JT
Joe Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Mary-County, Louisiana
Our Model Tree links this Joe Thomas across the 1920, 1930 and 1940 US Censuses in St.-Mary-County, Louisiana (XGBoost, ~Confirmed), with identified parents Jacob & Joseph — first a son (b.~1918), then head of a 12-person household.
Age 22
b. ~1918
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Mary-County, Louisiana |
| Surname | Thomas |
| Given Name | Joe |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 4 |
| 1935 Residence (County) | St Mary |
| Additional Details | |
| Occupation | Farm hand |
| Industry | Cane farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 370 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Farm Hand |
| Township / Ward | Ward 4 |
| Est. Birth Year | ~1918 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joe | Age | Birth yr |
|---|---|---|---|---|
| Jacob Thomas | Head | — | 45 | ~1895 |
| Ira Thomas | Son | — | 7 | ~1933 |
| Alice Thomas | Daughter | — | 19 | ~1921 |
| Lula Thomas | Daughter | — | 13 | ~1927 |
| Joe Thomas | Son | — | 22 | ~1918 |
| Irene Thomas | Daughter | — | 10 | ~1930 |
| Man Thomas | Son | — | 12 | ~1928 |
| Mathew Thomas | Son | — | 18 | ~1922 |
| Henry Thomas | Son | — | 14 | ~1926 |
| Walter Thomas | Son | — | 21 | ~1919 |
| Wilson Thomas | Son | — | 8 | ~1932 |
| Rebecca Thomas | Spouse | — | 44 | ~1896 |
Census Appearances
1920
St Mary, …
Son, age 4
St Mary, Louisiana · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
Son, age 14
St Mary, Louisiana · implied b. ~1916 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
St.-Mary-County, Louisiana
Son, age 22
St.-Mary-County, Louisiana · implied b. ~1918 — 12 household members
| Surname | Thomas |
| Given Name | Joe |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 4 |
| 1935 Residence (County) | St Mary |
| Occupation | Farm hand |
| Industry | Cane farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 370 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| 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 Joe Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jacob Thomas (~0.92 confidence) and father Joseph Thomas (~0.92 confidence) and father Joseph Thomas (~0.92 confidence) and mother Rebecca Thomas (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jacob Thomas
b. ~1895
Source father
● Household
· direct · ~0.92
Father
Joseph Thomas
b. ~1895
Source father
● Household
· direct · ~0.92
Father
Joseph Thomas
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Rebecca Thomas
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joe Thomas
Son · 1940 · age 22 · b. ~1918 · Louisiana
★ You are viewing this record
Sibling
Henry Thomas
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ira Thomas
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mathew Thomas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Thomas
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilson Thomas
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lula Thomas
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Man Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Thomas
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Thomas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Mary-County, Louisiana
Open full size
1940 US Federal Census — St.-Mary-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01454-00423)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Howard Smith | 23 | Head | Farm Hand | Louisiana |
| 2 | Mildred Smith | 20 | Wife | Farm Hand | Louisiana |
| 3 | Ruth Ann Smith | 2 | Daughter | — | Louisiana |
| 4 | Patricia May Smith | 1 | Daughter | — | Louisiana |
| 5 | Rosemary Smith | 0 | Daughter | — | Louisiana |
| 6 | Henry Guilbeau | 19 | Head | Farm Hand | Louisiana |
| 7 | Leola Guilbeau | 21 | Wife | Farm Hand | Louisiana |
| 8 | Francis Bonnet | 27 | Head | Farm Hand | Louisiana |
| 9 | Lois Bonnet | 21 | Wife | Farm Hand | Louisiana |
| 10 | Early Bonnet | 1 | Son | — | Louisiana |
| 11 | Adolphus Nelson | 38 | Head | Watchman | Louisiana |
| 12 | Ed Johnson | 45 | Partner | Laborer | Louisiana |
| 13 | Jacob Thomas | 45 | Head | Farm Hand | Louisiana |
| 14 | Rebecca Thomas | 44 | Wife | Farm Hand | Louisiana |
| 15 | Joe Thomas THIS PERSON | 22 | Son | Farm Hand | Louisiana |
| 16 | Walter Thomas | 21 | Son | Farm Hand | Louisiana |
| 17 | Mathew Thomas | 18 | Son | Farm Hand | Louisiana |
| 18 | Alice Thomas | 19 | Daughter | Farm Hand | Louisiana |
| 19 | Henry Thomas | 14 | Son | Farm Hand | Louisiana |
| 20 | Man Thomas | 12 | Son | — | Louisiana |
| 21 | Wilson Thomas | 8 | Son | — | Louisiana |
| 22 | Ira Thomas | 7 | Son | — | Louisiana |
| 23 | Lula Mae Thomas | 13 | Daughter | — | Louisiana |
| 24 | Irene Thomas | 10 | Daughter | — | Louisiana |
| 25 | Dave Thomas | 24 | Head | Farm Hand | Louisiana |
| 26 | Nellwyn Thomas | 21 | Wife | Farm Hand | Louisiana |
| 27 | Anna Mae Thomas | 1 | Daughter | — | Louisiana |
| 28 | Eddie Green | 44 | Head | Farm Hand | Louisiana |
| 29 | Minnie Green | 41 | Wife | Farm Hand | Louisiana |
| 30 | James Green | 17 | Son | Farm Hand | Louisiana |
| 31 | Lelia Dell Green | 13 | Daughter | Farm Hand | Louisiana |
| 32 | Nanny Roberts | 74 | Mother-in-law | — | Louisiana |
| 33 | Joe Dickson | 74 | Head | — | Louisiana |
| 34 | Mary Lou Dickson | 46 | Daughter | — | Louisiana |
| 35 | Helen Dickson | 26 | Daughter | House Maid | Louisiana |
| 36 | Johnny Carr | 47 | Head | Farm Hand | Louisiana |
| 37 | Evelyn Carr | 51 | Wife | — | Louisiana |
| 38 | Welton Carr | 20 | Son | Farm Hand | Louisiana |
| 39 | Evie Dell Carr | 16 | Daughter | Farm Hand | Louisiana |
| 40 | Charles Carr | 15 | Son | — | Louisiana |
Related Census Records
Pedigree Summary
Joe + 9 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)