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Leon Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bolivar-County, Mississippi
Our Model Tree links this Leon Williams across the 1930 and 1940 US Censuses in Bolivar-County, Mississippi (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 8-person household.
Age 14
b. ~1926
Male
Son
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bolivar-County, Mississippi |
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 3 |
| 1935 Residence (County) | Bolivar |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Beat 3 |
| Est. Birth Year | ~1926 |
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 Leon | Age | Birth yr |
|---|---|---|---|---|
| Virginia Williams | Head | — | 60 | ~1880 |
| Lloyd Thurman | Other | — | 2 | ~1938 |
| Alonzo Williams | Son | — | 19 | ~1921 |
| Lavonia Williams | Daughter | — | 21 | ~1919 |
| Olela Williams | Daughter | — | 23 | ~1917 |
| Malvin Thurman | Other | — | 5 | ~1935 |
| Barbara Patton | Daughter | — | 3 | ~1937 |
| Leon Williams | Son | — | 14 | ~1926 |
Census Appearances
1930
Bolivar, Mississippi
Son, age 4
Bolivar, Mississippi · implied b. ~1926 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Bolivar-County, Mississippi
Son, age 14
Bolivar-County, Mississippi · implied b. ~1926 — 8 household members
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 3 |
| 1935 Residence (County) | Bolivar |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| 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 Leon Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leon Williams
Son · 1940 · age 14 · b. ~1926 · Mississippi
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Sibling
Barbara Patton
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Olela Williams
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alonzo Williams
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lavonia Williams
Sibling · 1940 · age 21
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 — Bolivar-County, Mississippi
Open full size
1940 US Federal Census — Bolivar-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02010-00129)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joe Washington | 36 | Head | Laborer | Mississippi |
| 2 | Sarah Washington | 32 | Wife | — | Mississippi |
| 3 | Ollie Gross | 26 | Brother-in-law | Laborer | Mississippi |
| 4 | C. H. Scheirbaum | 73 | Head | Baker | Germany |
| 5 | Martha Scheirbaum | 65 | Wife | — | Germany |
| 6 | Henry Brock | 68 | Head | Farmer | Mississippi |
| 7 | Ada Brock | 50 | Wife | — | Louisiana |
| 8 | Booker Brown | 31 | Head | Farmer | Mississippi |
| 9 | Laura Brown | 22 | Wife | — | Mississippi |
| 10 | Calvin Feilds | 73 | Head | Farmer | Mississippi |
| 11 | Ada Feilds | 72 | Wife | — | Alabama |
| 12 | Adia Feilds | 25 | Daughter | Teacher | Mississippi |
| 13 | Matilda Gallion | 45 | Head | Farmer | Mississippi |
| 14 | Norman Gallion | 53 | Husband | Laborer | Mississippi |
| 15 | Osa Moore | 10 | Grandson | — | Mississippi |
| 16 | Pardner Price | 30 | Head | Farmer | Mississippi |
| 17 | Emma Price | 23 | Wife | — | Mississippi |
| 18 | Jessie Lee Price | 7 | Daughter | — | Mississippi |
| 19 | Pearlie B. Price | 5 | Daughter | — | Mississippi |
| 20 | Frank Washington | 25 | Head | Farmer | Mississippi |
| 21 | Alma Washington | 20 | Wife | — | Mississippi |
| 22 | Virginia Williams | 60 | Head | Farmer | Mississippi |
| 23 | Olela Williams | 23 | Daughter | — | Mississippi |
| 24 | Lavonia Williams | 21 | Daughter | — | Mississippi |
| 25 | Alonzo Williams | 19 | Son | Laborer | Mississippi |
| 26 | Leon Williams THIS PERSON | 14 | Son | — | Mississippi |
| 27 | Malvin Thurman | 5 | Grandson | — | Mississippi |
| 28 | Barbara J. Patton | 3 | Daughter | — | Mississippi |
| 29 | Lloyd N. Thurman | 2 | Grandson | — | Mississippi |
| 30 | Lee Moore | 46 | Head | Farmer | Mississippi |
| 31 | Lucille Moore | 29 | Wife | — | Mississippi |
| 32 | Will Cora Moore | 12 | Daughter | — | Mississippi |
| 33 | Adolph Smith | 28 | Head | Farmer | Mississippi |
| 34 | Jamie Smith | 50 | Mother | — | Mississippi |
| 35 | Arthur Kimball | 29 | Head | Farmer | Mississippi |
| 36 | Cleo Kimball | 20 | Wife | — | Mississippi |
| 37 | Ernestine Kimball | 49 | Mother | — | Mississippi |
| 38 | Samuel Williams | 15 | Nephew | — | Mississippi |
| 39 | Roosevelt Gallion | 23 | Head | Farmer | Mississippi |
| 40 | Artensie Gallion | 22 | Wife | — | 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)