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William Lucas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Leflore-County, Mississippi
Our Model Tree links this William Lucas across the 1930 and 1940 US Censuses in Leflore-County, Mississippi (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 10-person household.
Age 22
b. ~1918
Male
Son
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Leflore-County, Mississippi |
| Surname | Lucas |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Avalon |
| 1935 Residence (County) | Leflore |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 20 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Laborer |
| Township / Ward | 19N2W Beat 4 |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Ethel Lucas | Daughter | — | 11 | ~1929 |
| Sarah Lucas | Daughter | — | 7 | ~1933 |
| Deloris Lucas | Daughter | — | 15 | ~1925 |
| Isabelle Lucas | Daughter | — | 5 | ~1935 |
| Florence Lucas | Head | — | 45 | ~1895 |
| Sammy Lucas | Son | — | 6 | ~1934 |
| Coleman Lucas | Son | — | 13 | ~1927 |
| William Lucas | Son | — | 22 | ~1918 |
| Willie Lucas | Son | — | 17 | ~1923 |
| Leroy Lucas | Son | — | 8 | ~1932 |
Census Appearances
1930
Leflore, Mississippi
Son, age 12
Leflore, Mississippi · implied b. ~1918 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lucas |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | Laborer |
| Industry | on Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Leflore-County, Mississippi
Son, age 22
Leflore-County, Mississippi · implied b. ~1918 — 10 household members
| Surname | Lucas |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Avalon |
| 1935 Residence (County) | Leflore |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 20 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 William Lucas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Lucas
Son · 1940 · age 22 · b. ~1918 · Mississippi
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Sibling
Leroy Lucas
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Lucas
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sammy Lucas
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Coleman Lucas
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Lucas
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Deloris Lucas
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabelle Lucas
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Lucas
Sibling · 1940 · age 11
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 — Leflore-County, Mississippi
Open full size
1940 US Federal Census — Leflore-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02044-00118)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Peggy Sue Upchurch | 1 | Daughter | — | Mississippi |
| 2 | Amelia Hampton | 65 | Head | Cook | Mississippi |
| 3 | Rufus Thomas | 65 | Lodger | — | Mississippi |
| 4 | Ulyssa Green | 58 | Head | Laborer | Mississippi |
| 5 | Alice Green | 37 | Wife | — | Mississippi |
| 6 | Daniel Green | 16 | Son | Laborer | Mississippi |
| 7 | James Lucas | 20 | Head | Laborer | Mississippi |
| 8 | Stella Lucas | 17 | Wife | — | Mississippi |
| 9 | Sam Stanford | 39 | Head | Farmer | Mississippi |
| 10 | Birdie Stanford | 31 | Wife | — | Mississippi |
| 11 | Sam Jr Stanford | 12 | Son | — | Mississippi |
| 12 | Duke Stanford | 7 | Son | — | Mississippi |
| 13 | Mary Stanford | 2 | Daughter | — | Mississippi |
| 14 | James D. Stanford | 31 | Head | Farmer | Mississippi |
| 15 | Lucy Stanford | 58 | Mother | — | Mississippi |
| 16 | Mack Alexander | 20 | Lodger | Laborer | Mississippi |
| 17 | Florence Lucas | 45 | Head | Farmer | Mississippi |
| 18 | William Lucas THIS PERSON | 22 | Son | Laborer | Mississippi |
| 19 | Willie Lucas | 17 | Son | — | Mississippi |
| 20 | Deloris Lucas | 15 | Daughter | — | Mississippi |
| 21 | Coleman Lucas | 13 | Son | — | Mississippi |
| 22 | Ethel Lee Lucas | 11 | Daughter | — | Mississippi |
| 23 | Leroy Lucas | 8 | Son | — | Mississippi |
| 24 | Sarah Lucas | 7 | Daughter | — | Mississippi |
| 25 | Sammy G. Lucas | 6 | Son | — | Mississippi |
| 26 | Isabelle Lucas | 5 | Daughter | — | Mississippi |
| 27 | Sidney Hampton | 28 | Head | Laborer | Mississippi |
| 28 | Valdia Hampton | 21 | Wife | — | Mississippi |
| 29 | Mildred Hampton | 3 | Daughter | — | Mississippi |
| 30 | Bessie Mae Hampton | 1 | Daughter | — | Mississippi |
| 31 | Tom D Logan | 60 | Head | Farmer | Mississippi |
| 32 | India Logan | 52 | Wife | — | Mississippi |
| 33 | Ada Logan | 24 | Daughter | — | Mississippi |
| 34 | Lawrence Logan | 19 | Son | Laborer | Mississippi |
| 35 | Mollie Bell Logan | 17 | Daughter | — | Mississippi |
| 36 | Dorothy Logan | 13 | Daughter | — | Mississippi |
| 37 | Joan Logan | 10 | Daughter | — | Mississippi |
| 38 | Joe H. Lollar | 25 | Head | Farmer | Mississippi |
| 39 | Maud Lollar | 25 | Wife | — | Mississippi |
| 40 | Ulyssa C Green | 3 | Son | — | Mississippi |
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)