MB
Mary Barry — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Mary Barry across the 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 9-person household.
Age 19
b. ~1921
Female
Daughter
Born: Scotland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Barry |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Scotland |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Naturalization Status | Alien |
| Additional Details | |
| Occupation | New worker |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | New Worker |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1921 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Teresa Barry | Daughter | — | 3 | ~1937 |
| Mary Barry | Daughter | — | 19 | ~1921 |
| Elizabeth Barry | Daughter | — | 12 | ~1928 |
| Patrick Barry | Head | — | 45 | ~1895 |
| Patrick Barry | Son | — | 14 | ~1926 |
| Thomas Barry | Son | — | 9 | ~1931 |
| John Barry | Son | — | 16 | ~1924 |
| Gerald Barry | Son | — | 6 | ~1934 |
| Mary Barry | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Hudson, New …
Daughter, age 8
Hudson, New Jersey · implied b. ~1922 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barry |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | Alien |
| Year of Immigration | 1929 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Hudson-County, New …
Daughter, age 19
Hudson-County, New Jersey · implied b. ~1921 — 9 household members
| Surname | Barry |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Scotland |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Naturalization Status | Alien |
| Occupation | New worker |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Barry across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Barry
Daughter · 1940 · age 19 · b. ~1921 · New Jersey
★ You are viewing this record
Sibling
Gerald Barry
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Barry
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Barry
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Barry
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Barry
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Teresa Barry
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
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
40 people indexed on this census page (nara:1940:m-t0627-02406-00382)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Antonia Russo | 58 | Head | Vegetable Clerk | Italy |
| 42 | Josephine Russo | 43 | Wife | — | Italy |
| 43 | Margaret Russo | 31 | Daughter | — | New Jersey |
| 44 | Patrick Russo | 25 | Son | Welder | New Jersey |
| 45 | Joseph Russo | 24 | Son | — | New Jersey |
| 46 | Louise Russo | 19 | Daughter | — | New Jersey |
| 47 | Joseph Mcguinness | 46 | Head | Lawyer | New Jersey |
| 48 | Mary Mcguinness | 45 | Wife | — | New Jersey |
| 49 | Katharine Mcguinness | 21 | Daughter | — | New Jersey |
| 50 | Joseph Jr. Mcguinness | 19 | Son | — | New Jersey |
| 51 | Carol Mcguinness | 16 | Daughter | — | New Jersey |
| 52 | Thomas Welch | 60 | Head | — | New Jersey |
| 53 | Elizabeth Welch | 55 | Wife | Clerk | New Jersey |
| 54 | Bernard Donchin | 65 | Head | Clerk | Russia |
| 55 | Gertrude Donchin | 65 | Wife | — | Russia |
| 56 | Meyer Donchin | 35 | Son | Repair Clerk | Russia |
| 57 | Ernest Patella | 49 | Head | Operator | Italy |
| 58 | Caroline Patella | 43 | Wife | — | New York |
| 59 | Carmen Patella | 22 | Son | Bank Clerk | New Jersey |
| 60 | Emma Patella | 20 | Daughter | Stenographer | New Jersey |
| 61 | Ernest Jr. Patella | 13 | Son | — | New Jersey |
| 62 | John Rotto | 52 | Head | Cutter | New York |
| 63 | Max Donchin | 40 | Head | Salesman | Russia |
| 64 | Ella Donchin | 32 | Wife | — | Russia |
| 65 | Evelyn Donchin | 9 | Daughter | — | New Jersey |
| 66 | James Farrant | 42 | Head | Chauffeur | New Jersey |
| 67 | Susan Farrant | 39 | Wife | — | New Jersey |
| 68 | William Farrant | 21 | Son | Supervisor | New Jersey |
| 69 | Alice Farrant | 19 | Daughter | New Worker | New Jersey |
| 70 | Marie Farrant | 15 | Daughter | — | New Jersey |
| 71 | James Farrant | 6 | Son | — | New Jersey |
| 72 | Patrick Barry | 45 | Head | Helper | Scotland |
| 73 | Mary Barry | 39 | Wife | — | Great Britain |
| 74 | Mary Barry THIS PERSON | 19 | Daughter | New Worker | Scotland |
| 75 | John Barry | 16 | Son | — | Scotland |
| 76 | Patrick Jr. Barry | 14 | Son | — | Scotland |
| 77 | Elizabeth Barry | 12 | Daughter | — | Scotland |
| 78 | Thomas Barry | 9 | Son | — | Scotland |
| 79 | Gerald Barry | 6 | Son | — | New Jersey |
| 80 | Teresa Barry | 3 | 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)