MH
Mary Hoover — 1940 US Census Record
Model Tree available1940 United States Federal Census · Montgomery-County, Ohio
Our Model Tree links this Mary Hoover across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Ohio (XGBoost, ~Confirmed), with identified parents Darby & Verl — first a daughter (b.~1912), then head of a 6-person household.
Age 28
b. ~1912
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Ohio |
| Surname | Hoover |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Montgomery |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Est. Birth Year | ~1912 |
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 |
|---|---|---|---|---|
| Floyd Hoover | Son | — | 17 | ~1923 |
| Gerald Hoover | Son | — | 8 | ~1932 |
| Vera Hoover | Daughter | — | 3 | ~1937 |
| Mary Hoover | Daughter | — | 28 | ~1912 |
| Darby Hoover | Head | — | 54 | ~1886 |
| Roy Hoover | Son | — | 22 | ~1918 |
Census Appearances
1920
Montgomery, Ohio
Daughter, age 8
Montgomery, Ohio · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoover |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Montgomery, Ohio
Daughter, age 18
Montgomery, Ohio · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoover |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Montgomery-County, Ohio
Daughter, age 28
Montgomery-County, Ohio · implied b. ~1912 — 6 household members
| Surname | Hoover |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Montgomery |
| 1935 Residence (County) | Montgomery |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Hoover across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Darby Hoover (~0.92 confidence) and father Verl Hoover (~0.92 confidence) and mother Maud Hoover (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Darby Hoover
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Verl Hoover
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Maud Hoover
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Hoover
Daughter · 1940 · age 28 · b. ~1912 · Ohio
★ You are viewing this record
Sibling
Floyd Hoover
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Hoover
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roy Hoover
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vera Hoover
Sibling · 1940 · age 3
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 — Montgomery-County, Ohio
Open full size
1940 US Federal Census — Montgomery-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03118-00189)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Darby Hoover | 54 | Head | Gen Farming | Ohio |
| 42 | Mary Hoover THIS PERSON | 28 | Daughter | — | Ohio |
| 43 | Roy Hoover | 22 | Son | Farm | Ohio |
| 44 | Floyd Hoover | 17 | Son | Farm | Ohio |
| 45 | Gerald Hoover | 8 | Son | — | Ohio |
| 46 | Vera Hoover | 3 | Daughter | — | Ohio |
| 47 | John H. Ness | 62 | Head | Gen Farming | Ohio |
| 48 | Elsie Ness | 60 | Wife | — | Ohio |
| 49 | Dorothy Ness | 35 | Daughter | — | Ohio |
| 50 | Russell H. Yeazell | 44 | Head | Penn R.R. | Ohio |
| 51 | Alena Yeazell | 44 | Wife | — | Massachusetts |
| 52 | Geo M. Yeazell | 25 | Son | W. Station Trans | Massachusetts |
| 53 | Edgar S. Yeazell | 20 | Son | Farm | Ohio |
| 54 | Robert M. Yeazell | 16 | Son | Farm | Ohio |
| 55 | William D. Yeazell | 15 | Son | Farm | Ohio |
| 56 | Rachel F. Yeazell | 12 | Daughter | — | Ohio |
| 57 | Jennie M. Yeazell | 7 | Daughter | — | Ohio |
| 58 | Marie Mc Nisbet | 48 | Head | — | Ohio |
| 59 | Joseph Nisbet | 19 | Son | Dayton Air Port | Ohio |
| 60 | Josephine Nisbet | 15 | Daughter | — | Ohio |
| 61 | Auntie Bowman | 73 | Aunt | — | Ohio |
| 62 | Walter Burkett | 60 | Hired Hand | Farm | Ohio |
| 63 | Roscoe C. Wright | 33 | Head | Grumman Aircraft | Ohio |
| 64 | Ruth Wright | 33 | Wife | — | Ohio |
| 65 | Joanne Ann Wright | 2 | Daughter | — | Ohio |
| 66 | Judith Lynn Wright | 0 | Daughter | — | Ohio |
| 67 | Frederick Mason | 18 | Hired Hand | — | Ohio |
| 68 | Glenna Irene Brinkley | 17 | Servant | House Work | Ohio |
| 69 | Herbert B. Atchley | 51 | Head | Gen Farming | Ohio |
| 70 | Jeanette Atchley | 44 | Wife | — | Ohio |
| 71 | Chloe Atchley | 18 | Daughter | — | Ohio |
| 72 | Richard Atchley | 6 | Son | — | Indiana |
| 73 | Emerson Rhodes | 11 | Hired Hand | — | Ohio |
| 74 | Rushia Myers | 37 | Head | Paper Hanging | Virginia |
| 75 | Virginia Myers | 17 | Daughter | — | Ohio |
| 76 | Gerald Myers | 11 | Son | — | Ohio |
| 77 | Dewey E. Burkett | 41 | Head | Gen Farming | Ohio |
| 78 | Sylvia C. Burkett | 42 | Wife | — | Ohio |
| 79 | Bobby Burkett | 16 | Son | — | Ohio |
| 80 | Willie G. Burkett | 10 | Son | — | Ohio |
Pedigree Summary
Mary + 4 siblings
Gen 1 · 3 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)