MH
Mary Hart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Daviess-County, Indiana
Our Model Tree links this Mary Hart across the 1930 and 1940 US Censuses in Daviess-County, Indiana (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 11-person household.
Age 41
b. ~1899
Female
Spouse
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Daviess-County, Indiana |
| Surname | Hart |
| Given Name | Mary R. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Barr Twp |
| 1935 Residence (County) | Daviess |
| Additional Details | |
| Occupation | Housewife |
| Industry | Home |
| Highest Grade | No |
| 1935 Residence | Ind |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Housewife |
| Township / Ward | Bogard Twp |
| Est. Birth Year | ~1899 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Beulah Hart | Daughter | — | 18 | ~1922 |
| Zelma Hart | Daughter | — | 2 | ~1938 |
| Betty Hart | Daughter | — | 13 | ~1927 |
| Margaret Hart | Daughter | — | 11 | ~1929 |
| Marilyn Hart | Daughter | — | 10 | ~1930 |
| William Hart | Head | — | 42 | ~1898 |
| Fredrick Hart | Son | — | 6 | ~1934 |
| Ray Hart | Son | — | 15 | ~1925 |
| John Hart | Son | — | 9 | ~1931 |
| Wm Hart | Son | — | 17 | ~1923 |
| Mary Hart | Spouse | — | 41 | ~1899 |
Census Appearances
1930
Daviess, Indiana
Spouse, age 31
Daviess, Indiana · implied b. ~1899 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Mary R. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 21 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Daviess-County, Indiana
Spouse, age 41
Daviess-County, Indiana · implied b. ~1899 — 11 household members
| Surname | Hart |
| Given Name | Mary R. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Barr Twp |
| 1935 Residence (County) | Daviess |
| Occupation | Housewife |
| Industry | Home |
| Highest Grade | No |
| 1935 Residence | Ind |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Hart across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Hart
Spouse · 1940 · age 41 · b. ~1899 · Indiana
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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 — Daviess-County, Indiana
Open full size
1940 US Federal Census — Daviess-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01034-00087)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | H. Cecil Newton | 40 | Head | Farmer | Indiana |
| 2 | Irene Newton | 34 | Wife | Farmer | Indiana |
| 3 | Wilma Lorene Newton | 12 | Daughter | — | Indiana |
| 4 | Herbert C. Newton | 11 | Son | — | Ind |
| 5 | Kenneth R. Newton | 9 | Son | — | Ind |
| 6 | Harriet M. Newton | 5 | Daughter | — | Ind |
| 7 | Shirley F. Newton | 4 | Daughter | — | Ind |
| 8 | Ira A. Bird | 57 | Head | — | Illinois |
| 9 | Scillia Bird | 55 | Wife | Housewife | Indiana |
| 10 | Fred L. Wadsworth | 34 | Son-in-law | Farmer | Indiana |
| 11 | Abbie E. Wadsworth | 29 | Daughter | — | Indiana |
| 12 | Ira L. Wadsworth | 2 | Grandson | — | Indiana |
| 13 | Absalom Slevin | 30 | Head | Wpa | Tennessee |
| 14 | Mildred L. Slevin | 26 | Wife | Housewife | Indiana |
| 15 | Sharon L. Slevin | 0 | Daughter | — | Indiana |
| 16 | Mary Slevin | 23 | Sister | Housekeeper | Indiana |
| 17 | Charles O. Franklin | 49 | Head | Farmer | Indiana |
| 18 | May N. Franklin | 54 | Wife | Housewife | Indiana |
| 19 | Sheldon L. Franklin | 18 | Son | Farmer | Indiana |
| 20 | Lewis J. Franklin | 71 | Head | Farmer | Indiana |
| 21 | Ida E. Franklin | 69 | Wife | Housewife | Indiana |
| 22 | William A. Hart | 42 | Head | Laborer | Indiana |
| 23 | Mary R. Hart THIS PERSON | 41 | Wife | Housewife | Indiana |
| 24 | Beulah L. Hart | 18 | Daughter | — | Indiana |
| 25 | Wm D. Hart | 17 | Son | — | Indiana |
| 26 | Ray O. Hart | 15 | Son | — | Indiana |
| 27 | Betty R. Hart | 13 | Daughter | — | Indiana |
| 28 | Margaret E. Hart | 11 | Daughter | — | Indiana |
| 29 | Marilyn E. Hart | 10 | Daughter | — | Indiana |
| 30 | John T. Hart | 9 | Son | — | Indiana |
| 31 | Fredrick L. Hart | 6 | Son | — | Indiana |
| 32 | Zelma I. Hart | 2 | Daughter | — | Indiana |
| 33 | Virgil D. Long | 53 | Head | Farmer | Indiana |
| 34 | Mary A. Long | 50 | Wife | Housewife | Indiana |
| 35 | Charles J. Saul | 47 | Head | 62 | Indiana |
| 36 | Josie Saul | 40 | Wife | Housewife | Indiana |
| 37 | Violet M. Saul | 12 | Daughter | — | Ind |
| 38 | Thomas F. Barley | 66 | Head | Farmer | Indiana |
| 39 | Viney L. Barley | 67 | Wife | Housewife | Indiana |
| 40 | Earl E. Wilson | 46 | Head | Farmer | Indiana |
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)