JL
John Lewis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this John Lewis across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents Edker & Mathew — first a spouse (b.~1912), then head of a 5-person household.
Age 28
b. ~1912
Male
Spouse
Born: Kentucky
Separated
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Lewis |
| Given Name | John |
| Relationship to Head | Husband |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Separated |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Laborer |
| Industry | Steam Railroad Shop |
| Class of Worker | PW |
| Hours Worked | 3 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Laborer |
| Township / Ward | Louisville City |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Irene Lewis | Daughter | — | 30 | ~1910 |
| Mary Lewis | Head | — | 55 | ~1885 |
| Theodore Pennybaker | Other | — | 15 | ~1925 |
| Joe Lewis | Son | — | 26 | ~1914 |
| John Lewis | Spouse | — | 28 | ~1912 |
Census Appearances
1920
Jefferson, Kentucky
Son, age 9
Jefferson, Kentucky · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Son, age 19
Jefferson, Kentucky · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Spouse, age 28
Jefferson-County, Kentucky · implied b. ~1912 — 5 household members
| Surname | Lewis |
| Given Name | John |
| Relationship to Head | Husband |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Separated |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Laborer |
| Industry | Steam Railroad Shop |
| Class of Worker | PW |
| Hours Worked | 3 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 John Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edker Lewis (~0.92 confidence) and father Mathew Lewis (~0.92 confidence) and mother Lucinda Lewis (~0.92 confidence) and mother Mary Lewis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edker Lewis
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Mathew Lewis
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Lucinda Lewis
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Mary Lewis
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Lewis
Spouse · 1940 · age 28 · b. ~1912 · Kentucky
★ 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, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-01368-00264)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Murphy | 16 | Daughter | — | Kentucky |
| 2 | Evelyn Murphy | 14 | Daughter | — | Kentucky |
| 3 | Harold Murphy | 11 | Son | — | Kentucky |
| 4 | Doris Jean Murphy | 5 | Daughter | — | Kentucky |
| 5 | James Shuck | 22 | Son-in-law | Laborer | Kentucky |
| 6 | Catherine Shuck | 19 | Daughter | — | Kentucky |
| 7 | Dorothy Jane Shuck | 3 | Granddaughter | — | Kentucky |
| 8 | Eddie Murphy | 31 | Son | Laborer | Kentucky |
| 9 | Lucille Murphy | 20 | Daughter-in-law | Factory Worker | Kentucky |
| 10 | Calvin Johnson | 27 | Son-in-law | Mechanic | Kentucky |
| 11 | Gladys Johnson | 21 | Daughter | — | Kentucky |
| 12 | Betty Jean Johnson | 2 | Granddaughter | — | Kentucky |
| 13 | Isaac Scheilley | 64 | Head | Laborer | Kentucky |
| 14 | Catherine Scheilley | 54 | Wife | — | Indiana |
| 15 | Oscar Mckinney | 51 | Head | 40 | Kentucky |
| 16 | Mary E. Mckinney | 42 | Wife | — | Kentucky |
| 17 | Mark Mckinney | 79 | Father | — | Kentucky |
| 18 | Thomas Hope | 24 | Head | Carpenter | Kentucky |
| 19 | Virginia Hope | 22 | Wife | — | Kentucky |
| 20 | H. Allen Shea | 38 | Head | Baker | Kentucky |
| 21 | Edna M. Shea | 38 | Wife | — | Kentucky |
| 22 | H. Allen Jr. Shea | 18 | Son | Clerk | Kentucky |
| 24 | Chatman Phillips | 56 | Head | Laborer | Tennessee |
| 25 | Verinda Phillips | 51 | Wife | Cook | Alabama |
| 26 | Calvin Dean | 54 | Head | Laborer | Kentucky |
| 27 | Ella M. Dean | 52 | Wife | — | Kentucky |
| 28 | Lewis Murray | 56 | Head | Laborer | Kentucky |
| 29 | Mary Murray | 53 | Wife | — | Kentucky |
| 30 | James Jr. Murray | 7 | Grandson | — | Kentucky |
| 31 | W. C. Morrison | 38 | Head | Laborer | Mississippi |
| 32 | Janie Morrison | 44 | Wife | — | Mississippi |
| 35 | Mary Lewis | 55 | Head | House Work | Kentucky |
| 36 | John Lewis THIS PERSON | 28 | Husband | Laborer | Kentucky |
| 37 | Irene Lewis | 30 | Daughter | House Work | Kentucky |
| 38 | Joe Lewis | 26 | Son | — | Kentucky |
| 39 | Theodore Pennybaker | 15 | Nephew | — | Kentucky |
| 40 | Shirley Simpson | 62 | Head | Laborer | Kentucky |
Pedigree Summary
John
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)