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Mary Mcfadden — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lee-County, South Carolina
Our Model Tree links this Mary Mcfadden across the 1930 and 1940 US Censuses in Lee-County, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 9-person household.
Age 17
b. ~1923
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lee-County, South Carolina |
| Surname | McFadden |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Lynchburg township |
| 1935 Residence (County) | Lee |
| Additional Details | |
| Occupation | Cook |
| Industry | Private home |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 20 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Cook |
| Township / Ward | Lynchburg Township |
| Est. Birth Year | ~1923 |
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 |
|---|---|---|---|---|
| Leroy Mcfadden | Son | — | 10 | ~1930 |
| Isania Mcfadden | Daughter | — | 13 | ~1927 |
| Robert Mcfadden | Head | — | 50 | ~1890 |
| Jeffrey Mcfadden | Son | — | 29 | ~1911 |
| Willie Mcfadden | Son | — | 16 | ~1924 |
| Jerome Mcfadden | Son | — | 4 | ~1936 |
| Lizzie Mcfadden | Other | — | 22 | ~1918 |
| Mary Mcfadden | Daughter | — | 17 | ~1923 |
| Harry Mcfadden | Son | — | 2 | ~1938 |
Census Appearances
1930
Sumter, South …
Daughter, age 7
Sumter, South Carolina · implied b. ~1923 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McFadden |
| Given Name | Mary C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 7 |
| 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
Lee-County, South …
Daughter, age 17
Lee-County, South Carolina · implied b. ~1923 — 9 household members
| Surname | McFadden |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Lynchburg township |
| 1935 Residence (County) | Lee |
| Occupation | Cook |
| Industry | Private home |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 20 |
| Highest Grade | Hs 1 |
| 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 Mcfadden across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcfadden
Daughter · 1940 · age 17 · b. ~1923 · South Carolina
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Sibling
Harry Mcfadden
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jerome Mcfadden
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Mcfadden
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isania Mcfadden
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Mcfadden
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jeffrey Mcfadden
Sibling · 1940 · age 29
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-t0627-03822-00330)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Mcfadden | 50 | Head | — | South Carolina |
| 42 | Mary Mcfadden THIS PERSON | 17 | Daughter | Cook | South Carolina |
| 43 | Willie Mcfadden | 16 | Son | — | South Carolina |
| 44 | Isania Mcfadden | 13 | Daughter | — | South Carolina |
| 45 | Leroy Mcfadden | 10 | Son | — | South Carolina |
| 46 | Jerome Mcfadden | 4 | Son | — | South Carolina |
| 47 | Harry Mcfadden | 2 | Son | — | South Carolina |
| 48 | Jeffrey Mcfadden | 29 | Son | Painter | South Carolina |
| 49 | Lizzie Mcfadden | 22 | Daughter-in-law | Cook | South Carolina |
| 50 | Bradley Williams | 49 | Head | Farmer | South Carolina |
| 51 | Sylanth Williams | 46 | Wife | — | South Carolina |
| 52 | Willie Williams | 17 | Son | — | South Carolina |
| 53 | Sallie May Williams | 14 | Daughter | — | South Carolina |
| 54 | Hengley Williams | 12 | Son | — | South Carolina |
| 55 | Emmie May Williams | 10 | Daughter | — | South Carolina |
| 56 | Lollie Williams | 22 | Son | Laborer | South Carolina |
| 57 | Missy Williams | 23 | Daughter-in-law | — | South Carolina |
| 58 | Floyd Williams | 1 | Grandson | — | South Carolina |
| 59 | Jamie Hart | 74 | Head | — | South Carolina |
| 60 | Emma Jefferson | 80 | Step-mother | — | South Carolina |
| 61 | James Anderson | 28 | Nephew | Laborer | South Carolina |
| 62 | Lucille Anderson | 23 | Niece | — | South Carolina |
| 63 | Allen Anderson | 7 | Nephew | — | South Carolina |
| 64 | Mack Anderson | 4 | Nephew | — | South Carolina |
| 65 | William Anderson | 2 | Nephew | — | South Carolina |
| 66 | Sadie L. Anderson | 0 | Niece | — | South Carolina |
| 67 | Robert Brailie | 67 | Head | Farmer | South Carolina |
| 68 | Lizzie Brailie | 56 | Wife | — | South Carolina |
| 69 | Lee Brailie | 26 | Son | Laborer | South Carolina |
| 70 | J. C. Brailie | 18 | Son | Laborer | South Carolina |
| 71 | Edgar Henry | 44 | Head | Farmer | South Carolina |
| 72 | Rosa Henry | 30 | Wife | — | South Carolina |
| 73 | James Henry | 21 | Son | Laborer | South Carolina |
| 74 | Thomas Henry | 19 | Son | Laborer | South Carolina |
| 75 | Louise Henry | 15 | Daughter | — | South Carolina |
| 76 | Bertha Henry | 14 | Daughter | — | South Carolina |
| 77 | David Henry | 13 | Son | — | South Carolina |
| 78 | Addie Williams | 24 | Daughter | — | South Carolina |
| 79 | Mary Alice Williams | 6 | Grandchild | — | South Carolina |
| 80 | Martha Ann Williams | 4 | Grandchild | — | 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)