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Mary Willis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Winn-County, Louisiana
Our Model Tree links this Mary Willis across the 1930 and 1940 US Censuses in Winn-County, Louisiana (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 6-person household.
Age 42
b. ~1898
Female
Spouse
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Winn-County, Louisiana |
| Surname | Willis |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 3 |
| 1935 Residence (County) | Winn |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Ward 3 |
| Est. Birth Year | ~1898 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eva Willis | Daughter | — | 10 | ~1930 |
| Chloe Willis | Daughter | — | 17 | ~1923 |
| Audie Willis | Daughter | — | 7 | ~1933 |
| C Willis | Head | — | 42 | ~1898 |
| J Willis | Son | — | 14 | ~1926 |
| Mary Willis | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Winn, Louisiana
Spouse, age 30
Winn, Louisiana · implied b. ~1900 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Willis |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Age at First Marriage | 16 |
| 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
Winn-County, Louisiana
Spouse, age 42
Winn-County, Louisiana · implied b. ~1898 — 6 household members
| Surname | Willis |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 3 |
| 1935 Residence (County) | Winn |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 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 Mary Willis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Willis
Spouse · 1940 · age 42 · b. ~1898 · Louisiana
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Winn-County, Louisiana
Open full size
1940 US Federal Census — Winn-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01468-00255)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Glen Hall | 39 | Head | Farmer | Georgia |
| 42 | Rosa Hall | 36 | Wife | — | Georgia |
| 43 | Tony Hall | 15 | Daughter | — | Georgia |
| 44 | Joe (J.R.) Hall | 62 | Head | Farmer | Georgia |
| 45 | Katie Hall | 46 | Wife | — | Georgia |
| 46 | Wayne Crain | 33 | Head | Farmer | Louisiana |
| 47 | Vina Crain | 33 | Wife | — | Louisiana |
| 48 | James Crain | 5 | Son | — | Louisiana |
| 49 | W. J. Abrams | 80 | Head | Farmer | Louisiana |
| 50 | Martha Abrams | 61 | Wife | — | Louisiana |
| 51 | Leon Willis | 19 | Hired hand | Laborer | Louisiana |
| 52 | C. A. Willis | 42 | Head | Farmer | Louisiana |
| 53 | Mary Willis THIS PERSON | 42 | Wife | — | Louisiana |
| 54 | Chloe Willis | 17 | Daughter | — | Louisiana |
| 55 | J. B. Willis | 14 | Son | — | Louisiana |
| 56 | Eva Dene Willis | 10 | Daughter | — | Louisiana |
| 57 | Audie Fay Willis | 7 | Daughter | — | Louisiana |
| 58 | Roy Harper | 37 | Head | Farmer | Louisiana |
| 59 | Lettie Harper | 33 | Wife | — | Louisiana |
| 60 | Geneva Harper | 15 | Daughter | — | Louisiana |
| 61 | Howard Harper | 13 | Son | — | Louisiana |
| 62 | Bernice Harper | 5 | Daughter | — | Louisiana |
| 63 | Troy Harper | 33 | Head | Laborer | Louisiana |
| 64 | Mary Harper | 48 | Wife | — | Louisiana |
| 65 | Clarence Walters | 18 | Son | Laborer | Louisiana |
| 66 | Grayson Harper | 10 | Son | — | Louisiana |
| 67 | J. D. Simons | 75 | Head | — | Louisiana |
| 68 | Nancy J. Simons | 63 | Wife | — | Louisiana |
| 69 | Louis Simons | 23 | Son | Laborer | Louisiana |
| 70 | Clyde Holden | 24 | Son-in-law | Farmer | Louisiana |
| 71 | Mattie Holden | 24 | Daughter | — | Louisiana |
| 72 | Ruth Holden | 3 | Granddaughter | — | Louisiana |
| 73 | David Crain | 31 | Head | Farmer | Louisiana |
| 74 | Myrtice Crain | 24 | Wife | — | Louisiana |
| 75 | Le Fran Crain | 8 | Son | — | Louisiana |
| 76 | Tommie Crain | 5 | Son | — | Louisiana |
| 77 | Barbara Sue Crain | 2 | Daughter | — | Louisiana |
| 78 | Harvey Crain | 19 | Hired hand | Laborer | Louisiana |
| 79 | Junius Hayes | 14 | Hired hand | Laborer | Louisiana |
| 80 | F. W. Adams | 44 | Head | Farmer | 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)