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John Mccoy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cambria-County, Pennsylvania
Our Model Tree links this John Mccoy across the 1930 and 1940 US Censuses in Cambria-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 8-person household.
Age 18
b. ~1922
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cambria-County, Pennsylvania |
| Surname | McCoy |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Ebensburg Borough |
| 1935 Residence (County) | Cambria |
| Additional Details | |
| Occupation | Labor |
| Industry | Road work |
| Class of Worker | GW |
| Hours Worked | 40 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Labor |
| Township / Ward | Ebensburg Borough |
| Est. Birth Year | ~1922 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Marie Mccoy | Daughter | — | 15 | ~1925 |
| Grace Mccoy | Daughter | — | 13 | ~1927 |
| Ralph Mccoy | Head | — | 44 | ~1896 |
| Paul Mccoy | Son | — | 7 | ~1933 |
| Howard Mccoy | Son | — | 16 | ~1924 |
| John Mccoy | Son | — | 18 | ~1922 |
| Richard Mccoy | Son | — | 12 | ~1928 |
| Nettie Mccoy | Spouse | — | 47 | ~1893 |
Census Appearances
1930
Cambria, Pennsylvania
Son, age 8
Cambria, Pennsylvania · implied b. ~1922 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Cambria-County, Pennsylvania
Son, age 18
Cambria-County, Pennsylvania · implied b. ~1922 — 8 household members
| Surname | McCoy |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Ebensburg Borough |
| 1935 Residence (County) | Cambria |
| Occupation | Labor |
| Industry | Road work |
| Class of Worker | GW |
| Hours Worked | 40 |
| Highest Grade | H 4 |
| 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 John Mccoy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mccoy
Son · 1940 · age 18 · b. ~1922 · Pennsylvania
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Sibling
Richard Mccoy
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Mccoy
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Mccoy
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Mccoy
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Mccoy
Sibling · 1940 · age 7
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 — Cambria-County, Pennsylvania
Open full size
1940 US Federal Census — Cambria-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03452-00741)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Amelia Wolf | 70 | Head | — | Pennsylvania |
| 2 | Carl H. Schultz | 47 | Head | Salesman | Pennsylvania |
| 3 | Bertha Schultz | 44 | Wife | — | Michigan |
| 4 | James John Billy | 32 | Head | Labor | Pennsylvania |
| 5 | Catherine K. Billy | 27 | Wife | — | Pennsylvania |
| 6 | Betty Ann Billy | 11 | Daughter | — | Pennsylvania |
| 7 | Delores Billy | 5 | Daughter | — | Pennsylvania |
| 8 | Ralph Mccoy | 44 | Head | Mail Carrier | Pennsylvania |
| 9 | Nettie Mccoy | 47 | Wife | — | Pennsylvania |
| 10 | John Mccoy THIS PERSON | 18 | Son | Labor | Pennsylvania |
| 11 | Howard Mccoy | 16 | Son | — | Pennsylvania |
| 12 | Marie Mccoy | 15 | Daughter | — | Pennsylvania |
| 13 | Grace Mccoy | 13 | Daughter | — | Pennsylvania |
| 14 | Richard Mccoy | 12 | Son | — | Pennsylvania |
| 15 | Paul Mccoy | 7 | Son | — | Pennsylvania |
| 16 | John Prazinko | 47 | Head | Carpenter | Yugoslavia |
| 17 | Mary Prazinko | 48 | Wife | — | Yugoslavia |
| 18 | Lois Prazinko | 19 | Son | — | Pennsylvania |
| 19 | Helen Prazinko | 15 | Daughter | — | Pennsylvania |
| 20 | John Goldbergs | 22 | Step-son | W.P.A. Helper | Pennsylvania |
| 21 | John Pavlock | 29 | Head | Labor | Pennsylvania |
| 22 | Tresa Pavlock | 25 | Wife | — | Pennsylvania |
| 23 | Louise Pavlock | 5 | Daughter | — | Pennsylvania |
| 24 | Sylvia Pavlock | 3 | Daughter | — | Pennsylvania |
| 25 | Alexander Mclain | 39 | Head | Central Office Man | Pennsylvania |
| 26 | Elizabeth Mclain | 39 | Wife | — | Pennsylvania |
| 27 | Dorothy Louise Mclain | 12 | Daughter | — | Pennsylvania |
| 28 | Mary E. Mclain | 71 | Mother | — | Pennsylvania |
| 29 | Lillian Judy | 57 | Head | — | Pennsylvania |
| 30 | Thomas Brown | 29 | Son-law | Repairman | Pennsylvania |
| 31 | Lola Brown | 29 | Daughter | — | Pennsylvania |
| 32 | Lillian Brown | 6 | Grand-dau | — | Pennsylvania |
| 33 | Georgeanna Brown | 3 | Grand-dau | — | Pennsylvania |
| 34 | Donald H. Evans | 42 | Head | Machinist Helper | Pennsylvania |
| 35 | Veda Evans | 40 | Wife | — | Pennsylvania |
| 36 | Barbara Evans | 16 | Daughter | — | Pennsylvania |
| 37 | Marjorie Evans | 15 | Daughter | — | Pennsylvania |
| 38 | Phyllis Evans | 14 | Daughter | — | Pennsylvania |
| 39 | Elmer D. Henry | 38 | Head | Line Man | Pennsylvania |
| 40 | Minnie Henry | 32 | Wife | — | 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)