MW
Mattie Williams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Sumter-County, South Carolina
Our Model Tree links this Mattie Williams across the 1920, 1930 and 1940 US Censuses in Sumter-County, South Carolina (XGBoost, ~Confirmed), with identified parents Annie & — first a spouse (b.~1904), then head of a 8-person household.
Age 36
b. ~1904
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sumter-County, South Carolina |
| Surname | Williams |
| Given Name | Mattie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 36 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Shiloh |
| 1935 Residence (County) | Sumter |
| Additional Details | |
| Occupation | laborer |
| Industry | farm |
| Class of Worker | NP |
| Hours Worked | 30 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Laborer |
| Township / Ward | Shiloh |
| Est. Birth Year | ~1904 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mattie | Age | Birth yr |
|---|---|---|---|---|
| Carrie Williams | Daughter | — | 16 | ~1924 |
| Alice Williams | Daughter | — | 17 | ~1923 |
| Eliza Williams | Daughter | — | 3 | ~1937 |
| Charley Williams | Head | — | 39 | ~1901 |
| Joseph Harrison | Other | — | 28 | ~1912 |
| Willie Williams | Son | — | 9 | ~1931 |
| John Williams | Son | — | 5 | ~1935 |
| Mattie Williams | Spouse | — | 36 | ~1904 |
Census Appearances
1920
Florence, South …
Daughter, age 17
Florence, South Carolina · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mattie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Florence, South …
Daughter, age 26
Florence, South Carolina · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mattie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 26 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Sumter-County, South …
Spouse, age 36
Sumter-County, South Carolina · implied b. ~1904 — 8 household members
| Surname | Williams |
| Given Name | Mattie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 36 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Shiloh |
| 1935 Residence (County) | Sumter |
| Occupation | laborer |
| Industry | farm |
| Class of Worker | NP |
| Hours Worked | 30 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 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 Mattie Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Annie Williams (~0.92 confidence) and mother Williams (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Annie Williams
b. ~1855
Source mother
● Household
· direct · ~0.92
Mother
Williams
b. ~1857
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mattie Williams
Spouse · 1940 · age 36 · b. ~1904 · South Carolina
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Sumter-County, South Carolina
Open full size
1940 US Federal Census — Sumter-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03841-00594)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Daisy T. Kirby | 16 | Son | Laborer | South Carolina |
| 42 | Charles Kirby | 13 | Son | — | South Carolina |
| 43 | Joan Kirby | 8 | daughter | — | South Carolina |
| 44 | John Young | 43 | Head | Laborer | South Carolina |
| 45 | James Young | 18 | Son | Laborer | South Carolina |
| 46 | Willie Joe Young | 12 | Son | — | South Carolina |
| 47 | Jesse Young | 10 | Son | — | South Carolina |
| 48 | Willie Rogers | 32 | Head | Laborer | South Carolina |
| 49 | Cleola Rogers | 28 | wife | Laborer | South Carolina |
| 50 | Willie T. Rogers | 5 | Son | — | South Carolina |
| 51 | Era Mae Rogers | 3 | daughter | — | South Carolina |
| 52 | Elliot Rogers | 1 | Son | — | South Carolina |
| 53 | Rosa Mcclunan | 35 | Head | Laundress | South Carolina |
| 54 | Louella Mcclunan | 25 | sister-in-law | Laborer | South Carolina |
| 55 | Hinga Mcclunan | 5 | nephew | — | South Carolina |
| 56 | Robert J. Mcclunan | 3 | nephew | — | South Carolina |
| 57 | Eulia K. Moore | 68 | Head | Farmer | South Carolina |
| 58 | Della Moore | 69 | wife | — | South Carolina |
| 59 | Paul Moore | 30 | daughter | — | South Carolina |
| 60 | Charley Williams | 39 | Head | Farmer | South Carolina |
| 61 | Mattie Williams THIS PERSON | 36 | wife | Laborer | South Carolina |
| 62 | Alice M. Williams | 17 | daughter | Laborer | South Carolina |
| 63 | Carrie Williams | 16 | daughter | Laborer | South Carolina |
| 64 | Willie Joseph Williams | 9 | Son | — | South Carolina |
| 65 | John Wesley Williams | 5 | Son | — | South Carolina |
| 66 | Eliza Williams | 3 | daughter | — | South Carolina |
| 67 | Joseph Otis Harrison | 28 | boarder | Teacher | North Carolina |
| 68 | Willie Moore | 34 | Head | Farmer | South Carolina |
| 69 | Marie Moore | 29 | wife | Laborer | South Carolina |
| 70 | Willie Jr. Moore | 9 | Son | — | South Carolina |
| 71 | Levarn Moore | 6 | Son | — | South Carolina |
| 72 | Deloris Moore | 4 | daughter | — | South Carolina |
| 73 | John Ell Gee | 20 | Roomer | Laborer | South Carolina |
| 74 | Avenil Young | 31 | Head | Laborer | South Carolina |
| 75 | Iduma Young | 31 | wife | Laborer | South Carolina |
| 76 | Pansy Young | 10 | daughter | — | South Carolina |
| 77 | Laura Young | 5 | daughter | — | South Carolina |
| 78 | Mary Ellen Young | 3 | daughter | — | South Carolina |
| 79 | Onea Young | 2 | Son | — | South Carolina |
| 80 | Shirley Young | 12 | daughter | — | South Carolina |
Pedigree Summary
Mattie
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)