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Mary Klein — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Mary Klein across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 6-person household.
Age 46
b. ~1894
Female
Spouse
Born: Austria
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Klein |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Austria |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Seamstress |
| Industry | Clothing Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 936 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
| Occupation | Seamstress |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1894 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Harry Klein | Son | — | 22 | ~1918 |
| Irvin Klein | Son | — | 16 | ~1924 |
| William Klein | Head | — | 78 | ~1862 |
| Mary Klein | Spouse | — | 46 | ~1894 |
| Sarah Klein | Other | — | 80 | ~1860 |
| Fannie Schwartz | Other | — | 56 | ~1884 |
Census Appearances
1920
Philadelphia, Pennsylvania
Spouse, age 25
Philadelphia, Pennsylvania · implied b. ~1895 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Klin |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Austria |
| Year of Immigration | 1910 |
| Naturalization Status | Alien |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
1930
Philadelphia, Pennsylvania
Spouse, age 34
Philadelphia, Pennsylvania · implied b. ~1896 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Klein |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Austria |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Age at First Marriage | 20 |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Occupation | Saleslady |
| Industry | Shoe Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
1940
Philadelphia-County, Pennsylvania
Spouse, age 46
Philadelphia-County, Pennsylvania · implied b. ~1894 — 6 household members
| Surname | Klein |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Austria |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Naturalization Status | Naturalized |
| Occupation | Seamstress |
| Industry | Clothing Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 936 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Klein 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 Klein
Spouse · 1940 · age 46 · b. ~1894 · 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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03733-00464)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Manasala | 14 | son | — | Pennsylvania |
| 42 | Nicholas Manasala | 12 | son | — | Pennsylvania |
| 43 | James De Palma | 40 | Head | Labour | Pennsylvania |
| 44 | Eleanora De Palma | 33 | Wife | — | Pennsylvania |
| 45 | Elizabeth De Palma | 16 | daughter | — | Pennsylvania |
| 46 | Rita De Palma | 11 | daughter | — | Pennsylvania |
| 47 | Benjamin Sklar | 49 | Head | Rag Dealer | — |
| 48 | Clara Sklar | 52 | Wife | — | Pennsylvania |
| 49 | Joseph Marosi | 49 | Head | Headwaiter | Italy |
| 50 | Elizabeth Marosi | 48 | Wife | Telephone | England |
| 51 | Charles Todd | 56 | Head | Electrician | Pennsylvania |
| 52 | Barbara Todd | 44 | Wife | — | Pennsylvania |
| 53 | Jacob Wernick | 34 | Head | Shipper | Russia |
| 54 | Sarah Wernick | 24 | Wife | Hooker | Pennsylvania |
| 55 | Joseph Megahan | 59 | Head | Chauffeur | Pennsylvania |
| 56 | Elizabeth Megahan | 54 | Wife | — | Pennsylvania |
| 57 | John Megahan | 20 | son | — | Pennsylvania |
| 58 | Charles Duman | 57 | Head | Iron Worker | Scotland |
| 59 | Hannah Duman | 55 | Wife | — | Ireland |
| 60 | Charles Duman | 20 | son | Helper | Pennsylvania |
| 61 | Morgan Henry Duman | 28 | son-in-law | Foreman | Pennsylvania |
| 62 | Margaret Duman | 26 | daughter | — | Pennsylvania |
| 63 | William Mcgrann | 32 | Head | Extra Brake | Pennsylvania |
| 64 | Rose Mcgrann | 31 | Wife | — | Pennsylvania |
| 65 | William Mcgrann | 2 | son | — | Pennsylvania |
| 66 | Thomas Gavin | 30 | Head | Operator | Pennsylvania |
| 67 | Anna Gavin | 29 | Wife | — | New York |
| 68 | Thomas Gavin | 0 | son | — | Pennsylvania |
| 69 | Morris Tander | 49 | Head | Highway Inspector | Russia |
| 70 | Anna Tander | 50 | Wife | — | Russia |
| 71 | William Tander | 25 | son | Laboratory Worker | Pennsylvania |
| 72 | Thomas Tander | 19 | son | Operator | Pennsylvania |
| 73 | William Klein | 78 | Head | Wholesale Repair | Austria |
| 74 | Mary Klein THIS PERSON | 46 | Wife | Seamstress | Austria |
| 75 | Harry Klein | 22 | son | Collector | Pennsylvania |
| 76 | Irvin Klein | 16 | son | — | Pennsylvania |
| 77 | Sarah Klein | 80 | Mother | — | Austria |
| 78 | Fannie Schwartz | 56 | Mother-in-law | — | Austria |
| 79 | Jacob Sherman | 44 | Head | Service Station | Romania |
| 80 | Eva Sherman | 42 | Wife | — | Romania |
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)