MC
Mary Coyle — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Mary Coyle across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 7-person household.
Age 45
b. ~1895
Female
Spouse
Born: Irish Free State
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Coyle |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Naturalization Status | Alien |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birthplace (normalized) | irish free state |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1895 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Coyle | Daughter | — | 18 | ~1922 |
| Marjorie Coyle | Daughter | — | 16 | ~1924 |
| Daniel Coyle | Son | — | 6 | ~1934 |
| James Coyle | Head | — | 59 | ~1881 |
| James Coyle | Son | — | 13 | ~1927 |
| John Coyle | Son | — | 14 | ~1926 |
| Mary Coyle | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Philadelphia, Pennsylvania
Spouse, age 34
Philadelphia, Pennsylvania · implied b. ~1896 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coyle |
| Given Name | Mary B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Alien |
| Year of Immigration | 1907 |
| Age at First Marriage | 24 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | irish free state |
1940
Philadelphia-County, Pennsylvania
Spouse, age 45
Philadelphia-County, Pennsylvania · implied b. ~1895 — 7 household members
| Surname | Coyle |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Naturalization Status | Alien |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birthplace (normalized) | irish free state |
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 Mary Coyle across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Coyle
Spouse · 1940 · age 45 · b. ~1895 · 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 — 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-t0627-03729-00551)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Laura Beckett | 32 | Lodger | New Worker | South Carolina |
| 42 | Vivian Prudent | 34 | Lodger | Folder | South Carolina |
| 43 | Pert Evan | 56 | Head | Molder | North Carolina |
| 44 | Allen Evan | 37 | Son | Truck Driver | North Carolina |
| 45 | Ernest Simmons | 33 | Son-in-law | Chauffeur | Florida |
| 46 | Marie Simmons | 30 | Daughter | — | North Carolina |
| 47 | Ruth Simmons | 12 | Daughter | — | Pennsylvania |
| 48 | Evelyn Simmons | 11 | Daughter | — | Pennsylvania |
| 49 | Ernest Simmons | 9 | Grand-son | — | Pennsylvania |
| 50 | Norman Simmons | 8 | Grand-son | — | Pennsylvania |
| 51 | Dolores Simmons | 7 | Grand-daughter | — | Pennsylvania |
| 52 | Georgia C. Dermis | 71 | Head | — | Virginia |
| 53 | Margaret Dermis | 33 | Daughter | Stenographer | Virginia |
| 54 | Irene Ring | 38 | Daughter | Maid | Virginia |
| 55 | Dorothy Ring | 19 | Grand-daughter | Pantry Girl | Pennsylvania |
| 56 | Edward Harris | 16 | Grandson | — | Pennsylvania |
| 57 | James Coyle | 59 | Head | Fireman | Irish Free State |
| 58 | Mary Coyle THIS PERSON | 45 | Wife | — | Irish Free State |
| 59 | Mary Coyle | 18 | Daughter | — | Pennsylvania |
| 60 | Marjorie Coyle | 16 | Daughter | — | Pennsylvania |
| 61 | John Coyle | 14 | Son | — | Pennsylvania |
| 62 | James Coyle | 13 | Son | — | Pennsylvania |
| 63 | Daniel Coyle | 6 | Son | — | Pennsylvania |
| 64 | Belton Mcdow | 56 | Head | Janitor | North Carolina |
| 65 | Rebecca Mcdow | 46 | Wife | — | South Carolina |
| 66 | Willie May Lovett | 28 | Daughter | Domestic | Virginia |
| 67 | Melvin Lovett | 8 | Grand-son | — | Pennsylvania |
| 68 | Horace Lovett | 2 | Grand-son | — | Pennsylvania |
| 69 | Ned Edward Polite | 41 | Head | Laborer | Georgia |
| 70 | Anna Polite | 40 | Wife | — | Georgia |
| 71 | Louise Polite | 20 | Daughter | Operator | Georgia |
| 72 | Edward Polite | 19 | Son | New Worker | Georgia |
| 73 | Dorothy Polite | 18 | Daughter | — | Georgia |
| 74 | Alexander Polite | 16 | Son | — | Pennsylvania |
| 75 | Henry Polite | 13 | Son | — | Pennsylvania |
| 76 | Emanuel Forfield | 45 | Head | Laborer | North Carolina |
| 77 | Vivian Forfield | 43 | Wife | — | North Carolina |
| 78 | Richard Forfield | 16 | Son | — | Pennsylvania |
| 79 | Harold Forfield | 13 | Son | — | Pennsylvania |
| 80 | Bernice Forfield | 11 | Daughter | — | North Carolina |
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)