LC
Lois Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Daviess-County, Indiana
Our Model Tree links this Lois Clark across the 1930 and 1940 US Censuses in Daviess-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 7-person household.
Age 13
b. ~1927
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Daviess-County, Indiana |
| Surname | Clark |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Veale Township |
| 1935 Residence (County) | Daviess |
| Additional Details | |
| Highest Grade | Yes 6 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Veale Township |
| Est. Birth Year | ~1927 |
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 Lois | Age | Birth yr |
|---|---|---|---|---|
| Melinda Clark | Spouse | — | 32 | ~1908 |
| James Clark | Son | — | 5 | ~1935 |
| William Clark | Son | — | 11 | ~1929 |
| Lois Clark | Daughter | — | 13 | ~1927 |
| Dan Clark | Son | — | 1 | ~1939 |
| Owen Clark | Head | — | 33 | ~1907 |
| Edward Clark | Son | — | 15 | ~1925 |
Census Appearances
1930
Daviess, Indiana
Daughter, age 3
Daviess, Indiana · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Lois Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Daviess-County, Indiana
Daughter, age 13
Daviess-County, Indiana · implied b. ~1927 — 7 household members
| Surname | Clark |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Veale Township |
| 1935 Residence (County) | Daviess |
| Highest Grade | Yes 6 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 13 · b. ~1927 · Indiana
★ You are viewing this record
Sibling
Edward Clark
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dan Clark
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Clark
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Clark
Sibling · 1940 · age 11
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 — Daviess-County, Indiana
Open full size
1940 US Federal Census — Daviess-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01034-00348)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William E. Kelly | 80 | Head | U | Indiana |
| 2 | Charles E. Kelly | 65 | Head | U | Indiana |
| 3 | Lawrence Long | 52 | Head | Farmer | Indiana |
| 4 | Hallie Long | 41 | Wife | — | Indiana |
| 5 | Waldemar Long | 19 | Son | Farm Laborer | Indiana |
| 6 | Wilgus Long | 16 | Son | Farm Laborer | Indiana |
| 7 | Ramona Long | 11 | Daughter | — | Indiana |
| 8 | Leyden Long | 10 | Son | — | Indiana |
| 9 | Regina Long | 8 | Daughter | — | Indiana |
| 10 | Walter Bleckwell | 30 | Head | Farming | Indiana |
| 11 | Hilda Bleckwell | 29 | Wife | — | Indiana |
| 12 | Donald Bleckwell | 3 | Son | — | Indiana |
| 13 | Judith Bleckwell | 0 | Daughter | — | Indiana |
| 14 | Harold Walls | 23 | Head | Laborer | Indiana |
| 15 | Fanny Walls | 21 | Wife | — | Indiana |
| 16 | Eugene Walls | 3 | Son | — | Indiana |
| 17 | Mary Walls | 1 | Daughter | — | Indiana |
| 18 | Owen Clark | 33 | Head | Farm Laborer | Indiana |
| 19 | Melinda Clark | 32 | Wife | — | Indiana |
| 20 | Edward Clark | 15 | Son | — | Indiana |
| 21 | Lois Clark THIS PERSON | 13 | Daughter | — | Indiana |
| 22 | William Clark | 11 | Son | — | Indiana |
| 23 | James Clark | 5 | Son | — | Indiana |
| 24 | Dan Lee Clark | 1 | Son | — | Indiana |
| 25 | Edward Clark | 63 | Head | Farmer | Indiana |
| 26 | Minnie Clark | 61 | Wife | — | Kentucky |
| 27 | Charles Clark | 39 | Son | Farm Laborer | Indiana |
| 28 | Alva Gregory | 34 | Head | Farm Laborer | Indiana |
| 29 | Edna Gregory | 31 | Wife | — | Indiana |
| 30 | Donald Gregory | 8 | Son | — | Indiana |
| 31 | Walter Wheatly | 35 | Head | Farm Laborer | Illinois |
| 32 | Eva Wheatly | 37 | Wife | — | Indiana |
| 33 | Mary Wheatly | 13 | Daughter | — | Indiana |
| 34 | Robert Wheatly | 11 | Son | — | Indiana |
| 35 | Betty Jo Wheatly | 9 | Daughter | — | Indiana |
| 36 | Zoma Marie Wheatly | 7 | Daughter | — | Indiana |
| 37 | Nelson Swann | 43 | Head | Farmer | Indiana |
| 38 | Eula Swann | 42 | Wife | — | Indiana |
| 39 | Betty Jean Swann | 11 | Daughter | — | Indiana |
| 40 | Sylvester Swann | 73 | Head | — | Indiana |
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)