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John Mccormick — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Kings, New York
Our Model Tree links this John Mccormick across the 1910, 1920, 1930 and 1940 US Censuses in Kings, New York (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 5-person household.
Age 60
b. ~1870
Male
Head
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Kings, New York |
| Surname | McCormick |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1895 |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Engineer |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Irish |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Engineer |
| Township / Ward | Brooklyn Borough |
| 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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Mccormick | Daughter | — | 30 | ~1900 |
| Minnie Mccormick | Daughter | — | 28 | ~1902 |
| Margaret Little | Daughter | — | 27 | ~1903 |
| John Mccormick | Head | — | 60 | ~1870 |
| Annie Mccormick | Other | — | 60 | ~1870 |
Census Appearances
1910
Kings, New …
Head, age 43
Kings, New York · implied b. ~1867 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormack |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 2 |
| Year of Immigration | 1887 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Gas pipe fitter |
| Industry | On Streets |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Kings, New …
Head, age 52
Kings, New York · implied b. ~1868 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1885 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Towerman |
| Industry | Locomotive W |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Kings, New …
Head, age 60
Kings, New York · implied b. ~1870 — 5 household members
| Surname | McCormick |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1895 |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Engineer |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Irish |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Queens-County, New …
Other, age 71
Queens-County, New York · implied b. ~1869 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormack |
| Given Name | John |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 71 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| 1935 Residence (City) | Jamaica |
| 1935 Residence (County) | Queens |
| Naturalization Status | First papers filed |
| Occupation | Retired |
| Income (1939) | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Same house |
| 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 John Mccormick across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Mccormick
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:newyorkcensus00reel1518:0340)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Theresa Tabinsky | 26 | Wife-H | — | Lithuania |
| 52 | Dora Tabinsky | 9 | Daughter | — | New York |
| 53 | Helen Tabinsky | 8 | Daughter | — | New York |
| 54 | Michael Tabinsky | 3 | Son | — | New York |
| 55 | Peter Tabinsky | 1 | Son | — | New York |
| 56 | Frederick Vicking | 64 | Head | Cutter | France |
| 57 | Mary Vicking | 54 | Wife-H | — | Pennsylvania |
| 58 | Catherine Rauchfuss | 34 | Daughter | Operator | New York |
| 59 | Philip Vicking | 29 | Son | Operator | New York |
| 60 | George Rauchfuss | 8 | Gr. Son | — | New York |
| 61 | Frank Evanabskas | 34 | Head | Street Clean | Lithuania |
| 62 | Adell Evanabskas | 26 | Wife-H | — | Scotland |
| 63 | Frank Evanabskas | 7 | Son | — | New York |
| 64 | Walter Evanabskas | 5 | Son | — | New York |
| 65 | Jesse Carbone | 51 | Head | Proprietor | Italy |
| 66 | Louise Carbone | 50 | Wife-H | — | Italy |
| 67 | Thomas Carbone | 25 | Son | Broker | New York |
| 68 | Philip Carbone | 22 | Son | Broker | New York |
| 69 | Rose Carbone | 21 | Daughter | — | United States |
| 70 | Mary Carbone | 21 | Daughter | Cashier | New York |
| 71 | Frank Carbone | 20 | Son | Proprietor | New York |
| 72 | Annie Carbone | 18 | Daughter | — | New York |
| 73 | Rosalie Carbone | 8 | Daughter | — | New York |
| 74 | Louis Frosso | 27 | Head | Chauffeur | New York |
| 75 | Rose Frosso | 22 | Wife-H | — | New York |
| 76 | John Mccormick THIS PERSON | 60 | Head | Engineer | Ireland |
| 77 | Annie Mccormick | 60 | Wife-H | — | Ireland |
| 78 | Elizabeth Mccormick | 30 | Daughter | Millinery | New York |
| 79 | Minnie Mccormick | 28 | Daughter | — | New York |
| 80 | Margaret Little | 27 | Daughter | Milliner | New York |
| 81 | David Leipper | 37 | Head | Proprietor | Austria |
| 82 | Ethel Leipper | 31 | Wife-H | — | New York |
| 83 | Bernet Leipper | 9 | Son | — | New York |
| 84 | Irwin Leipper | 6 | Son | — | New York |
| 85 | Benjamin Cherson Sky | 50 | Head | Proprietor | Austria |
| 86 | Jennie Cherson Sky | 44 | Wife-H | — | Russia |
| 87 | Freda Cherson Sky | 18 | Daughter | Stenographer | New York |
| 88 | William Cherson Sky | 14 | Son | — | New Jersey |
| 89 | Nat Mass | 25 | Head | Proprietor | New York |
| 90 | Sarah Mass | 24 | Wife-H | — | New York |
| 91 | Howard Mass | 2 | Son | — | New York |
| 92 | Max Krasnoff | 57 | Head | Proprietor | Russia |
| 93 | Minnie Krasnoff | 50 | Wife-H | — | Russia |
| 94 | Ray Krasnoff | 20 | Daughter | Bookkeeper | New York |
| 95 | Jack Guttenberg | 54 | Head | Proprietor | England |
| 96 | Esther Guttenberg | 46 | Wife-H | — | Russia |
| 97 | Mildred Guttenberg | 16 | Daughter | — | New York |
| 98 | Harry Schwartz | 55 | Head | Proprietor | Russia |
| 99 | Lena Schwartz | 52 | Wife-H | — | Russia |
| 100 | Samuel Schwartz | 31 | Son | Salesman | New York |
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)