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Louise Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marlboro-County, South Carolina
Our Model Tree links this Louise Thomas across the 1930 and 1940 US Censuses in Marlboro-County, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1915), then head of a 10-person household.
Age 25
b. ~1915
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marlboro-County, South Carolina |
| Surname | Thomas |
| Given Name | Louise |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Clio Township |
| 1935 Residence (County) | Marlboro |
| Additional Details | |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farm Laborer |
| Township / Ward | Clio Township |
| Est. Birth Year | ~1915 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Louise | Age | Birth yr |
|---|---|---|---|---|
| Ammie Thomas | Other | — | 55 | ~1885 |
| Ammie Thomas | Daughter | — | 7 | ~1933 |
| William Thomas | Son | — | 6 | ~1934 |
| Madie Thomas | Daughter | — | 1 | ~1939 |
| Ernest Thomas | Head | — | 40 | ~1900 |
| Mary Thomas | Daughter | — | 11 | ~1929 |
| Elizabeth Thomas | Daughter | — | 9 | ~1931 |
| Emanuel Thomas | Son | — | 3 | ~1937 |
| William Thomas | Son | — | 4 | ~1936 |
| Louise Thomas | Spouse | — | 25 | ~1915 |
Census Appearances
1930
Marlboro, South …
Spouse, age 17
Marlboro, South Carolina · implied b. ~1913 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Louise A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 17 |
| 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
Marlboro-County, South …
Spouse, age 25
Marlboro-County, South Carolina · implied b. ~1915 — 10 household members
| Surname | Thomas |
| Given Name | Louise |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Clio Township |
| 1935 Residence (County) | Marlboro |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 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 Louise Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Louise Thomas
Spouse · 1940 · age 25 · b. ~1915 · 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 — Marlboro-County, South Carolina
Open full size
1940 US Federal Census — Marlboro-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03826-00204)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Howard Covington | 24 | Son | Farm Laborer | South Carolina |
| 2 | Shadie Covington | 20 | Daughter | Farm Laborer | South Carolina |
| 3 | Lawrence Covington | 19 | Son | Farm Laborer | South Carolina |
| 4 | Isaac Covington | 17 | Son | Farm Laborer | South Carolina |
| 5 | End Covington | 15 | Son | Farm Laborer | South Carolina |
| 6 | Ernest Thomas | 40 | Head | Farmer | South Carolina |
| 7 | Louise Thomas THIS PERSON | 25 | Wife | Farm Laborer | South Carolina |
| 8 | Mary Catherine Thomas | 11 | Daughter | — | South Carolina |
| 9 | Elizabeth Thomas | 9 | Daughter | — | South Carolina |
| 10 | Ammie Thomas | 7 | Daughter | — | South Carolina |
| 11 | William Ernest Thomas | 6 | Son | — | South Carolina |
| 12 | William Howard Thomas | 4 | Son | — | South Carolina |
| 13 | Emanuel Thomas | 3 | Son | — | South Carolina |
| 14 | Madie Thomas | 1 | Daughter | — | South Carolina |
| 15 | Ammie Thomas | 55 | Mother | Farm Laborer | South Carolina |
| 16 | Mack Ratcliff | 62 | Head | Farmer | North Carolina |
| 17 | Liza Ratcliff | 55 | Wife | Farm Laborer | South Carolina |
| 18 | Elliot Ratcliff | 21 | Son | Farm Laborer | South Carolina |
| 19 | Nancy Ann Alford | 45 | Head | Housekeeper | South Carolina |
| 20 | Maggie Alford | 23 | Daughter | Farm Laborer | South Carolina |
| 21 | Annie Mae Alford | 15 | Daughter | — | South Carolina |
| 22 | Ethel Mae Alford | 12 | Daughter | — | South Carolina |
| 23 | Mollie Alford | 6 | Daughter | — | South Carolina |
| 24 | Ernest Jr. Alford | 5 | Grandson | — | South Carolina |
| 25 | Estelle Townsend | 29 | Head | Farm Laborer | South Carolina |
| 26 | James Townsend | 17 | Son | Farm Laborer | South Carolina |
| 27 | Carrie Mae Townsend | 15 | Daughter | Farm Laborer | South Carolina |
| 28 | Virginia Townsend | 12 | Daughter | — | South Carolina |
| 29 | Elease Townsend | 10 | Daughter | — | South Carolina |
| 30 | Estelle Townsend | 7 | Daughter | — | South Carolina |
| 31 | Ulysses Townsend | 6 | Son | — | South Carolina |
| 32 | Odessa Townsend | 4 | Daughter | — | South Carolina |
| 33 | Lawrence Mccoll | 25 | Head | Farmer | South Carolina |
| 34 | Madie Mccoll | 30 | Wife | Farm Laborer | South Carolina |
| 35 | Thomas Arlesta Mccoll | 19 | Nephew | Farm Laborer | South Carolina |
| 36 | Mack Mckinnon | 38 | Head | Farmer | South Carolina |
| 37 | Daisy Belle Mckinnon | 24 | Wife | Farm Laborer | South Carolina |
| 38 | Pearlthe Mckinnon | 15 | Daughter | — | South Carolina |
| 39 | James Rufus Mckinnon | 11 | Son | — | South Carolina |
| 40 | Lillie Belle Mckinnon | 6 | 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)