TF
Thomas Foster — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-John-The-Baptist-County, Louisiana
Our Model Tree links this Thomas Foster across the 1920, 1930 and 1940 US Censuses in St.-John-The-Baptist-County, Louisiana (XGBoost, ~Confirmed), with identified parents John & Louisa — first a head (b.~1907), then head of a 5-person household.
Age 33
b. ~1907
Male
Head
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-John-The-Baptist-County, Louisiana |
| Surname | Foster |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Lions |
| 1935 Residence (County) | St John |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Lions |
| Est. Birth Year | ~1907 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thomas Foster | Son | — | 8 | ~1932 |
| Thomas Foster | Head | — | 33 | ~1907 |
| Clarence Foster | Son | — | 3 | ~1937 |
| Beatrice Foster | Daughter | — | 11 | ~1929 |
| Viola Foster | Spouse | — | 30 | ~1910 |
Census Appearances
1920
St James, …
Son, age 14
St James, Louisiana · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Thomas |
| 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 | Laborer |
| Industry | Plantation |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | French |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
St John …
Head, age 25
St John The Baptist, Louisiana · implied b. ~1905 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Age at First Marriage | 20 |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | Laborer |
| Industry | Rail Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 5 |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
St.-John-The-Baptist-County, Louisiana
Head, age 33
St.-John-The-Baptist-County, Louisiana · implied b. ~1907 — 5 household members
| Surname | Foster |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Lions |
| 1935 Residence (County) | St John |
| Highest Grade | No 6 |
| 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 Thomas Foster across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father John Foster (~0.92 confidence) and mother Louisa Foster (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Foster
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Louisa Foster
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Foster
Head · 1940 · age 33 · b. ~1907 · Louisiana
★ 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 — St.-John-The-Baptist-County, Louisiana
Open full size
1940 US Federal Census — St.-John-The-Baptist-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01450-00216)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sidney Davis | 30 | Head | Plower | Louisiana |
| 42 | Cecile Davis | 55 | Mother | Cane Cutter | Louisiana |
| 43 | Lynn Scioneaux | 29 | Head | Motor Driver | Louisiana |
| 44 | Laura Scioneaux | 25 | Wife | — | Louisiana |
| 45 | Lawrence Isaac | 36 | Head | Plower | Louisiana |
| 46 | Victoria Isaac | 24 | Wife | Cane Cutter | Louisiana |
| 47 | Edmond Hogan | 35 | Head | Labor | Louisiana |
| 48 | Martha Hogan | 28 | Wife | Cane Cutter | Louisiana |
| 49 | Ulysse Bernard | 66 | Head | Foreman | Louisiana |
| 50 | Amelie Bernard | 66 | Wife | — | Louisiana |
| 51 | Charles Le Blanc | 56 | Head | Laborer | Louisiana |
| 52 | Corine Le Blanc | 51 | Wife | — | Louisiana |
| 53 | Bruno Le Blanc | 30 | Son | Sugar Boiler | Louisiana |
| 54 | Steven Le Blanc | 27 | Son | Sugar Boiler Watchman | Louisiana |
| 55 | Jessie Lee Le Blanc | 23 | Daughter | — | Louisiana |
| 56 | Wilbert Hahn | 30 | Head | Truck Driver | Louisiana |
| 57 | Pearl Hahn | 29 | Wife | Post Master | Louisiana |
| 58 | Gayle Hahn | 3 | Daughter | — | Louisiana |
| 59 | Pershing Granier | 21 | Head | Insura-Collector | Louisiana |
| 60 | Louise Granier | 24 | Wife | — | Louisiana |
| 61 | Cipriaque Granier | 65 | Father | — | Louisiana |
| 62 | Virginia Granier | 62 | Mother | — | Louisiana |
| 63 | Everett Le Blanc | 25 | Head | Carpenter | Louisiana |
| 64 | Dorothy Le Blanc | 23 | Wife | — | Louisiana |
| 65 | Saundra Le Blanc | 1 | Daughter | — | Louisiana |
| 66 | Russel Haydel | 25 | Head | Sunday Sack Sewer | Louisiana |
| 67 | Elizabeth Haydel | 24 | Wife | — | Louisiana |
| 68 | Russel Jr Haydel | 3 | Daughter | — | Louisiana |
| 69 | George Monty | 56 | Head | Carpenter | Louisiana |
| 70 | Louisa Monty | 57 | Wife | — | Louisiana |
| 71 | Mydris Haydel | 12 | Adopted Daughter | — | Louisiana |
| 72 | Uyless Englade | 83 | Father-in-law | — | Louisiana |
| 73 | John Foster | 68 | Head | Ditch Digger | Louisiana |
| 74 | Louisa Foster | 65 | Wife | — | Louisiana |
| 75 | Thomas Foster THIS PERSON | 33 | Head | — | Louisiana |
| 76 | Viola Foster | 30 | Wife | — | Louisiana |
| 77 | Beatrice Foster | 11 | Daughter | — | Louisiana |
| 78 | Thomas Jr Foster | 8 | Son | — | Louisiana |
| 79 | Clarence Foster | 3 | Son | — | Louisiana |
| 80 | Freddie Louis | 41 | Head | Laborer | Louisiana |
Pedigree Summary
Thomas
Gen 1 · 2 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)