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Robert Ray — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Robert Ray across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents Luther & Mattie — first a head (b.~1905), then head of a 6-person household.
Age 35
b. ~1905
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Ray |
| Given Name | Robert L. Sr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Still operator |
| Industry | Oil Refinery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Still Operator |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1905 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Alberta Ray | Spouse | — | 36 | ~1904 |
| Geneva Ray | Daughter | — | 14 | ~1926 |
| Robert Ray | Son | — | 9 | ~1931 |
| Robert Ray | Head | — | 35 | ~1905 |
| Aljean Ray | Daughter | — | 16 | ~1924 |
| Geraldine Ray | Daughter | — | 12 | ~1928 |
Census Appearances
1920
Jefferson, Kentucky
Son, age 15
Jefferson, Kentucky · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ray |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Packer |
| Industry | Clothing Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Head, age 25
Jefferson, Kentucky · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ray |
| Given Name | Robert R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 18 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Distiller |
| Industry | Oil Refinery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15 |
| Radio Set | R |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Head, age 35
Jefferson-County, Kentucky · implied b. ~1905 — 6 household members
| Surname | Ray |
| Given Name | Robert L. Sr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Still operator |
| Industry | Oil Refinery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| 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 Robert Ray across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Luther Ray (~0.92 confidence) and mother Mattie Ray (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Luther Ray
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Mattie Ray
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Ray
Head · 1940 · age 35 · b. ~1905 · 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-t0627-01365-00531)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Viola Ann Miller | 9 | Daughter | — | Kentucky |
| 2 | Kenneth Miller | 3 | Son | — | Kentucky |
| 3 | William Sausey | 69 | Father-in-law | — | Kentucky |
| 4 | Edel Ebinger | 52 | Head | — | Kentucky |
| 5 | Charles Ebinger | 57 | Husband | — | Kentucky |
| 6 | Walburga Heisler | 30 | Sister-in-law | Stenographer | Kentucky |
| 7 | Son-In-Law Howard | None | M | Electrotyping | — |
| 8 | John M. Ebinger | 52 | Brother-in-law | Florist | Kentucky |
| 9 | John J. Fischer | 54 | Head | — | Kentucky |
| 10 | Annie M. Fischer | 60 | Sister | — | Kentucky |
| 11 | Alfred J. Roth | 34 | Head | Inner | Kentucky |
| 12 | Ann A. Roth | 32 | Wife | Comptometer | Kentucky |
| 13 | Homer Holbert | 23 | Head | — | Kentucky |
| 14 | Lucinda Holbert | 22 | Wife | — | Kentucky |
| 15 | Mamie Money | 19 | Head | — | Kentucky |
| 16 | Clara E. Money | 49 | Sister | — | Kentucky |
| 17 | Josephine Money | 47 | Sister | — | Kentucky |
| 18 | Riley Jeffries | 52 | Head | Freight Car Inspector | Kentucky |
| 19 | Oma Jeffries | 52 | Wife | — | Kentucky |
| 20 | Charles Hall | 44 | Head | Clerk | Kentucky |
| 21 | Helen Hall | 42 | Wife | — | Kentucky |
| 22 | Bernard Williams | 45 | Head | Grader | Lebanon |
| 23 | Ernestine Williams | 44 | Wife | — | Lebanon |
| 24 | Lida Cheatham | 80 | Head | — | Kentucky |
| 25 | Norma Cheatham | 60 | Daughter | — | Kentucky |
| 26 | Douglas Davenport | 27 | Head | Salesman | Kentucky |
| 27 | Lillian Davenport | 23 | Wife | — | Kentucky |
| 28 | Deanna Davenport | 0 | Daughter | — | Kentucky |
| 29 | — | None | — | — | — |
| 30 | Ira Potts | 42 | Head | Supervisor | Kentucky |
| 31 | Vivian Potts | 41 | Wife | — | Kentucky |
| 32 | Grover Potts | 20 | Son | — | Kentucky |
| 33 | Charles Potts | 12 | Son | — | Kentucky |
| 34 | Robert L. Sr. Ray THIS PERSON | 35 | Head | Still Operator | Kentucky |
| 35 | Alberta Ray | 36 | Wife | — | Kentucky |
| 36 | Aljean Ray | 16 | Daughter | — | Kentucky |
| 37 | Geneva Lou Ray | 14 | Daughter | — | Kentucky |
| 38 | Geraldine Ray | 12 | Daughter | — | Kentucky |
| 39 | Robert L. Jr. Ray | 9 | Son | — | Kentucky |
| 40 | Daniel Fred Karl | 35 | Head | Racer | Kentucky |
Pedigree Summary
Robert
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)