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Mary Gregory — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Mary Gregory across the 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1902), then head of a 10-person household.
Age 38
b. ~1902
Female
Spouse
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Gregory |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1902 |
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 |
|---|---|---|---|---|
| Maria Gregory | Daughter | — | 11 | ~1929 |
| Anna Gregory | Daughter | — | 17 | ~1923 |
| Julia Gregory | Daughter | — | 13 | ~1927 |
| James Gregory | Head | — | 56 | ~1884 |
| Le Gregory | Son | — | 3 | ~1937 |
| Marco Gregory | Son | — | 9 | ~1931 |
| Franklin Gregory | Son | — | 5 | ~1935 |
| Louis Gregory | Son | — | 15 | ~1925 |
| James Gregory | Son | — | 7 | ~1933 |
| Mary Gregory | Spouse | — | 38 | ~1902 |
Census Appearances
1930
Hudson, New …
Other, age 27
Hudson, New Jersey · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gregory |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 12 |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Spouse, age 38
Hudson-County, New Jersey · implied b. ~1902 — 10 household members
| Surname | Gregory |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Gregory across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Gregory
Spouse · 1940 · age 38 · b. ~1902 · New Jersey
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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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02401-00418)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna Zur | 37 | Wife | — | Poland |
| 42 | Edward Zur | 9 | Son | — | Connecticut |
| 43 | Genevieve Zur | 8 | Daughter | — | Connecticut |
| 44 | John Zur | 7 | Son | — | Connecticut |
| 45 | Joseph Zur | 3 | Son | — | New Jersey |
| 46 | Matthew Zur | 1 | Son | — | New Jersey |
| 47 | Frances Zur | 0 | Daughter | — | New Jersey |
| 48 | Stanley Karcanowsky | 47 | Head | Machinist | Poland |
| 49 | Mary Karcanowsky | 47 | Wife | — | Poland |
| 50 | Michael Karcanowsky | 22 | Son | Mechanic | New Jersey |
| 51 | Helen Karcanowsky | 19 | Daughter | Houseworker | New Jersey |
| 52 | Sophie Karcanowsky | 10 | Daughter | — | New Jersey |
| 53 | Raymond Karcanowsky | 10 | Son | — | New Jersey |
| 54 | Caroline Karcanowsky | 8 | Daughter | — | New Jersey |
| 55 | James Gregory | 56 | Head | Brick Layer | Italy |
| 56 | Mary Gregory THIS PERSON | 38 | Wife | — | New Jersey |
| 57 | Anna Gregory | 17 | Daughter | — | New Jersey |
| 58 | Louis Gregory | 15 | Son | — | New Jersey |
| 59 | Julia Gregory | 13 | Daughter | — | New Jersey |
| 60 | Maria Gregory | 11 | Daughter | — | New Jersey |
| 61 | Marco Gregory | 9 | Son | — | New Jersey |
| 62 | James Gregory | 7 | Son | — | New Jersey |
| 63 | Franklin Gregory | 5 | Son | — | New Jersey |
| 64 | Le Roy Gregory | 3 | Son | — | New Jersey |
| 66 | Ada Norman | 67 | Head | — | New York |
| 67 | Rose Norman | 27 | Daughter | Houseworker | New Jersey |
| 68 | Patrick Mcgann | 28 | Head | Stone Mason | New Jersey |
| 69 | Greta Mcgann | 23 | Wife | — | New Jersey |
| 70 | Genevieve Mcgann | 3 | Daughter | — | New Jersey |
| 71 | Maureen Mcgann | 1 | Daughter | — | New Jersey |
| 72 | James Mcgann | 26 | Brother | Truck Driver | New Jersey |
| 73 | Helen Kruczewska | 28 | Head | Houseworker | New Jersey |
| 74 | Frances Muskowska | 28 | Head | Cleaner | Poland |
| 75 | Fred Raynier | 64 | Head | Messenger | Delaware |
| 76 | William Rhesel | 51 | Head | Laborer | Pennsylvania |
| 77 | John Walenty | 47 | Head | Laborer | Poland |
| 78 | Adele Walenty | 42 | Wife | — | Poland |
| 79 | Zigmund Walenty | 24 | Son | Truck Driver | New Jersey |
| 80 | Helen Walenty | 15 | Daughter | — | New Jersey |
Related Census Records
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)