LJ
Luther Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Logan-County, Kentucky
Our Model Tree links this Luther Johnson across the 1920, 1930 and 1940 US Censuses in Logan-County, Kentucky (XGBoost, ~Confirmed), with identified parents Burr & Peter — first a head (b.~1910), then head of a 5-person household.
Age 30
b. ~1910
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Logan-County, Kentucky |
| Surname | Johnson |
| Given Name | Luther |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Logan |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 452 |
| Highest Grade | No 5 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Township / Ward | Mag Dist 2 Adairville |
| Est. Birth Year | ~1910 |
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 Luther | Age | Birth yr |
|---|---|---|---|---|
| Coy Johnson | Son | — | 1 | ~1939 |
| Hettie Johnson | Spouse | — | 33 | ~1907 |
| Barber Johnson | Daughter | — | 5 | ~1935 |
| Luther Johnson | Head | — | 30 | ~1910 |
| Joe Johnson | Son | — | 7 | ~1933 |
Census Appearances
1920
Logan, Kentucky
Son, age 9
Logan, Kentucky · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Luther |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | No |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Logan, Kentucky
Son, age 20
Logan, Kentucky · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Luther |
| 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 | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Logan-County, Kentucky
Head, age 30
Logan-County, Kentucky · implied b. ~1910 — 5 household members
| Surname | Johnson |
| Given Name | Luther |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Logan |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 452 |
| Highest Grade | No 5 |
| 1935 Residence | Kentucky |
| 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 Luther Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Burr Johnson (~0.92 confidence) and father Peter Johnson (~0.92 confidence) and mother Dora Johnson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Burr Johnson
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Peter Johnson
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Dora Johnson
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Luther Johnson
Head · 1940 · age 30 · b. ~1910 · 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 — Logan-County, Kentucky
Open full size
1940 US Federal Census — Logan-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01333-00226)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Addie Mae Parker | 44 | Wife | Housewife | Tennessee |
| 2 | Mary Jean Parker | 16 | Daughter | — | Kentucky |
| 3 | Jodie Parker | 14 | Daughter | — | Kentucky |
| 4 | James Parker | 7 | Son | — | Kentucky |
| 5 | Luther Johnson THIS PERSON | 30 | Head | Farmer | Kentucky |
| 6 | Hettie Johnson | 33 | Wife | — | Kentucky |
| 7 | Joe Carl Johnson | 7 | Son | — | Kentucky |
| 8 | Barber Jr. Johnson | 5 | Daughter | — | Kentucky |
| 9 | Coy Ray Johnson | 1 | Son | — | Kentucky |
| 10 | Toy B. Moore | 48 | Head | Farmer | Kentucky |
| 11 | Mable Moore | 45 | Wife | — | Kentucky |
| 12 | Charles R. Moore | 21 | Son | — | Kentucky |
| 13 | Geraldine Moore | 19 | Daughter | — | Kentucky |
| 14 | Katherine Moore | 16 | Daughter | — | Kentucky |
| 15 | W. L. Moore | 12 | Son | — | Kentucky |
| 16 | Helen Moore | 10 | Daughter | — | Kentucky |
| 17 | Tom Hardin | 35 | Head | Farmer | Kentucky |
| 18 | Lena Hardin | 33 | Wife | — | Kentucky |
| 19 | Roberta Hardin | 13 | Daughter | — | Kentucky |
| 20 | Effie D. Hardin | 8 | Daughter | — | Kentucky |
| 21 | Thomas E. Hardin | 6 | Son | — | Kentucky |
| 22 | Mary Ann Hardin | 5 | Daughter | — | Kentucky |
| 23 | Bobby D. Hardin | 1 | Son | — | Kentucky |
| 24 | Odie Sirey | 31 | Head | Farmer | Tennessee |
| 25 | Cassie Sirey | 26 | Wife | — | Kentucky |
| 26 | Helen Sirey | 7 | Daughter | — | Kentucky |
| 27 | Peggy Jean Sirey | 1 | Daughter | — | Kentucky |
| 28 | Mrs. Walter Sirey | 51 | Head | — | Tennessee |
| 29 | Hattie Lou Sirey | 19 | Daughter | — | Tennessee |
| 30 | Lou Novella Sirey | 17 | Daughter | — | Tennessee |
| 31 | Charles Sirey | 15 | Son | — | Kentucky |
| 32 | Magaline Sirey | 12 | Daughter | Farm Labor | Kentucky |
| 33 | William Sirey | 9 | Son | — | Kentucky |
| 34 | Mcpaul Wilson | 26 | Daughter | — | Tennessee |
| 35 | Gulline Wilson | 7 | Niece | — | Kentucky |
| 36 | Shirley Ann Wilson | 5 | Niece | — | Kentucky |
| 37 | Margret L. Wilson | 2 | Niece | — | Kentucky |
| 38 | Paul Edward Wilson | 0 | Nephew | — | Kentucky |
| 39 | M. M. Burtos | 84 | Mother | — | Tennessee |
| 40 | Millard Albert | 47 | Head | Farmer | Kentucky |
Pedigree Summary
Luther
Gen 1 · 3 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)