LJ
Leonard Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Adair-County, Kentucky
Our Model Tree links this Leonard Johnson across the 1920, 1930 and 1940 US Censuses in Adair-County, Kentucky (XGBoost, ~Confirmed), with identified parents Will & Lizzie — first a head (b.~1901), then head of a 9-person household.
Age 39
b. ~1901
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Adair-County, Kentucky |
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Columbia |
| 1935 Residence (County) | Adair |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Township / Ward | Columbia |
| Est. Birth Year | ~1901 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| Mary Johnson | Daughter | — | 9 | ~1931 |
| Bessie Johnson | Daughter | — | 16 | ~1924 |
| Harlene Johnson | Daughter | — | 2 | ~1938 |
| Jean Johnson | Daughter | — | 7 | ~1933 |
| Leonard Johnson | Head | — | 39 | ~1901 |
| Joe Johnson | Son | — | 4 | ~1936 |
| William Johnson | Son | — | 15 | ~1925 |
| James Johnson | Son | — | 13 | ~1927 |
| Willard Johnson | Spouse | — | 37 | ~1903 |
Census Appearances
1920
Adair, Kentucky
Son, age 20
Adair, Kentucky · implied b. ~1900 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Adair, Kentucky
Head, age 30
Adair, Kentucky · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 23 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Adair-County, Kentucky
Head, age 39
Adair-County, Kentucky · implied b. ~1901 — 9 household members
| Surname | Johnson |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Columbia |
| 1935 Residence (County) | Adair |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 Leonard Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Will Johnson (~0.92 confidence) and mother Lizzie Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Will Johnson
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Lizzie Johnson
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Leonard Johnson
Head · 1940 · age 39 · b. ~1901 · 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 — Adair-County, Kentucky
Open full size
1940 US Federal Census — Adair-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01276-00492)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Norma Lou Bryant | 9 | Daughter | — | Kentucky |
| 2 | Dorothy Mae Bryant | 6 | Daughter | — | Kentucky |
| 3 | Hugh Bryant | 3 | Son | — | Kentucky |
| 4 | Marlene Joyce Bryant | 1 | Daughter | — | Kentucky |
| 5 | Ernest Annadale | 31 | Head | Truck Driver | Kentucky |
| 6 | Tilsy Annadale | 30 | Wife | — | Kentucky |
| 7 | Paul Annadale | 10 | Son | — | Kentucky |
| 8 | Rena Annadale | 7 | Daughter | — | Kentucky |
| 9 | J. C. Annadale | 5 | Son | — | Kentucky |
| 10 | Lou Marie Annadale | 3 | Daughter | — | Kentucky |
| 11 | Leonard Johnson THIS PERSON | 39 | Head | Farmer | Kentucky |
| 12 | Willard Johnson | 37 | Wife | — | Kentucky |
| 13 | Bessie Johnson | 16 | Daughter | — | Kentucky |
| 14 | William Johnson | 15 | Son | — | Kentucky |
| 15 | James Johnson | 13 | Son | — | Kentucky |
| 16 | Mary Johnson | 9 | Daughter | — | Kentucky |
| 17 | Jean Johnson | 7 | Daughter | — | Kentucky |
| 18 | Joe Johnson | 4 | Son | — | Kentucky |
| 19 | Harlene Johnson | 2 | Daughter | — | Kentucky |
| 20 | Sarah Mitchell | 70 | Head | — | Kentucky |
| 21 | Paul Jones | 28 | Head | Mechanic | Kentucky |
| 22 | Grace Jones | 23 | Wife | — | Kentucky |
| 23 | Lewis Jones | 3 | Son | — | Kentucky |
| 24 | Berrymore Jones | 1 | Son | — | Kentucky |
| 25 | Luther Smith | 49 | Head | Wpa Laborer | Kentucky |
| 26 | Emma Smith | 44 | Wife | — | Kentucky |
| 27 | Garland Smith | 20 | Son | — | Kentucky |
| 28 | Mildred Smith | 18 | Daughter | — | Kentucky |
| 29 | Alice Smith | 16 | Daughter | — | Kentucky |
| 30 | Hannie Richards | 39 | Head | Seamstress | Kentucky |
| 31 | Maxine Richards | 15 | Daughter | — | Kentucky |
| 32 | Woodruff Wood | 20 | Head | Usher | Kentucky |
| 33 | Verdie Wood | 20 | Wife | — | Kentucky |
| 34 | N. R. Roach | 55 | Head | Farmer | Kentucky |
| 35 | Fannie Roach | 54 | Wife | — | Kentucky |
| 36 | E. C. Webb | 56 | Head | Farmer | Kentucky |
| 37 | Zora Webb | 47 | Wife | — | Kentucky |
| 38 | Edward Webb | 16 | Son | — | Kentucky |
| 39 | Paul Webb | 13 | Son | — | Kentucky |
| 40 | Ironell Webb | 10 | Daughter | — | Kentucky |
Pedigree Summary
Leonard
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)