LJ
Lucille Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Lucille Johnson across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents Addie & Beather — first a daughter (b.~1913), then head of a 2-person household.
Age 27
b. ~1913
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Johnson |
| Given Name | Lucille |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Cook |
| Industry | Private family |
| Class of Worker | PW |
| Income (1939) | 416 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Cook |
| Township / Ward | Louisville City |
| 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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lucille | Age | Birth yr |
|---|---|---|---|---|
| Lucille Johnson | Daughter | — | 27 | ~1913 |
| Beather Johnson | Head | — | 40 | ~1900 |
Census Appearances
1920
Jefferson, Kentucky
Daughter, age 9
Jefferson, Kentucky · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lucille |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Other, age 19
Jefferson, Kentucky · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lucille |
| Sex | F |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Servant |
| Industry | Private family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Daughter, age 27
Jefferson-County, Kentucky · implied b. ~1913 — 2 household members
| Surname | Johnson |
| Given Name | Lucille |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Cook |
| Industry | Private family |
| Class of Worker | PW |
| Income (1939) | 416 |
| Highest Grade | No 8 |
| 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 Lucille Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Addie Johnson (~0.92 confidence) and mother Beather Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Addie Johnson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Beather Johnson
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lucille Johnson
Daughter · 1940 · age 27 · b. ~1913 · 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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01367-00418)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arthur Moore | 37 | Cousin | Laborer | Kentucky |
| 2 | Howard Bean | 40 | Head | Janitor | Kentucky |
| 3 | Mildred Bean | 38 | Wife | — | Kentucky |
| 4 | Ann Elizabeth Bean | 18 | Daughter | — | Kentucky |
| 5 | Herbert Adams | 24 | Head | Delivery Boy | Kentucky |
| 6 | Laura Adams | 30 | Wife | — | Kentucky |
| 7 | Murrel Adams | 5 | Daughter | — | Kentucky |
| 8 | Dorothy Adams | 4 | Daughter | — | Kentucky |
| 9 | Bertha Marshall | 52 | Mother-in-law | Maid | Kentucky |
| 10 | Richard Marshall | 10 | Nephew | — | Kentucky |
| 11 | Beather Johnson | 40 | Head | Cook | Kentucky |
| 12 | Lucille Johnson THIS PERSON | 27 | Daughter | Cook | Kentucky |
| 13 | William Zeigler | 32 | Head | Painter | Kentucky |
| 14 | Christine Zeigler | 32 | Wife | Maid | Kentucky |
| 15 | James Duncan | 40 | Head | Housework | Kentucky |
| 16 | Lune Hamilton | 47 | Head | — | Kentucky |
| 17 | Minnie Hamilton | 49 | Wife | Cook | Kentucky |
| 18 | Verta Farmer | 45 | Head | Laundress | Kentucky |
| 19 | Maxine Roberts | 26 | Daughter | Cook | Kentucky |
| 20 | Walton Roberts | 28 | Daughter | Maid | Kentucky |
| 21 | Riley Neighbors | 57 | Head | Butler | Kentucky |
| 22 | Pearl Neighbors | 49 | Wife | — | Tennessee |
| 23 | Arthur Beeler | 25 | Head | Operator | Kentucky |
| 24 | Elizabeth Beeler | 24 | Wife | Housework | Kentucky |
| 25 | Constance Beeler | 5 | Daughter | — | Kentucky |
| 26 | Melvin Beeler | 3 | Son | — | Kentucky |
| 27 | Larry Beeler | 1 | Son | — | Kentucky |
| 28 | Ira Douglas | 50 | Head | Trucker | Kentucky |
| 29 | Inez Douglas | 42 | Wife | — | Kentucky |
| 30 | Daughter Hazel | None | F | Restaurant | — |
| 31 | Daughter Alice | None | F | — | — |
| 32 | Daughter Dorothy | None | F | — | — |
| 33 | Daughter Lottie | None | F | — | — |
| 34 | Son Ira Jr. | None | M | — | — |
| 35 | Son John | None | M | — | — |
| 36 | Son Robert | None | M | — | — |
| 37 | Son Charles | None | M | — | — |
| 38 | Daughter Janet | None | F | — | — |
| 39 | Daughter Eunice | None | F | — | — |
| 40 | James Brown | 45 | Head | Clerk | Kentucky |
Pedigree Summary
Lucille
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)