MC
Mary Coyle — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Mary Coyle across the 1930 and 1940 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 11-person household.
Age 11
b. ~1919
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Coyle |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1919 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Grace Coyle | Daughter | — | 2 | ~1928 |
| Dorothea Coyle | Daughter | — | 5 | ~1925 |
| Mary Coyle | Daughter | — | 11 | ~1919 |
| Dolores Coyle | Daughter | — | ~1930 | |
| Margaret Coyle | Other | — | 38 | ~1892 |
| Peter Coyle | Son | — | 16 | ~1914 |
| Mercedes Coyle | Daughter | — | 9 | ~1921 |
| Elizabeth Coyle | Daughter | — | 4 | ~1926 |
| Peter Coyle | Head | — | 45 | ~1885 |
| Virginia Coyle | Daughter | — | 7 | ~1923 |
| Helen Coyle | Daughter | — | 17 | ~1913 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 11
Allegheny, Pennsylvania · implied b. ~1919 — 11 household members
| Surname | Coyle |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Spouse, age 22
Allegheny-County, Pennsylvania · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kayle |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Crescent Township |
| 1935 Residence (County) | Allegheny |
| Occupation | Housewife |
| Industry | Home |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 Mary Coyle across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Coyle
Daughter · 1930 · age 11 · b. ~1919 · Pennsylvania
★ You are viewing this record
Sibling
Elizabeth Coyle
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothea Coyle
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dolores Coyle
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Coyle
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Coyle
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Peter Coyle
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mercedes Coyle
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Coyle
Sibling · 1930 · age 2
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
1930 US Federal Census — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
34 people indexed on this census page (ia:1930:fifteenthcensus00reel1988:0966)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John T. Stewart | 40 | Head | Salesman | Pennsylvania |
| 2 | Grace M. Stewart | 38 | Wife-H | — | Pennsylvania |
| 3 | Lillian M. Miller | 19 | Daughter | — | Pennsylvania |
| 4 | John T. Jr. Stewart | 11 | Son | — | Pennsylvania |
| 5 | William C. Stewart | 10 | Son | — | Pennsylvania |
| 6 | Peter J. Coyle | 45 | Head | Truck Driver | Pennsylvania |
| 7 | Margaret E. Coyle | 38 | Wife-H | — | Pennsylvania |
| 8 | Helen J. Coyle | 17 | Daughter | Operator | Pennsylvania |
| 9 | Peter J. Coyle | 16 | Son | — | Pennsylvania |
| 10 | Mary M. Coyle THIS PERSON | 11 | Daughter | — | Pennsylvania |
| 11 | Mercedes R. Coyle | 9 | Daughter | — | Pennsylvania |
| 12 | Virginia A. Coyle | 7 | Daughter | — | Pennsylvania |
| 13 | Dorothea F. Coyle | 5 | Daughter | — | Pennsylvania |
| 14 | Elizabeth J. Coyle | 4 | Daughter | — | Pennsylvania |
| 15 | Grace E. Coyle | 2 | Daughter | — | Pennsylvania |
| 16 | Dolores J. Coyle | 0 | Daughter | — | Pennsylvania |
| 17 | Fred Conner | 54 | Head | Watchman | Pennsylvania |
| 18 | Bessie Conner | 49 | Wife-H | — | Pennsylvania |
| 19 | Herbert S. Conner | 20 | Son | Laborer | Pennsylvania |
| 20 | Timothy J. Conner | 19 | Son | Laborer | Pennsylvania |
| 21 | Eugene R. Conner | 14 | Son | — | Pennsylvania |
| 22 | Milton Dymond | 24 | Son-in-law | Laborer | Pennsylvania |
| 23 | Elva G. Dymond | 23 | Daughter | — | Pennsylvania |
| 24 | Harry R. Armstrong | 43 | Head | Brakeman | Pennsylvania |
| 25 | Elva I. Armstrong | 41 | Wife-H | — | Pennsylvania |
| 26 | Naomi R. Armstrong | 11 | Daughter | — | Pennsylvania |
| 27 | Melvin R. Armstrong | 8 | Son | — | Pennsylvania |
| 28 | Fred J. Munger | 32 | Head | Laborer | Pennsylvania |
| 29 | Anna G. Munger | 32 | Wife-H | — | Germany |
| 30 | Robert L. Munger | 4 | Son | — | Pennsylvania |
| 31 | Fred J. Jr. Munger | 1 | Son | — | Pennsylvania |
| 32 | Arthur B. Roser | 22 | Head | Laborer | Pennsylvania |
| 33 | Verna I. Roser | 22 | Wife-H | — | Pennsylvania |
| 34 | Arthur B. Jr. Roser | 0 | Son | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)