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Leon Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Orleans-County, Louisiana
Our Model Tree links this Leon Williams across the 1930 and 1940 US Censuses in Orleans-County, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 9-person household.
Age 17
b. ~1923
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Orleans-County, Louisiana |
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans |
| Additional Details | |
| Occupation | Pin setter |
| Industry | Bowling alley |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 794 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Pin Setter |
| Township / Ward | New Orleans City |
| Est. Birth Year | ~1923 |
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 |
|---|---|---|---|---|
| Eline Williams | Spouse | — | 34 | ~1906 |
| Evelyn Petite | Other | — | 41 | ~1899 |
| Ernest Williams | Other | — | 27 | ~1913 |
| Earl Williams | Son | — | 22 | ~1918 |
| Adelaide Williams | Daughter | — | 13 | ~1927 |
| Joseph Petite | Other | — | 38 | ~1902 |
| Lillie Williams | Daughter | — | 21 | ~1919 |
| Granville Williams | Head | — | 51 | ~1889 |
| Leon Williams | Son | — | 17 | ~1923 |
Census Appearances
1930
Orleans, Louisiana
Other, age 6
Orleans, Louisiana · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Mississippi |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Orleans-County, Louisiana
Son, age 17
Orleans-County, Louisiana · implied b. ~1923 — 9 household members
| Surname | Williams |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans |
| Occupation | Pin setter |
| Industry | Bowling alley |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 794 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 17 · b. ~1923 · Louisiana
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Sibling
Lillie Williams
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Williams
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adelaide Williams
Sibling · 1940 · age 13
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 — Orleans-County, Louisiana
Open full size
1940 US Federal Census — Orleans-County, Louisiana
Page Contents
16 people indexed on this census page (nara:1940:m-t0627-01420-00054)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ida Fleming | 41 | Wife | — | Louisiana |
| 42 | James Fleming | 22 | Son | Presser | Louisiana |
| 43 | Elvin Fleming | 17 | Son | Delivery Boy | Louisiana |
| 44 | Dudley, George Dona | 47 | Brother-in-law | Laborer | Louisiana |
| 45 | Wilfrid Scantlebury | 41 | Head | Longshoreman | British West Indies |
| 46 | Ernestine Scantlebury | 41 | Wife | — | Louisiana |
| 47 | Florence Abdin | 25 | Step-daughter | Bar Maid | Louisiana |
| 48 | Granville Williams | 51 | Head | Head Porter | Louisiana |
| 49 | Eline Williams | 34 | Wife | — | Mississippi |
| 50 | Earl Williams | 22 | Son | Porter | Louisiana |
| 51 | Leon Williams THIS PERSON | 17 | Son | Pin Setter | Louisiana |
| 52 | Adelaide Williams | 13 | Daughter | — | Louisiana |
| 53 | Ernest Williams | 27 | Son-in-law | Truck Driver | Louisiana |
| 54 | Lillie M. Williams | 21 | Daughter | — | Louisiana |
| 55 | Joseph Petite | 38 | Lodger | Laborer | Alabama |
| 56 | Evelyn Petite | 41 | Lodger | — | 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)