MF
Mary Flaherty — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Mary Flaherty across the 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 8-person household.
Age 47
b. ~1883
Female
Spouse
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Flaherty |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Irish |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Duquesne City |
| Est. Birth Year | ~1883 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Joseph Flaherty | Head | — | 50 | ~1880 |
| Patrick Flaherty | Son | — | 13 | ~1917 |
| Mary Flaherty | Spouse | — | 47 | ~1883 |
| Theresa Flaherty | Daughter | — | 3 | ~1927 |
| William Flaherty | Son | — | 7 | ~1923 |
| Joseph Flaherty | Son | — | 16 | ~1914 |
| Agnes Flaherty | Daughter | — | 11 | ~1919 |
| Helen Flaherty | Daughter | — | 9 | ~1921 |
Census Appearances
1920
Allegheny, Pennsylvania
Spouse, age 38
Allegheny, Pennsylvania · implied b. ~1882 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Flaherty |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1901 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1917 |
| Birthplace (normalized) | ireland |
1930
Allegheny, Pennsylvania
Spouse, age 47
Allegheny, Pennsylvania · implied b. ~1883 — 8 household members
| Surname | Flaherty |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Irish |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Flaherty across 2 US Census years (1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Mary Flaherty
Spouse · 1930 · age 47 · b. ~1883 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Allegheny, Pennsylvania
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1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
49 people indexed on this census page (ia:1930:fifteenthcensus00reel1963:0063)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Catherine Irvin | 7 | daughter | — | Pennsylvania |
| 52 | Albert Irvin | 1 | son | None | Pennsylvania |
| 53 | Mike Gamska | 44 | Head | Laborer | Czechoslovakia |
| 54 | Nellie Gamska | 33 | wife | None | Poland |
| 55 | Julia Gamska | 14 | daughter | None | Pennsylvania |
| 56 | Frances Gamska | 9 | daughter | None | Pennsylvania |
| 57 | Mary Gamska | 6 | daughter | None | Pennsylvania |
| 58 | Walter Gamska | 4 | son | None | Pennsylvania |
| 59 | Samuel P. Newman | 60 | Head | Clerk | Ohio |
| 60 | Lydia Newman | 60 | wife | None | Pennsylvania |
| 61 | Joseph Flaherty | 50 | Head | Laborer | Ireland |
| 62 | Mary Flaherty THIS PERSON | 47 | wife | None | Ireland |
| 63 | Joseph Flaherty | 16 | son | None | Pennsylvania |
| 64 | Patrick Flaherty | 13 | son | None | Pennsylvania |
| 65 | Agnes Flaherty | 11 | daughter | None | Pennsylvania |
| 66 | Helen Flaherty | 9 | daughter | None | Pennsylvania |
| 67 | William Flaherty | 7 | son | None | Pennsylvania |
| 68 | Theresa Flaherty | 3 | daughter | None | Pennsylvania |
| 69 | Bernard Novak | 31 | Head | Fireman | Pennsylvania |
| 70 | Sue Novak | 29 | wife | None | Pennsylvania |
| 71 | Bernard Novak | 10 | son | None | Pennsylvania |
| 72 | Walter Novak | 8 | son | None | Pennsylvania |
| 73 | Betty Novak | 2 | daughter | None | Pennsylvania |
| 74 | William Gibbons | 53 | Head | Axlemaker | Pennsylvania |
| 75 | Margaret Gibbons | 48 | wife | None | Pennsylvania |
| 76 | Richard Gibbons | 25 | son | Steel Tester | Pennsylvania |
| 77 | Dorothy Gibbons | 20 | daughter | Teacher | Pennsylvania |
| 78 | Clare Gibbons | 14 | daughter | None | Pennsylvania |
| 79 | Leo Gibbons | 11 | son | None | Pennsylvania |
| 80 | Rita Gibbons | 9 | daughter | None | Pennsylvania |
| 81 | William J. Gibbons | 6 | son | None | Pennsylvania |
| 82 | Rev. Andrew Sebestyen | 44 | Head | Clergyman | Hungary |
| 83 | Margaret Sebestyen | 34 | wife | None | Hungary |
| 84 | Martha Sebestyen | 8 | daughter | None | Pennsylvania |
| 85 | Andrew Sebestyen | 7 | son | None | Pennsylvania |
| 86 | Olga Maria Sebestyen | 5 | daughter | None | Pennsylvania |
| 87 | George Sebestyen | 3 | son | None | Pennsylvania |
| 89 | Annie Colombino | 49 | wife | None | Czechoslovakia |
| 90 | John Colombino | 23 | son | Laborer | Pennsylvania |
| 91 | Helen Colombino | 19 | daughter | None | Pennsylvania |
| 92 | Mary Colombino | 15 | daughter | None | Pennsylvania |
| 93 | Margaret Colombino | 9 | daughter | None | Pennsylvania |
| 94 | Ivan Yuran | 34 | Head | Craneman | Yugoslavia |
| 95 | Katherine Yuran | 27 | wife | None | Pennsylvania |
| 96 | Rose Yuran | 8 | daughter | None | Pennsylvania |
| 97 | Sylvester Yuran | 5 | son | None | Pennsylvania |
| 98 | John Yuran | 3 | son | None | Pennsylvania |
| 99 | Blazej Wold | 36 | lodger | Laborer | Poland |
| 100 | Andrew Pucherich | 35 | lodger | Shipper | Yugoslavia |
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)