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Lucy Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this Lucy Thomas across the 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Alabama |
| Surname | Thomas |
| Given Name | Lucy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Birmingham |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same House |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Birmingham |
| Est. Birth Year | ~1930 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lucy | Age | Birth yr |
|---|---|---|---|---|
| Robert Thomas | Son | — | 13 | ~1927 |
| Everett Thomas | Son | — | 7 | ~1933 |
| Juanita Thomas | Daughter | — | 17 | ~1923 |
| Payton Thomas | Son | — | 15 | ~1925 |
| Roosevelt Thomas | Son | — | 8 | ~1932 |
| Payton Thomas | Head | — | 37 | ~1903 |
| Lucy Thomas | Daughter | — | 10 | ~1930 |
| Sadie Thomas | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Jefferson, Alabama
Daughter, age 1
Jefferson, Alabama · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Lucy |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | none |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Jefferson-County, Alabama
Daughter, age 10
Jefferson-County, Alabama · implied b. ~1930 — 8 household members
| Surname | Thomas |
| Given Name | Lucy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Birmingham |
| 1935 Residence (County) | Jefferson |
| Highest Grade | No 3 |
| 1935 Residence | Same House |
| 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 Lucy Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lucy Thomas
Daughter · 1940 · age 10 · b. ~1930 · Alabama
★ You are viewing this record
Sibling
Payton Thomas
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Juanita Thomas
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Thomas
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sadie Thomas
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Everett Thomas
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roosevelt 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 — Jefferson-County, Alabama
Open full size
1940 US Federal Census — Jefferson-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00097-00673)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Earnest Payton | 25 | Head | Labor | Alabama |
| 42 | Gladys Payton | 25 | Wife | — | Alabama |
| 43 | Payton Thomas | 37 | Head | Labor | Alabama |
| 44 | Juanita Thomas | 17 | Daughter | Cook | Alabama |
| 45 | Payton Jr Thomas | 15 | Son | — | Alabama |
| 46 | Sadie Thomas | 14 | Daughter | — | Alabama |
| 47 | Robert Thomas | 13 | Son | — | Alabama |
| 48 | Lucy Thomas THIS PERSON | 10 | Daughter | — | Alabama |
| 49 | Roosevelt Thomas | 8 | Son | — | Alabama |
| 50 | Everett Thomas | 7 | Son | — | Alabama |
| 51 | Joe Price | 31 | Head | Labor | Alabama |
| 52 | Daisy Price | 26 | Wife | — | Alabama |
| 53 | Earnest Price | 13 | Son | — | Alabama |
| 54 | Elizabeth Price | 3 | Daughter | — | Alabama |
| 55 | Napoleon Price | 2 | Son | — | Alabama |
| 56 | George Thomas | 37 | Head | Taxi Driver | Alabama |
| 57 | Alberta Thomas | 50 | Head | House Maid | Alabama |
| 58 | Hollis Fields | 37 | Head | Miner | Alabama |
| 59 | Willie Fields | 33 | Wife | Maid | Alabama |
| 60 | John Fields | 18 | Cousin | Baker Helper | Alabama |
| 61 | Mildred Fields | 19 | Cousin | — | Alabama |
| 62 | Constantinette Fields | 1 | Cousin | — | Alabama |
| 63 | Enumerator Misfigured | None | — | — | — |
| 64 | Olmeth Weatherd | 60 | Head | Labor Foreman | Alabama |
| 65 | Gertrude Weatherd | 47 | Wife | — | Alabama |
| 66 | Sam Dawson | 50 | Head | Porter | Alabama |
| 67 | Amanda Dawson | 45 | Wife | — | Alabama |
| 68 | Willie Dawson | 31 | Son | Porter | Alabama |
| 69 | George Duke | 70 | Head | — | Tennessee |
| 70 | Moses Greenlee | 38 | Head | Screen Tender | Alabama |
| 71 | Ann Greenlee | 27 | Wife | — | Alabama |
| 72 | Palmer Coperic | 40 | Head | Miner | Alabama |
| 73 | Luelvia Coperic | 40 | Wife | — | Alabama |
| 74 | Sam H Crowder | 57 | Head | Salesman | Alabama |
| 75 | Pearl Crowder | 53 | Wife | — | Alabama |
| 76 | Louis Darling | 28 | Head | Labor | Alabama |
| 77 | Minnie Lee Darling | 21 | Wife | — | Alabama |
| 78 | Linnie Kohn | 57 | Head | — | Georgia |
| 79 | Henry Kohn | 37 | Son | Labor | Alabama |
| 80 | Essie Mae Kohn | 31 | Daughter | — | Alabama |
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)