GT
Gladys Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Calcasieu-County, Louisiana
Our Model Tree links this Gladys Thomas across the 1930 and 1940 US Censuses in Calcasieu-County, Louisiana (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Female
Daughter
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Calcasieu-County, Louisiana |
| Surname | Thomas |
| Given Name | Gladys |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Lake Charles City |
| 1935 Residence (County) | Calcasieu |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Lake Charles City |
| Est. Birth Year | ~1928 |
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 Gladys | Age | Birth yr |
|---|---|---|---|---|
| Mildred Thomas | Daughter | — | 23 | ~1917 |
| John Thomas | Son | — | 10 | ~1930 |
| Anthony Thomas | Son | — | 3 | ~1937 |
| Matthew Thomas | Son | — | 8 | ~1932 |
| Irshell Thomas | Daughter | — | 14 | ~1926 |
| Barbara Thomas | Daughter | — | 6 | ~1934 |
| Alberta Thomas | Daughter | — | 20 | ~1920 |
| John Thomas | Head | — | 55 | ~1885 |
| Irvin Thomas | Son | — | 18 | ~1922 |
| Gladys Thomas | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Calcasieu, Louisiana
Daughter, age 2
Calcasieu, Louisiana · implied b. ~1928 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Gladys |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Calcasieu-County, Louisiana
Daughter, age 12
Calcasieu-County, Louisiana · implied b. ~1928 — 10 household members
| Surname | Thomas |
| Given Name | Gladys |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Lake Charles City |
| 1935 Residence (County) | Calcasieu |
| Highest Grade | 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 Gladys Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Gladys Thomas
Daughter · 1940 · age 12 · b. ~1928 · Louisiana
★ You are viewing this record
Sibling
Barbara Thomas
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irshell Thomas
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irvin Thomas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Thomas
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anthony Thomas
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thomas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alberta Thomas
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Matthew Thomas
Sibling · 1940 · age 8
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 — Calcasieu-County, Louisiana
Open full size
1940 US Federal Census — Calcasieu-County, Louisiana
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01390-00260)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rosa M. Sykes | 16 | daughter | — | Louisiana |
| 2 | Mabel Sykes | 15 | daughter | — | Louisiana |
| 3 | Daughter Dorothy L. | None | F | — | — |
| 4 | Daughter Camilla | None | F | — | — |
| 5 | Daughter Agnes | None | F | — | — |
| 6 | Son Athenese | None | M | — | — |
| 7 | Frank Monticello | 34 | head | Proprietor | Louisiana |
| 8 | Felix A. Monticello | 30 | wife | — | Louisiana |
| 9 | Sarah A. Monticello | 5 | daughter | — | Louisiana |
| 10 | Samuel F. Monticello | 3 | son | — | Louisiana |
| 11 | Phil R. Monticello | 1 | son | — | Louisiana |
| 12 | Henry Spikes | 29 | head | Proprietor | Louisiana |
| 13 | Eva Spikes | 36 | wife | Servant | Louisiana |
| 14 | Evelina Spikes | 13 | daughter | — | Louisiana |
| 15 | Willard Spikes | 8 | son | — | Louisiana |
| 16 | Joyce Spikes | 6 | daughter | — | Louisiana |
| 17 | Samuel Wright | 36 | head | — | Louisiana |
| 18 | Alex Holmes | 77 | head | — | Louisiana |
| 19 | Tom Holmes | 48 | son | Laborer | Louisiana |
| 20 | Eliza Holmes | 46 | son | Assistant Cook | Louisiana |
| 21 | Letha Holmes | 45 | daughter | Scrub Woman | Louisiana |
| 22 | Katherine Holmes | 17 | grand daughter | — | Louisiana |
| 23 | Dorothy M. Holmes | 15 | grand daughter | — | Louisiana |
| 24 | Nora Lewis | 50 | head | Laundress | Louisiana |
| 25 | Helen Lewis | 20 | daughter | Cook | Louisiana |
| 26 | Ruby Lewis | 17 | daughter | Servant | Louisiana |
| 27 | George Lewis | 17 | son | — | Louisiana |
| 28 | Ella Allen | 53 | head | Laundress | Louisiana |
| 29 | Gloria J. Reuben | 8 | niece | — | Louisiana |
| 30 | John Thomas | 55 | head | — | Louisiana |
| 31 | Mildred Thomas | 23 | daughter | Beauty Operator | Louisiana |
| 32 | Alberta Thomas | 20 | daughter | — | Louisiana |
| 33 | Irvin Thomas | 18 | son | — | Louisiana |
| 34 | Irshell Thomas | 14 | daughter | — | Louisiana |
| 35 | Gladys Thomas THIS PERSON | 12 | daughter | — | Louisiana |
| 36 | John Jr. Thomas | 10 | son | — | Louisiana |
| 37 | Matthew Thomas | 8 | son | — | Louisiana |
| 38 | Barbara Thomas | 6 | daughter | — | Louisiana |
| 39 | Anthony Thomas | 3 | son | — | 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)