MH
Mary Haley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Mary Haley across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 10-person household.
Age 50
b. ~1890
Female
Spouse
Born: Poland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Haley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | Braddock Borough |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | First papers filed |
| Additional Details | |
| Highest Grade | No |
| 1935 Residence | Same place |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
| Township / Ward | Braddock Borough |
| Est. Birth Year | ~1890 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Philip Haley | Son | — | 33 | ~1907 |
| Walter Haley | Son | — | 21 | ~1919 |
| Clara Haley | Daughter | — | 17 | ~1923 |
| Josephine Haley | Daughter | — | 15 | ~1925 |
| Charles Haley | Son | — | 25 | ~1915 |
| Theodore Haley | Son | — | 19 | ~1921 |
| John Haley | Son | — | 23 | ~1917 |
| John Haley | Head | — | 47 | ~1893 |
| Mary Haley | Spouse | — | 50 | ~1890 |
| Manuel Haley | Son | — | 25 | ~1915 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 39
Allegheny, Pennsylvania · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Healy |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Poland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 19 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Polish |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
1940
Allegheny-County, Pennsylvania
Spouse, age 50
Allegheny-County, Pennsylvania · implied b. ~1890 — 10 household members
| Surname | Haley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | Braddock Borough |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | First papers filed |
| Highest Grade | No |
| 1935 Residence | Same place |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
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 Haley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Haley
Spouse · 1940 · age 50 · b. ~1890 · 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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03398-00458)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Bellar | 11 | Head | — | Pa |
| 2 | John Haley | 47 | Head | Cleaner | Pa |
| 3 | Mary Haley THIS PERSON | 50 | Wife | — | Poland |
| 4 | Philip Haley | 33 | Son | Crane Man | Pa |
| 5 | Charles Haley | 25 | Son | — | Pa |
| 6 | Manuel Haley | 25 | Son | Laborer | Pa |
| 7 | John Haley | 23 | Son | — | Pa |
| 8 | Walter Haley | 21 | Son | Laborer | Pa |
| 9 | Theodore Haley | 19 | Son | Laborer | Pa |
| 10 | Clara Haley | 17 | Daughter | — | Pa |
| 11 | Josephine Haley | 15 | Daughter | — | Pa |
| 12 | Steve Zilka | 53 | Head | Laborer | Czechoslovakia |
| 13 | Mary Zilka | 52 | Wife | — | Czechoslovakia |
| 14 | John Zilka | 26 | Son | Laborer | Pa |
| 15 | Mary Zilka | 24 | Daughter | General Housework | Pa |
| 16 | Stephen Zilka | 22 | Son | Laborer | Pa |
| 17 | Helen Zilka | 19 | Daughter | — | Pa |
| 18 | Julia Zilka | 17 | Daughter | — | Pa |
| 19 | Andrew Zavala | 57 | Head | Blacksmith | Poland |
| 20 | Ludwika Zavala | 47 | Wife | — | Poland |
| 21 | Katherine Popovich | 53 | Head | — | Austria |
| 22 | Samuel Popovich | 13 | Son | — | Pa |
| 23 | Michael Tundella | 30 | Head | Miner | Pa |
| 24 | Mary Tundella | 20 | Wife | — | Pa |
| 25 | Dolores Tundella | 4 | Daughter | — | Pa |
| 26 | Celia Tundella | 15 | Sister | — | Pa |
| 27 | George Tundella | 21 | Brother | — | Pa |
| 28 | Luke Rebic | 44 | Head | Crane Man | Yugoslavia |
| 29 | Dorothy Rebic | 46 | Wife | — | Yugoslavia |
| 30 | Michael Rebic | 18 | Son | — | Pa |
| 31 | Cecelia Rebic | 17 | Daughter | General Housework | Pa |
| 32 | Mary Rebic | 16 | Daughter | — | Pa |
| 33 | Catherine Rebic | 13 | Daughter | — | Pa |
| 34 | Nicholas Rebic | 10 | Son | — | Pa |
| 35 | Ann Rebic | 4 | Daughter | — | Pa |
| 36 | Martin Bendick | 41 | Lodger | Laborer | Yugoslavia |
| 37 | John Friday | 52 | Head | Laborer | Poland |
| 38 | Edward Friday | 15 | Son | — | Pa |
| 39 | Milton Sepic | 44 | Head | — | Yugoslavia |
| 40 | Mary Sepic | 23 | Daughter | Clerk | Pa |
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)