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Charles Leonard — 1940 US Census Record
Model Tree available1940 United States Federal Census · Campbell-County, Kentucky
Our Model Tree links this Charles Leonard across the 1920, 1930 and 1940 US Censuses in Campbell-County, Kentucky (XGBoost, ~Confirmed), with identified parents Alma & Charles — first a son (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Campbell-County, Kentucky |
| Surname | Leonard |
| Given Name | Charles A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Bellevue city |
| 1935 Residence (County) | Campbell |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Construction |
| Class of Worker | PW |
| Hours Worked | 55 |
| Income (1939) | 547 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Truck Driver |
| Township / Ward | Bellevue City |
| Est. Birth Year | ~1917 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Rita Leonard | Daughter | — | 16 | ~1924 |
| Charles Leonard | Son | — | 23 | ~1917 |
| Alma Leonard | Head | — | 41 | ~1899 |
Census Appearances
1920
Campbell, Kentucky
Son, age 3
Campbell, Kentucky · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | Charles A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Campbell, Kentucky
Son, age 13
Campbell, Kentucky · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | Charles Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Campbell-County, Kentucky
Son, age 23
Campbell-County, Kentucky · implied b. ~1917 — 3 household members
| Surname | Leonard |
| Given Name | Charles A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Bellevue city |
| 1935 Residence (County) | Campbell |
| Occupation | Truck Driver |
| Industry | Construction |
| Class of Worker | PW |
| Hours Worked | 55 |
| Income (1939) | 547 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| 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 Charles Leonard across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Alma Leonard (~0.92 confidence) and father Charles Leonard (~0.92 confidence) and mother Alma Leonard (~0.92 confidence) and mother Alma Leonard (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Alma Leonard
b. ~1892
Source mother
● Household
· direct · ~0.92
Father
Charles Leonard
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Alma Leonard
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Alma Leonard
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Leonard
Son · 1940 · age 23 · b. ~1917 · Kentucky
★ You are viewing this record
Sibling
Rita Leonard
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Campbell-County, Kentucky
Open full size
1940 US Federal Census — Campbell-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01289-00962)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eugene Clarke | 3 | Head | — | Kentucky |
| 2 | Alma A Leonard | 41 | Head | — | Kentucky |
| 3 | Charles A Leonard THIS PERSON | 23 | Son | Truck Driver | Kentucky |
| 4 | Rita Jane Leonard | 16 | Daughter | — | Kentucky |
| 5 | Homer Puckett | 49 | Head | Barber | Kentucky |
| 6 | Birdie Puckett | 46 | Wife | Saleswoman | Kentucky |
| 7 | Stanley Sr Mohr | 40 | Head | Owner | Ohio |
| 8 | Frances L Mohr | 40 | Wife | — | Indiana |
| 9 | Stanley Jr Mohr | 14 | Son | — | Kentucky |
| 10 | Billy W Mohr | 13 | Son | — | Kentucky |
| 11 | Robert F Mohr | 8 | Son | — | Kentucky |
| 12 | Richard A Mohr | 5 | Son | — | Kentucky |
| 13 | Mary Ellen Mohr | 4 | Daughter | — | Kentucky |
| 14 | Jerome A Mohr | 2 | Son | — | Kentucky |
| 15 | Donald Berkemeier | 24 | Head | Waiter | Kentucky |
| 16 | Sarah J Berkemeier | 26 | Wife | Saleslady | Ohio |
| 17 | Minnie Harrison | 61 | Head | — | Ohio |
| 18 | William Harrison | 22 | Son | Stock Clerk | Kentucky |
| 19 | Mary Lyon | 48 | Head | Junior High Teacher | Ohio |
| 20 | Charles Legge | 43 | Head | Bottler | Kentucky |
| 21 | Marie A Legge | 48 | Wife | — | Kentucky |
| 22 | Norma F Legge | 15 | Daughter | — | Kentucky |
| 23 | Jean M Legge | 11 | Daughter | — | Kentucky |
| 24 | Charles P Legge | 9 | Son | — | Kentucky |
| 25 | Harry J Wiffenbach | 39 | Head | Bar Keeper | Ohio |
| 26 | Katherine Wiffenbach | 37 | Wife | — | Ohio |
| 27 | John F Wiffenbach | 39 | Son | Bar Keeper | Ohio |
| 28 | Charles H Davis | 45 | Head | Driver | Ohio |
| 29 | Margaret H Davis | 46 | Wife | Housekeeper | Kentucky |
| 30 | Richard A Davis | 11 | Son | — | Ohio |
| 31 | Marlene E Davis | 4 | Daughter | — | Ohio |
| 32 | Howard Kleinhenz | 52 | Head | — | Kentucky |
| 33 | Milton Kleinhenz | 25 | Son | Punch Press Feeder | Kentucky |
| 34 | Violet Kleinhenz | 19 | Daughter | Kitchen Worker | Kentucky |
| 35 | Clara L Kleinhenz | 44 | Sister | — | Kentucky |
| 36 | Bernice Kleinhenz | 12 | Daughter | — | Kentucky |
| 37 | Christian Boepke | 39 | Head | Salesman | Ohio |
| 38 | Halle D Boepke | 36 | Wife | Minister | Kentucky |
| 39 | Harry G Boepke | 13 | Son | — | Kentucky |
| 40 | Carroll A Boepke | 8 | Daughter | — | Kentucky |
Pedigree Summary
Charles + 1 sibling
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)