CT
Clara Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sumter-County, Alabama
Our Model Tree links this Clara Thomas across the 1930 and 1940 US Censuses in Sumter-County, Alabama (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 13-person household.
Age 11
b. ~1929
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sumter-County, Alabama |
| Surname | Thomas |
| Given Name | Clara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Jones Bluff |
| 1935 Residence (County) | Sumter |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same Place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Jones Bluff |
| Est. Birth Year | ~1929 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clara | Age | Birth yr |
|---|---|---|---|---|
| Clara Thomas | Daughter | — | 11 | ~1929 |
| L Thomas | Daughter | — | 12 | ~1928 |
| Viola Thomas | Daughter | — | 4 | ~1936 |
| F Thomas | Daughter | — | 6 | ~1934 |
| Elizabeth Thomas | Daughter | — | 13 | ~1927 |
| Sarah Thomas | Daughter | — | 2 | ~1938 |
| J Thomas | Daughter | — | 9 | ~1931 |
| Johnnie Thomas | Head | — | 40 | ~1900 |
| Margaret Roden | Other | — | 87 | ~1853 |
| Johnnie Thomas | Son | — | 16 | ~1924 |
| Solomon Thomas | Son | — | 2 | ~1938 |
| Earnest Thomas | Son | — | 15 | ~1925 |
| Maggie Thomas | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Sumter, Alabama
Daughter, age
Sumter, Alabama · implied b. ~1930 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Clara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Sumter-County, Alabama
Daughter, age 11
Sumter-County, Alabama · implied b. ~1929 — 13 household members
| Surname | Thomas |
| Given Name | Clara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Jones Bluff |
| 1935 Residence (County) | Sumter |
| Highest Grade | No 2 |
| 1935 Residence | Same Place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Clara Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Clara Thomas
Daughter · 1940 · age 11 · b. ~1929 · Alabama
★ You are viewing this record
Sibling
J Thomas
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Thomas
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Viola Thomas
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Thomas
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earnest Thomas
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Solomon Thomas
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
F Thomas
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Johnnie Thomas
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
L Thomas
Sibling · 1940 · age 12
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 — Sumter-County, Alabama
Open full size
1940 US Federal Census — Sumter-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00080-00434)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louise Jackson | 6 | Daughter | — | Alabama |
| 2 | Extra Line | None | — | — | — |
| 3 | Jesse Head | 58 | Head | Farmer | Alabama |
| 4 | Rebecca Head | 60 | Wife | — | Alabama |
| 5 | William E. Head | 39 | Son | Farm Laborer | Alabama |
| 6 | Pearl Thomas | 27 | Head | Farmer | Alabama |
| 7 | Ollie Thomas | 14 | Son | — | Alabama |
| 8 | Andrew Thomas | 12 | Son | — | Alabama |
| 9 | Samuel Thomas | 10 | Son | — | Alabama |
| 10 | Luvina Thomas | 8 | Daughter | — | Alabama |
| 11 | Cleveland Brown | 32 | Head | Farmer | Alabama |
| 12 | Odean Brown | 30 | Wife | — | Alabama |
| 13 | Jesse Brown | 14 | Son | — | Alabama |
| 14 | Cleveland Brown | 13 | Son | — | Alabama |
| 15 | Frank Brown | 11 | Son | — | Alabama |
| 16 | William Brown | 8 | Son | — | Alabama |
| 17 | Leora Brown | 6 | Daughter | — | Alabama |
| 18 | Earnest Nash | 32 | Head | Farmer | Alabama |
| 19 | Mary J. Nash | 20 | Wife | — | Alabama |
| 20 | Bob Epps | 61 | Uncle | Farm Laborer | Alabama |
| 21 | Higgins James | 9 | Nephew | — | Alabama |
| 22 | Colins Harrut | 49 | Head | — | Alabama |
| 23 | Josephine Harrut | 49 | Wife | Farmer | Alabama |
| 24 | George Jackson | 55 | Head | Farmer | Alabama |
| 25 | Julia Jackson | 54 | Wife | — | Alabama |
| 26 | Johnnie Thomas | 40 | Head | Farmer | Alabama |
| 27 | Maggie Thomas | 39 | Wife | — | Alabama |
| 28 | Johnnie Thomas | 16 | Son | — | Alabama |
| 29 | Earnest Thomas | 15 | Son | — | Alabama |
| 30 | Elizabeth Thomas | 13 | Daughter | — | Alabama |
| 31 | L. May Thomas | 12 | Daughter | — | Alabama |
| 32 | Clara Thomas THIS PERSON | 11 | Daughter | — | Alabama |
| 33 | J. Ethel Thomas | 9 | Daughter | — | Alabama |
| 34 | F. Louise Thomas | 6 | Daughter | — | Alabama |
| 35 | Viola Thomas | 4 | Daughter | — | Alabama |
| 36 | Sarah Thomas | 2 | Daughter | — | Alabama |
| 37 | Solomon Thomas | 2 | Son | — | Alabama |
| 38 | Margaret Roden | 87 | Aunt mother | — | Alabama |
| 39 | Lawrence Vaughan | 60 | Head | Farmer | Alabama |
| 40 | Mattie Vaughan | 55 | Wife | — | Alabama |
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)