WT
William Tracy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this William Tracy across the 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1874), then head of a 6-person household.
Age 56
b. ~1874
Male
Head
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Tracy |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1877 |
| Age at First Marriage | 28 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Rougher |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 20,000 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Rougher |
| Township / Ward | Braddock Borough |
| Est. Birth Year | ~1874 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Ursula Tracy | Daughter | — | 19 | ~1911 |
| Joseph Tracy | Son | — | 25 | ~1905 |
| William Tracy | Head | — | 56 | ~1874 |
| Mary Tracy | Daughter | — | 21 | ~1909 |
| Agnes Tracy | Spouse | — | 56 | ~1874 |
| Aloysius Tracy | Son | — | 22 | ~1908 |
Census Appearances
1920
Allegheny, Pennsylvania
Head, age 45
Allegheny, Pennsylvania · implied b. ~1875 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tracey |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Contractor |
| Industry | General |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Allegheny, Pennsylvania
Head, age 56
Allegheny, Pennsylvania · implied b. ~1874 — 6 household members
| Surname | Tracy |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1877 |
| Age at First Marriage | 28 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Rougher |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 20,000 |
| Radio Set | R |
| Veteran | No |
| 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 William Tracy across 2 US Census years (1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
William Tracy
Head · 1930 · age 56 · b. ~1874 · 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
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1960:0880)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Michael Smith | 29 | Head | Electrician | Ohio |
| 52 | Helen Smith | 29 | Wife | — | Pennsylvania |
| 53 | Frances Smith | 7 | Daughter | — | Pennsylvania |
| 54 | Ursuline Smith | 3 | Daughter | — | Pennsylvania |
| 55 | James Smith | 1 | Son | — | Pennsylvania |
| 56 | Ella Erlich | 49 | Boarder | Rule Setter | Germany |
| 57 | Patrick J. O'Shea | 55 | Head | General Master | Pennsylvania |
| 58 | Mary S. O'Shea | 47 | Wife | — | Pennsylvania |
| 59 | Marilyn O'Shea | 17 | Daughter | — | Pennsylvania |
| 60 | Frances O'Shea | 15 | Daughter | — | Pennsylvania |
| 61 | Mary J. O'Shea | 13 | Daughter | — | Pennsylvania |
| 62 | Stella O'Shea | 10 | Daughter | — | Pennsylvania |
| 63 | William J. Tracy THIS PERSON | 56 | Head | Rougher | Ireland |
| 64 | Agnes Tracy | 56 | Wife | — | Pennsylvania |
| 65 | Joseph A. Tracy | 25 | Son | Salesman - Auto | Pennsylvania |
| 66 | Aloysius Tracy | 22 | Son | — | Pennsylvania |
| 67 | Mary A. Tracy | 21 | Daughter | — | Pennsylvania |
| 68 | Ursula Tracy | 19 | Daughter | — | Pennsylvania |
| 69 | Arthur Mungon | 64 | Head | Proprietor | Scotland |
| 70 | James Huntington | 35 | Boarder | Office Clerk | Scotland |
| 71 | Herman Foster | 55 | Boarder | Engineer | Germany |
| 72 | John Mcdonough | 39 | Boarder | Boiler Maker | Pennsylvania |
| 73 | Howard Mcdonough | 19 | Boarder | — | Pennsylvania |
| 74 | Helen Murphy | 24 | Boarder | Book Keeper | Pennsylvania |
| 75 | Rita O'Toole | 14 | Boarder | — | Pennsylvania |
| 76 | Joyce O'Toole | 12 | Boarder | — | Pennsylvania |
| 77 | Thomas Conlin | 46 | Head | Priest | Pennsylvania |
| 78 | Raymond Conway | 27 | Assistant | Priest | Pennsylvania |
| 79 | Carl P. Hensler | 30 | Assistant | Priest | Pennsylvania |
| 80 | Margaret Kelly | 48 | Servant | House Keeper | Pennsylvania |
| 81 | Anna Hirsh | 38 | Head | Proprietor | Hungary |
| 82 | Milton Hirsh | 16 | Son | — | Pennsylvania |
| 83 | Walter Hirsh | 14 | Son | — | Pennsylvania |
| 84 | Helen Hirsh | 12 | Daughter | — | Pennsylvania |
| 85 | Grace Hirsh | 9 | Daughter | — | Pennsylvania |
| 86 | Julius Hirsh | 51 | Head | Merchant | Hungary |
| 87 | Anna Hirsh | 50 | Wife | — | Hungary |
| 88 | Raymond R. Hirsh | 24 | Son | Dentist | Pennsylvania |
| 89 | Alfred H. Hirsh | 22 | Son | — | Pennsylvania |
| 90 | Milner B. Hirsh | 20 | Son | — | Pennsylvania |
| 91 | Sidney A. Hirsh | 18 | Son | — | Pennsylvania |
| 92 | Ruth H. Hirsh | 12 | Daughter | — | Pennsylvania |
| 93 | Adolf Jacobowitz | 63 | Head | Retired | Czechoslovakia |
| 94 | Gisella Jacobowitz | 63 | Wife | — | Czechoslovakia |
| 95 | Leonard Jacobowitz | 41 | Son | Druggist | Pennsylvania |
| 96 | Joseph Jacobowitz | 38 | Son | Electrician | Pennsylvania |
| 97 | Milton Jacobowitz | 28 | Son | Druggist | Pennsylvania |
| 98 | Ralph Morkovitz | 17 | G. Son | — | Pennsylvania |
| 99 | Chas. J. Law | 45 | Boarder | Salesman | Pennsylvania |
| 100 | Frank A. Reilly | 59 | Boarder | Pay Roll Clerk | 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)