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Mary Fox — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Mary Fox across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 4-person household.
Age 46
b. ~1894
Female
Spouse
Born: Russia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Fox |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Township / Ward | Phila |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Abraham Fox | Head | — | 45 | ~1895 |
| Martin Fox | Son | — | 11 | ~1929 |
| Robert Fox | Son | — | 21 | ~1919 |
| Mary Fox | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Philadelphia, Pennsylvania
Spouse, age 25
Philadelphia, Pennsylvania · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fox |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Russia |
| Year of Immigration | 1907 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Hebrew |
| Birth Country | Russia |
| Year of Naturalization | 1912 |
| Birthplace (normalized) | russia |
1930
Philadelphia, Pennsylvania
Other, age 36
Philadelphia, Pennsylvania · implied b. ~1894 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fox |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Un |
| Age at First Marriage | 19 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Philadelphia-County, Pennsylvania
Spouse, age 46
Philadelphia-County, Pennsylvania · implied b. ~1894 — 4 household members
| Surname | Fox |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 Fox 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 Fox
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-t0627-03714-00027)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Forteroto | 44 | Head | Printer | Penna |
| 2 | Helen Forteroto | 41 | Wife | — | Penna |
| 3 | Horace Moore | 39 | Head | Operator | Penna |
| 4 | Loretta Moore | 31 | Wife | — | Penna |
| 5 | Mary Moore | 18 | daughter | Salesgirl | Penna |
| 6 | Horace Moore | 13 | son | — | Penna |
| 7 | Loretta Moore | 12 | daughter | — | Penna |
| 8 | Helen Moore | 11 | daughter | — | Penna |
| 9 | Robert Moore | 9 | son | — | Penna |
| 10 | Marcella Moore | 8 | daughter | — | Penna |
| 11 | Joan Moore | 5 | daughter | — | Penna |
| 12 | Abraham Miller | 49 | Head | Baker | Russia |
| 13 | Bessie Miller | 44 | Wife | — | Russia |
| 14 | Sarah Miller | 21 | daughter | Typist | Penna |
| 15 | Lillian Miller | 15 | daughter | — | Penna |
| 16 | Leon Miller | 7 | son | — | Penna |
| 17 | Ida Strauss | 45 | Head | — | Russia |
| 18 | Irving Strauss | 25 | son | Collector | Penna |
| 19 | Alfred Strauss | 18 | son | — | Penna |
| 20 | Alex Strauss | 42 | cousin | Window Cleaner | New Jersey |
| 21 | Cancelled Cancelled | None | cancelled | Cancelled | cancelled |
| 22 | Eva Lietura | 69 | Head | — | Poland |
| 23 | William Lietura | 33 | son | Operator | Poland |
| 24 | Freda Lietura | 43 | daughter | Operator | Poland |
| 25 | Paul Zoloth | 30 | roomer | Dental Mech | Russia |
| 26 | Israel Ulubin | 55 | Head | — | Russia |
| 27 | Yetta Ulubin | 57 | Wife | — | Russia |
| 28 | Netta Ulubin | 23 | daughter | Mender | Penna |
| 29 | Freda Ulubin | 21 | daughter | Packer | Penna |
| 30 | Abraham Fox | 45 | Head | Operator | Russia |
| 31 | Mary Fox THIS PERSON | 46 | Wife | — | Russia |
| 32 | Robert Fox | 21 | son | Photo Mech | Penna |
| 33 | Martin Fox | 11 | son | — | Penna |
| 34 | Fredrick Davidson | 63 | Head | Motorman | Delaware |
| 35 | Lulu Davidson | 54 | Wife | — | Delaware |
| 36 | Frederick H Davidson | 22 | son | Fireman-Helper | Penna |
| 37 | Harry Bernstein | 38 | Head | Shipper | Penna |
| 38 | Zelda Bernstein | 39 | Wife | — | Russia |
| 39 | Herman Bernstein | 15 | son | — | Penna |
| 40 | Mildred Bernstein | 12 | daughter | — | Penna |
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)