MV
Mary Vincent — 1940 US Census Record
Linked across censuses1940 United States Federal Census · East-Baton-Rouge-County, Louisiana
Our Model Tree links this Mary Vincent across the 1930 and 1940 US Censuses in East-Baton-Rouge-County, Louisiana (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 9-person household.
Age 20
b. ~1920
Female
Daughter
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | East-Baton-Rouge-County, Louisiana |
| Surname | Vincent |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | N |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Baton Rouge City |
| 1935 Residence (County) | East Baton Rouge |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Baton Rouge City |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Josephine Lemana | Spouse | — | 43 | ~1897 |
| Anton Lemana | Son | — | 17 | ~1923 |
| Jasper Lemana | Son | — | 34 | ~1906 |
| Mike Vincent | Son | — | 2 | ~1938 |
| Sam Lemana | Son | — | 12 | ~1928 |
| Sara Lemana | Daughter | — | 17 | ~1923 |
| Mary Vincent | Daughter | — | 20 | ~1920 |
| Jasper Lemana | Head | — | 45 | ~1895 |
| Peter Vincent | Son | — | 25 | ~1915 |
Census Appearances
1930
East Baton …
Daughter, age 9
East Baton Rouge, Louisiana · implied b. ~1921 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Vincent |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
East-Baton-Rouge-County, Louisiana
Daughter, age 20
East-Baton-Rouge-County, Louisiana · implied b. ~1920 — 9 household members
| Surname | Vincent |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | N |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Baton Rouge City |
| 1935 Residence (County) | East Baton Rouge |
| Highest Grade | No 6 |
| 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 Mary Vincent across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Vincent
Daughter · 1940 · age 20 · b. ~1920 · Louisiana
★ You are viewing this record
Sibling
Jasper Lemana
Sibling · 1940 · age 34
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Peter Vincent
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anton Lemana
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mike Vincent
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sara Lemana
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sam Lemana
Sibling · 1940 · age 12
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 — East-Baton-Rouge-County, Louisiana
Open full size
1940 US Federal Census — East-Baton-Rouge-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01396-00745)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jasper Lemana | 45 | Head | Garbage Man | Louisiana |
| 42 | Josephine Lemana | 43 | Wife | — | Louisiana |
| 43 | Anton Lemana | 17 | Son | — | Louisiana |
| 44 | Sara Lemana | 17 | Daughter | — | Louisiana |
| 45 | Sam Lemana | 12 | Son | — | Louisiana |
| 46 | Jasper Jr. Lemana | 34 | Son | Helper | Louisiana |
| 47 | Lemana | 2 | Son | — | Louisiana |
| 48 | Peter Vincent | 25 | Son | Ice-Man | Louisiana |
| 49 | Mary Vincent THIS PERSON | 20 | Daughter | — | Louisiana |
| 50 | Mike Joseph Vincent | 2 | Son | — | Louisiana |
| 51 | Tom Parker | 41 | Head | Operator | Louisiana |
| 52 | Della Parker | 40 | Wife | Maid | Louisiana |
| 53 | Charlotte Hoods | 68 | Mother | — | Louisiana |
| 54 | Karl L. Trahan | 36 | Head | Laborer | Louisiana |
| 55 | Marie Trahan | 35 | Wife | — | Louisiana |
| 56 | Rogers Trahan | 5 | Son | — | Louisiana |
| 57 | Robert Trahan | 4 | Son | — | Louisiana |
| 58 | Joe Levellie | 22 | Head | Salesman | Alabama |
| 59 | Margaret Levellie | 20 | Wife | — | Louisiana |
| 60 | Jo Anne Levellie | 5 | Daughter | — | Louisiana |
| 61 | Billie Promise | 27 | Head | Attendant | Louisiana |
| 62 | Elma Promise | 24 | Wife | Maid | Louisiana |
| 63 | Angelo Guerino | 73 | Head | — | Italy |
| 64 | Annie Guerino | 68 | Wife | — | Italy |
| 65 | Afine Mason | 44 | Head | Ironer | Louisiana |
| 66 | Leon Kealy | 36 | Son-in-law | Yard-Man | Louisiana |
| 67 | Melinda Kealy | 28 | Daughter | Maid | Louisiana |
| 68 | Freddie Williams | 33 | Head | Porter | Louisiana |
| 69 | Mary Williams | 31 | Wife | — | Louisiana |
| 70 | Freddie Williams | 4 | Son | — | Louisiana |
| 71 | Velma Williams | 1 | Daughter | — | Louisiana |
| 72 | Algie Stokes | 39 | Head | Laundress | Louisiana |
| 73 | James Stokes | 23 | Husband | Deliveryman | Louisiana |
| 74 | Lizzie Stokes | 25 | Daughter-in-law | Maid | Louisiana |
| 75 | James Jr. Stokes | 4 | Grandson | — | Louisiana |
| 76 | Joa Dee Stokes | 2 | Daughter | — | Louisiana |
| 77 | Willie Stokes | 21 | Son | Deliveryman | Louisiana |
| 78 | Dorothea Stokes | 21 | Daughter-in-law | — | Louisiana |
| 79 | Willie Jr. Stokes | 1 | Grandson | — | Louisiana |
| 80 | O'Neal Chevis | 54 | Head | Labourer | 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)