EC
Earl Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hardin-County, Kentucky
Our Model Tree links this Earl Clark across the 1920, 1930 and 1940 US Censuses in Hardin-County, Kentucky (XGBoost, ~Confirmed), with identified parents Charlie & Ruthie — first a head (b.~1908), then head of a 7-person household.
Age 32
b. ~1908
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hardin-County, Kentucky |
| Surname | Clark |
| Given Name | Earl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag Dist 6 |
| 1935 Residence (County) | Hardin |
| Additional Details | |
| Occupation | Laborer |
| Industry | W.P.A. |
| Class of Worker | GW |
| Hours Worked | 20 |
| Income (1939) | 240 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Laborer |
| Township / Ward | Mag Dist 6 |
| Est. Birth Year | ~1908 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Earl | Age | Birth yr |
|---|---|---|---|---|
| Birdie Clark | Spouse | — | 24 | ~1916 |
| Nellie Clark | Daughter | — | 1 | ~1939 |
| Marie Lane | Other | — | 34 | ~1906 |
| David Clark | Son | — | 6 | ~1934 |
| Leo Clark | Son | — | 3 | ~1937 |
| Rithie Clark | Daughter | — | 4 | ~1936 |
| Earl Clark | Head | — | 32 | ~1908 |
Census Appearances
1920
Hardin, Kentucky
Son, age 11
Hardin, Kentucky · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Earl |
| 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
Hardin, Kentucky
Son, age 22
Hardin, Kentucky · implied b. ~1908 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Earl S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Teamster |
| Industry | Gen Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Hardin-County, Kentucky
Head, age 32
Hardin-County, Kentucky · implied b. ~1908 — 7 household members
| Surname | Clark |
| Given Name | Earl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag Dist 6 |
| 1935 Residence (County) | Hardin |
| Occupation | Laborer |
| Industry | W.P.A. |
| Class of Worker | GW |
| Hours Worked | 20 |
| Income (1939) | 240 |
| Highest Grade | Hs 3 |
| 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 Earl Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charlie Clark (~0.92 confidence) and mother Ruthie Clark (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charlie Clark
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Ruthie Clark
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Earl Clark
Head · 1940 · age 32 · b. ~1908 · 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 — Hardin-County, Kentucky
Open full size
1940 US Federal Census — Hardin-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01312-00794)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lynch Crume | 64 | Head | Plummer Helper | Kentucky |
| 42 | Kattie Crume | 25 | Daughter | — | Kentucky |
| 43 | P. E. Laswell | 60 | Head | Proprietor | Kentucky |
| 44 | Lelia Laswell | 54 | Wife | — | Kentucky |
| 45 | Loyd Phillips | 33 | Head | Farmer | Kentucky |
| 46 | Evelyn Phillips | 28 | Wife | — | Kentucky |
| 47 | Mary E. Phillips | 9 | Daughter | — | Kentucky |
| 48 | Joseph J. Phillips | 7 | Son | — | Kentucky |
| 49 | Henry Phillips | 5 | Son | — | Kentucky |
| 50 | Earl Clark THIS PERSON | 32 | Head | Laborer | Kentucky |
| 51 | Birdie Clark | 24 | Wife | — | Kentucky |
| 52 | David Clark | 6 | Son | — | Kentucky |
| 53 | Rithie P. Clark | 4 | Daughter | — | Kentucky |
| 54 | Leo E. Clark | 3 | Son | — | Kentucky |
| 55 | Nellie J. Clark | 1 | Daughter | — | Kentucky |
| 56 | Marie Lane | 34 | Lodger | — | Kentucky |
| 57 | Louis R. Arnyard | Arnyand | 33 | Head | Minister | Kentucky |
| 58 | Laura Arnyard | Arnyand | 31 | Wife | — | Kentucky |
| 59 | Bloncie F. Arnyard | Arnyand | 12 | Daughter | — | Kentucky |
| 60 | Amos Arnyard | Arnyand | 8 | Son | — | Kentucky |
| 61 | Arnyard | Arnyand | 4 | Son | — | Kentucky |
| 62 | Charles Edlin | 60 | Head | Farmer | Kentucky |
| 63 | Ruthie T. Edlin | 53 | Wife | — | Kentucky |
| 64 | William A. Edlin | 23 | Son | Laborer | Kentucky |
| 65 | W. E. French | 57 | Head | Farmer | Kentucky |
| 66 | Murl French | 52 | Wife | — | Kentucky |
| 67 | Robert Lee French | 15 | Son | Laborer | Kentucky |
| 68 | Vernon Wise | 23 | Head | Farmer | Kentucky |
| 69 | Randall Wise | 22 | Brother | Farmer | Kentucky |
| 70 | Lonnie B. Wise | 70 | Head | Farmer | Kentucky |
| 71 | C. C. Clark | 69 | Head | Farmer | Kentucky |
| 72 | Lizzie Clark | 53 | Wife | — | Kentucky |
| 73 | Roy Clark | 25 | Son | Laborer | Kentucky |
| 74 | Elmer Clark | 21 | Son | Laborer | Kentucky |
| 75 | Nellie Clark | 15 | Daughter | — | Kentucky |
| 76 | Kattie Clark | 12 | Daughter | — | Kentucky |
| 77 | Emma Clark | 9 | Daughter | — | Kentucky |
| 78 | Lee Druin | 26 | Head | Laborer | Kentucky |
| 79 | Angiebell Druin | 18 | Wife | — | Kentucky |
| 80 | C. W. Druin | 3 | Son | — | Kentucky |
Pedigree Summary
Earl
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)