BL
Bertha Lee — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lewis-County, Kentucky
Our Model Tree links this Bertha Lee across the 1920, 1930 and 1940 US Censuses in Lewis-County, Kentucky (XGBoost, ~Confirmed), with identified parents Ellsworth & Elza — first a daughter (b.~1915), then head of a 7-person household.
Age 25
b. ~1915
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lewis-County, Kentucky |
| Surname | Lee |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lewis |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Magisterial District 3 |
| Est. Birth Year | ~1915 |
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 Bertha | Age | Birth yr |
|---|---|---|---|---|
| Oscar Lee | Son | — | 20 | ~1920 |
| Vickie Lee | Daughter | — | 27 | ~1913 |
| Bertha Lee | Daughter | — | 25 | ~1915 |
| Elza Lee | Head | — | 61 | ~1879 |
| Edwin Lee | Son | — | 16 | ~1924 |
| Goldie Lee | Daughter | — | 12 | ~1928 |
| Lucy Lee | Spouse | — | 33 | ~1907 |
Census Appearances
1920
Lewis, Kentucky
Daughter, age 2
Lewis, Kentucky · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Bertha M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Lewis, Kentucky
Daughter, age 14
Lewis, Kentucky · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| 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
Lewis-County, Kentucky
Daughter, age 25
Lewis-County, Kentucky · implied b. ~1915 — 7 household members
| Surname | Lee |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lewis |
| Class of Worker | 0 |
| Highest Grade | Hs 3 |
| 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 Bertha Lee across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ellsworth Lee (~0.92 confidence) and father Elza Lee (~0.92 confidence) and father James Lee (~0.92 confidence) and mother Bertha Lee (~0.92 confidence) and mother Lucy Lee (~0.60 confidence) and mother Lucy Lee (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.87
Father
Ellsworth Lee
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Elza Lee
b. ~1879
Source father
● Household
· direct · ~0.92
Father
James Lee
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Bertha Lee
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Lucy Lee
b. ~1907
Source mother
● Household
· direct · ~0.6
Mother
Lucy Lee
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Bertha Lee
Daughter · 1940 · age 25 · b. ~1915 · Kentucky
★ You are viewing this record
Sibling
Oscar Lee
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vickie Lee
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edwin Lee
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Goldie Lee
Sibling · 1940 · age 12
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 — Lewis-County, Kentucky
Open full size
1940 US Federal Census — Lewis-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01331-00222)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Millard Mcclure | 22 | Son | Farmer | Kentucky |
| 2 | Bert Mcclure | 20 | Son | Farmer | Kentucky |
| 3 | Wilson Lambert | 24 | Head | Laborer | Kentucky |
| 4 | Emma Mae Lambert | 22 | Wife | — | Kentucky |
| 5 | Donald R. Lambert | 2 | Son | — | Kentucky |
| 6 | Fred Pennington | 40 | Head | Car Repairer | Kentucky |
| 7 | Elizabeth Pennington | 35 | Wife | — | Kentucky |
| 8 | James Pennington | 13 | Son | — | Ohio |
| 9 | Louise Fisher | 13 | Niece | — | Kentucky |
| 10 | Jack Kitchen | 56 | Head | Farmer | Kentucky |
| 11 | Daisy Kitchen | 16 | Wife | — | Kentucky |
| 12 | Elza Lee | 61 | Head | Farmer | Kentucky |
| 13 | Lucy Lee | 33 | Wife | — | Kentucky |
| 14 | Vickie Lee | 27 | Daughter | — | Kentucky |
| 15 | Bertha Lee THIS PERSON | 25 | Daughter | — | Kentucky |
| 16 | Oscar Lee | 20 | Son | Laborer | Kentucky |
| 17 | Edwin Lee | 16 | Son | — | Kentucky |
| 18 | Goldie Lee | 12 | Daughter | — | Kentucky |
| 19 | Basil Lambert | 64 | Head | Tool Repairer | Kentucky |
| 20 | Nellie Lambert | 44 | Wife | — | Kentucky |
| 21 | Troy Lambert | 29 | Son | Laborer | Kentucky |
| 22 | Basil Lambert | 16 | Son | Laborer | Kentucky |
| 23 | Sylvia L. Lambert | 14 | Daughter | — | Kentucky |
| 24 | Irene Lambert | 9 | Daughter | — | Kentucky |
| 25 | Mary Alice Lambert | 6 | Daughter | — | Kentucky |
| 26 | Janice Lambert | 2 | Daughter | — | Kentucky |
| 27 | William Willman | 81 | Head | Farmer | Kentucky |
| 28 | Lizzie Willman | 63 | Wife | — | Kentucky |
| 29 | Linnow Willman | 21 | Son | Farmer | Kentucky |
| 30 | Marion Rister | 39 | Head | Farmer | Kentucky |
| 31 | Hattie Rister | 34 | Wife | — | Kentucky |
| 32 | Clifford Rister | 18 | Son | Laborer | Kentucky |
| 33 | Gladys Rister | 15 | Daughter | — | Kentucky |
| 34 | Cletis Rister | 12 | Son | — | Kentucky |
| 35 | Harold Rister | 10 | Son | — | Kentucky |
| 36 | Clatine Rister | 2 | Daughter | — | Kentucky |
| 37 | Henry Rister | 78 | Father | — | Kentucky |
| 38 | Bird Mcclure | 55 | Head | Farmer | Kentucky |
| 39 | Mary Mcclure | 46 | Wife | — | Ohio |
| 40 | Carl Mcclure | 20 | Son | Farmer | Kentucky |
Pedigree Summary
Bertha + 4 siblings
Gen 1 · 6 parents
~0.87
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)