EC
Ethel Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hardin-County, Kentucky
Our Model Tree links this Ethel Clark across the 1930 and 1940 US Censuses in Hardin-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 11-person household.
Age 15
b. ~1925
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hardin-County, Kentucky |
| Surname | Clark |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Elizabethtown |
| 1935 Residence (County) | Hardin |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag Dist 4 |
| Est. Birth Year | ~1925 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ethel | Age | Birth yr |
|---|---|---|---|---|
| Marion Clark | Daughter | — | 3 | ~1937 |
| Ethel Clark | Daughter | — | 15 | ~1925 |
| Lucella Clark | Daughter | — | 18 | ~1922 |
| Loretta Clark | Daughter | — | 11 | ~1929 |
| J Clark | Head | — | 43 | ~1897 |
| John Clark | Son | — | 6 | ~1934 |
| Joseph Clark | Son | — | 10 | ~1930 |
| James Clark | Son | — | 21 | ~1919 |
| Robert Clark | Son | — | 17 | ~1923 |
| Charles Clark | Son | — | 13 | ~1927 |
| Geneva Clark | Spouse | — | 47 | ~1893 |
Census Appearances
1930
Hardin, Kentucky
Daughter, age 5
Hardin, Kentucky · implied b. ~1925 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Ethel A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Hardin-County, Kentucky
Daughter, age 15
Hardin-County, Kentucky · implied b. ~1925 — 11 household members
| Surname | Clark |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Elizabethtown |
| 1935 Residence (County) | Hardin |
| Highest Grade | 8 |
| 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 Ethel Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ethel Clark
Daughter · 1940 · age 15 · b. ~1925 · Kentucky
★ You are viewing this record
Sibling
John Clark
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Clark
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucella Clark
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loretta Clark
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Clark
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Clark
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Clark
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Clark
Sibling · 1940 · age 3
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 — 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-t0627-01312-00434)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Kenneth | 2 | Son | — | Kentucky |
| 42 | E. S. White | 50 | Head | Farmer | Tennessee |
| 43 | Mary L. White | 40 | Wife | — | Kentucky |
| 44 | John W. White | 17 | Son | Labourer | Kentucky |
| 45 | Geo W. Morris | 31 | Head | Farmer | Kentucky |
| 46 | Fern O. Morris | 28 | Wife | — | Kentucky |
| 47 | N. L. Coper | 54 | Head | Farmer | Kentucky |
| 48 | Geneva Genevieve Coper | 48 | Wife | — | Kentucky |
| 49 | Russell H. Coper | 23 | Son | New Worker | Kentucky |
| 50 | Estiel Marie Coper | 19 | Daughter | — | Kentucky |
| 51 | C. J. Jenkins | 48 | Head | Farmer | Kentucky |
| 52 | Mary Jenkins | 45 | Wife | — | Kentucky |
| 53 | Charles A. Jenkins | 6 | Son | — | Kentucky |
| 54 | Dorothy J. Jenkins | 4 | Daughter | — | Kentucky |
| 55 | John J. Jenkins | 2 | Son | — | Kentucky |
| 56 | R. L. Jenkins | 38 | Brother | Labourer | Kentucky |
| 57 | J. H. Clark | 43 | Head | Farmer | Kentucky |
| 58 | Geneva Clark | 47 | Wife | — | Kentucky |
| 59 | James H. Clark | 21 | Son | C.C.C | Kentucky |
| 60 | Lucella Clark | 18 | Daughter | — | Kentucky |
| 61 | Robert R. Clark | 17 | Son | New Worker | Kentucky |
| 62 | Ethel Clark THIS PERSON | 15 | Daughter | — | Kentucky |
| 63 | Charles A. Clark | 13 | Son | — | Kentucky |
| 64 | Loretta Clark | 11 | Daughter | — | Kentucky |
| 65 | Joseph H. Clark | 10 | Son | — | Kentucky |
| 66 | John Clark | 6 | Son | — | Kentucky |
| 67 | Marion Lee Clark | 3 | Daughter | — | Kentucky |
| 68 | Luther Woodring | 50 | Head | Farmer | Kentucky |
| 69 | Mary E. Woodring | 44 | Wife | — | Kentucky |
| 70 | George R. Woodring | 19 | Son | Farmer | Kentucky |
| 71 | Nellie M. Woodring | 17 | Daughter | — | Kentucky |
| 72 | Roscoe Woodring | 16 | Son | — | Kentucky |
| 73 | Denver Woodring | 12 | Son | — | Kentucky |
| 74 | Paul Woodring | 10 | Son | — | Kentucky |
| 75 | Violet Woodring | 7 | Daughter | — | Kentucky |
| 76 | Mary E. Woodring | 3 | Daughter | — | Kentucky |
| 77 | Eliza Clark | 77 | Head | — | Kentucky |
| 78 | Frank Thompson | 38 | Head | Farmer | Kentucky |
| 79 | Julia Ann Thompson | 34 | Wife | — | Kentucky |
| 80 | Irene J. Thompson | 15 | Son | — | Kentucky |
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)