MH
Mary Hill — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, West Virginia
Our Model Tree links this Mary Hill across the 1920, 1930 and 1940 US Censuses in Mercer-County, West Virginia (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 4-person household.
Age 55
b. ~1885
Female
Spouse
Born: Delaware
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, West Virginia |
| Surname | Hill |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Bramwell Hill |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | Bramwell Hill |
| Est. Birth Year | ~1885 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Hill | Daughter | — | 14 | ~1926 |
| Virginia Hill | Daughter | — | 17 | ~1923 |
| James Hill | Head | — | 62 | ~1878 |
| Mary Hill | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Mercer, West …
Spouse, age 34
Mercer, West Virginia · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Delaware |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Slovak |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
Spouse, age 45
Mercer, West Virginia · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hull |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Delaware |
| Age at First Marriage | 20 |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Track layer |
| Industry | Coal mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
Mercer-County, West …
Spouse, age 55
Mercer-County, West Virginia · implied b. ~1885 — 4 household members
| Surname | Hill |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Bramwell Hill |
| 1935 Residence (County) | Mercer |
| Income (1939) | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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.
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This person
Anchor record
Mary Hill
Spouse · 1940 · age 55 · b. ~1885 · West Virginia
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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 — Mercer-County, West Virginia
Open full size
1940 US Federal Census — Mercer-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04429-00792)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Sparks | 60 | Head | Carpenter | Virginia |
| 42 | Kittie Sparks | 56 | Wife | — | Virginia |
| 43 | Frankie Sparks | 19 | Daughter | — | West Virginia |
| 44 | George Sparks | 16 | Son | New Worker | West Virginia |
| 45 | William A. Barrett | 77 | Father-in-law | — | Virginia |
| 46 | Kitty Edmonson | 12 | Niece | — | West Virginia |
| 47 | Charlie Barrett | 41 | Head | — | Virginia |
| 48 | Randolph Barrett | 19 | Son | — | West Virginia |
| 49 | Dorothy Barrett | 16 | Daughter | — | West Virginia |
| 50 | Frank Barrett | 13 | Son | — | West Virginia |
| 51 | Leon Barrett | 11 | Son | — | West Virginia |
| 52 | Charles Barrett | 8 | Son | — | West Virginia |
| 53 | Christopher Hatter | 46 | Head | Timber Work | Virginia |
| 54 | Ethel Hatter | 35 | Wife | — | Virginia |
| 55 | Elizabeth Hatter | 15 | Daughter | — | West Virginia |
| 56 | Lillian Hatter | 14 | Daughter | — | Virginia |
| 57 | Marjorie Hatter | 12 | Daughter | — | Virginia |
| 58 | George Hatter | 10 | Son | — | Virginia |
| 59 | Stanley Hatter | 7 | Son | — | Virginia |
| 60 | Herbert Hatter | 4 | Son | — | Virginia |
| 61 | Ellen Hatter | 2 | Daughter | — | West Virginia |
| 62 | James Hill | 62 | Head | Company Man | West Virginia |
| 63 | Mary Hill THIS PERSON | 55 | Wife | — | Delaware |
| 64 | Virginia Hill | 17 | Daughter | — | West Virginia |
| 65 | Elizabeth Hill | 14 | Daughter | — | West Virginia |
| 66 | Fred Boley | 41 | Head | Miner | West Virginia |
| 67 | Ruby Boley | 35 | Wife | — | Virginia |
| 68 | Fred Jr. Boley | 18 | Son | New Worker | Virginia |
| 69 | Lotus Boley | 12 | Daughter | — | Virginia |
| 70 | Margie Boley | 5 | Daughter | — | West Virginia |
| 71 | Shirley Boley | 4 | Daughter | — | West Virginia |
| 72 | Thomas C. Painter | 66 | Head | Plumber | Virginia |
| 73 | Virginia L. Painter | 62 | Wife | — | Virginia |
| 74 | John D. Painter | 37 | Head | Engine Watchman | West Virginia |
| 75 | Mary H. Painter | 33 | Wife | — | West Virginia |
| 76 | Richard Painter | 18 | Son | — | West Virginia |
| 77 | Emmett Painter | 15 | Son | — | West Virginia |
| 78 | Clarence Painter | 13 | Son | — | West Virginia |
| 79 | Mary Helen Painter | 11 | Daughter | — | West Virginia |
| 80 | Jenny Lee Painter | 8 | Daughter | — | West 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)