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Mary Hartman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Mississippi
Our Model Tree links this Mary Hartman across the 1920, 1930 and 1940 US Censuses in Washington-County, Mississippi (XGBoost, ~Confirmed), with identified parents Joe & Jo — first a daughter (b.~1908), then head of a 8-person household.
Age 32
b. ~1908
Female
Daughter
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Mississippi |
| Surname | Hartman |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Greenville City |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Occupation | Operator |
| Industry | Telephone |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 600 |
| Highest Grade | E 8 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Operator |
| Township / Ward | Greenville City |
| Est. Birth Year | ~1908 |
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 |
|---|---|---|---|---|
| Susie Hartman | Daughter | — | 6 | ~1934 |
| Rita Hartman | Daughter | — | 9 | ~1931 |
| Darris Hartman | Daughter | — | 14 | ~1926 |
| Mary Hartman | Daughter | — | 32 | ~1908 |
| Joe Hartman | Head | — | 29 | ~1911 |
| Edward Hartman | Son | — | 28 | ~1912 |
| Dennis Hartman | Son | — | 19 | ~1921 |
| Permilla Hartman | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Washington, Mississippi
Daughter, age 12
Washington, Mississippi · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hartman |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1930
Washington, Mississippi
Daughter, age 22
Washington, Mississippi · implied b. ~1908 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hartman |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | telephone operator |
| Industry | Telephone exchange |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Washington-County, Mississippi
Daughter, age 32
Washington-County, Mississippi · implied b. ~1908 — 8 household members
| Surname | Hartman |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Greenville City |
| 1935 Residence (County) | Washington |
| Occupation | Operator |
| Industry | Telephone |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 600 |
| Highest Grade | E 8 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Hartman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joe Hartman (~0.92 confidence) and father Jo Hartman (~0.92 confidence) and mother Camilla Hartman (~0.92 confidence) and mother Permilla Hartman (~0.92 confidence) and father Joe Hartman (~0.50 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.84
Father
Joe Hartman
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Jo Hartman
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Camilla Hartman
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Permilla Hartman
b. ~1887
Source mother
● Household
· direct · ~0.92
Father
Joe Hartman
b. ~1911
Source father
● Household
· direct · ~0.5
This person
Anchor record
Mary Hartman
Daughter · 1940 · age 32 · b. ~1908 · Mississippi
★ You are viewing this record
Sibling
Darris Hartman
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dennis Hartman
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Susie Hartman
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Hartman
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Hartman
Sibling · 1940 · age 28
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 — Washington-County, Mississippi
Open full size
1940 US Federal Census — Washington-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02075-00674)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | W. Lillian | 35 | Wife | — | Mississippi |
| 2 | Daughter Alma Rose | None | F | — | — |
| 3 | Son Henry Jr. | None | M | — | — |
| 4 | Son Gerald | None | M | — | — |
| 5 | John H. Estess | 29 | Head | Truck Driver | Mississippi |
| 6 | Grace J. (X) Estess | 29 | Wife | — | Mississippi |
| 7 | Juanita Estess | 2 | Daughter | — | Mississippi |
| 8 | Willie Estess | 18 | Brother | Clerk | Mississippi |
| 9 | James W. Horton | 29 | Head | Crane Operator | Mississippi |
| 10 | Montana (X) Horton | 23 | Wife | — | Georgia |
| 11 | Barbara Ann Horton | 3 | Daughter | — | Mississippi |
| 12 | John W. Horton | 2 | Son | — | Mississippi |
| 13 | James Edley Horton | 1 | Son | — | Mississippi |
| 14 | Harman H. Autry | 31 | Head | Caterpillar Driver | Mississippi |
| 15 | Ruth (X) Autry | 27 | Wife | — | Mississippi |
| 16 | Patricia Ann Autry | 7 | Daughter | — | Mississippi |
| 17 | John Allen Autry | 3 | Son | — | Mississippi |
| 18 | Sylvester Flunderburk | 54 | Head | Painter | Mississippi |
| 19 | Robbie Mae Flunderburk | 30 | Wife | — | Tennessee |
| 20 | Sula Mae Flunderburk | 17 | Daughter | Waitress | Mississippi |
| 21 | Lavelle Flunderburk | 13 | Son | — | Mississippi |
| 22 | Elton Flunderburk | 28 | Brother | Truck Driver | Mississippi |
| 23 | Bettie Lou Flunderburk | 4 | Niece | — | Mississippi |
| 24 | Julius Kilgore | 31 | Head | Crane Operator | Mississippi |
| 25 | Marie (X) Kilgore | 33 | Wife | — | Alabama |
| 26 | Winifred Kilgore | 8 | Daughter | — | Mississippi |
| 27 | James H. Bussey | 38 | In-law | Night Watchman | Alabama |
| 28 | Clarence Bussey | 31 | Brother | Lumberman | Alabama |
| 29 | Leroy E. Cox | 53 | Head | Barber | Arkansas |
| 30 | Idella (X) Cox | 23 | Wife | — | Mississippi |
| 31 | Juanita Morris | 19 | Daughter | Saleswoman | Mississippi |
| 32 | Joe Hartman | 29 | Head | Fireman | Mississippi |
| 33 | Permilla M. Hartman | 53 | Wife | — | Mississippi |
| 34 | Mary Lou Hartman THIS PERSON | 32 | Daughter | Operator | Mississippi |
| 35 | Edward Hartman | 28 | Son | Stamper | Mississippi |
| 36 | Dennis Hartman | 19 | Son | Deck Hand | Mississippi |
| 37 | Darris Hartman | 14 | Daughter | — | Mississippi |
| 38 | Rita Hartman | 9 | Daughter | — | Mississippi |
| 39 | Susie Hartman | 6 | Daughter | — | Mississippi |
| 40 | Lenard (X) Odom | 32 | Head | Pumper | Texas |
Pedigree Summary
Mary + 5 siblings
Gen 1 · 5 parents
~0.84
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)