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Elmer Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Elliott-County, Kentucky
Our Model Tree links this Elmer Johnson across the 1920, 1930 and 1940 US Censuses in Elliott-County, Kentucky (XGBoost, ~Confirmed), with identified parents Walter & Emma — first a son (b.~1909), then head of a 8-person household.
Age 31
b. ~1909
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Elliott-County, Kentucky |
| Surname | Johnson |
| Given Name | Elmer |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial dist. no. 2 |
| 1935 Residence (County) | Elliott |
| Additional Details | |
| Occupation | farm laborer |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 30 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farm Laborer |
| Township / Ward | Magisterial Dist No 2 |
| Est. Birth Year | ~1909 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Elmer | Age | Birth yr |
|---|---|---|---|---|
| Dexter Johnson | Daughter | — | 15 | ~1925 |
| Walter Johnson | Head | — | 61 | ~1879 |
| Billy Johnson | Other | — | 2 | ~1938 |
| Ronald Johnson | Other | — | 2 | ~1938 |
| Elmer Johnson | Son | — | 31 | ~1909 |
| Elva Johnson | Son | — | 26 | ~1914 |
| Alvin Johnson | Son | — | 22 | ~1918 |
| Emma Johnson | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Elliott, Kentucky
Son, age 11
Elliott, Kentucky · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Elmer |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Elliott, Kentucky
Son, age 21
Elliott, Kentucky · implied b. ~1909 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Elmer |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | laborer |
| Industry | farm |
| Class of Worker | NP |
| Can Read/Write | No |
| Veteran | no |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Elliott-County, Kentucky
Son, age 31
Elliott-County, Kentucky · implied b. ~1909 — 8 household members
| Surname | Johnson |
| Given Name | Elmer |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial dist. no. 2 |
| 1935 Residence (County) | Elliott |
| Occupation | farm laborer |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 30 |
| Highest Grade | No 5 |
| 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 Elmer Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Walter Johnson (~0.92 confidence) and mother Emma Johnson (~0.92 confidence) and mother Emma Johnson (~0.92 confidence) and father Walter Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Walter Johnson
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Emma Johnson
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Emma Johnson
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Walter Johnson
b. ~1889
Source father
● Household
· direct · ~0.92
This person
Anchor record
Elmer Johnson
Son · 1940 · age 31 · b. ~1909 · Kentucky
★ You are viewing this record
Sibling
Elva Johnson
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dexter Johnson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvin Johnson
Sibling · 1940 · age 22
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 — Elliott-County, Kentucky
Open full size
1940 US Federal Census — Elliott-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01300-00436)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Susie Lewis | 29 | daughter | — | Kentucky |
| 42 | Lewis Nelson | 58 | Head | — | Kentucky |
| 43 | Jane Nelson | 60 | wife | — | Kentucky |
| 44 | J. C. Nelson | 29 | son | Farm Laborer | Kentucky |
| 45 | Umphress Nelson | 27 | son | Farm Laborer | Kentucky |
| 46 | Oscar Nelson | 19 | son | Farm Laborer | Kentucky |
| 47 | Irene Adkins | 33 | Lodger | House Keeper | West Virginia |
| 48 | Walter Johnson | 61 | Head | Farmer | Kentucky |
| 49 | Emma Johnson | 56 | wife | — | Kentucky |
| 50 | Elmer Johnson THIS PERSON | 31 | son | Farm Laborer | Kentucky |
| 51 | Elva Johnson | 26 | son | Farm Laborer | Kentucky |
| 52 | Alvin Johnson | 22 | son | Farm Laborer | Kentucky |
| 53 | Dexter Johnson | 15 | daughter | — | Kentucky |
| 54 | Billy Johnson | 2 | grandson | — | Kentucky |
| 55 | Ronald Johnson | 2 | grandson | — | Kentucky |
| 56 | Beryl Kendall | 24 | Head | Teacher | Kentucky |
| 57 | Eulah Kendall | 21 | wife | — | Kentucky |
| 58 | Carolyn J. Kendall | 2 | daughter | — | Kentucky |
| 59 | Ivetta F. Kendall | 0 | daughter | — | Kentucky |
| 60 | Cecil Ison | 48 | Head | Proprietor | Kentucky |
| 61 | Victoria Ison | 48 | wife | — | Kentucky |
| 62 | Hearl Ison | 17 | son | Laborer | Kentucky |
| 63 | Berthel Ison | 14 | son | Farm Laborer | Kentucky |
| 64 | Bud Porter | 19 | Head | Farmer | Kentucky |
| 65 | Pluma Porter | 14 | wife | — | Kentucky |
| 66 | Clarence Ison | 33 | Head | Farmer | Kentucky |
| 67 | Emma Ison | 29 | wife | — | Kentucky |
| 68 | Frank Ison | 8 | son | — | Kentucky |
| 69 | Sam Ison | 67 | Head | — | Kentucky |
| 70 | Mollie Ison | 59 | wife | — | Kentucky |
| 71 | Ellis Ison | 21 | son | Farm Laborer | Kentucky |
| 72 | Bert Ison | 24 | son | — | Kentucky |
| 73 | Mavis M. Ison | 20 | daughter in law | — | Kentucky |
| 74 | Daniel Ison | 1 | grandson | — | Kentucky |
| 75 | Marion Sparks | 52 | Head | Farmer | Kentucky |
| 76 | Jane Sparks | 44 | wife | — | Kentucky |
| 77 | Otis Sparks | 23 | son | Farm Laborer | Kentucky |
| 78 | Hazel Sparks | 18 | daughter | — | Kentucky |
| 79 | Gladys Sparks | 15 | daughter | — | Kentucky |
| 80 | Goldia Sparks | 12 | daughter | — | Kentucky |
Pedigree Summary
Elmer + 3 siblings
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)