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Mary Mccoy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Van-Wert-County, Ohio
Our Model Tree links this Mary Mccoy across the 1920, 1930 and 1940 US Censuses in Van-Wert-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 6-person household.
Age 46
b. ~1894
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Van-Wert-County, Ohio |
| Surname | McCoy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Van Wert |
| 1935 Residence (County) | Van Wert |
| Additional Details | |
| Highest Grade | C-1 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Van Wert |
| Est. Birth Year | ~1894 |
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 |
|---|---|---|---|---|
| Rosemary Mccoy | Daughter | — | 17 | ~1923 |
| Carl Mccoy | Head | — | 54 | ~1886 |
| Robert Mccoy | Son | — | 18 | ~1922 |
| John Mccoy | Son | — | 14 | ~1926 |
| Carl Mccoy | Son | — | 24 | ~1916 |
| Mary Mccoy | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Van Wert, …
Spouse, age 25
Van Wert, Ohio · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Van Wert, …
Spouse, age 36
Van Wert, Ohio · implied b. ~1894 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 19 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Van-Wert-County, Ohio
Spouse, age 46
Van-Wert-County, Ohio · implied b. ~1894 — 6 household members
| Surname | McCoy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Van Wert |
| 1935 Residence (County) | Van Wert |
| Highest Grade | C-1 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Mccoy 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 Mccoy
Spouse · 1940 · age 46 · b. ~1894 · Ohio
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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 — Van-Wert-County, Ohio
Open full size
1940 US Federal Census — Van-Wert-County, Ohio
Page Contents
29 people indexed on this census page (nara:1940:m-t0627-03163-00216)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert L. Klinger | 2 | Son | — | Ohio |
| 42 | Donald Klinger | 1 | Son | — | Ohio |
| 43 | Wilbur Davis | 31 | Head | Laborer | Ohio |
| 44 | Myrtle Davis | 20 | Wife | — | Ohio |
| 45 | Thomas Fentany | 56 | Head | Laborer | Ohio |
| 46 | Ida Fentany | 46 | Wife | — | Ohio |
| 47 | Alycia Lee | 18 | Step-Daughter | Housework | Ohio |
| 48 | This Person Was Enumerated Elsewhere. Lee | None | — | — | — |
| 49 | Forest W. Gribler | 51 | Head | Dairyman | Ohio |
| 50 | Ethel Gribler | 50 | Wife | — | Ohio |
| 51 | Grayson Gribler | 27 | Son | Clerk | Ohio |
| 52 | Margaret Gribler | 23 | Daughter | Steno-Bookkeeper | Ohio |
| 53 | Donald Gribler | 19 | Son | Stock Clerk | Ohio |
| 54 | Forest Jr. Gribler | 16 | Son | — | Ohio |
| 55 | Mary L. Gribler | 12 | Daughter | — | Ohio |
| 56 | Byron D. Michael | 25 | Head | Laborer | Indiana |
| 57 | Wilma M. Michael | 23 | Wife | Hand Stripper | Ohio |
| 58 | Cordy A. Michael | 65 | Father | Plasterer | Indiana |
| 59 | Harry Harmony | 63 | Head | Laborer | Ohio |
| 60 | Maud Harmony | 54 | Wife | — | Ohio |
| 61 | Marion Slane | 55 | Head | Owner-Farmer | Ohio |
| 62 | Tressa Slane | 53 | Wife | — | Ohio |
| 63 | Harold Slane | 15 | Son | — | Ohio |
| 64 | Carl Mccoy | 54 | Head | Brakeman | Kentucky |
| 65 | Mary Mccoy THIS PERSON | 46 | Wife | — | Kentucky |
| 66 | Carl Mccoy | 24 | Son | Ins. Agent | Kentucky |
| 67 | Robert Mccoy | 18 | Son | Away On Visit To California | Ohio |
| 68 | Rosemary Mccoy | 17 | Daughter | — | Ohio |
| 69 | John Mccoy | 14 | Son | — | Ohio |
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)