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Mary Graves — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, South Carolina
Our Model Tree links this Mary Graves across the 1930 and 1940 US Censuses in Marion-County, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, South Carolina |
| Surname | Graves |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Britton's Neck Township |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 12 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farm Laborer |
| Township / Ward | Brittons Neck Township |
| Est. Birth Year | ~1925 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Graves | Daughter | — | 15 | ~1925 |
| Richard Graves | Son | — | 4 | ~1936 |
| T Graves | Son | — | 2 | ~1938 |
| Bernice Graves | Daughter | — | 19 | ~1921 |
| Gurlean Graves | Daughter | — | 17 | ~1923 |
| Richard Graves | Head | — | 44 | ~1896 |
| Evelyn Graves | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Marion, South …
Other, age 5
Marion, South Carolina · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graves |
| Given Name | Mary G. |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Marion-County, South …
Daughter, age 15
Marion-County, South Carolina · implied b. ~1925 — 7 household members
| Surname | Graves |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Britton's Neck Township |
| 1935 Residence (County) | Marion |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 12 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
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 15 · b. ~1925 · South Carolina
★ You are viewing this record
Sibling
Evelyn Graves
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Graves
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
T Graves
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gurlean Graves
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Graves
Sibling · 1940 · age 19
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, South Carolina
Open full size
1940 US Federal Census — Marion-County, South Carolina
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03825-00057)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Candis Hemingway | 60 | Wife | Farm Laborer | South Carolina |
| 42 | Shuler Hemingway | 13 | Son | — | South Carolina |
| 43 | Herbert Hemingway | 5 | Son | — | South Carolina |
| 44 | Pearlie Hemingway | 21 | Son | Farm Laborer | South Carolina |
| 45 | Leanna Hemingway | 18 | Daughter in law | Farm Laborer | South Carolina |
| 46 | Edgar Presley | 21 | Son in law | Laborer | South Carolina |
| 47 | Mary Presley | 17 | Daughter | Farm Laborer | South Carolina |
| 48 | Katie B. Presley | 0 | Daughter | — | South Carolina |
| 49 | Richard Graves | 44 | Head | Farmer | South Carolina |
| 50 | Bernice Graves | 19 | Daughter | Farm Laborer | South Carolina |
| 51 | Gurlean Graves | 17 | Daughter | Farm Laborer | South Carolina |
| 52 | Mary Graves THIS PERSON | 15 | Daughter | Farm Laborer | South Carolina |
| 53 | Evelyn Graves | 13 | Daughter | — | South Carolina |
| 54 | Richard Jr. Graves | 4 | Son | — | South Carolina |
| 55 | T. Earl Graves | 2 | Son | — | South Carolina |
| 57 | Earl L. Brown | 42 | Head | Foreman Saw Crew | South Carolina |
| 58 | Nellie Brown | 42 | Wife | — | South Carolina |
| 59 | Walter E. Brown | 17 | Son | Farm Laborer | South Carolina |
| 60 | Mary A. Brown | 11 | Daughter | — | South Carolina |
| 61 | Pearlie Graves | 23 | Head | Farmer | South Carolina |
| 62 | Sally Graves | 27 | Wife | — | South Carolina |
| 63 | Loyd Graves | 3 | Son | — | South Carolina |
| 64 | John L. Graves | 0 | Son | — | South Carolina |
| 65 | Edward Graves | 33 | Head | Farmer | South Carolina |
| 66 | Janie Graves | 25 | Wife | Farm Laborer | South Carolina |
| 67 | Hattie M. Graves | 7 | Daughter | — | South Carolina |
| 68 | Alberta Graves | 4 | Daughter | — | South Carolina |
| 69 | Charles L. Green | 70 | Head | — | South Carolina |
| 70 | Agnes S. Green | 51 | Wife | — | South Carolina |
| 71 | Joe D. Green | 29 | Son | 50 | South Carolina |
| 72 | Josephine Green | 20 | Daughter | 10 | South Carolina |
| 73 | Walter M. Green | 17 | Son | 30 | South Carolina |
| 74 | Daisy A. Green | 13 | Daughter | — | South Carolina |
| 75 | Altol L. Green | 10 | Son | — | South Carolina |
| 76 | Charles L. Jr. Green | 26 | Head | 50 | South Carolina |
| 77 | Mary E. Green | 19 | Wife | — | South Carolina |
| 78 | Thomas J. Richardson | 50 | Head | Farmer | South Carolina |
| 79 | Blanche Richardson | 40 | Wife | — | South Carolina |
| 80 | Robert L. Richardson | 21 | Son | Farm Laborer | South Carolina |
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)