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Leon Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Madison-County, Tennessee
Our Model Tree links this Leon Williams across the 1930 and 1940 US Censuses in Madison-County, Tennessee (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Male
Son
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Madison-County, Tennessee |
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | Civil District No 3 |
| 1935 Residence (County) | Madison |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | Civil District No 3 |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leon | Age | Birth yr |
|---|---|---|---|---|
| Marilyn Williams | Daughter | — | 2 | ~1938 |
| Leon Williams | Son | — | 12 | ~1928 |
| Dorothy Williams | Daughter | — | 10 | ~1930 |
| Betty Williams | Daughter | — | 4 | ~1936 |
| Elsie Williams | Spouse | — | 28 | ~1912 |
| Emmett Williams | Son | — | 8 | ~1932 |
| Ima Williams | Daughter | — | 6 | ~1934 |
| Charles Williams | Son | — | 14 | ~1926 |
| Joe Williams | Head | — | 36 | ~1904 |
Census Appearances
1930
Madison, Tennessee
Son, age 3
Madison, Tennessee · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Madison-County, Tennessee
Son, age 12
Madison-County, Tennessee · implied b. ~1928 — 9 household members
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | Civil District No 3 |
| 1935 Residence (County) | Madison |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 12 · b. ~1928 · Tennessee
★ You are viewing this record
Sibling
Dorothy Williams
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Williams
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emmett Williams
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ima Williams
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Williams
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marilyn Williams
Sibling · 1940 · age 2
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 — Madison-County, Tennessee
Open full size
1940 US Federal Census — Madison-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03917-00188)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Betty Boals | 7 | Daughter | — | Tennessee |
| 2 | Jerry Boals | 5 | Son | — | Tennessee |
| 3 | James Boals | 1 | Son | — | Tennessee |
| 4 | Joe W. Williams | 36 | Head | Farmer | Tennessee |
| 5 | Elsie Williams | 28 | Wife | — | Tennessee |
| 6 | Charles H. Williams | 14 | Son | Farm Laborer | Tennessee |
| 7 | Leon Williams THIS PERSON | 12 | Son | — | Tennessee |
| 8 | Dorothy Williams | 10 | Daughter | — | Tennessee |
| 9 | Emmett Williams | 8 | Son | — | Tennessee |
| 10 | Ima J. Williams | 6 | Daughter | — | Tennessee |
| 11 | Betty J. Williams | 4 | Daughter | — | Tennessee |
| 12 | Marilyn Williams | 2 | Daughter | — | Tennessee |
| 13 | Herbert Presson | 31 | Head | Farmer | Tennessee |
| 14 | India Presson | 20 | Wife | Farm Laborer | Tennessee |
| 15 | Norman Presson | 4 | Son | — | Tennessee |
| 16 | Donald Presson | 1 | Son | — | Tennessee |
| 17 | L. W. Presson | 73 | Father | Farm Laborer | Tennessee |
| 18 | Robert L. Northcott | 50 | Head | Farmer | Tennessee |
| 19 | Tildie Northcott | 52 | Wife | — | Arkansas |
| 20 | Rose Northcott | 25 | Daughter | Farm Laborer | Tennessee |
| 21 | Mary Helen Northcott | 24 | Daughter | Farm Laborer | Tennessee |
| 22 | John Northcott | 22 | Son | Farm Laborer | Tennessee |
| 23 | Odis Northcott | 20 | Son | Farm Laborer | Tennessee |
| 24 | Opal Northcott | 18 | Daughter | Farm Laborer | Tennessee |
| 25 | J. D. Northcott | 16 | Son | Farm Laborer | Tennessee |
| 26 | James Northcott | 15 | Son | Farm Laborer | Tennessee |
| 27 | Maurine Northcott | 13 | Daughter | — | Tennessee |
| 28 | Fred Northcott | 11 | Son | — | Tennessee |
| 29 | Dunn Bobby N. Northcott | 3 | Son | — | Tennessee |
| 30 | Neil Williams | 31 | Head | Farmer | Tennessee |
| 31 | Millie M. Williams | 25 | Wife | — | Tennessee |
| 32 | Jewell Williams | 10 | Daughter | — | Tennessee |
| 33 | Bernice Williams | 6 | Daughter | — | Tennessee |
| 34 | Martha J. Williams | 4 | Daughter | — | Tennessee |
| 35 | Marshall Longfall | 36 | Head | Farmer | Tennessee |
| 36 | Ruby Longfall | 31 | Wife | — | Tennessee |
| 37 | Carlton Longfall | 13 | Son | — | Tennessee |
| 38 | William Longfall | 11 | Son | — | Tennessee |
| 39 | Wesley Johnson | 40 | Head | Farm Laborer | Tennessee |
| 40 | Velma Johnson | 30 | Wife | Farm Laborer | 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)