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Louis Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Charles-County, Louisiana
Our Model Tree links this Louis Davis across the 1930 and 1940 US Censuses in St.-Charles-County, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 11-person household.
Age 20
b. ~1920
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Charles-County, Louisiana |
| Surname | Davis |
| Given Name | Louis |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Luling |
| 1935 Residence (County) | St Charles |
| Additional Details | |
| Occupation | laborer |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 120 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Laborer |
| Township / Ward | Luling |
| 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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Louis | Age | Birth yr |
|---|---|---|---|---|
| Alina Davis | Spouse | — | 30 | ~1910 |
| Louis Davis | Son | — | 20 | ~1920 |
| Aldonia Davis | Daughter | — | 18 | ~1922 |
| Annie Davis | Daughter | — | 6 | ~1934 |
| Joseph Davis | Son | — | 15 | ~1925 |
| Norman Davis | Son | — | 10 | ~1930 |
| Edward Davis | Son | — | 4 | ~1936 |
| Ernestine Davis | Daughter | — | 2 | ~1938 |
| Fred Davis | Son | — | ~1940 | |
| Walter Davis | Son | — | 12 | ~1928 |
| Joe Davis | Head | — | 40 | ~1900 |
Census Appearances
1930
St Charles, …
Son, age 10
St Charles, Louisiana · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Louis |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
St.-Charles-County, Louisiana
Son, age 20
St.-Charles-County, Louisiana · implied b. ~1920 — 11 household members
| Surname | Davis |
| Given Name | Louis |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Luling |
| 1935 Residence (County) | St Charles |
| Occupation | laborer |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 120 |
| Highest Grade | No 3 |
| 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 Louis Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Louis Davis
Son · 1940 · age 20 · b. ~1920 · Louisiana
★ You are viewing this record
Sibling
Aldonia Davis
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Davis
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norman Davis
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Davis
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Davis
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Davis
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernestine Davis
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Davis
Sibling · 1940 · age 15
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 — St.-Charles-County, Louisiana
Open full size
1940 US Federal Census — St.-Charles-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01447-00086)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Esmo Plaisance | 15 | son | — | Louisiana |
| 2 | Norris Plaisance | 14 | son | — | Louisiana |
| 3 | Dolita Plaisance | 9 | daughter | — | Louisiana |
| 4 | Manuel Plaisance | 6 | son | — | Louisiana |
| 5 | Carol Plaisance | 3 | son | — | Louisiana |
| 6 | Lawrence Antill | 32 | Head | Laborer | Louisiana |
| 7 | Florida Antill | 28 | wife | — | Louisiana |
| 8 | L. J. Antill | 9 | son | — | Louisiana |
| 9 | Ramona Antill | 8 | daughter | — | Louisiana |
| 10 | Allen Antill | 6 | son | — | Louisiana |
| 11 | Melvin Price | 28 | Head | Restaurant | Louisiana |
| 12 | Lena Price | 23 | wife | Waitress | Louisiana |
| 13 | Larry M Price | 3 | son | — | Louisiana |
| 14 | Alberte Delaune | 50 | Head | — | Louisiana |
| 15 | James Dahm | 56 | Brother | — | Louisiana |
| 16 | Rutledge Delaune | 23 | son | Agent | Louisiana |
| 17 | Leonide Delaune | 23 | daughter in law | — | Louisiana |
| 18 | George Delaune | 8 | son | — | Louisiana |
| 19 | Anthony Delaune | 5 | son | — | Louisiana |
| 20 | Patricia A Delaune | 2 | daughter | — | Louisiana |
| 21 | Joe Davis | 40 | Head | Laborer | Louisiana |
| 22 | Alina Davis | 30 | wife | — | Louisiana |
| 23 | Louis Davis THIS PERSON | 20 | son | Laborer | Louisiana |
| 24 | Aldonia Davis | 18 | daughter | Servant | Louisiana |
| 25 | Joseph Davis | 15 | son | Laborer | Louisiana |
| 26 | Walter Davis | 12 | son | — | Louisiana |
| 27 | Norman Davis | 10 | son | — | Louisiana |
| 28 | Annie M Davis | 6 | daughter | — | Louisiana |
| 29 | Edward Davis | 4 | son | — | Louisiana |
| 30 | Ernestine Davis | 2 | daughter | — | Louisiana |
| 31 | Fred Davis | 0 | son | — | Louisiana |
| 32 | Link Davis | 26 | Head | — | Louisiana |
| 33 | Ellen Davis | 20 | wife | — | Louisiana |
| 34 | Weldon Barnaby | 29 | Head | Laborer | Louisiana |
| 35 | Cora Barnaby | 24 | wife | Servant | Louisiana |
| 36 | Williams Cleveland Barnaby | 5 | son | — | Louisiana |
| 37 | Sarah Jones | 65 | mother in law | — | Louisiana |
| 38 | Freddie Hebert | 30 | Head | Salesman | Louisiana |
| 39 | Evelyn Hebert | 30 | wife | — | Louisiana |
| 40 | Marlene Hebert | 5 | daughter | — | Louisiana |
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)