WM
William Mccoy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Ohio
Our Model Tree links this William Mccoy across the 1930 and 1940 US Censuses in Montgomery-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1901), then head of a 10-person household.
Age 39
b. ~1901
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Ohio |
| Surname | McCoy |
| Given Name | William A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Dayton |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | Assembler |
| Industry | Refrigerator Factor |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1427 |
| Highest Grade | Hs 1 |
| 1935 Residence | Ohio |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Assembler |
| Township / Ward | Miami Township |
| Est. Birth Year | ~1901 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Helen Mccoy | Daughter | — | 12 | ~1928 |
| Opal Mccoy | Daughter | — | 9 | ~1931 |
| Paul Mccoy | Son | — | 15 | ~1925 |
| Verga Mccoy | Spouse | — | 34 | ~1906 |
| James Mccoy | Son | — | 6 | ~1934 |
| Earl Mccoy | Son | — | 13 | ~1927 |
| William Mccoy | Head | — | 39 | ~1901 |
| Cecil Mccoy | Son | — | 1 | ~1939 |
| Orville Mccoy | Son | — | 8 | ~1932 |
| John Mccoy | Son | — | 3 | ~1937 |
Census Appearances
1930
Montgomery, Ohio
Head, age 29
Montgomery, Ohio · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | William H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 23 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Assembler |
| Industry | Electric Refrigerator |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 12 |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Montgomery-County, Ohio
Head, age 39
Montgomery-County, Ohio · implied b. ~1901 — 10 household members
| Surname | McCoy |
| Given Name | William A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Dayton |
| 1935 Residence (County) | Montgomery |
| Occupation | Assembler |
| Industry | Refrigerator Factor |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1427 |
| Highest Grade | Hs 1 |
| 1935 Residence | Ohio |
| 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 William Mccoy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Mccoy
Head · 1940 · age 39 · b. ~1901 · 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 — 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-t0627-03119-00600)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Cecilia M Fritz | 19 | Step-daughter | Potting Plant | Ohio |
| 2 | Edward P Fritz | 25 | Head | Grader Of Lumber | Ohio |
| 3 | Thelma T Fritz | 20 | Wife | — | Ohio |
| 4 | Patricia M Fritz | 1 | Daughter | — | Ohio |
| 5 | Samuel N Tucker | 43 | Head | Millwright | Kentucky |
| 6 | Elsie Tucker | 41 | Wife | — | Kentucky |
| 7 | Helen J Tucker | 7 | Daughter | — | Kentucky |
| 8 | John S Tucker | 5 | Son | — | Ohio |
| 9 | George F Freeser | 60 | Head | Cement Finisher | Ohio |
| 10 | Hessie E Freeser | 58 | Wife | — | Ohio |
| 11 | Charles W Burger | 74 | Brother-in-law | — | Ohio |
| 12 | William A Mccoy THIS PERSON | 39 | Head | Assembler | Kentucky |
| 13 | Verga M Mccoy | 34 | Wife | — | Ohio |
| 14 | Paul L Mccoy | 15 | Son | — | Ohio |
| 15 | Earl D Mccoy | 13 | Son | — | Ohio |
| 16 | Helen M Mccoy | 12 | Daughter | — | Ohio |
| 17 | Opal R Mccoy | 9 | Daughter | — | Ohio |
| 18 | Orville W Mccoy | 8 | Son | — | Ohio |
| 19 | James L Mccoy | 6 | Son | — | Ohio |
| 20 | John E Mccoy | 3 | Son | — | Ohio |
| 21 | Cecil V Mccoy | 1 | Son | — | Ohio |
| 22 | James W Linville | 34 | Head | Warehouse Laborer | Kentucky |
| 23 | A Jean Linville | 11 | Daughter | — | Ohio |
| 24 | Donald L Linville | 5 | Son | — | Indiana |
| 25 | Wanda J Linville | 2 | Daughter | — | Ohio |
| 26 | Louise Linville | 14 | Niece | — | Kentucky |
| 27 | Edward B Nolley | 39 | Head | Maintenance | Indiana |
| 28 | Olivia M Nolley | 29 | Wife | — | Indiana |
| 29 | Pearleen M Nolley | 6 | Daughter | — | Indiana |
| 30 | Charles F Edgington | 30 | Head | Punch Press Operator | Ohio |
| 31 | Mary N Edgington | 27 | Wife | — | Iowa |
| 32 | Deane K Edgington | 4 | Daughter | — | Iowa |
| 33 | Laura I Edgington | 2 | Daughter | — | Maryland |
| 34 | Raymond Yates | 30 | Head | Trucker - Own Contract | Kentucky |
| 35 | Evelyn Yates | 24 | Wife | — | Kentucky |
| 36 | Jacquelyn L Yates | 7 | Daughter | — | Ohio |
| 37 | Marjorie A Yates | 3 | Daughter | — | Ohio |
| 38 | Sydney Satterfield | 79 | Grand Mother-in-law | — | Kentucky |
| 39 | James L Taylor | 46 | Head | Assembler | Indiana |
| 40 | Sylvia B Taylor | 24 | Wife | — | 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)