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Lois Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Lois Thompson across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 11-person household.
Age 13
b. ~1927
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Thompson |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Louisville City |
| 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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lois | Age | Birth yr |
|---|---|---|---|---|
| Joseph Thompson | Son | — | 11 | ~1929 |
| Curtis Thompson | Son | — | 15 | ~1925 |
| Robert Druin | Son | — | 8 | ~1932 |
| Charles Thompson | Son | — | 5 | ~1935 |
| Omer Druin | Son | — | 11 | ~1929 |
| Lucy Dorsey | Other | — | 22 | ~1918 |
| Lilly Druin | Spouse | — | 37 | ~1903 |
| Lois Thompson | Daughter | — | 13 | ~1927 |
| Thomas Thompson | Son | — | 9 | ~1931 |
| Beulah Thompson | Daughter | — | 17 | ~1923 |
| Roy Druin | Head | — | 38 | ~1902 |
Census Appearances
1930
Jefferson, Kentucky
Daughter, age 3
Jefferson, Kentucky · implied b. ~1927 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Lois M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Daughter, age 13
Jefferson-County, Kentucky · implied b. ~1927 — 11 household members
| Surname | Thompson |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Highest Grade | No 7 |
| 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 Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lois Thompson
Daughter · 1940 · age 13 · b. ~1927 · Kentucky
★ You are viewing this record
Sibling
Beulah Thompson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Omer Druin
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Druin
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Thompson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Curtis Thompson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Thompson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Thompson
Sibling · 1940 · age 5
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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01372-00229)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ruth E. Warr | 4 | Daughter | — | Kentucky |
| 42 | Mary L. Hawkins | 16 | Lodger | — | Kentucky |
| 44 | Mary A. White | 43 | Head | — | Kentucky |
| 45 | Lilly B. Davis | 35 | Lodger | House Maid | Kentucky |
| 46 | Grady Baylor | 30 | Lodger | House Maid | Kentucky |
| 47 | James H. Madison | 20 | Lodger | Truck Driver | Kentucky |
| 48 | Wyman Pettit | 44 | Head | Yard Man | Minnesota |
| 49 | Pearl M. Pettit | 32 | Wife | — | Kentucky |
| 50 | Arthur Pettit | 13 | Son | — | Kentucky |
| 51 | Martha Pettit | 11 | Daughter | — | Kentucky |
| 52 | Virginia Pettit | 8 | Daughter | — | Kentucky |
| 53 | Richard Pettit | 7 | Son | — | Kentucky |
| 54 | Thomas Pettit | 5 | Son | — | Kentucky |
| 55 | Eula Isarey | 55 | Head | Housekeeper | Kentucky |
| 56 | Irene Isarey | 18 | Daughter | — | Texas |
| 57 | James Isarey | 16 | Son | — | Kentucky |
| 58 | Roy Druin | 38 | Head | Press Worker | Kentucky |
| 59 | Lilly Druin | 37 | Wife | Blender | Kentucky |
| 60 | Omer Druin | 11 | Son | — | Kentucky |
| 61 | Robert Druin | 8 | Son | — | Kentucky |
| 62 | Beulah Thompson | 17 | Daughter | — | Kentucky |
| 63 | Curtis Thompson | 15 | Son | — | Kentucky |
| 64 | Lois Thompson THIS PERSON | 13 | Daughter | — | Kentucky |
| 65 | Joseph Thompson | 11 | Son | — | Kentucky |
| 66 | Thomas Thompson | 9 | Son | — | Kentucky |
| 67 | Charles Thompson | 5 | Son | — | Kentucky |
| 68 | Lucy Dorsey | 22 | Sister | Housekeeper | Kentucky |
| 69 | Nellie Nolan | 42 | Head | Cook | Tennessee |
| 70 | Benjamin Wainwright | 26 | Boarder | Press Molder | Pennsylvania |
| 71 | Marguerite Wainwright | 24 | Daughter | — | Kentucky |
| 72 | Marvin L. Wainwright | 4 | Son | — | Kentucky |
| 73 | Nelvenia Wainwright | 1 | Daughter | — | Kentucky |
| 74 | Mary Pipkins | 26 | Daughter | Cook | Kentucky |
| 75 | Ed Singleton | 48 | Lodger | Cleaning Machine | Kentucky |
| 76 | James Cantrell | 32 | Head | Porter | Kentucky |
| 77 | Stella Cantrell | 31 | Wife | — | Kentucky |
| 78 | Lindsay Ralston | 26 | Uncle | Brick Layer | Kentucky |
| 79 | Joseph Hughes | 64 | Head | Hand Carrier | Kentucky |
| 80 | Amy Hughes | 51 | Wife | — | 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)