MS
Mary Schwartz — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Mary Schwartz across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 4-person household.
Age 53
b. ~1887
Female
Spouse
Born: Austria
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Schwartz |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Austria |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1887 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Hilda Schwartz | Daughter | — | 17 | ~1923 |
| Helen Schwartz | Daughter | — | 15 | ~1925 |
| Mary Schwartz | Spouse | — | 53 | ~1887 |
| Carl Schwartz | Head | — | 54 | ~1886 |
Census Appearances
1920
Allegheny, Pennsylvania
Spouse, age 34
Allegheny, Pennsylvania · implied b. ~1886 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swartz |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Austria |
| Year of Immigration | 1905 |
| Naturalization Status | Alien |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Polish |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
1930
Allegheny, Pennsylvania
Other, age 45
Allegheny, Pennsylvania · implied b. ~1885 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schwartz |
| Given Name | Mary |
| Relationship to Head | wife-H |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Austria |
| Naturalization Status | Naturalized |
| Year of Immigration | 1905 |
| Age at First Marriage | 21 |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
1940
Allegheny-County, Pennsylvania
Spouse, age 53
Allegheny-County, Pennsylvania · implied b. ~1887 — 4 household members
| Surname | Schwartz |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Austria |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
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 Schwartz across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Schwartz
Spouse · 1940 · age 53 · b. ~1887 · 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-t0627-03673-00171)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sam John | 18 | — | New Worker | Pennsylvania |
| 2 | Sam Williams | 17 | — | — | Pennsylvania |
| 3 | Sam Charles | 15 | — | — | Pennsylvania |
| 4 | Sam Mildred | 11 | — | — | Pennsylvania |
| 5 | Carl Schwartz | 54 | Head | Cooper | Austria |
| 6 | Mary Schwartz THIS PERSON | 53 | Wife | — | Austria |
| 7 | Hilda Schwartz | 17 | Daughter | — | Pennsylvania |
| 8 | Helen Schwartz | 15 | Daughter | — | Pennsylvania |
| 9 | John Dudzik | 56 | Head | Buffer | Czechoslovakia |
| 10 | Anna Dudzik | 52 | Wife | — | Czechoslovakia |
| 11 | Frances Dudzik | 21 | Daughter | Seamstress | Pennsylvania |
| 12 | Albert Volk | 32 | Head | Operator | Pennsylvania |
| 13 | Anna Volk | 32 | Wife | — | Pennsylvania |
| 14 | Arthur G. Offen | 45 | Head | Clerk | Pennsylvania |
| 15 | Charlotte E. Offen | 42 | Wife | — | Pennsylvania |
| 16 | Robert A. Offen | 19 | Son | Apprentice | Pennsylvania |
| 17 | Ruth C. Offen | 17 | Daughter | — | Pennsylvania |
| 18 | Richard P. Offen | 13 | Son | — | Pennsylvania |
| 19 | Donald P. Offen | 7 | Son | — | Pennsylvania |
| 20 | Lillian M. Offen | 2 | Daughter | — | Pennsylvania |
| 21 | William F. Bebek | 56 | Head | — | Germany |
| 22 | Johanna Bebek | 54 | Wife | — | Germany |
| 23 | Wilbert Bebek | 22 | Son | New Worker | Pennsylvania |
| 24 | Ethel Bebek | 19 | Daughter | — | Pennsylvania |
| 25 | Shirley Bebek | 13 | Daughter | — | Pennsylvania |
| 26 | Mary Steiner | 61 | Head | — | Austria |
| 27 | John Steiner | 37 | Head | Pudding Maker | Austria |
| 28 | Alice Steiner | 34 | Wife | — | Pennsylvania |
| 29 | John Steiner | 5 | Son | — | Pennsylvania |
| 30 | George Steiner | 2 | Son | — | Pennsylvania |
| 31 | Leonard Splane | 34 | Head | Boiler Fireman | Pennsylvania |
| 32 | Hera B. Splane | 30 | Wife | — | Pennsylvania |
| 33 | Patricia A. Splane | 5 | Daughter | — | Pennsylvania |
| 34 | Catherine M. Splane | 4 | Daughter | — | Pennsylvania |
| 35 | Joan E. Splane | 1 | Daughter | — | Pennsylvania |
| 36 | John R. Shimatzki | 40 | Head | Laborer | Yugoslavia |
| 37 | Margaret Shimatzki | 27 | Wife | — | Pennsylvania |
| 38 | Robert Patton | 75 | Head | Laborer | Pennsylvania |
| 39 | Emma A. B. Patton | None | Wife | — | Pennsylvania |
| 40 | Robert Patton | 5 | Son | — | Pennsylvania |
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)