SW
Sadie Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Williamsburg-County, South Carolina
Our Model Tree links this Sadie Williams across the 1930 and 1940 US Censuses in Williamsburg-County, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 6-person household.
Age 11
b. ~1929
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Williamsburg-County, South Carolina |
| Surname | Williams |
| Given Name | Sadie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Johnson |
| 1935 Residence (County) | Williamsburg |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Johnson |
| Est. Birth Year | ~1929 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sadie | Age | Birth yr |
|---|---|---|---|---|
| Annie Williams | Spouse | — | 25 | ~1915 |
| Frank Williams | Head | — | 28 | ~1912 |
| Laura Williams | Daughter | — | 6 | ~1934 |
| Edward Williams | Son | — | 8 | ~1932 |
| Sadie Williams | Daughter | — | 11 | ~1929 |
| Earnestine Williams | Daughter | — | 3 | ~1937 |
Census Appearances
1930
Williamsburg, South …
Daughter, age 1
Williamsburg, South Carolina · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Sadie Mae |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| 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
Williamsburg-County, South …
Daughter, age 11
Williamsburg-County, South Carolina · implied b. ~1929 — 6 household members
| Surname | Williams |
| Given Name | Sadie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Johnson |
| 1935 Residence (County) | Williamsburg |
| 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 Sadie Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sadie Williams
Daughter · 1940 · age 11 · b. ~1929 · South Carolina
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Sibling
Edward Williams
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earnestine Williams
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Laura Williams
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 — Williamsburg-County, South Carolina
Open full size
1940 US Federal Census — Williamsburg-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03844-00943)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rufus Taylor | 31 | Head | Laborer | South Carolina |
| 42 | Ieammie | Jeammie Taylor | 27 | Wife | Laborer | South Carolina |
| 43 | Mamie Taylor | 25 | Daughter | Laborer | South Carolina |
| 44 | Josephine Taylor | 20 | Daughter | Laborer | South Carolina |
| 45 | Willie Bee Taylor | 16 | Daughter | Laborer | South Carolina |
| 46 | Lewis Willie Taylor | 5 | Son | — | South Carolina |
| 47 | Frank Williams | 28 | Head | Laborer | South Carolina |
| 48 | Annie Williams | 25 | Wife | — | South Carolina |
| 49 | Sadie Williams THIS PERSON | 11 | Daughter | — | South Carolina |
| 50 | Edward Williams | 8 | Son | — | South Carolina |
| 51 | Laura Williams | 6 | Daughter | — | South Carolina |
| 52 | Earnestine Williams | 3 | Daughter | — | South Carolina |
| 53 | Sam Austin | 66 | Head | Farming | South Carolina |
| 54 | Tessa Austin | 57 | Wife | — | South Carolina |
| 55 | Frances Austin | 15 | Nephew | Laborer | South Carolina |
| 56 | James Austin | 10 | Nephew | — | South Carolina |
| 57 | Mary Austin | 9 | Niece | — | South Carolina |
| 58 | Anna Weston | 16 | Niece | Laborer | South Carolina |
| 59 | Clinton Weston | 11 | Nephew | — | South Carolina |
| 60 | Carrie Weston | 9 | Niece | — | South Carolina |
| 61 | Melvin Hagler | 20 | Head | Laborer | South Carolina |
| 62 | Flora Hagler | 65 | Wife | — | South Carolina |
| 63 | Saluda Hagler | 28 | Daughter | House Keeper | South Carolina |
| 64 | Mildred Hagler | 18 | Daughter | Laborer | South Carolina |
| 65 | David Hagler | 16 | Son | — | South Carolina |
| 66 | Mae Hagler | 7 | Granddaughter | — | South Carolina |
| 67 | Katie Hagler | 5 | Granddaughter | — | South Carolina |
| 68 | Provitt | Pruitt Melvin | 25 | Head | Laborer | South Carolina |
| 69 | Hattie Melvin | 20 | Wife | — | South Carolina |
| 70 | Mabel Melvin | 7 | Daughter | — | South Carolina |
| 71 | Betty Melvin | 1 | Daughter | — | South Carolina |
| 72 | Willie Mack | 21 | Head | Laborer | South Carolina |
| 73 | Clara Mack | 18 | Wife | — | South Carolina |
| 74 | Alex Fullmore | 26 | Head | Farming | South Carolina |
| 75 | Susanna Fullmore | 22 | Wife | — | South Carolina |
| 76 | J. C. Fullmore | 6 | Son | — | South Carolina |
| 77 | Margaret Fullmore | 4 | Daughter | — | South Carolina |
| 78 | Oscar Fullmore | 2 | Son | — | South Carolina |
| 79 | Herman Fullmore | 1 | Son | — | South Carolina |
| 80 | Julius Fullmore | 23 | Head | Farming | 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)