MH
Mary Hill — 1940 US Census Record
Model Tree available1940 United States Federal Census · Addison-County, Vermont
Our Model Tree links this Mary Hill across the 1920, 1930 and 1940 US Censuses in Addison-County, Vermont (XGBoost, ~Confirmed), with identified parents Roscoe & Morton — first a daughter (b.~1917), then head of a 9-person household.
Age 23
b. ~1917
Female
Daughter
Born: Vermont
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Addison-County, Vermont |
| Surname | Hill |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Vermont |
| 1935 Residence (City) | Unincorporated place Starkboro |
| 1935 Residence (County) | Addison |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
| Township / Ward | Unincorporated Place Starkboro |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Esther Hill | Daughter | — | 7 | ~1933 |
| Winona Hill | Daughter | — | 14 | ~1926 |
| Lois Hill | Daughter | — | 8 | ~1932 |
| Mary Hill | Daughter | — | 23 | ~1917 |
| Roscoe Hill | Head | — | 54 | ~1886 |
| Wallace Hill | Son | — | 12 | ~1928 |
| Thomas Hill | Son | — | 18 | ~1922 |
| Charles Hill | Son | — | 10 | ~1930 |
| Ethel Hill | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Addison, Vermont
Daughter, age 3
Addison, Vermont · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Vermont |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Vermont |
| Mother Tongue | English |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1930
Addison, Vermont
Daughter, age 13
Addison, Vermont · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Vermont |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Vermont |
| Can Read/Write | Yes |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1940
Addison-County, Vermont
Daughter, age 23
Addison-County, Vermont · implied b. ~1917 — 9 household members
| Surname | Hill |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Vermont |
| 1935 Residence (City) | Unincorporated place Starkboro |
| 1935 Residence (County) | Addison |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
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 Hill across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Roscoe Hill (~0.92 confidence) and father Morton Hill (~0.92 confidence) and mother Ethel Hill (~0.92 confidence) and mother Mabel Hill (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Roscoe Hill
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Morton Hill
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Ethel Hill
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Mabel Hill
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Hill
Daughter · 1940 · age 23 · b. ~1917 · Vermont
★ You are viewing this record
Sibling
Charles Hill
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Hill
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wallace Hill
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Hill
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Winona Hill
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Hill
Sibling · 1940 · age 7
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 — Addison-County, Vermont
Open full size
1940 US Federal Census — Addison-County, Vermont
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04228-00466)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Hurlburt, Marion Could | 11 | Daughter | — | Vermont |
| 42 | Beatrice Could | 9 | Daughter | — | Vermont |
| 43 | Bernice Could | 9 | Daughter | — | Vermont |
| 44 | Ora Vadnais | 44 | Head | Farmer | Canada-French |
| 45 | Mary Vadnais | 45 | Wife | — | Canada-French |
| 46 | Rolland Vadnais | 18 | Son | Farm Laborer | Vermont |
| 47 | Aldman Vadnais | 14 | Son | — | Vermont |
| 48 | Robert Vadnais | 12 | Son | — | Vermont |
| 49 | Donald Vadnais | 10 | Son | — | Vermont |
| 50 | Douglas Vadnais | 6 | Son | — | Vermont |
| 51 | Marilyn Vadnais | 5 | Daughter | — | Vermont |
| 52 | Joseph Vadnais | 74 | Head | Farmer | Canada-French |
| 53 | Florida Vadnais | 73 | Wife | — | Canada-French |
| 54 | Edward Butler | 77 | Head | Farm Laborer | Vermont |
| 55 | Alice Butler | 65 | Wife | — | Vermont |
| 56 | Michael Butler | 42 | Son | Farm Laborer | Vermont |
| 57 | Charles Butler | 39 | Son | Farm Laborer | Vermont |
| 58 | Agnes Butler | 33 | Daughter | — | Vermont |
| 59 | Edward Jr. Butler | 30 | Son | Farm Laborer | Vermont |
| 60 | Roscoe Hill | 54 | Head | Farmer | Vermont |
| 61 | Ethel Hill | 47 | Wife | — | Vermont |
| 62 | Mary Hill THIS PERSON | 23 | Daughter | — | Vermont |
| 63 | Thomas Hill | 18 | Son | Farm Laborer | Vermont |
| 64 | Wallace Hill | 12 | Son | — | Vermont |
| 65 | Charles Hill | 10 | Son | — | Vermont |
| 66 | Winona Hill | 14 | Daughter | — | Vermont |
| 67 | Lois Hill | 8 | Daughter | — | Vermont |
| 68 | Esther Hill | 7 | Daughter | — | Vermont |
| 69 | Clarence Fleming | 31 | Head | Farm Laborer | Vermont |
| 70 | Elsie Fleming | 30 | Wife | — | Vermont |
| 71 | Arlene Fleming | 0 | Daughter | — | Vermont |
| 72 | Henry Jr. Bush | 16 | Hired hand | Farm Laborer | Vermont |
| 73 | Frank Aires | 75 | Head | Farmer | Vermont |
| 74 | Sara Aires | 52 | Daughter | — | Vermont |
| 75 | Henry Downing | 39 | Hired hand | Farm Laborer | Vermont |
| 76 | Elow Holland | 40 | Head | Farm Laborer | Massachusetts |
| 77 | Gladys Holland | 41 | Wife | — | Vermont |
| 78 | Helen Holland | 10 | Daughter | — | Connecticut |
| 79 | Edward Holland | 8 | Son | — | Vermont |
| 80 | Ronald Holland | 5 | Son | — | Vermont |
Pedigree Summary
Mary + 6 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)