |
| 20 | Imogene Davis | 17 | Daughter | — | Kansas |
| 21 | Jackie L. Davis | 14 | Daughter | — | Kansas |
| 22 | Fred Shaw | 39 | Head | County | Kansas |
| 23 | Winifred Shaw | 39 | Wife | — | Kansas |
| 24 | Martin Shaw | 17 | Son | — | Kansas |
| 25 | Mary Shaw | 15 | Daughter | — | Kansas |
| 26 | Alvis Shaw | 12 | Son | — | Kansas |
| 27 | Louis Hausman | 67 | Head | Farmer | Missouri |
| 28 | Christina Hausman | 65 | Wife | — | Missouri |
| 29 | Will Hillinger | 64 | Head | Farmer | Kansas |
| 30 | Clemma Hillinger | 56 | Wife | — | Kansas |
| 31 | Dallas Dick | 29 | Head | Farmer | Kansas |
| 32 | Ada Jennings | 62 | Mother | — | Kansas |
| 33 | Frank Jennings | 66 | Brother | Carpenter | Missouri |
| 34 | Charles Robbit | 69 | Head | Farmer | Germany |
| 35 | Anna E. Robbit | 61 | Wife | — | Germany |
| 36 | Mildred Robbit | 30 | Daughter | Stenographer | Kansas |
| 37 | Tomas Beals | 77 | Head | Farmer | Kansas |
| 38 | Jennie Beals | 68 | Wife | — | Kansas |
| 39 | Howard | 34 | Son | Farm Labor | Kansas |
| 40 | Milton H. Dick | 20 | Head | Farmer | Kansas |
Related Census Records
Pedigree Summary
Lewis
Gen 1 · 6 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)