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Leroy Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Alabama
Our Model Tree links this Leroy Williams across the 1930 and 1940 US Censuses in Montgomery-County, Alabama (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Male
Son
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Alabama |
| Surname | Williams |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Montgomery City |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Montgomery City |
| Est. Birth Year | ~1927 |
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 Leroy | Age | Birth yr |
|---|---|---|---|---|
| John Williams | Son | — | 3 | ~1937 |
| Janice Williams | Spouse | — | 36 | ~1904 |
| James Williams | Head | — | 54 | ~1886 |
| Annie Williams | Daughter | — | 5 | ~1935 |
| Wilbur Williams | Son | — | 2 | ~1938 |
| Leroy Williams | Son | — | 13 | ~1927 |
| James Williams | Son | — | 9 | ~1931 |
| Laurie Williams | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Montgomery, Alabama
Son, age 5
Montgomery, Alabama · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Montgomery-County, Alabama
Son, age 13
Montgomery-County, Alabama · implied b. ~1927 — 8 household members
| Surname | Williams |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Montgomery City |
| 1935 Residence (County) | Montgomery |
| Highest Grade | No 7 |
| 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 Leroy Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leroy Williams
Son · 1940 · age 13 · b. ~1927 · Alabama
★ You are viewing this record
Sibling
John Williams
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilbur Williams
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Williams
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Williams
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Laurie Williams
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 — Montgomery-County, Alabama
Open full size
1940 US Federal Census — Montgomery-County, Alabama
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00067-00699)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gertrude Hawkins | 5 | Niece | — | Alabama |
| 2 | Lorene Thomas | 1 | Niece | — | Alabama |
| 3 | Willie Moore | 26 | Head | Laborer | Alabama |
| 4 | Mattie Mae Moore | 22 | Wife | — | Alabama |
| 5 | Alberta Moore | 7 | Daughter | — | Alabama |
| 6 | Henry Moore | 4 | Son | — | Alabama |
| 7 | Estella Mathews | 36 | Head | — | Alabama |
| 8 | Sidney Mathews | 13 | Son | — | Alabama |
| 9 | Ruth Mathews | 8 | Daughter | — | Alabama |
| 10 | Helen Mathews | 6 | Daughter | — | Alabama |
| 11 | Charles Mathews | 4 | Son | — | Alabama |
| 12 | Ben Jackson | 56 | Head | Porter | Alabama |
| 13 | Allie Jackson | 50 | Wife | — | Alabama |
| 14 | Ben Jr Jackson | 27 | Son | Painter | Alabama |
| 15 | Marie Jackson | 23 | Daughter | — | Alabama |
| 16 | Willie Pearl Jackson | 21 | Daughter | — | Alabama |
| 17 | C. L. Jackson | 19 | Son | Bell Boy | Alabama |
| 18 | Louise Scott | 25 | Daughter | Cook | Alabama |
| 19 | Gwendolyn Scott | 4 | Grand Daughter | — | Alabama |
| 20 | Stevenson Leon Scott | 3 | Grand Son | — | Alabama |
| 21 | Mazie Smiley | 36 | Head | Maid | Alabama |
| 22 | Sam Davis | 39 | Head | Plasterer | Alabama |
| 23 | Lottie Davis | 31 | Wife | — | Alabama |
| 24 | Robert Whittle | 32 | Head | Laborer | Alabama |
| 25 | Maria Whittle | 29 | Wife | — | Alabama |
| 26 | Earnestine Whittle | 10 | Daughter | — | Alabama |
| 27 | Lena Whittle | 8 | Daughter | — | Alabama |
| 28 | Charlie Hawthorne | 25 | Lodger | Attendant | Alabama |
| 29 | Cleve Hawthorne | 27 | Lodger | Chauffeur | Alabama |
| 30 | James Williams | 54 | Head | Lather | Alabama |
| 31 | Janice Mae Williams | 36 | Wife | Maid | Alabama |
| 32 | Leroy Williams THIS PERSON | 13 | Son | — | Alabama |
| 33 | Laurie Williams | 11 | Daughter | — | Alabama |
| 34 | James Jr Williams | 9 | Son | — | Alabama |
| 35 | Annie Mae Williams | 5 | Daughter | — | Alabama |
| 36 | John Williams | 3 | Son | — | Alabama |
| 37 | Wilbur Williams | 2 | Son | — | Alabama |
| 38 | William Franklin | 52 | Head | Laborer | Alabama |
| 39 | Mattie Pearl Franklin | 40 | Wife | Maid | 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)