JC
John Coyle — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this John Coyle across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 8-person household.
Age 20
b. ~1920
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Coyle |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Blueprinter |
| Industry | Where work |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 896 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Blueprinter |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1920 |
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 |
|---|---|---|---|---|
| Charles Coyle | Son | — | 25 | ~1915 |
| Thomas Coyle | Son | — | 17 | ~1923 |
| Catherine Coyle | Spouse | — | 49 | ~1891 |
| Charles Coyle | Head | — | 53 | ~1887 |
| Joseph Coyle | Son | — | 23 | ~1917 |
| John Coyle | Son | — | 20 | ~1920 |
| Rosemarie Coyle | Daughter | — | 14 | ~1926 |
| Catherine Coyle | Daughter | — | 8 | ~1932 |
Census Appearances
1930
Delaware, Pennsylvania
Son, age 10
Delaware, Pennsylvania · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coyle |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Northern Ireland |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 20
Philadelphia-County, Pennsylvania · implied b. ~1920 — 8 household members
| Surname | Coyle |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Occupation | Blueprinter |
| Industry | Where work |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 896 |
| Highest Grade | Hs 1 |
| 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 Coyle across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Coyle
Son · 1940 · age 20 · b. ~1920 · Pennsylvania
★ You are viewing this record
Sibling
Rosemarie Coyle
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Coyle
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Coyle
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Coyle
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Coyle
Sibling · 1940 · age 17
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-t0627-03729-00746)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Catherine Lawn | 21 | Daughter | Maker | Pennsylvania |
| 2 | Thomas Lawn | 17 | Son | — | Pennsylvania |
| 3 | Edward Lawn | 17 | Son | — | Pennsylvania |
| 4 | Charles Lawn | 15 | Son | — | Pennsylvania |
| 5 | Charles G. Coyle | 53 | Head | Team Foreman | Pennsylvania |
| 6 | Catherine A. Coyle | 49 | Wife | — | Pennsylvania |
| 7 | Charles A. Coyle | 25 | Son | General Helper | Pennsylvania |
| 8 | Joseph Coyle | 23 | Son | Remover Of Instruments | Pennsylvania |
| 9 | John Coyle THIS PERSON | 20 | Son | Blueprinter | Pennsylvania |
| 10 | Thomas Coyle | 17 | Son | — | Pennsylvania |
| 11 | Rosemarie Coyle | 14 | Daughter | — | Pennsylvania |
| 12 | Catherine Coyle | 8 | Daughter | — | Pennsylvania |
| 13 | Frank Stanley | 54 | Head | Junk Dealer | Pennsylvania |
| 14 | Mary G. Stanley | 47 | Wife | — | Pennsylvania |
| 15 | James Stanley | 25 | Son | Truck Driver | Pennsylvania |
| 16 | Francis Stanley | 18 | Son | — | Pennsylvania |
| 17 | Robert Stanley | 13 | Son | — | Pennsylvania |
| 18 | Norma Stanley | 12 | Daughter | — | Pennsylvania |
| 19 | Ann Stanley | 7 | Daughter | — | Pennsylvania |
| 20 | Frank Murphy | 59 | Head | Laborer | Pennsylvania |
| 21 | Bertha Murphy | 54 | Wife | — | Pennsylvania |
| 22 | William Murphy | 18 | Son | New Worker | Pennsylvania |
| 23 | Theresa Murphy | 13 | Daughter | — | Pennsylvania |
| 24 | Frank Murphy | 22 | Son | Plumber | Pennsylvania |
| 25 | Elizabeth Murphy | 25 | Daughter | — | Pennsylvania |
| 26 | Frank V. Murphy | 25 | Son-in-law | — | Pennsylvania |
| 27 | William Donahue | 51 | Head | Policeman | Pennsylvania |
| 28 | Sarah Donahue | 51 | Wife | — | Pennsylvania |
| 29 | William Donahue | 24 | Son | Machine Operator | Pennsylvania |
| 30 | John Donahue | 14 | Son | — | Pennsylvania |
| 31 | Catherine Donahue | 13 | Daughter | — | Pennsylvania |
| 32 | James Donahue | 10 | Son | — | Pennsylvania |
| 33 | Michael Ruane | 66 | Head | Laborer | Ireland |
| 34 | Nora Ruane | 65 | Wife | — | Irish Free State |
| 35 | Nellie Moran | 64 | Sister-in-law | — | Irish Free State |
| 36 | William Fee | 33 | Head | Inspector | Pennsylvania |
| 37 | Mary Fee | 31 | Wife | Mender | Pennsylvania |
| 38 | Vincent Pietrofesa | 40 | Head | Painter | Italy |
| 39 | Theresa Pietrofesa | 31 | Wife | — | Italy |
| 40 | Philomena Pietrofesa | 12 | 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)