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Thelma Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kershaw-County, South Carolina
Our Model Tree links this Thelma Williams across the 1930 and 1940 US Censuses in Kershaw-County, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kershaw-County, South Carolina |
| Surname | Williams |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (County) | Kershaw |
| Additional Details | |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | De Kalb Twp |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Thelma Williams | Daughter | — | 12 | ~1928 |
| Mamie Williams | Daughter | — | 17 | ~1923 |
| Pernell Williams | Daughter | — | 15 | ~1925 |
| Ethel Williams | Daughter | — | 3 | ~1937 |
| Mattie Williams | Daughter | — | 6 | ~1934 |
| Lee Williams | Head | — | 35 | ~1905 |
| Eugene Williams | Son | — | 8 | ~1932 |
| Lee Williams | Son | — | 5 | ~1935 |
| Rebecca Williams | Spouse | — | 36 | ~1904 |
Census Appearances
1930
Kershaw, South …
Daughter, age 2
Kershaw, South Carolina · implied b. ~1928 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 2 |
| 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
Kershaw-County, South …
Daughter, age 12
Kershaw-County, South Carolina · implied b. ~1928 — 9 household members
| Surname | Williams |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (County) | Kershaw |
| Highest Grade | 5 |
| 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 Thelma Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thelma Williams
Daughter · 1940 · age 12 · b. ~1928 · South Carolina
★ You are viewing this record
Sibling
Mattie Williams
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mamie Williams
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Williams
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lee Williams
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Williams
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pernell Williams
Sibling · 1940 · age 15
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 — Kershaw-County, South Carolina
Open full size
1940 US Federal Census — Kershaw-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03819-00427)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elaine Rosaborough | 1 | Daughter | — | South Carolina |
| 2 | Burma W. Atchison | 31 | Head | 30 | Georgia |
| 3 | Gladys Atchison | 19 | Wife | — | South Carolina |
| 4 | Thomas Jr. Atchison | 0 | Son | — | South Carolina |
| 5 | Lucile Kennedy | 39 | Head | 0 | South Carolina |
| 6 | Sarah Kennedy | 7 | Daughter | — | South Carolina |
| 7 | Billy Kennedy | 2 | Daughter | — | South Carolina |
| 8 | Carl Ogburn | 31 | Head | 48 | South Carolina |
| 9 | Ethel Ogburn | 26 | Wife | — | South Carolina |
| 10 | Molly Ogburn | 8 | Daughter | — | South Carolina |
| 11 | Shirley Ogburn | 4 | Daughter | — | South Carolina |
| 12 | Oscar Jr. Smyrl | 45 | Head | 40 | South Carolina |
| 13 | Mary A. Smyrl | 40 | Wife | — | South Carolina |
| 14 | Lottie M. Smyrl | 19 | Daughter | — | South Carolina |
| 15 | Oscar Jas. Smyrl | 16 | Son | — | South Carolina |
| 16 | Lucy L. Smyrl | 13 | Daughter | — | South Carolina |
| 17 | Willie A. Smyrl | 11 | Son | — | South Carolina |
| 18 | Lee Williams | 35 | Head | 48 | South Carolina |
| 19 | Rebecca Williams | 36 | Wife | — | South Carolina |
| 20 | Mamie Williams | 17 | Daughter | — | South Carolina |
| 21 | Pernell Williams | 15 | Daughter | — | South Carolina |
| 22 | Thelma Williams THIS PERSON | 12 | Daughter | — | South Carolina |
| 23 | Eugene Williams | 8 | Son | — | South Carolina |
| 24 | Mattie L. Williams | 6 | Daughter | — | South Carolina |
| 25 | Lee Jr. Williams | 5 | Son | — | South Carolina |
| 26 | Ethel Williams | 3 | Daughter | — | South Carolina |
| 27 | Hammie Williams | 54 | Head | 48 | South Carolina |
| 28 | Hannah Williams | 55 | Wife | — | South Carolina |
| 29 | Willie Williams | 24 | Son | 48 | South Carolina |
| 30 | Charles Williams | 19 | Son | — | South Carolina |
| 31 | Messe Williams | 16 | Son | 44 | South Carolina |
| 32 | Pattie Williams | 14 | Daughter | — | South Carolina |
| 33 | Rebecca Williams | 13 | Daughter | — | South Carolina |
| 34 | Ethel Williams | 1 | Grand Daughter | — | South Carolina |
| 35 | Jimmie Davis | 27 | Head | 56 | South Carolina |
| 36 | Jinnie B. Davis | 25 | Wife | — | South Carolina |
| 37 | Mary Davis | 5 | Daughter | — | South Carolina |
| 38 | Harcia Davis | 5 | Son | — | South Carolina |
| 39 | Jimmie Jr. Davis | 3 | Son | — | South Carolina |
| 40 | Jacabo Davis | 1 | Son | — | 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)