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Mary Hammond — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Richland-County, South Carolina
Our Model Tree links this Mary Hammond across the 1920, 1930 and 1940 US Censuses in Richland-County, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1877), then head of a 4-person household.
Age 63
b. ~1877
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Richland-County, South Carolina |
| Surname | Hammond |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Center Township |
| 1935 Residence (County) | Richland |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 0 |
| 1935 Residence | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Center Township |
| Est. Birth Year | ~1877 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Sam Hammond | Head | — | 65 | ~1875 |
| Sam Hammond | Son | — | 22 | ~1918 |
| Henry Hammond | Son | — | 18 | ~1922 |
| Mary Hammond | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Richland, South …
Other, age 41
Richland, South Carolina · implied b. ~1879 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hammond |
| Given Name | Mary |
| Relationship to Head | Sister |
| Sex | F |
| Color / Race | Black |
| Age | 41 |
| Marital Status | Widowed |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Richland, South …
Other, age 56
Richland, South Carolina · implied b. ~1874 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hammond |
| Given Name | Mary H. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 56 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 18 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laundress |
| Industry | Home |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Richland-County, South …
Spouse, age 63
Richland-County, South Carolina · implied b. ~1877 — 4 household members
| Surname | Hammond |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Center Township |
| 1935 Residence (County) | Richland |
| Class of Worker | 0 |
| Highest Grade | No 0 |
| 1935 Residence | South Carolina |
| 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 Hammond across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Hammond
Spouse · 1940 · age 63 · b. ~1877 · 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 — Richland-County, South Carolina
Open full size
1940 US Federal Census — Richland-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03835-00222)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sam Dorman | 45 | Head | — | South Carolina |
| 42 | Marjorie Dorman | 15 | Daughter | — | South Carolina |
| 43 | Lem Ford | 29 | Head | Ditcher | South Carolina |
| 44 | Marie Ford | 28 | Wife | — | South Carolina |
| 45 | Charles Ford | 6 | Son | — | South Carolina |
| 46 | Tallie Ford | 4 | Son | — | South Carolina |
| 47 | David Ford | 1 | Son | — | South Carolina |
| 48 | Gilbert Dial | 40 | Head | Laborer | South Carolina |
| 49 | Eunice Dial | 32 | Wife | Farmer Laborer | South Carolina |
| 50 | Johnnie M Dial | 13 | Daughter | — | South Carolina |
| 51 | Gary Dial | 11 | Son | — | South Carolina |
| 52 | Ada Dial | 9 | Daughter | — | South Carolina |
| 53 | Archie Dial | 5 | Son | — | South Carolina |
| 54 | Madeline Dial | 3 | Daughter | — | South Carolina |
| 55 | John Henry Dial | 1 | Son | — | South Carolina |
| 56 | Richard Hayes | 42 | Head | Share Cropper | South Carolina |
| 57 | Mamie Hayes | 41 | Wife | Farm Laborer | South Carolina |
| 58 | Benjamin Hayes | 16 | Daughter | Farm Laborer | South Carolina |
| 59 | Richard Hayes | 14 | Son | Farm Laborer | South Carolina |
| 60 | William Hayes | 12 | Son | — | South Carolina |
| 61 | Mamie L Hayes | 9 | Daughter | — | South Carolina |
| 62 | Mary Jane Hayes | 5 | Daughter | — | South Carolina |
| 63 | Maxie Dial | 39 | Head | Huckster | South Carolina |
| 64 | Gertrude Dial | 31 | Wife | Farm Laborer | South Carolina |
| 65 | Louise Dial | 17 | Daughter | Farm Laborer | South Carolina |
| 66 | Bernice Dial | 15 | Daughter | Farm Laborer | South Carolina |
| 67 | Frank Dial | 14 | Son | Farm Laborer | South Carolina |
| 68 | Dilman Dial | 11 | Son | — | South Carolina |
| 69 | Lexie Dial | 8 | Son | — | South Carolina |
| 70 | Alena Dial | 26 | Head | Driver | South Carolina |
| 71 | Pearl Dial | 25 | Wife | — | South Carolina |
| 72 | Herbert Dial | 3 | Son | — | South Carolina |
| 73 | Well Dial | 0 | Son | — | South Carolina |
| 74 | Alena D Dial | 67 | Head | Farmer | South Carolina |
| 75 | Hattie Dial | 66 | Wife | Farm Laborer | South Carolina |
| 76 | Cheozie Dial | 19 | Daughter | Farm Laborer | South Carolina |
| 77 | Sam E Hammond | 65 | Head | Farmer | South Carolina |
| 78 | Mary Hammond THIS PERSON | 63 | Wife | — | South Carolina |
| 79 | Sam Jr Hammond | 22 | Son | Trucker | South Carolina |
| 80 | Henry H Hammond | 18 | Son | Laborer | 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)