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John Mccormack — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Bronx, New York
Our Model Tree links this John Mccormack across the 1920, 1930 and 1940 US Censuses in Bronx, New York (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 3-person household.
Age 41
b. ~1889
Male
Head
Born: New York
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Bronx, New York |
| Surname | McCormack |
| Given Name | John F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 27 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Accountant |
| Industry | Medical Center |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 140 |
| Radio Set | R |
| Veteran | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Accountant |
| Township / Ward | New York City |
| Est. Birth Year | ~1889 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Mccormack | Head | — | 41 | ~1889 |
| Jeanette Mccormack | Other | — | 41 | ~1889 |
| John Mccormack | Son | — | 12 | ~1918 |
Census Appearances
1920
Bronx, New …
Head, age 31
Bronx, New York · implied b. ~1889 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormack |
| Given Name | John F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | Ireland |
| Occupation | Accountant |
| Industry | Professional |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Bronx, New …
Head, age 41
Bronx, New York · implied b. ~1889 — 3 household members
| Surname | McCormack |
| Given Name | John F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 27 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Accountant |
| Industry | Medical Center |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 140 |
| Radio Set | R |
| Veteran | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
Head, age 51
Bronx-County, New York · implied b. ~1889 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | John F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Bronx |
| Occupation | Superintendent |
| Industry | Hospital |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 5000 |
| Highest Grade | Hs 4 |
| 1935 Residence | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Mccormack across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Mccormack
Head · 1930 · age 41 · b. ~1889 · 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
Open full size
1930 US Federal Census — Bronx, New York
Page Contents
50 people indexed on this census page (ia:1930:newyorkcensus00reel1490:0994)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Edwin J Jr Wilson | 13 | Son | — | New York |
| 52 | Ralph Born | 30 | Head | Operator | New York |
| 53 | Nancy Born | 25 | Wife-H | — | New York |
| 54 | Michael Born | 6 | Son | — | New York |
| 55 | Percy Welbourne | 38 | Head | Supervisor | England |
| 56 | Christina Welbourne | 37 | Wife-H | — | Scotland |
| 57 | Anna Drucker | 58 | Head-H | — | Germany |
| 58 | Mathias Greene | 44 | Head | Vice President | New York |
| 59 | Margaret Greene | 45 | Wife-H | — | Scotland |
| 60 | Raymond Greene | 14 | Son | — | New York |
| 61 | John F Mccormack THIS PERSON | 41 | Head | Accountant | New York |
| 62 | Jeanette E Mccormack | 41 | Wife-H | — | Kansas |
| 63 | John Mccormack | 12 | Son | — | Massachusetts |
| 64 | Harold B Godsell | 38 | Head | Broker | New York |
| 65 | Grace Godsell | 31 | Wife-H | — | New York |
| 66 | Harold Jr Godsell | 11 | Son | — | Illinois |
| 67 | Lola Godsell | 8 | Daughter | — | New York |
| 68 | Andrew Davlin | 49 | Head | Manager | Michigan |
| 69 | Virginia Davlin | 23 | Wife-H | — | New York |
| 70 | Andrew Jr Davlin | 1 | Son | — | New York |
| 71 | Monica O'Neill | 19 | Servant | Chambermaid | England |
| 72 | John Thomson | 34 | Head | Accountant | Scotland |
| 73 | Henrietta Thomson | 34 | Wife-H | — | Scotland |
| 74 | Lewis S Reitz | 35 | Head | Broker | New York |
| 75 | Mary A Reitz | 34 | Wife-H | — | New York |
| 76 | Albert Reitz | 8 | Son | — | New York |
| 77 | Samuel L Kutner | 31 | Head | Salesman | Russia |
| 78 | Sadie Kutner | 24 | Wife-H | — | New York |
| 79 | Lawrence W Garrard | 30 | Head | Salesman | Pennsylvania |
| 80 | Edna Garrard | 29 | Wife-H | — | New Jersey |
| 81 | George Snyder | 42 | Head | Superintendent | Germany |
| 82 | Anna Snyder | 29 | Wife-H | — | Germany |
| 83 | Otto L Bertelsen | 53 | Head | Builder | Norway |
| 84 | Sofie Bertelsen | 51 | Wife-H | — | Norway |
| 85 | Otto C Bertelsen | 25 | Son | Salesman | New York |
| 86 | Josephine Bertelsen | 22 | Daughter | — | New York |
| 87 | Ralph Bertelsen | 19 | Son | — | New York |
| 88 | Maud Hennion | 47 | Head-H | — | Tennessee |
| 89 | William H Fuller | 30 | Servant | Chauffeur | Minnesota |
| 90 | Helen Fuller | 29 | Servant | — | New York |
| 91 | William H Jr Fuller | 6 | Son | — | California |
| 92 | Alexander C Dick | 36 | Head | Attorney | Mississippi |
| 93 | Dorothy Dick | 36 | Wife-H | — | Ohio |
| 94 | Charles Dick | 7 | Son | — | Ohio |
| 95 | Hugh C White | 32 | Servant | Houseman | Ohio |
| 96 | Lullaby White | 32 | Servant | Housemaid | Mississippi |
| 97 | George C Wood | 52 | Head | Teacher | New York |
| 98 | Adelaide S Wood | 52 | Wife-H | — | New York |
| 99 | Morris Machel | 47 | Head | Salesman | New York |
| 100 | Claudine Machel | 46 | Wife-H | Director | Maryland |
Related Census Records
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)