WM
William Mccoy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Armstrong-County, Pennsylvania
Our Model Tree links this William Mccoy across the 1920, 1930 and 1940 US Censuses in Armstrong-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 4-person household.
Age 70
b. ~1870
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Armstrong-County, Pennsylvania |
| Surname | McCoy |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Kittanning borough |
| 1935 Residence (County) | Armstrong |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Kittanning Borough |
| Est. Birth Year | ~1870 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Ott Mccoy | Son | — | 40 | ~1900 |
| Clarion Mccoy | Son | — | 32 | ~1908 |
| William Mccoy | Head | — | 70 | ~1870 |
| Sara Mccoy | Spouse | — | 66 | ~1874 |
Census Appearances
1920
Armstrong, Pennsylvania
Head, age 50
Armstrong, Pennsylvania · implied b. ~1870 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Armstrong, Pennsylvania
Head, age 61
Armstrong, Pennsylvania · implied b. ~1869 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | William N |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 20 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Mining |
| Industry | Clay |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 18 |
| Radio Set | O |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Armstrong-County, Pennsylvania
Head, age 70
Armstrong-County, Pennsylvania · implied b. ~1870 — 4 household members
| Surname | McCoy |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Kittanning borough |
| 1935 Residence (County) | Armstrong |
| Industry | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Mccoy
Head · 1940 · age 70 · b. ~1870 · Pennsylvania
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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 — Armstrong-County, Pennsylvania
Open full size
1940 US Federal Census — Armstrong-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03423-00352)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edith Morgan | 45 | Wife | — | Missouri |
| 2 | Virginia Morgan | 19 | Daughter | — | Illinois |
| 3 | Alfred R. Rhodes | 65 | Head | Contractor | Pennsylvania |
| 4 | Bessie D. Rhodes | 59 | Wife | — | Pennsylvania |
| 5 | Alex Rhodes | 25 | Son | Brick Mason | Pennsylvania |
| 6 | Mabel Rhodes | 23 | Daughter | Trained Nurse | Pennsylvania |
| 7 | William Mccoy THIS PERSON | 70 | Head | — | Pennsylvania |
| 8 | Sara Mccoy | 66 | Wife | — | Pennsylvania |
| 9 | Ott Mccoy | 40 | Son | Laborer | Pennsylvania |
| 10 | Clarion Mccoy | 32 | Son | Salesman | Pennsylvania |
| 11 | John Ricardi | 29 | Head | Spray Painter | Italy |
| 12 | Antina Ricardi | 25 | Wife | — | Mississippi |
| 13 | Carmeline Ricardi | 5 | Daughter | — | Pennsylvania |
| 14 | Richard Ricardi | 2 | Son | — | Pennsylvania |
| 15 | William Best | 50 | Head | Visitor | Pennsylvania |
| 16 | Florence Best | 41 | Wife | — | Pennsylvania |
| 17 | Helen Best | 17 | Daughter | — | Pennsylvania |
| 18 | Charles Best | 10 | Son | — | Pennsylvania |
| 19 | Jacob Mesames | 44 | Head | Manager | Switzerland |
| 20 | Thelma Mesames | 28 | Wife | — | Pennsylvania |
| 21 | Emma Baker | 75 | Mother | — | Pennsylvania |
| 22 | Thomas Beddington | 37 | Brother in law | Chauffeur | Washington |
| 23 | Edith Beddington | 36 | Sister in law | Cook | Pennsylvania |
| 24 | Luther Lytle | 30 | Head | Bartender | Pennsylvania |
| 25 | Ethel Lytle | 37 | Wife | Maid | Pennsylvania |
| 26 | Charles Held | 60 | Head | Night Watchman | Pennsylvania |
| 27 | Maude Held | 57 | Wife | — | Pennsylvania |
| 28 | Fred Held | 24 | Head | Manager | Pennsylvania |
| 29 | Gertrude Held | 22 | Wife | — | Pennsylvania |
| 30 | Max Bowser | 25 | Head | Miner | Pennsylvania |
| 31 | Bertha Bowser | 25 | Wife | — | Pennsylvania |
| 32 | Barbara Bowser | 7 | Daughter | — | Pennsylvania |
| 33 | Charles Kline | 25 | Head | Baker | Pennsylvania |
| 34 | Ruth Kline | 23 | Wife | — | Pennsylvania |
| 35 | Carol Kline | 3 | Daughter | — | Pennsylvania |
| 36 | Charles Hodges | 27 | Head | Truck Driver | Pennsylvania |
| 37 | Julia Hodges | 22 | Wife | — | Pennsylvania |
| 38 | Charles Hodges | 4 | Son | — | Pennsylvania |
| 39 | Donald Hodges | 2 | Son | — | Pennsylvania |
| 40 | Delores Hodges | 0 | Daughter | — | Pennsylvania |
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)