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Mary Willis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Fluvanna-County, Virginia
Our Model Tree links this Mary Willis across the 1930 and 1940 US Censuses in Fluvanna-County, Virginia (XGBoost, ~Confirmed) — first a daughter (b.~1917), then head of a 6-person household.
Age 23
b. ~1917
Female
Daughter
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Fluvanna-County, Virginia |
| Surname | Willis |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Columbia Dist. |
| 1935 Residence (County) | Fluvanna |
| Additional Details | |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Columbia Dist |
| Est. Birth Year | ~1917 |
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 |
|---|---|---|---|---|
| Mary Willis | Daughter | — | 23 | ~1917 |
| Bernice Willis | Daughter | — | 17 | ~1923 |
| Arlene Willis | Daughter | — | 18 | ~1922 |
| John Willis | Head | — | 61 | ~1879 |
| Russell Willis | Son | — | 25 | ~1915 |
| Jennie Willis | Spouse | — | 59 | ~1881 |
Census Appearances
1930
Fluvanna, Virginia
Daughter, age 10
Fluvanna, Virginia · implied b. ~1920 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Willis |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Fluvanna-County, Virginia
Daughter, age 23
Fluvanna-County, Virginia · implied b. ~1917 — 6 household members
| Surname | Willis |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Columbia Dist. |
| 1935 Residence (County) | Fluvanna |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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
Daughter · 1940 · age 23 · b. ~1917 · Virginia
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Sibling
Arlene Willis
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Willis
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russell Willis
Sibling · 1940 · age 25
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 — Fluvanna-County, Virginia
Open full size
1940 US Federal Census — Fluvanna-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04263-00125)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bernard | 4 | Son | — | Virginia |
| 2 | Connie Bernard | 3 | Daughter | — | Virginia |
| 3 | Vera Bernard | 1 | Daughter | — | Virginia |
| 4 | Henry E. Davis | 42 | Head | Farmer | Virginia |
| 5 | Eva H. Davis | 33 | Wife | — | Virginia |
| 6 | Jesse H. Davis | 13 | Daughter | — | Virginia |
| 7 | Grace P. Davis | 7 | Daughter | — | Virginia |
| 8 | John A. Davis | 4 | Son | — | Virginia |
| 9 | Jesse Davis | 76 | Mother | — | Virginia |
| 10 | Paul Spear | 56 | Head | Farmer | Germany |
| 11 | Lucie Spear | 51 | Wife | — | Virginia |
| 12 | Richard B. Holberton | 63 | Head | Farmer | England |
| 13 | Gypsy P. Holberton | 48 | Wife | — | West Virginia |
| 14 | Margaret Holberton | 20 | Daughter | Teacher | Virginia |
| 15 | Frederick Buggy | 46 | Head | Farm Laborer | Virginia |
| 16 | Harriet E. Buggy | 36 | Wife | — | Virginia |
| 17 | Mary Buggy | 16 | Daughter | — | Virginia |
| 18 | Johnnie Buggy | 15 | Son | Farm Laborer | Virginia |
| 19 | Pertelle Buggy | 13 | Daughter | — | Virginia |
| 20 | F. Jefferson Buggy | 6 | Son | — | Virginia |
| 21 | Hurley E. Buggy | 4 | Son | — | Virginia |
| 22 | Rosetta Buggy | 12 | Daughter | — | Virginia |
| 23 | Lewis Anderson | 41 | Head | Farmer | Virginia |
| 24 | Bowden Anderson | 44 | Wife | — | Virginia |
| 25 | John E. Willis | 61 | Head | Farmer | Virginia |
| 26 | Jennie Willis | 59 | Wife | — | Virginia |
| 27 | Russell Willis | 25 | Son | Farm Laborer | Virginia |
| 28 | Mary Willis THIS PERSON | 23 | Daughter | — | Virginia |
| 29 | Arlene Willis | 18 | Daughter | — | Virginia |
| 30 | Bernice Willis | 17 | Daughter | — | Virginia |
| 31 | Thomas Anderson | 79 | Head | Farmer | Virginia |
| 32 | Amanda Anderson | 73 | Wife | — | Virginia |
| 33 | Early Jackson Anderson | 44 | Son | Farmer | Virginia |
| 34 | Rogers Lewis | 63 | Head | Farmer | Virginia |
| 35 | Rosa B. Lewis | 61 | Wife | — | Virginia |
| 36 | Horace Lane | 11 | Nephew | — | Virginia |
| 37 | Fletcher Seay | 77 | Head | — | Virginia |
| 38 | Carrie D. Seay | 65 | Wife | — | Georgia |
| 39 | Joseph E. Seay | 37 | Son | Farmer | Virginia |
| 40 | Oscar Seay | 20 | Son | Laborer | Virginia |
Related Census Records
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)