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John Mccoy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this John Mccoy across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 10-person household.
Age 11
b. ~1929
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | McCoy |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1929 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Bernice Mccoy | Daughter | — | 15 | ~1925 |
| Rebecca Mccoy | Daughter | — | 5 | ~1935 |
| Shirley Mccoy | Head | — | 36 | ~1904 |
| Shirley Mccoy | Son | — | 13 | ~1927 |
| John Mccoy | Son | — | 11 | ~1929 |
| Charles Mccoy | Son | — | 7 | ~1933 |
| Timothy Mccoy | Son | — | 3 | ~1937 |
| Sidney Mccoy | Son | — | 9 | ~1931 |
| Joseph Mccoy | Son | — | 1 | ~1939 |
| Elmer Mccoy | Spouse | — | 32 | ~1908 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 2
Philadelphia, Pennsylvania · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCoy |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Georgia |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 11
Philadelphia-County, Pennsylvania · implied b. ~1929 — 10 household members
| Surname | McCoy |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| 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 11 · b. ~1929 · Pennsylvania
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Sibling
Bernice Mccoy
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rebecca Mccoy
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Mccoy
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Mccoy
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sidney Mccoy
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Timothy Mccoy
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mccoy
Sibling · 1940 · age 1
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03750-00483)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Caldwell | 16 | Son | — | Pennsylvania |
| 42 | Irene Caldwell | 14 | Daughter | — | Pennsylvania |
| 43 | Nathaniel Caldwell | 11 | Son | — | Pennsylvania |
| 44 | Walter Caldwell | 1 | Son | — | Pennsylvania |
| 45 | Henry Lewis | 29 | Head | Laborer | South Carolina |
| 46 | Myrtle Lewis | 22 | Wife | — | South Carolina |
| 47 | Nellie Lewis | 4 | Son | — | South Carolina |
| 48 | James Lewis | 3 | Son | — | South Carolina |
| 49 | Henry Jr Lewis | 2 | Son | — | Pennsylvania |
| 50 | Mauld Taylor | 46 | Head | Clerk | South Carolina |
| 51 | Norman Taylor | 15 | Son | — | Pennsylvania |
| 52 | Shirley Mccoy | 36 | Head | Laborer | South Carolina |
| 53 | Elmer Mccoy | 32 | Wife | — | South Carolina |
| 54 | Bernice Mccoy | 15 | Daughter | — | South Carolina |
| 55 | Shirley Jr Mccoy | 13 | Son | — | South Carolina |
| 56 | John Mccoy THIS PERSON | 11 | Son | — | Pennsylvania |
| 57 | Sidney Mccoy | 9 | Son | — | Pennsylvania |
| 58 | Charles Mccoy | 7 | Son | — | Pennsylvania |
| 59 | Rebecca Mccoy | 5 | Daughter | — | Pennsylvania |
| 60 | Timothy Mccoy | 3 | Son | — | Pennsylvania |
| 61 | Joseph Mccoy | 1 | Son | — | Pennsylvania |
| 62 | Joseph Moore | 43 | Head | Foreman | South Carolina |
| 63 | Lucy Moore | 41 | Wife | — | South Carolina |
| 64 | Leander Moore | 16 | Daughter | — | Pennsylvania |
| 65 | Connie Moore | 13 | Daughter | — | Pennsylvania |
| 66 | Joseph Jr Moore | 10 | Son | — | Pennsylvania |
| 67 | David Moore | 8 | Son | — | Pennsylvania |
| 68 | Timothy Moore | 5 | Son | — | Pennsylvania |
| 69 | Joseph Edwards | 50 | Lodger | — | South Carolina |
| 70 | Max Luten | 57 | Head | Clerk | Austria |
| 71 | Maurice Luten | 30 | Son | Clerk | Massachusetts |
| 72 | Lillian Luten | 28 | Daughter | — | Manitoba |
| 73 | Herman Bromstern | 36 | Head | Salesman | Pennsylvania |
| 74 | Tillie Bromstern | 29 | Wife | — | Russia |
| 75 | Lare Bromstern | 2 | Son | — | Pennsylvania |
| 76 | Israel Michaelson | 55 | Head | Shoemaker | Europe |
| 77 | Rebecca Michaelson | 57 | Wife | — | Europe |
| 78 | Minnie Michaelson | 26 | Daughter | Saleswoman | Pennsylvania |
| 79 | Stella Hodges | 54 | Head | — | Pennsylvania |
| 80 | Albert Hodges | 34 | Son | Checker | 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)