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Allen Williams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Plaquemines-County, Louisiana
Our Model Tree links this Allen Williams across the 1920, 1930 and 1940 US Censuses in Plaquemines-County, Louisiana (XGBoost, ~Confirmed), with identified parents Allen & Sherman — first a son (b.~1920), then head of a 7-person household.
Age 20
b. ~1920
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Plaquemines-County, Louisiana |
| Surname | Williams |
| Given Name | Allen |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Police Jury Ward 10 |
| 1935 Residence (County) | Plaquemines |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 666 |
| Highest Grade | No 0 |
| 1935 Residence | Same house |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Farm Laborer |
| Township / Ward | Police Jury Ward 10 |
| Est. Birth Year | ~1920 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Allen | Age | Birth yr |
|---|---|---|---|---|
| Theodora Williams | Spouse | — | 56 | ~1884 |
| Allen Williams | Son | — | 20 | ~1920 |
| Mary Williams | Daughter | — | 16 | ~1924 |
| Wilkie Williams | Son | — | 33 | ~1907 |
| Louis Williams | Son | — | 18 | ~1922 |
| Sherman Williams | Head | — | 64 | ~1876 |
| Sherman Williams | Son | — | 27 | ~1913 |
Census Appearances
1920
Orleans, Louisiana
Son, age
Orleans, Louisiana · implied b. ~1920 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Allen |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Orleans, Louisiana
Son, age 9
Orleans, Louisiana · implied b. ~1921 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | William |
| Given Name | Allen |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | none |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Plaquemines-County, Louisiana
Son, age 20
Plaquemines-County, Louisiana · implied b. ~1920 — 7 household members
| Surname | Williams |
| Given Name | Allen |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Police Jury Ward 10 |
| 1935 Residence (County) | Plaquemines |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 666 |
| Highest Grade | No 0 |
| 1935 Residence | Same house |
| 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 Allen Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Allen William (~0.92 confidence) and father Sherman Williams (~0.92 confidence) and mother Carrie William (~0.92 confidence) and mother Theodora Williams (~0.92 confidence) and mother Viola Williams (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Allen William
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Sherman Williams
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Carrie William
b. ~1898
Source mother
● Household
· direct · ~0.92
Mother
Theodora Williams
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Viola Williams
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Allen Williams
Son · 1940 · age 20 · b. ~1920 · Louisiana
★ You are viewing this record
Sibling
Sherman Williams
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Williams
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilkie Williams
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Williams
Sibling · 1940 · age 18
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 — Plaquemines-County, Louisiana
Open full size
1940 US Federal Census — Plaquemines-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01439-00072)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Milt | 25 | Son | Fisherman | Louisiana |
| 42 | Antoine Milt | 25 | Son | Fisherman | Louisiana |
| 43 | Clara Milt | 26 | Daughter | Oyster Opener | Louisiana |
| 44 | — | None | — | — | — |
| 45 | Ezekiel Trevolee | 60 | Head | Proprietor | Louisiana |
| 46 | Marcelline Trevolee | 57 | Wife | — | Louisiana |
| 47 | Ezekiel Jr. Trevolee | 21 | Son | — | Louisiana |
| 48 | Walton Williams | 35 | Head | Fisherman | Louisiana |
| 49 | Florence Williams | 29 | Wife | — | Louisiana |
| 50 | Ernest Carney | 24 | Brother-in-law | Farm Laborer | Louisiana |
| 51 | Ernestine Carney | 23 | Sister-in-law | Servant | Louisiana |
| 52 | Odette Williams | 51 | Head | Servant | Louisiana |
| 53 | Henry Williams | 34 | Head | Farm Laborer | Louisiana |
| 54 | Winnie Williams | 29 | Wife | — | Louisiana |
| 55 | Henry Jr. Williams | 3 | Son | — | Louisiana |
| 56 | Sherman Williams | 1 | Son | — | Louisiana |
| 57 | Haywood Harvey | 28 | Head | Carpenter Helper | Louisiana |
| 58 | Angela Harvey | 27 | Wife | — | Louisiana |
| 59 | Mary Alice Harvey | 4 | Daughter | — | Louisiana |
| 60 | Haywood Jr. Harvey | 2 | Son | — | Louisiana |
| 61 | Chester Harvey | 2 | Son | — | Louisiana |
| 62 | Felix Williams | 28 | Head | Fisherman | Louisiana |
| 63 | Cecile Williams | 24 | Wife | — | Louisiana |
| 64 | Geraldine Williams | 4 | Daughter | — | Louisiana |
| 65 | Rosamunda Williams | 2 | Daughter | — | Louisiana |
| 66 | Ovide Cossi | 50 | Head | Stationary Engineer | Louisiana |
| 67 | Ima Cossi | 45 | Wife | — | Louisiana |
| 68 | Leo Cossi | 18 | Son | Carpenter Helper | Louisiana |
| 69 | Warren Cossi | 16 | Son | Carpenter Helper | Louisiana |
| 70 | Jane Cossi | 9 | Daughter | — | Louisiana |
| 71 | Deannette Cossi | 5 | Daughter | — | Louisiana |
| 72 | Honora Martin | 87 | Mother-in-law | — | Louisiana |
| 73 | Sherman Williams | 64 | Head | Farm Laborer | Louisiana |
| 74 | Theodora Williams | 56 | Wife | — | Louisiana |
| 75 | Wilkie Williams | 33 | Son | Fisherman | Louisiana |
| 76 | Sherman Jr. Williams | 27 | Son | — | Louisiana |
| 77 | Allen Williams THIS PERSON | 20 | Son | Farm Laborer | Louisiana |
| 78 | Louis Williams | 18 | Son | Farm Laborer | Louisiana |
| 79 | Mary Williams | 16 | Daughter | Oyster Opener | Louisiana |
| 80 | Oliver Dimeson | 37 | Head | Carpenter | Louisiana |
Related Census Records
Pedigree Summary
Allen + 4 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)