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Mary Graves — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Mary Graves across the 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 11-person household.
Age 12
b. ~1928
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Graves |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Indianapolis |
| 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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Dent Graves | Head | — | 32 | ~1908 |
| Bertha Graves | Spouse | — | 31 | ~1909 |
| Betty Graves | Daughter | — | 10 | ~1930 |
| Juanita Graves | Daughter | — | 6 | ~1934 |
| Samie Graves | Son | — | 15 | ~1925 |
| Julia Graves | Daughter | — | 13 | ~1927 |
| Irene Graves | Daughter | — | 2 | ~1938 |
| Helen Graves | Daughter | — | 8 | ~1932 |
| Mary Graves | Daughter | — | 12 | ~1928 |
| Gloria Graves | Daughter | — | ~1940 | |
| Phyllis Graves | Daughter | — | 4 | ~1936 |
Census Appearances
1930
Marion, Indiana
Daughter, age 2
Marion, Indiana · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graves |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | none |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Daughter, age 12
Marion-County, Indiana · implied b. ~1928 — 11 household members
| Surname | Graves |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| 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 Graves across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Graves
Daughter · 1940 · age 12 · b. ~1928 · Indiana
★ You are viewing this record
Sibling
Betty Graves
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Graves
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Graves
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phyllis Graves
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Juanita Graves
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Graves
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samie Graves
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gloria Graves
Sibling · 1940 · age
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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01129-00744)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Woodward | 60 | Head | Janitor | Tennessee |
| 2 | Effie Woodward | 54 | Wife | Matron | Kentucky |
| 3 | Evelyn Woodward | 17 | Daughter | — | Indiana |
| 4 | Elmer Hunt | 64 | Head | Laborer | Indiana |
| 5 | Catherine Henderson | 53 | Servant | Housekeeper | Kentucky |
| 6 | Harold Peas | 35 | Head | Polish Mixer | Indiana |
| 7 | Grace Peas | 31 | Wife | Laborer | Kentucky |
| 8 | Joseph Peas | 9 | Son | — | Indiana |
| 9 | Norma Peas | 8 | Daughter | — | Indiana |
| 10 | Helen Peas | 5 | Daughter | — | Indiana |
| 11 | Alma Peas | 2 | Daughter | — | Indiana |
| 12 | Howard Suttle | 66 | Head | Truck Driver | Tennessee |
| 13 | Minnie Suttle | 63 | Wife | — | Kentucky |
| 14 | Dent Graves | 32 | Head | Laborer | Tennessee |
| 15 | Bertha Graves | 31 | Wife | — | Tennessee |
| 16 | Samie Graves | 15 | Son | Salesman | Tennessee |
| 17 | Julia Graves | 13 | Daughter | — | Indiana |
| 18 | Mary Graves THIS PERSON | 12 | Daughter | — | Indiana |
| 19 | Betty Graves | 10 | Daughter | — | Indiana |
| 20 | Helen Graves | 8 | Daughter | — | Indiana |
| 21 | Juanita Graves | 6 | Daughter | — | Indiana |
| 22 | Phyllis Graves | 4 | Daughter | — | Indiana |
| 23 | Irene Graves | 2 | Daughter | — | Indiana |
| 24 | Gloria Graves | 0 | Daughter | — | Indiana |
| 25 | Charles P. Lehr | 46 | Head | Steam Fitter | Indiana |
| 26 | Ada Lehr | 46 | Wife | — | Indiana |
| 27 | Marjorie Lehr | 20 | Daughter | Clerk | Indiana |
| 28 | Laverne Lehr | 17 | Daughter | — | Indiana |
| 29 | Mary Ellen Lehr | 11 | Daughter | — | Indiana |
| 30 | Mona Lee Lehr | 3 | Daughter | — | Indiana |
| 31 | Charles B. Lehr | 21 | Head | — | Germany |
| 32 | Joe F. Mcclellan | 82 | Head | — | Indiana |
| 33 | Ben Freeman | 22 | Lodger | — | Indiana |
| 34 | Samuel Walker | 46 | Head | Salesman | Pennsylvania |
| 35 | Blanche Walker | 44 | Wife | — | Indiana |
| 36 | Carl Hofer | 23 | Head | Transit Clerk | Indiana |
| 37 | Serena Hofer | 19 | Wife | — | Indiana |
| 38 | Harvey E. Mcclellan | 50 | Head | Pipe Fitter | Indiana |
| 39 | Mildred Mcclellan | 39 | Wife | — | Indiana |
| 40 | Vivian Mcclellan | 20 | Daughter | Filing Clerk | Indiana |
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)