MK
Mary King — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Calhoun-County, South Carolina
Our Model Tree links this Mary King across the 1920, 1930 and 1940 US Censuses in Calhoun-County, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 7-person household.
Age 45
b. ~1895
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Calhoun-County, South Carolina |
| Surname | King |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Lyons Township |
| 1935 Residence (County) | Calhoun |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Lyons Township |
| Est. Birth Year | ~1895 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Gracie King | Daughter | — | 16 | ~1924 |
| Rosetta King | Daughter | — | 9 | ~1931 |
| Walter King | Head | — | 50 | ~1890 |
| Joseph King | Son | — | 17 | ~1923 |
| Le King | Son | — | 13 | ~1927 |
| Walter King | Son | — | 20 | ~1920 |
| Mary King | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Calhoun, South …
Spouse, age 27
Calhoun, South Carolina · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Home farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Calhoun, South …
Spouse, age 35
Calhoun, South Carolina · implied b. ~1895 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 15 |
| 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
Calhoun-County, South …
Spouse, age 45
Calhoun-County, South Carolina · implied b. ~1895 — 7 household members
| Surname | King |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Lyons Township |
| 1935 Residence (County) | Calhoun |
| Highest Grade | H 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 Mary King 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 King
Spouse · 1940 · age 45 · b. ~1895 · 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 — Calhoun-County, South Carolina
Open full size
1940 US Federal Census — Calhoun-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03792-00317)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Odehal Young | 4 | Granddaughter | — | South Carolina |
| 2 | Marion B Young | 2 | Granddaughter | — | South Carolina |
| 3 | Harvey Stokes | 27 | Son | Laborer | South Carolina |
| 4 | Mary Stokes | 23 | Daughter-in-law | — | South Carolina |
| 5 | Rachel Jones | 50 | Head | Laborer | South Carolina |
| 6 | Willie Jones | 20 | Son | Laborer | South Carolina |
| 7 | Diana Jones | 16 | Daughter | Laborer | South Carolina |
| 8 | James Jones | 56 | Head | Farmer | South Carolina |
| 9 | Derby Jones | 45 | Wife | — | South Carolina |
| 10 | Otis Jones | 20 | Son | Laborer | South Carolina |
| 11 | James Jr Jones | 18 | Son | Laborer | South Carolina |
| 12 | Utley Mae Jones | 16 | Daughter | — | South Carolina |
| 13 | Ransom Griddle | 61 | Head | Farmer | South Carolina |
| 14 | Roxana Griddle | 50 | Wife | — | South Carolina |
| 15 | Cladis Griddle | 14 | Son | — | South Carolina |
| 16 | Postelle Milton | 29 | Head | Farmer | South Carolina |
| 17 | Cornelia Milton | 27 | Wife | — | South Carolina |
| 18 | Eugene Brooks | 23 | Grandson | Laborer | South Carolina |
| 19 | Ovid Dantzler | 48 | Head | Farmer | South Carolina |
| 20 | James Dantzler | 26 | Son | Laborer | South Carolina |
| 21 | Leah Dantzler | 85 | Mother | — | South Carolina |
| 22 | Walter King | 50 | Head | Farmer | South Carolina |
| 23 | Mary King THIS PERSON | 45 | Wife | — | South Carolina |
| 24 | Walter Jr King | 20 | Son | Laborer | South Carolina |
| 25 | Joseph King | 17 | Son | Laborer | South Carolina |
| 26 | Gracie King | 16 | Daughter | Laborer | South Carolina |
| 27 | Le Roy King | 13 | Son | — | South Carolina |
| 28 | Rosetta King | 9 | Daughter | — | South Carolina |
| 29 | Daniel Spigner | 55 | Head | Farmer | South Carolina |
| 30 | Lula Spigner | 49 | Wife | — | South Carolina |
| 31 | James Spigner | 18 | Son | — | South Carolina |
| 32 | Tilfair Spigner | 16 | Daughter | — | South Carolina |
| 33 | Adelle Spigner | 14 | Daughter | — | South Carolina |
| 34 | Thelma Spigner | 12 | Daughter | — | South Carolina |
| 35 | Dorothy Spigner | 10 | Daughter | — | South Carolina |
| 36 | Ruby Spigner | 8 | Daughter | — | South Carolina |
| 37 | Lula Mae Clary | 11 | Granddaughter | — | South Carolina |
| 38 | Sam Jr Clary | 9 | Grandson | — | South Carolina |
| 39 | Harold Clary | 7 | Grandson | — | South Carolina |
| 40 | John Butler | 50 | Head | Farmer | 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)