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Mary Ballard — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lee-County, South Carolina
Our Model Tree links this Mary Ballard across the 1930 and 1940 US Censuses in Lee-County, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lee-County, South Carolina |
| Surname | Ballard |
| Given Name | Mary Ella |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Cypress Township |
| 1935 Residence (County) | Lee |
| Additional Details | |
| Highest Grade | G 4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Cypress Township |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Willie Ballard | Son | — | 10 | ~1930 |
| Mary Ballard | Daughter | — | 16 | ~1924 |
| Lazarus Ballard | Son | — | 12 | ~1928 |
| Richard Ballard | Son | — | 9 | ~1931 |
| Elise Ballard | Spouse | — | 37 | ~1903 |
| Robert Ballard | Son | — | 15 | ~1925 |
| Dorothy Ballard | Daughter | — | 6 | ~1934 |
| Andrew Ballard | Son | — | 18 | ~1922 |
| Lazarus Ballard | Head | — | 40 | ~1900 |
Census Appearances
1930
Lee, South …
Daughter, age 6
Lee, South Carolina · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ballard |
| Given Name | Mary Ella |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | none |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Lee-County, South …
Daughter, age 16
Lee-County, South Carolina · implied b. ~1924 — 9 household members
| Surname | Ballard |
| Given Name | Mary Ella |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Cypress Township |
| 1935 Residence (County) | Lee |
| Highest Grade | G 4 |
| 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 Ballard across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Ballard
Daughter · 1940 · age 16 · b. ~1924 · South Carolina
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Sibling
Lazarus Ballard
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Ballard
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Ballard
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Ballard
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Ballard
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Ballard
Sibling · 1940 · age 6
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 — Lee-County, South Carolina
Open full size
1940 US Federal Census — Lee-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03822-00234)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Willie Joe Douglas | 1 | Son | — | South Carolina |
| 42 | Mary Douglas | 41 | Head | Laborer | South Carolina |
| 43 | Thelma Douglas | 24 | daughter | Laborer | South Carolina |
| 44 | Rosa Lee Douglas | 17 | daughter | Laborer | South Carolina |
| 45 | Frances Mae Douglas | 15 | daughter | Washerwoman | South Carolina |
| 46 | Junious Douglas | 13 | son | — | South Carolina |
| 47 | Marion Douglas | 11 | son | — | South Carolina |
| 48 | Bessie Douglas | 9 | daughter | — | South Carolina |
| 49 | Rogers Douglas | 3 | grand son | — | South Carolina |
| 50 | Russell Douglas | 3 | grand son | — | South Carolina |
| 51 | Rivers Douglas | 0 | grand son | — | South Carolina |
| 52 | Bertha Coe | 46 | Head | Laborer | South Carolina |
| 53 | Bessie Coe | 22 | daughter | Laborer | South Carolina |
| 54 | Emma Coe | 20 | daughter | Laborer | South Carolina |
| 55 | Lennis Coe | 11 | grand son | — | South Carolina |
| 56 | Willie Coe | 10 | grand son | — | South Carolina |
| 57 | Lazarus Ballard | 40 | Head | Farmer | South Carolina |
| 58 | Elise Ballard | 37 | wife | — | South Carolina |
| 59 | Andrew Ballard | 18 | son | Laborer | South Carolina |
| 60 | Mary Ella Ballard THIS PERSON | 16 | daughter | — | South Carolina |
| 61 | Robert Ballard | 15 | son | — | South Carolina |
| 62 | Lazarus Jr. Ballard | 12 | son | — | South Carolina |
| 63 | Willie J. Ballard | 10 | son | — | South Carolina |
| 64 | Richard Ballard | 9 | son | — | South Carolina |
| 65 | Dorothy Ballard | 6 | daughter | — | South Carolina |
| 66 | Moses Rivers | 31 | Head | Farmer | South Carolina |
| 67 | Marion Rivers | 29 | wife | — | South Carolina |
| 68 | Granger Lee Rivers | 12 | son | — | South Carolina |
| 69 | Bertha Rivers | 10 | daughter | — | South Carolina |
| 70 | Leroy Rivers | 8 | son | — | South Carolina |
| 71 | Morris Rivers | 7 | son | — | South Carolina |
| 72 | Edgar Rivers | 1 | son | — | South Carolina |
| 73 | Devie Burris | 20 | Head | Laborer | South Carolina |
| 74 | Cora Lee Burris | 18 | wife | — | South Carolina |
| 75 | Charlie Lee Burris | 3 | son | — | South Carolina |
| 76 | C. B. Burris | 1 | son | — | South Carolina |
| 77 | Maxie Benjamin | 47 | Head | Farmer | South Carolina |
| 78 | Mamie Benjamin | 45 | wife | — | South Carolina |
| 79 | Marie Benjamin | 22 | daughter | Cook | South Carolina |
| 80 | Roosevelt Benjamin | 18 | son | 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)