MF
Mary Francis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Martin-County, Louisiana
Our Model Tree links this Mary Francis across the 1930 and 1940 US Censuses in St.-Martin-County, Louisiana (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 9-person household.
Age 17
b. ~1923
Female
Daughter
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Martin-County, Louisiana |
| Surname | Francis |
| Given Name | Mary Ella |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | St. Martinville |
| 1935 Residence (County) | St. Martin |
| Additional Details | |
| Occupation | Servant |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 104 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Servant |
| Township / Ward | St Martinville |
| 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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Herman Johnson | Other | — | 16 | ~1924 |
| Willie Francis | Son | — | 12 | ~1928 |
| Serita Francis | Daughter | — | 19 | ~1921 |
| Earl Francis | Son | — | 30 | ~1910 |
| Jubina Francis | Son | — | 14 | ~1926 |
| Mary Francis | Daughter | — | 17 | ~1923 |
| Beulah Francis | Daughter | — | 22 | ~1918 |
| Louise Francis | Spouse | — | 55 | ~1885 |
| Frederick Francis | Head | — | 65 | ~1875 |
Census Appearances
1930
St Martin, …
Daughter, age 4
St Martin, Louisiana · implied b. ~1926 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Francis |
| Given Name | Maryella |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
St.-Martin-County, Louisiana
Daughter, age 17
St.-Martin-County, Louisiana · implied b. ~1923 — 9 household members
| Surname | Francis |
| Given Name | Mary Ella |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | St. Martinville |
| 1935 Residence (County) | St. Martin |
| Occupation | Servant |
| Industry | Private Home |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 104 |
| 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 Francis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Francis
Daughter · 1940 · age 17 · b. ~1923 · Louisiana
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Sibling
Serita Francis
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Francis
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jubina Francis
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Francis
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beulah Francis
Sibling · 1940 · age 22
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.-Martin-County, Louisiana
Open full size
1940 US Federal Census — St.-Martin-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01453-00024)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alcide Verceneaux | 49 | Head | Proprietor | Louisiana |
| 42 | Viola Verceneaux | 29 | Wife | — | Louisiana |
| 43 | Georgiana Verceneaux | 5 | Daughter | — | Louisiana |
| 44 | Melvina Verceneaux | 3 | Daughter | — | Louisiana |
| 45 | Edward Moore | 32 | Head | Farm Hand | Louisiana |
| 46 | Mary Moore | 29 | Wife | — | Louisiana |
| 47 | Anita Moore | 15 | Daughter | Nursing | Louisiana |
| 48 | Clarence Smith | 40 | Head | Farm Hand | Louisiana |
| 49 | Electa Smith | 29 | Wife | Laundress | Louisiana |
| 50 | Isabelle Smith | 12 | Daughter | — | Louisiana |
| 51 | Leroy Smith | 10 | Son | — | Louisiana |
| 52 | Veloda Smith | 9 | Daughter | — | Louisiana |
| 53 | Alvin Smith | 7 | Son | — | Louisiana |
| 54 | James Smith | 5 | Son | — | Louisiana |
| 55 | Julie Simon | 42 | Head | — | Louisiana |
| 56 | Mayfield Simon | 26 | Son | Foreman | Louisiana |
| 57 | Hazel Mitchell | 21 | Granddaughter | Servant | Louisiana |
| 58 | Joshua Mitchell | 19 | Grandson | Mechanic Apprentice | Louisiana |
| 59 | Ryan Mitchell | 18 | Grandson | Delivery Boy | Louisiana |
| 60 | Frederick Francis | 65 | Head | Farm Hand | Louisiana |
| 61 | Louise Francis | 55 | Wife | — | Louisiana |
| 62 | Earl Francis | 30 | Son | Sugar Layer | Louisiana |
| 63 | Beulah Francis | 22 | Daughter | Servant | Louisiana |
| 64 | Serita Francis | 19 | Daughter | — | Louisiana |
| 65 | Mary Ella Francis THIS PERSON | 17 | Daughter | Servant | Louisiana |
| 66 | Jubina Francis | 14 | Son | — | Louisiana |
| 67 | Willie Francis | 12 | Son | — | Louisiana |
| 68 | Herman Johnson | 16 | Grandson | Feeder | Louisiana |
| 69 | Samuel Baptiste | 31 | Head | Moss Picker | Louisiana |
| 70 | Lina Baptiste | 21 | Wife | — | Louisiana |
| 71 | Norma Baptiste | 1 | Daughter | — | Louisiana |
| 72 | Gertrude Malbreau | 22 | Lodger | Servant | Louisiana |
| 73 | Boone Malbreau | 3 | Lodger | — | Louisiana |
| 74 | Solomon Baptiste | 39 | Head | Laborer | Louisiana |
| 75 | Pearl Baptiste | 35 | Wife | Servant | Louisiana |
| 76 | Howard Baptiste | 19 | Son | Laborer | Louisiana |
| 77 | Clifton Baptiste | 14 | Son | Delivery Boy | Louisiana |
| 78 | Elma Williams | 65 | Sister-in-law | — | Louisiana |
| 79 | Lillian Martin | 19 | Head | — | Louisiana |
| 80 | Mary Joyce Martin | 1 | 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)