LC
Lois Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Green-County, Kentucky
Our Model Tree links this Lois Clark across the 1930 and 1940 US Censuses in Green-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1913), then head of a 9-person household.
Age 27
b. ~1913
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Green-County, Kentucky |
| Surname | Clark |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial District No. 3 Gresham |
| 1935 Residence (County) | Green |
| Additional Details | |
| Occupation | Helper housework |
| Industry | Own home |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Helper Housework |
| Township / Ward | Magisterial District No 3 Gresham |
| Est. Birth Year | ~1913 |
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 Lois | Age | Birth yr |
|---|---|---|---|---|
| Houston Clark | Son | — | 23 | ~1917 |
| Nell Clark | Daughter | — | 17 | ~1923 |
| Lois Clark | Daughter | — | 27 | ~1913 |
| Richard Clark | Son | — | 11 | ~1929 |
| Larry Clark | Son | — | 9 | ~1931 |
| Maggie Clark | Spouse | — | 45 | ~1895 |
| Lou Clark | Daughter | — | 14 | ~1926 |
| Isabel Clark | Daughter | — | 20 | ~1920 |
| J Clark | Head | — | 52 | ~1888 |
Census Appearances
1930
Green, Kentucky
Daughter, age 17
Green, Kentucky · implied b. ~1913 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Green-County, Kentucky
Daughter, age 27
Green-County, Kentucky · implied b. ~1913 — 9 household members
| Surname | Clark |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial District No. 3 Gresham |
| 1935 Residence (County) | Green |
| Occupation | Helper housework |
| Industry | Own home |
| Class of Worker | NP |
| 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 Lois Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lois Clark
Daughter · 1940 · age 27 · b. ~1913 · Kentucky
★ You are viewing this record
Sibling
Nell Clark
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Clark
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabel Clark
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Houston Clark
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Larry Clark
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lou Clark
Sibling · 1940 · age 14
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 — Green-County, Kentucky
Open full size
1940 US Federal Census — Green-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01310-00720)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Curry | 5 | Son | — | Kentucky |
| 2 | Howard Curry | 3 | Son | — | Kentucky |
| 3 | Jane Curry | 1 | Daughter | — | Kentucky |
| 4 | L. W. Shirley | 42 | Head | Farmer | Kentucky |
| 5 | Irene Shirley | 35 | Wife | — | Kentucky |
| 6 | Geneva A. Shirley | 17 | Daughter | — | Kentucky |
| 7 | Alene Shirley | 14 | Daughter | Helper Housework | Kentucky |
| 8 | Aleta Shirley | 8 | Daughter | — | Kentucky |
| 9 | Mrs. G. R. Clark | 78 | Head | — | Kentucky |
| 10 | Irene Clark | 54 | Daughter | — | Kentucky |
| 11 | George Clark | 49 | Son | Farmer | Kentucky |
| 12 | Mary B. Clark | 47 | Daughter | — | Kentucky |
| 13 | Wayne Clark | 44 | Son | Farm Laborer | Kentucky |
| 14 | Jimmie Clark | 42 | Son | Farm Laborer | Kentucky |
| 15 | Naylor Clark | 38 | Son | Farm Laborer | Kentucky |
| 16 | J. D. Clark | 52 | Head | Farmer | Kentucky |
| 17 | Maggie Clark | 45 | Wife | — | Kentucky |
| 18 | Lois Clark THIS PERSON | 27 | Daughter | Helper Housework | Kentucky |
| 19 | Houston Clark | 23 | Son | Farm Laborer | Kentucky |
| 20 | Isabel Clark | 20 | Daughter | Helper Housework | Kentucky |
| 21 | Nell Clark | 17 | Daughter | Helper Housework | Kentucky |
| 22 | Lou Buckner Clark | 14 | Daughter | Helper Housework | Kentucky |
| 23 | Richard Clark | 11 | Son | — | Kentucky |
| 24 | Larry Clark | 9 | Son | — | Kentucky |
| 25 | G. N. Clark | 25 | Head | Farmer | Kentucky |
| 26 | Molly Clark | 24 | Wife | — | Kentucky |
| 27 | Herschel Clark | 49 | Head | Farmer | Kentucky |
| 28 | Annie P. Clark | 45 | Wife | — | Kentucky |
| 29 | Vernon Clark | 25 | Son | Teacher Nya | Kentucky |
| 30 | Hubert Clark | 18 | Son | Farm Laborer | Kentucky |
| 31 | Idalie Clark | 14 | Daughter | Helper Housework | Kentucky |
| 32 | Royce Clark | 6 | Son | — | Kentucky |
| 33 | Annie Keltner | 31 | Head | Farmer | Kentucky |
| 34 | Lucy Keltner | 33 | Wife | — | Kentucky |
| 35 | Robert Keltner | 5 | Son | — | Kentucky |
| 36 | Donald Keltner | 1 | Son | — | Kentucky |
| 37 | Mrs. Willie Keltner | 54 | Head | — | Kentucky |
| 38 | Rachel Keltner | 25 | Daughter | School Teacher | Kentucky |
| 39 | Neal Keltner | 20 | Son | Farm Laborer | Kentucky |
| 40 | Annie Keltner | 78 | Mother | — | Kentucky |
Related Census Records
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)