BT
Bertha Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Claiborne-County, Louisiana
Our Model Tree links this Bertha Thomas across the 1930 and 1940 US Censuses in Claiborne-County, Louisiana (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 9-person household.
Age 43
b. ~1897
Female
Spouse
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Claiborne-County, Louisiana |
| Surname | Thomas |
| Given Name | Bertha |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Police Jury Ward 3 |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | H 1 |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Police Jury Ward 3 |
| Est. Birth Year | ~1897 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Mc Thomas | Son | — | 5 | ~1935 |
| Leon Thomas | Son | — | 14 | ~1926 |
| Hubert Thomas | Son | — | 7 | ~1933 |
| Minnie Thomas | Daughter | — | 12 | ~1928 |
| Bertha Thomas | Spouse | — | 43 | ~1897 |
| Garland Thomas | Son | — | 8 | ~1932 |
| Geneal Thomas | Daughter | — | 9 | ~1931 |
| Nancy Thomas | Daughter | — | 10 | ~1930 |
| Rubin Thomas | Head | — | 51 | ~1889 |
Census Appearances
1930
Claiborne, Louisiana
Spouse, age 35
Claiborne, Louisiana · implied b. ~1895 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Age at First Marriage | 25 |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Claiborne-County, Louisiana
Spouse, age 43
Claiborne-County, Louisiana · implied b. ~1897 — 9 household members
| Surname | Thomas |
| Given Name | Bertha |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Police Jury Ward 3 |
| Hours Worked | 0 |
| Highest Grade | H 1 |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Bertha Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Bertha Thomas
Spouse · 1940 · age 43 · b. ~1897 · Louisiana
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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 — Claiborne-County, Louisiana
Open full size
1940 US Federal Census — Claiborne-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01393-00286)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Hart | 18 | brother | Farm Laborer | Louisiana |
| 42 | Amos Henderson | 20 | nephew | Farm Laborer | Louisiana |
| 43 | Arthur Robinson | 23 | lodger | Farm Laborer | Louisiana |
| 44 | Boss Johnson | 45 | head | Farm Laborer | Louisiana |
| 45 | Fra Robinson | 32 | head | Farm Operator | Louisiana |
| 46 | Essie Robinson | 33 | wife | — | Louisiana |
| 47 | Johnnie Pearl Robinson | 16 | daughter | Farm Laborer | Louisiana |
| 48 | Lee Otis Robinson | 14 | son | Farm Laborer | Louisiana |
| 49 | T C Robinson | 12 | son | — | Louisiana |
| 50 | Dave Fielding | 26 | nephew | Farm Laborer | Louisiana |
| 51 | Alford Hart | 20 | head | Farm Laborer | Louisiana |
| 52 | I Lee Hart | 19 | wife | — | Louisiana |
| 53 | James Mapley | 51 | head | Farm Operator | Louisiana |
| 54 | Carrie Mapley | 48 | wife | — | Louisiana |
| 55 | Mcclinton Mapley | 17 | son | Farm Laborer | Louisiana |
| 56 | Marie Mapley | 14 | daughter | Farm Laborer | Louisiana |
| 57 | Ruth Mapley | 14 | daughter | Farm Laborer | Louisiana |
| 58 | Ruby Mapley | 14 | daughter | Farm Laborer | Louisiana |
| 59 | Valrie Mapley | 13 | daughter | — | Louisiana |
| 60 | Beatrice Mapley | 12 | daughter | — | Louisiana |
| 61 | Gristy Wilmer Mapley | 10 | grandson | — | Louisiana |
| 62 | Minnie Robinson | 10 | granddaughter | — | Louisiana |
| 63 | Rubin Thomas | 51 | head | Farm Operator | Louisiana |
| 64 | Bertha Thomas THIS PERSON | 43 | wife | — | Louisiana |
| 65 | Leon Thomas | 14 | son | Farm Laborer | Louisiana |
| 66 | Minnie Seal Thomas | 12 | daughter | — | Louisiana |
| 67 | Nancy P. Thomas | 10 | daughter | — | Louisiana |
| 68 | Geneal Thomas | 9 | daughter | — | Louisiana |
| 69 | Garland Thomas | 8 | son | — | Louisiana |
| 70 | Hubert Thomas | 7 | son | — | Louisiana |
| 71 | Mc Cloy Thomas | 5 | son | — | Louisiana |
| 72 | W. T. Knox | 63 | head | Farm Operator | Mississippi |
| 73 | Mollie Knox | 62 | wife | — | Louisiana |
| 74 | Joe Wilson | 66 | lodger | 0 | Alabama |
| 75 | William Stewart | 31 | head | Farm Operator | Louisiana |
| 76 | Eva Stewart | 32 | wife | — | Arkansas |
| 77 | Roslie Stewart | 9 | daughter | — | Louisiana |
| 78 | Troy Stewart | 6 | son | — | Louisiana |
| 79 | Harvey Stewart | 30 | brother | Farm Laborer | Louisiana |
| 80 | Marvin Stewart | 27 | brother | Farm Laborer | Louisiana |
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)