MW
Mary Whitehead — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Mary Whitehead across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 7-person household.
Age 19
b. ~1921
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Whitehead |
| Given Name | Mary Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | C 1 |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1921 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Neil Whitehead | Head | — | 61 | ~1879 |
| Maud Whitehead | Spouse | — | 53 | ~1887 |
| Sarah Whitehead | Daughter | — | 22 | ~1918 |
| Neil Whitehead | Son | — | 20 | ~1920 |
| James Whitehead | Son | — | 16 | ~1924 |
| Mary Whitehead | Daughter | — | 19 | ~1921 |
| Frances Whitehead | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Jefferson, Kentucky
Daughter, age 9
Jefferson, Kentucky · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Whitehead |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Canada |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Daughter, age 19
Jefferson-County, Kentucky · implied b. ~1921 — 7 household members
| Surname | Whitehead |
| Given Name | Mary Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| Income (1939) | 0 |
| Highest Grade | C 1 |
| 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 Mary Whitehead across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Whitehead
Daughter · 1940 · age 19 · b. ~1921 · Kentucky
★ You are viewing this record
Sibling
Neil Whitehead
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Whitehead
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Whitehead
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Whitehead
Sibling · 1940 · age 14
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-t0627-01370-00546)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter M. Slaby | 38 | Head | Teacher | Kentucky |
| 2 | Rose S. Slaby | 32 | Wife | Teacher | Kentucky |
| 3 | Irene Slaby Lutz | 40 | Daughter | Teacher | Kentucky |
| 4 | Jean Karl Lutz | 25 | Daughter | — | Ohio |
| 5 | Billy Rose Lutz | 5 | Daughter | — | Kentucky |
| 6 | Neil H. Whitehead | 61 | Head | Laborer | Canada |
| 7 | Maud Whitehead | 53 | Wife | — | Kentucky |
| 8 | Sarah Janet Whitehead | 22 | Daughter | Clerical | Kentucky |
| 9 | Neil Jr. Whitehead | 20 | Son | Co-Operator | Kentucky |
| 10 | Mary Elizabeth Whitehead THIS PERSON | 19 | Daughter | — | Kentucky |
| 11 | James Robert Whitehead | 16 | Son | — | Kentucky |
| 12 | Frances Whitehead | 14 | Daughter | — | Kentucky |
| 13 | Oscar Alton | 38 | Head | Medical Technologist | Indiana |
| 14 | Helen Alton | 38 | Wife | — | Indiana |
| 15 | Jean Alton | 8 | Daughter | — | Kentucky |
| 16 | Bradley Alton | 7 | Son | — | Kentucky |
| 17 | Rosemary Alton | 5 | Daughter | — | Kentucky |
| 18 | Beverly L. Ramsey | 42 | Head | Service Manager | Kentucky |
| 19 | Kathleen M. Ramsey | 41 | Wife | — | Kentucky |
| 20 | Beverly L. Jr. Ramsey | 20 | Son | Utility Clerk | Kentucky |
| 21 | Elaine E. Ramsey | 13 | Daughter | — | Kentucky |
| 22 | Margaret A. Boll | 38 | Lodger | Assistant Manager | Kentucky |
| 23 | Margaret Ann Boll | 15 | Daughter | — | Tennessee |
| 24 | Lullabel Thurston | 30 | Head | Teacher | Kentucky |
| 25 | Viola Pulliam | 65 | Mother | — | Kentucky |
| 26 | Frank Addis | 31 | Brother | Lumber Inspector | Kentucky |
| 27 | Genevieve Addis | 25 | Sister | — | Kentucky |
| 28 | Barbara Jean Addis | 2 | Niece | — | Kentucky |
| 29 | Philip Zoken | 53 | Head | Groceryman | Russia |
| 30 | Sarah Zoken | 48 | Wife | Helper | Russia |
| 31 | Marjorie Zoken | 15 | Daughter | — | Kentucky |
| 32 | Pearl Pollard | 32 | Lodger | Telephone Operator | Georgia |
| 33 | Stewart S. Harrison | 42 | Head | Checker | Kentucky |
| 34 | Pearl Harrison | 41 | Wife | — | Illinois |
| 35 | Mary R. Harrison | 19 | Daughter | Stenographer | Kentucky |
| 36 | Sterling D. Jr. Harrison | 14 | Son | — | Kentucky |
| 37 | William Joseph Harrison | 6 | Son | — | Kentucky |
| 38 | Paul Kenneth Waters | 27 | Head | Salesman | Kentucky |
| 39 | Eileen Waters | 25 | Wife | — | Kentucky |
| 40 | Jean Mary Waters | 5 | Daughter | — | Kentucky |
Related Census Records
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)