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Mamie Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Orangeburg-County, South Carolina
Our Model Tree links this Mamie Williams across the 1930 and 1940 US Censuses in Orangeburg-County, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 12-person household.
Age 12
b. ~1928
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Orangeburg-County, South Carolina |
| Surname | Williams |
| Given Name | Mamie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Providence |
| 1935 Residence (County) | Orangeburg |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Providence |
| 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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mamie | Age | Birth yr |
|---|---|---|---|---|
| Essie Williams | Daughter | — | 10 | ~1930 |
| Viola Williams | Daughter | — | 4 | ~1936 |
| Willie Williams | Daughter | — | 5 | ~1935 |
| Ella Davis | Daughter | — | 18 | ~1922 |
| Birdie Williams | Daughter | — | 6 | ~1934 |
| Lura Williams | Daughter | — | 14 | ~1926 |
| Mamie Williams | Daughter | — | 12 | ~1928 |
| Otto Williams | Head | — | 46 | ~1894 |
| Oscar Williams | Son | — | 8 | ~1932 |
| James Williams | Son | — | 16 | ~1924 |
| James Davis | Son | — | 3 | ~1937 |
| Bernice Williams | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Richland, South …
Daughter, age 1
Richland, South Carolina · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mamie |
| 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 |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Orangeburg-County, South …
Daughter, age 12
Orangeburg-County, South Carolina · implied b. ~1928 — 12 household members
| Surname | Williams |
| Given Name | Mamie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Providence |
| 1935 Residence (County) | Orangeburg |
| Class of Worker | 0 |
| Highest Grade | No 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 Mamie Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mamie Williams
Daughter · 1940 · age 12 · b. ~1928 · South Carolina
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Sibling
James Williams
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Essie Williams
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Birdie Williams
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lura Williams
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Williams
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Davis
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Davis
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Oscar Williams
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Viola Williams
Sibling · 1940 · age 4
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 — Orangeburg-County, South Carolina
Open full size
1940 US Federal Census — Orangeburg-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03830-00512)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Orra Shaw | 10 | Daughter | — | South Carolina |
| 42 | Edward Shaw | 6 | Son | — | South Carolina |
| 43 | Wilbert Shaw | 1 | Son | — | South Carolina |
| 44 | William O Dark | 33 | Head | Farmer | South Carolina |
| 45 | Legenia Dark | 16 | Wife | — | South Carolina |
| 46 | Eugene Davis | 53 | Head | Farmer | South Carolina |
| 47 | Ida Davis | 15 | Daughter | — | South Carolina |
| 48 | Liza Davis | 11 | Daughter | — | South Carolina |
| 49 | Bernie Butler | 32 | Head | Farmer | South Carolina |
| 50 | Beula D Butler | 51 | Wife | — | South Carolina |
| 51 | Elizabeth Al Butler | 19 | Daughter | — | South Carolina |
| 52 | John Butler | 15 | Son | — | South Carolina |
| 53 | John R Asbury | 65 | Head | Farmer | South Carolina |
| 54 | Minnie Asbury | 55 | Wife | — | South Carolina |
| 55 | John R Asbury | 18 | Grand-son | Farm Labor | South Carolina |
| 56 | Willie Asbury | 16 | Grand-son | Farm Labor | South Carolina |
| 57 | James Asbury | 14 | Grand-son | Farm Labor | South Carolina |
| 58 | L S Asbury | 12 | Grand-son | — | South Carolina |
| 59 | Junior Asbury | 10 | Grand-son | — | South Carolina |
| 60 | Isaac Asbury | 35 | Head | Farm Labor | South Carolina |
| 61 | Cora Asbury | 34 | Wife | — | South Carolina |
| 62 | Otto Williams | 46 | Head | Farmer | South Carolina |
| 63 | Bernice Williams | 39 | Wife | — | South Carolina |
| 64 | James Williams | 16 | Son | — | South Carolina |
| 65 | Lura Williams | 14 | Daughter | — | South Carolina |
| 66 | Mamie Williams THIS PERSON | 12 | Daughter | — | South Carolina |
| 67 | Essie Williams | 10 | Daughter | — | South Carolina |
| 68 | Oscar Williams | 8 | Son | — | South Carolina |
| 69 | Birdie Williams | 6 | Daughter | — | South Carolina |
| 70 | Willie Williams | 5 | Daughter | — | South Carolina |
| 71 | Viola Mae Williams | 4 | Daughter | — | South Carolina |
| 72 | Ella Bell Davis | 18 | Daughter | — | South Carolina |
| 73 | James X Davis | 3 | Son | — | South Carolina |
| 74 | Lee Asbury | 48 | Head | Farmer | South Carolina |
| 75 | Hattie Asbury | 46 | Wife | — | South Carolina |
| 76 | Eisler Asbury | 20 | Son | Farm Labor | South Carolina |
| 77 | Herbert Asbury | 18 | Son | Farm Labor | South Carolina |
| 78 | Julia Asbury | 16 | Daughter | — | South Carolina |
| 79 | Lula Asbury | 11 | Daughter | — | South Carolina |
| 80 | Marcel Asbury | 9 | Daughter | — | South Carolina |
Related Census Records
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)