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Charles Alexander — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Charles Alexander across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents George & George — first a son (b.~1920), then head of a 8-person household.
Age 20
b. ~1920
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Alexander |
| Given Name | Charles |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Laborer |
| Industry | Cleaning |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 496 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Laborer |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1920 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Mary Alexander | Daughter | — | 13 | ~1927 |
| Elizabeth Alexander | Daughter | — | 9 | ~1931 |
| Agnes Alexander | Head | — | 40 | ~1900 |
| Adell Alexander | Other | — | 17 | ~1923 |
| George Alexander | Son | — | 22 | ~1918 |
| Charles Alexander | Son | — | 20 | ~1920 |
| James Alexander | Son | — | 18 | ~1922 |
| Louis Alexander | Son | — | 6 | ~1934 |
Census Appearances
1920
Jefferson, Kentucky
Son, age
Jefferson, Kentucky · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | Charles W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Mulatto |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Son, age 10
Jefferson, Kentucky · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | Charles M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| 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
Jefferson-County, Kentucky
Son, age 20
Jefferson-County, Kentucky · implied b. ~1920 — 8 household members
| Surname | Alexander |
| Given Name | Charles |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Laborer |
| Industry | Cleaning |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 496 |
| Highest Grade | Hs 4 |
| 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 Charles Alexander across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Alexander (~0.92 confidence) and father George Alexander (~0.92 confidence) and mother Agnes Alexander (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Alexander
b. ~1895
Source father
● Household
· direct · ~0.92
Father
George Alexander
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Agnes Alexander
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Alexander
Son · 1940 · age 20 · b. ~1920 · Kentucky
★ You are viewing this record
Sibling
Elizabeth Alexander
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Alexander
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Alexander
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Alexander
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Alexander
Sibling · 1940 · age 22
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
40 people indexed on this census page (nara:1940:m-t0627-01374-00322)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Earnestine Adams | 6 | daughter | — | Kentucky |
| 2 | Clementine Adams | 4 | daughter | — | Kentucky |
| 3 | Ruby Pratt | 47 | Head | Servant | Kentucky |
| 4 | Clarence Smith | 31 | Lodger | Chauffeur | Kentucky |
| 5 | Richard Hudson | 38 | Head | Tool Checker | Tennessee |
| 6 | Gertrude Hudson | 36 | wife | — | Tennessee |
| 7 | Marjorie Hudson | 17 | daughter | — | Tennessee |
| 8 | Gertrude Buchannon | 18 | niece | — | Tennessee |
| 9 | George Walker | 30 | Head | Automobile Mechanic | Kentucky |
| 10 | Ella Mae Walker | 26 | wife | Proprietor | Kentucky |
| 11 | Malissa Cass | 65 | Mother-in-law | — | Kentucky |
| 12 | William Jefferson | 34 | Brother-in-law | Musician | Kentucky |
| 13 | Alonzo Williams | 33 | Brother-in-law | Automobile Mechanic | Kentucky |
| 14 | Clifford Benton | 25 | Head | Laborer | Tennessee |
| 15 | Julia Benton | 20 | wife | — | Kentucky |
| 16 | Elsie Benton | 27 | sister | Laborer | Tennessee |
| 17 | John Benton | 19 | brother | Laborer | Tennessee |
| 18 | Lucy Buckley | 52 | Head | — | Kentucky |
| 19 | Alletta Brown | 27 | daughter | Servant | Kentucky |
| 20 | Alina Brown | 25 | daughter | — | Kentucky |
| 21 | Ernestine Buckley | 13 | daughter | — | Kentucky |
| 22 | Geraldine Brown | 8 | daughter | — | Kentucky |
| 23 | Hattie Gray | 49 | Head | Laundress | Kentucky |
| 24 | Wallace Grundy | 59 | Lodger | Janitor | Kentucky |
| 25 | Frank Black | 48 | Lodger | Cook | Kentucky |
| 26 | Ellis Johnson | 61 | Head | Waiter | Kentucky |
| 27 | Bella Johnson | 58 | wife | — | Missouri |
| 28 | Ellis Jr. Johnson | 26 | son | Valet | Missouri |
| 29 | Agnes Alexander | 40 | Head | Spill | Kentucky |
| 30 | Charles Alexander THIS PERSON | 20 | son | Laborer | Kentucky |
| 31 | James Garfield Alexander | 18 | son | Porter | Kentucky |
| 32 | Mary Louise Alexander | 13 | daughter | — | Kentucky |
| 33 | Elizabeth Alexander | 9 | daughter | — | Kentucky |
| 34 | Louis Elliott Alexander | 6 | son | — | Kentucky |
| 35 | George Alexander | 22 | son | Porter | Kentucky |
| 36 | Adell Alexander | 17 | sister-in-law | Maid | Georgia |
| 37 | Esther Hamell | 39 | Head | Servant | Tennessee |
| 38 | Lillie Saunders | 18 | daughter | — | Kentucky |
| 39 | Russell Saunders | 16 | son | — | Kentucky |
| 40 | Maymeh Saunders | 13 | daughter | — | Kentucky |
Related Census Records
Pedigree Summary
Charles + 5 siblings
Gen 1 · 3 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)