MS
Mary Stephenson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Mary Stephenson across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 6-person household.
Age 42
b. ~1898
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Stephenson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1898 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Martha Stephenson | Daughter | — | 18 | ~1922 |
| Robert Stephenson | Son | — | 9 | ~1931 |
| Stuart Stephenson | Son | — | 22 | ~1918 |
| Stevie Stephenson | Head | — | 52 | ~1888 |
| Gaines Stephenson | Son | — | 20 | ~1920 |
| Mary Stephenson | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Jefferson, Kentucky
Other, age 31
Jefferson, Kentucky · implied b. ~1899 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stephens |
| Given Name | Mary E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 29 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Spouse, age 42
Jefferson-County, Kentucky · implied b. ~1898 — 6 household members
| Surname | Stephenson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 Stephenson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Stephenson
Spouse · 1940 · age 42 · b. ~1898 · Kentucky
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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-t0627-01376-00792)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Brennen | 50 | Brother | — | Kentucky |
| 2 | Ella S. Hiltmans | 54 | Head | Clerk | Kentucky |
| 3 | Sam Hiltmans | 39 | Brother | Clerk | Kentucky |
| 4 | William Burden | 45 | Head | Salesman | Kentucky |
| 5 | Nell Burden | 44 | Wife | — | Kentucky |
| 6 | Wade Poole | 14 | Nephew | — | Kentucky |
| 7 | Martha Miller | 78 | Mother-in-law | — | Kentucky |
| 8 | James J. Cody | 56 | Head | Scale Inspector | Kentucky |
| 9 | Anna C. Cody | 50 | Wife | — | Kentucky |
| 10 | Richard A. Cody | 19 | Son | N.Y.A. Supervisor | Kentucky |
| 11 | Mildred A. Cody | 17 | Daughter | — | Kentucky |
| 12 | William Schack | 55 | Head | Electrician | Kentucky |
| 13 | Pearl Schack | 53 | Wife | — | Kentucky |
| 14 | Margaret Sabrie | 60 | Head | — | Kentucky |
| 15 | Nancy Ray Sabrie | 30 | Daughter | Librarian | Kentucky |
| 16 | Edwin R. Sabrie | 27 | Son | Checker | Kentucky |
| 17 | Jane Arnold Sabrie | 23 | Daughter | — | Kentucky |
| 18 | William S. Sabrie | 21 | Son | Attendant | Kentucky |
| 19 | Kate O'Connell | 62 | Sister | Telegraph Operator | Kentucky |
| 20 | Florence Williams | 47 | Head | Telegraph Operator | Kentucky |
| 21 | Jaleen Williams | 35 | Wife | — | Kentucky |
| 22 | Margaret Filben | 37 | Head | Secretary | Kentucky |
| 23 | Julia Filben | 35 | Sister | Secretary | Kentucky |
| 24 | Katherine Filben | 33 | Sister | — | Kentucky |
| 25 | Thomas W. Filben | 45 | Brother | Switchman | Kentucky |
| 26 | Stevie Stephenson | 52 | Head | Switchman | Kentucky |
| 27 | Mary Stephenson THIS PERSON | 42 | Wife | — | Kentucky |
| 28 | Stuart Stephenson | 22 | Son | Distill. Operator | Kentucky |
| 29 | Gaines Stephenson | 20 | Son | New Worker | Kentucky |
| 30 | Martha Stephenson | 18 | Daughter | — | Kentucky |
| 31 | Robert Stephenson | 9 | Son | — | Kentucky |
| 32 | William Jaegle | 50 | Head | Underground Supt. | Kentucky |
| 33 | Emily Jaegle | 42 | Wife | — | Kentucky |
| 34 | Dorothy Jaegle | 17 | Daughter | — | Kentucky |
| 35 | Janice Jaegle | 13 | Daughter | — | Kentucky |
| 36 | Walter E. Clark | 65 | Father-in-law | Laborer | England |
| 37 | Catherine Clark | 71 | Mother-in-law | — | Indiana |
| 38 | James J. Burke | 49 | Head | Treasurer | Kentucky |
| 39 | Amalina Burke | 49 | Wife | — | Kentucky |
| 40 | James L. Burke | 25 | Son | Bookkeeper | Kentucky |
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)