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Mary Mulligan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Kings, New York
Our Model Tree links this Mary Mulligan across the 1920, 1930 and 1940 US Censuses in Kings, New York (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 4-person household.
Age 60
b. ~1870
Female
Head
Born: Ireland
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Kings, New York |
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Year of Immigration | 1884 |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 18 |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Brooklyn Boro Brooklyn |
| Est. Birth Year | ~1870 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Walter Mulligan | Son | — | 25 | ~1905 |
| Edward Mulligan | Son | — | 31 | ~1899 |
| Mary Mulligan | Head | — | 60 | ~1870 |
| Joseph Mulligan | Son | — | 21 | ~1909 |
Census Appearances
1920
Kings, New …
Head, age 48
Kings, New York · implied b. ~1872 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mulligan |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Eng |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1887 |
| Birthplace (normalized) | ireland |
1930
Kings, New …
Head, age 60
Kings, New York · implied b. ~1870 — 4 household members
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Year of Immigration | 1884 |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 18 |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Queens-County, New …
Head, age 69
Queens-County, New York · implied b. ~1871
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Mulligan |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 69 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| 1935 Residence (City) | Queens Borough |
| 1935 Residence (County) | Queens |
| Naturalization Status | Naturalized |
| Industry | H |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| 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 Mulligan 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 Mulligan
Head · 1930 · age 60 · b. ~1870 · 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 — Kings, New York
Open full size
1930 US Federal Census — Kings, New York
Page Contents
50 people indexed on this census page (ia:1930:newyorkcensus00reel1512:0684)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Lazeney | 52 | Wife | — | New York |
| 2 | Joseph Lazeney | 22 | Son | Hardware | New York |
| 3 | Margaret Lazeney | 19 | Daughter | Bank | New York |
| 4 | Elizabeth Lazeney | 17 | Daughter | — | New York |
| 5 | Catherine Lazeney | 15 | Daughter | — | New York |
| 6 | Mary Mulligan THIS PERSON | 60 | Head | — | Ireland |
| 7 | Edward Mulligan | 31 | Son | Carrier | New York |
| 8 | Walter Mulligan | 25 | Son | Clerk | New York |
| 9 | Joseph Mulligan | 21 | Son | Clerk | New York |
| 10 | John Cunningham | 60 | Head | — | Ireland |
| 11 | Mary Cunningham | 58 | Wife | — | Ireland |
| 12 | James Cunningham | 28 | Son | Clerk | New York |
| 13 | John Cunningham | 26 | Son | Clerk | New York |
| 14 | William Cunningham | 24 | Son | Clerk | New York |
| 15 | John Doran | 35 | Head | Policeman | New York |
| 16 | Mary Doran | 31 | Wife | — | New York |
| 17 | Elizabeth Clarke | 60 | Boarder | Clerk | New York |
| 18 | Elizabeth Fink | 64 | Head | — | New York |
| 19 | Florence Fink | 34 | Daughter | Dress Maker | New York |
| 20 | Margaret Fink | 32 | Daughter | Milliner | New York |
| 21 | Mary M. Mckenney | 70 | Head | Recorder | Pennsylvania |
| 22 | Joseph Farrell | 33 | Head | — | Indiana |
| 23 | Gladys Farrell | 2 | Daughter | — | Virginia |
| 24 | John Magdalin | 37 | Head | Musician | Germany |
| 25 | Irene Magdalin | 30 | Wife | — | New York |
| 26 | Frank Knight | 44 | Head | Musician | England |
| 27 | Edith Knight | 42 | Wife | — | Massachusetts |
| 28 | Arthur Briten | 37 | Head | Carpenter | England |
| 29 | Lily M. Briten | 36 | Wife | Teacher | New York |
| 30 | Mary Hubbard | 63 | Head | Social Worker | Indiana |
| 31 | Ada Greenaway | 63 | Head | Social Worker | New York |
| 32 | Charles Seaman | 52 | Head | Inspector | New York |
| 33 | Hilda Seaman | 45 | Wife | — | New York |
| 34 | Raymond Seaman | 18 | Son | — | New York |
| 35 | Alice Seaman | 14 | Daughter | Secretary | New York |
| 36 | Earl Fowler | 52 | Head | Pipe Engineer | Massachusetts |
| 37 | Charlotte Fowler | 50 | Wife | Bookkeeper | New York |
| 38 | Joseph Mayer | 30 | Head | Musician | New Jersey |
| 39 | Alice Mayer | 29 | Wife | — | New York |
| 40 | Alyse Mayer | 2 | Daughter | — | New York |
| 41 | Ada Shaw | 70 | Head | — | New York |
| 42 | Sadie Shaw | 40 | Daughter | — | New York |
| 43 | James Clarity | 60 | Head | Tapper | New York |
| 44 | Mary Clarity | 58 | Wife | — | New York |
| 45 | Susan M. Clarity | 29 | Daughter | — | New York |
| 46 | Johnson Smith | 69 | Head | Salesman | New York |
| 47 | Blanche Smith | 67 | Sister | — | New York |
| 48 | Prosper Dandart | 43 | Head | Musician | Tennessee |
| 49 | Margaret Dandart | 40 | Wife | — | New Jersey |
| 50 | Prosper Jr. Dandart | 11 | Son | — | Pennsylvania |
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)