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Marie Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mccormick-County, South Carolina
Our Model Tree links this Marie Martin across the 1930 and 1940 US Censuses in Mccormick-County, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1901), then head of a 7-person household.
Age 39
b. ~1901
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mccormick-County, South Carolina |
| Surname | Martin |
| Given Name | Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Mt. Carmel Twp. |
| 1935 Residence (County) | McCormick |
| Additional Details | |
| Occupation | Farm Helper |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 8 |
| Income (1939) | 888 |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farm Helper |
| Township / Ward | Mt Carmel Twp |
| Est. Birth Year | ~1901 |
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 Marie | Age | Birth yr |
|---|---|---|---|---|
| Victor Martin | Son | — | 18 | ~1922 |
| Marie Martin | Spouse | — | 39 | ~1901 |
| Levi Martin | Son | — | 20 | ~1920 |
| Annie Martin | Daughter | — | 14 | ~1926 |
| Frank Martin | Son | — | 19 | ~1921 |
| Dave Martin | Head | — | 46 | ~1894 |
| Odis Martin | Son | — | 17 | ~1923 |
Census Appearances
1930
Mccormick, South …
Other, age 31
Mccormick, South Carolina · implied b. ~1899 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Marie |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 31 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 20 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | On farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Mccormick-County, South …
Spouse, age 39
Mccormick-County, South Carolina · implied b. ~1901 — 7 household members
| Surname | Martin |
| Given Name | Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Mt. Carmel Twp. |
| 1935 Residence (County) | McCormick |
| Occupation | Farm Helper |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 8 |
| Income (1939) | 888 |
| 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 Marie Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Marie Martin
Spouse · 1940 · age 39 · b. ~1901 · South Carolina
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mccormick-County, South Carolina
Open full size
1940 US Federal Census — Mccormick-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03824-00198)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hannah Wright | 5 | Daughter | — | South Carolina |
| 2 | James Wright | 1 | Son | — | South Carolina |
| 3 | Joel Bradley | 58 | Head | Tenant | South Carolina |
| 4 | Wallace Garrett | 37 | Lodger | — | South Carolina |
| 5 | Miss Clara Alderman | 52 | Head | Farmer | South Carolina |
| 6 | Josie Floyd | 33 | Lodger | General Work | South Carolina |
| 7 | Perrin Drennon | 40 | Head | Share Cropper | South Carolina |
| 8 | Pearl Drennon | 36 | Wife | Farm Laborer | South Carolina |
| 9 | Arthur Drennon | 16 | Son | — | South Carolina |
| 10 | George Drennon | 22 | Son | Log Cutter | South Carolina |
| 11 | Mary Louise Drennon | 22 | Wife | — | South Carolina |
| 12 | Annie Pearl Drennon | 1 | Daughter | — | South Carolina |
| 13 | George Edward Drennon | 0 | Son | — | South Carolina |
| 14 | William Calhoun | 66 | Head | Share Cropper | South Carolina |
| 15 | Rosa Calhoun | 50 | Wife | — | South Carolina |
| 16 | James Calhoun | 19 | Son | Farm Helper | South Carolina |
| 17 | James D. Calhoun | 17 | Son | Farm Helper | South Carolina |
| 18 | Alex Childs | 14 | Cousin | Farm Helper | South Carolina |
| 19 | J. B. Childs | 14 | Cousin | Farm Helper | South Carolina |
| 20 | Annie Childs | 15 | Cousin | Farm Helper | South Carolina |
| 21 | Robert Jordan | 56 | Head | Share Cropper | South Carolina |
| 22 | Lucious Jordan | 34 | Wife | Farm Laborer | South Carolina |
| 23 | Jessie Jordan | 3 | Son | — | South Carolina |
| 24 | Patricia Jordan | 2 | Daughter | — | South Carolina |
| 25 | Mary Louise Jordan | 0 | Daughter | — | South Carolina |
| 26 | Jim Mccomb | 56 | Head | Farmer | South Carolina |
| 27 | Clara Mccomb | 58 | Wife | — | South Carolina |
| 28 | Louis Mccomb | 21 | Daughter | — | South Carolina |
| 29 | Jim Mccomb | 17 | Son | — | South Carolina |
| 30 | George Boyd | 72 | Head | — | South Carolina |
| 31 | Christine Boyd | 70 | Wife | — | South Carolina |
| 32 | Alma Boyd | 22 | Daughter | — | South Carolina |
| 33 | Laurie W. Bettigrew | 44 | Head | Farmer | South Carolina |
| 34 | Dave Martin | 46 | Head | Share Cropper | South Carolina |
| 35 | Marie Martin THIS PERSON | 39 | Wife | Farm Helper | South Carolina |
| 36 | Levi Martin | 20 | Son | Farm Laborer | South Carolina |
| 37 | Frank Martin | 19 | Son | Wage Hand | South Carolina |
| 38 | Victor Martin | 18 | Son | Farm Helper | South Carolina |
| 39 | Odis Martin | 17 | Son | Farm Helper | South Carolina |
| 40 | Annie Martin | 14 | Daughter | — | 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)