TS
Thelma Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Louisiana
Our Model Tree links this Thelma Smith across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Louisiana (XGBoost, ~Confirmed), with identified parents Isaac & Lucille — first a spouse (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Female
Spouse
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Louisiana |
| Surname | Smith |
| Given Name | Thelma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Amite |
| 1935 Residence (County) | Mississippi |
| Additional Details | |
| Highest Grade | H-3 |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Shelby Smith | Head | — | 20 | ~1920 |
| Shelby Smith | Son | — | 3 | ~1937 |
| Roy Smith | Son | — | 2 | ~1938 |
| Thelma Smith | Spouse | — | 22 | ~1918 |
Census Appearances
Daughter, age
Orleans, Louisiana · implied b. ~1920 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Theresa |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Orleans, Louisiana
Daughter, age 11
Orleans, Louisiana · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Jefferson-County, Louisiana
Spouse, age 22
Jefferson-County, Louisiana · implied b. ~1918 — 4 household members
| Surname | Smith |
| Given Name | Thelma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Amite |
| 1935 Residence (County) | Mississippi |
| Highest Grade | H-3 |
| 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 Thelma Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Isaac Smith (~0.92 confidence) and mother Lucille Smith (~0.92 confidence) and mother Alma Gomez (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Isaac Smith
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Lucille Smith
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Alma Gomez
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thelma Smith
Spouse · 1940 · age 22 · b. ~1918 · 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 — Jefferson-County, Louisiana
Open full size
1940 US Federal Census — Jefferson-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01406-00713)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles Champagne | 25 | Head | Celotex Plant | Louisiana |
| 42 | Josephine Champagne | 22 | Wife | — | Louisiana |
| 43 | Thelma Champagne | 3 | Daughter | — | Louisiana |
| 44 | A. C. Jr. Champagne | 1 | Son | — | Louisiana |
| 45 | Shelby Smith | 20 | Head | Mason-County | Louisiana |
| 46 | Thelma Smith THIS PERSON | 22 | Wife | — | Louisiana |
| 47 | Shelby Jr. Smith | 3 | Son | — | Louisiana |
| 48 | Roy Smith | 2 | Son | — | Louisiana |
| 49 | Louis Deckelman | 55 | Head | Dock Board | Louisiana |
| 50 | Lillian Deckelman | 54 | Wife | — | Louisiana |
| 51 | Charles Deckelman | 35 | Son | — | Louisiana |
| 52 | Lois Deckelman | 25 | Daughter | American Drug | Louisiana |
| 53 | Paul Delaune | 31 | Head | — | Louisiana |
| 54 | Marion Delaune | 29 | Wife | — | Louisiana |
| 55 | Ethel Delaune | 13 | Daughter | — | Louisiana |
| 56 | Paul Delaune | 10 | Son | — | Louisiana |
| 57 | Willie Delaune | 7 | Son | — | Louisiana |
| 58 | Lecher Boudreaux | 55 | Head | Sinclair Oil | Louisiana |
| 59 | Gertrude Boudreaux | 47 | Wife | — | Louisiana |
| 60 | Bratis Boudreaux | 19 | Son | — | Louisiana |
| 61 | Stella Worley | 65 | Lodger | Westwego High | Louisiana |
| 62 | Louis Fusiel | 26 | Head | Hercules Powder | Louisiana |
| 63 | Olga Fusiel | 23 | Wife | — | Louisiana |
| 64 | Robert Fusiel | 3 | Son | — | Louisiana |
| 65 | Leah Fusiel | 53 | Aunt | — | Louisiana |
| 66 | Jules Boudreaux | 51 | Head | Celotex Plant | Louisiana |
| 67 | Jeannie Boudreaux | 50 | Wife | — | Louisiana |
| 68 | Lester Boudreaux | 21 | Son | Celotex Plant | Louisiana |
| 69 | Milpearl Boudreaux | 14 | Daughter | — | Louisiana |
| 70 | Fred Tyler | 32 | Son-in-law | Celotex Plant | Louisiana |
| 71 | Jeannine Tyler | 29 | Daughter | Wimberly | Louisiana |
| 72 | Early Guidroz | 33 | Head | Celotex Plant | Louisiana |
| 73 | Flossie Guidroz | 38 | Wife | — | Louisiana |
| 74 | Cyril Bernard | 25 | Nephew | Celotex Plant | Louisiana |
| 75 | Edna Bernard | 23 | Wife | — | Louisiana |
| 76 | Roger Marcoux | 24 | Head | Marship Build | Louisiana |
| 77 | Rita Marcoux | 21 | Wife | — | Louisiana |
| 78 | Roger Jr. Marcoux | 0 | Son | — | Louisiana |
| 79 | Robert Kramer | 28 | Head | Celotex Plant | Louisiana |
| 80 | Junie Kramer | 24 | Wife | — | Louisiana |
Related Census Records
Pedigree Summary
Thelma
Gen 1 · 3 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)