MS
Mary Stephenson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Adams-County, Ohio
Our Model Tree links this Mary Stephenson across the 1930 and 1940 US Censuses in Adams-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Adams-County, Ohio |
| Surname | Stephenson |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (County) | Adams |
| Additional Details | |
| Occupation | Same place |
| Highest Grade | No 6 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Same Place |
| Township / Ward | Jefferson Tp |
| Est. Birth Year | ~1928 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Walter Stephenson | Head | — | 49 | ~1891 |
| Cora Stephenson | Daughter | — | 8 | ~1932 |
| Roy Stephenson | Son | — | 20 | ~1920 |
| Angeline Stephenson | Daughter | — | 10 | ~1930 |
| Mary Stephenson | Daughter | — | 12 | ~1928 |
| Clayton Stephenson | Son | — | 15 | ~1925 |
| Lydia Stephenson | Spouse | — | 48 | ~1892 |
| Chester Stephenson | Son | — | 17 | ~1923 |
Census Appearances
Daughter, age 2
Adams, Ohio · implied b. ~1928 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stephens |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Adams-County, Ohio
Daughter, age 12
Adams-County, Ohio · implied b. ~1928 — 8 household members
| Surname | Stephenson |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (County) | Adams |
| Occupation | Same place |
| Highest Grade | No 6 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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
Daughter · 1940 · age 12 · b. ~1928 · Ohio
★ You are viewing this record
Sibling
Angeline Stephenson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cora Stephenson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clayton Stephenson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roy Stephenson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Chester Stephenson
Sibling · 1940 · age 17
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 — Adams-County, Ohio
Open full size
1940 US Federal Census — Adams-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03019-00167)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marie Janice | 12 | Daughter | Same Place | Ohio |
| 2 | Walter Stephenson | 49 | Head | Same Place | Ohio |
| 3 | Lydia Stephenson | 48 | Wife | Same Place | Ohio |
| 4 | Roy Stephenson | 20 | Son | Same Place | Ohio |
| 5 | Chester Stephenson | 17 | Son | Same Place | Ohio |
| 6 | Clayton Stephenson | 15 | Son | Same Place | Ohio |
| 7 | Mary Lou Stephenson THIS PERSON | 12 | Daughter | Same Place | Ohio |
| 8 | Angeline Stephenson | 10 | Daughter | Same Place | Ohio |
| 9 | Cora Ethel Stephenson | 8 | Daughter | Same Place | Ohio |
| 10 | Allen Stephenson | 35 | Head | Same Place | Ohio |
| 11 | Ethel E. Stephenson | 31 | Wife | Same Place | Ohio |
| 12 | Tommy Hall | 12 | Nephew | Same Place | Ohio |
| 13 | Jesse Newman | 44 | Head | Same Place | Ohio |
| 14 | Pearl O. Newman | 35 | Wife | Same Place | Ohio |
| 15 | Bertha Newman | 13 | Daughter | Same Place | Ohio |
| 16 | Nanda Newman | 11 | Daughter | Same Place | Ohio |
| 17 | Ray Newman | 9 | Son | Same Place | Ohio |
| 18 | Jesse Jr. Newman | 7 | Son | Same Place | Ohio |
| 19 | Dale Newman | 5 | Son | Same Place | Ohio |
| 20 | Rossell Newman | 2 | Son | — | Ohio |
| 21 | Harley Grooms | 43 | Head | Same Place | Ohio |
| 22 | Loretta D. Grooms | 24 | Wife | Same Place | Kentucky |
| 23 | Vera H. Grooms | 3 | Daughter | — | Ohio |
| 24 | Kenneth Grooms | 12 | Son | — | Ohio |
| 25 | Hertis Lee Grooms | 16 | Son | Same Place | Ohio |
| 26 | John Caraway | 50 | Head | Same Place | Ohio |
| 27 | Hallie S. Caraway | 55 | Wife | Same Place | Ohio |
| 28 | R. D. Armstrong | 27 | Head | Same Place | Ohio |
| 29 | Flo Armstrong | 25 | Wife | Same Place | Ohio |
| 30 | Ellal Binion | 54 | Head | Farming | Kentucky |
| 31 | Frankie Binion | 44 | Wife | — | Kentucky |
| 32 | Elva Binion | 31 | Daughter | Farming | Kentucky |
| 33 | Elda Binion | 29 | Daughter | Housework | Kentucky |
| 34 | Oscar Sparks | 11 | Grandson | — | Kentucky |
| 35 | Wilber Harris | 37 | Head | Same Place | Ohio |
| 36 | Stella Harris | 36 | Wife | Same Place | Ohio |
| 37 | Jack Harris | 11 | Son | Same Place | Ohio |
| 38 | Billy Young Harris | 8 | Son | Same Place | Ohio |
| 39 | Clarinda Harris | 6 | Daughter | Same Place | Ohio |
| 40 | Buckley Mchenry | 20 | Nephew | Farming | Ohio |
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)