MC
Mary Corcoran — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Bronx, New York
Our Model Tree links this Mary Corcoran across the 1920 and 1930 US Censuses in Bronx, New York (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 9-person household.
Age 49
b. ~1881
Female
Spouse
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Bronx, New York |
| Surname | Corcoran |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Age at First Marriage | 21 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Bronx Borough |
| Est. Birth Year | ~1881 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| William Corcoran | Son | — | 19 | ~1911 |
| James Corcoran | Son | — | 26 | ~1904 |
| Francis Corcoran | Son | — | 15 | ~1915 |
| Agnes Corcoran | Daughter | — | 13 | ~1917 |
| Mary Corcoran | Spouse | — | 49 | ~1881 |
| Mary Corcoran | Daughter | — | 24 | ~1906 |
| Katherine Corcoran | Daughter | — | 22 | ~1908 |
| Lillian Corcoran | Daughter | — | 20 | ~1910 |
| William Corcoran | Head | — | 51 | ~1879 |
Census Appearances
1920
New York, …
Spouse, age 39
New York, New York · implied b. ~1881 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Corcoran |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1901 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Bronx, New …
Spouse, age 49
Bronx, New York · implied b. ~1881 — 9 household members
| Surname | Corcoran |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Age at First Marriage | 21 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Corcoran across 2 US Census years (1920 and 1930) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Corcoran
Spouse · 1930 · age 49 · b. ~1881 · New York
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Bronx, New York
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1930 US Federal Census — Bronx, New York
Page Contents
50 people indexed on this census page (ia:1930:newyorkcensus00reel1475:0369)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Milton Hoffman | 15 | Son | — | United States |
| 2 | Charles Hoffman | 12 | Son | — | United States |
| 3 | David Hoffman | 8 | Son | — | United States |
| 4 | Samuel Horowitz | 29 | Lodger | Mechanic | Germany |
| 5 | Samuel Feldman | 35 | Lodger | Baking | Russia |
| 6 | Sam Rosenfeld | 44 | Head | Baker | Russia |
| 7 | Dena Rosenfeld | 46 | Wife | — | Russia |
| 8 | Frances Rosenfeld | 20 | Daughter | Tel. Operator | Russia |
| 9 | Sam Rosenfeld | 18 | Son | — | Russia |
| 10 | Minnie Rosenfeld | 17 | Daughter | Clerk | Russia |
| 11 | Dorothy Rosenfeld | 15 | Daughter | — | United States |
| 12 | Jacob Rosenfeld | 12 | Son | — | United States |
| 13 | Sophie Rosenfeld | 11 | Daughter | — | United States |
| 14 | Max Rosenfeld | 8 | Son | — | United States |
| 15 | Paul Rubofski | 51 | Head | Painter | Russia |
| 16 | Mary Rubofski | 49 | Wife | — | Russia |
| 17 | Irving Rubofski | 21 | Son | — | United States |
| 18 | Ada Rubofski | 19 | Daughter | Stenographer | United States |
| 19 | Frieda Rubofski | 18 | Daughter | Stenographer | United States |
| 20 | Samuel Rubofski | 16 | Son | — | United States |
| 21 | Louis Diamond | 23 | Son-in-law | Embroidery | Russia |
| 22 | Anna Diamond | 23 | Wife | — | United States |
| 23 | Mandel Diamond | 2 | Son | — | United States |
| 24 | Aaron Rappaport | 35 | Head | Peddler | Russia |
| 25 | Lena Rappaport | 30 | Wife | — | Russia |
| 26 | Gertrude Berkman | 20 | Boarder | Saleslady | United States |
| 27 | William J. Corcoran | 51 | Head | Baggageman | Ireland |
| 28 | Mary Corcoran THIS PERSON | 49 | Wife | — | Ireland |
| 29 | James Corcoran | 26 | Son | Clerk | United States |
| 30 | Mary Corcoran | 24 | Daughter | Tel. Operator | United States |
| 31 | Katherine Corcoran | 22 | Daughter | Stenographer | United States |
| 32 | Lillian Corcoran | 20 | Daughter | Stenographer | United States |
| 33 | William Corcoran | 19 | Son | Laborer | United States |
| 34 | Francis Corcoran | 15 | Son | — | United States |
| 35 | Agnes Corcoran | 13 | Daughter | — | United States |
| 36 | Philip Buckhalter | 45 | Head | Dresses | Austria |
| 37 | Rose Buckhalter | 42 | Wife | — | Austria |
| 38 | Samuel Buckhalter | 20 | Son | Printer | United States |
| 39 | Bettie Buckhalter | 18 | Daughter | Bookkeeper | United States |
| 40 | Irving Buckhalter | 16 | Son | Cutter | United States |
| 41 | Charles Buckhalter | 15 | Son | — | United States |
| 42 | Silvia Buckhalter | 13 | Daughter | — | United States |
| 43 | Nathan Rine | 24 | Cousin | Buyer | Austria |
| 44 | Ida Kronberg | 62 | Head | — | Russia |
| 45 | Henry Kronberg | 35 | Son | Counterman | Russia |
| 46 | Nellie Kronberg | 22 | Daughter | Bookkeeper | Russia |
| 47 | Morris Stranzinski | 27 | Son-in-law | Laundry | United States |
| 48 | Edna Stranzinski | 26 | Wife | — | Russia |
| 49 | Morris Dankowitz | 45 | Head | Painter | Russia |
| 50 | Fannie Dankowitz | 43 | Wife | — | Russia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)