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Margaret Mccormick — 1930 US Census Record
Linked across censuses1930 United States Federal Census · New York, New York
Our Model Tree links this Margaret Mccormick across the 1930 and 1940 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a daughter (b.~1912), then head of a 9-person household.
Age 18
b. ~1912
Female
Daughter
Born: New York
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | New York, New York |
| Surname | McCormick |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Typist |
| Industry | Insurance Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Typist |
| Township / Ward | New York City |
| Est. Birth Year | ~1912 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Marion Mccormick | Daughter | — | 12 | ~1918 |
| Helen Mccormick | Daughter | — | 24 | ~1906 |
| John Mccormick | Son | — | 8 | ~1922 |
| Rita Mccormick | Daughter | — | 10 | ~1920 |
| Margaret Mccormick | Head | — | 50 | ~1880 |
| Joseph Mccormick | Son | — | 15 | ~1915 |
| Thomas Mccormick | Son | — | 22 | ~1908 |
| Margaret Mccormick | Daughter | — | 18 | ~1912 |
| Catherine Mccormick | Daughter | — | 26 | ~1904 |
Census Appearances
1930
New York, …
Daughter, age 18
New York, New York · implied b. ~1912 — 9 household members
| Surname | McCormick |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Typist |
| Industry | Insurance Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
New-York-County, New …
Spouse, age 28
New-York-County, New York · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormack |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York County |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| 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 Margaret Mccormick across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Mccormick
Daughter · 1930 · age 18 · b. ~1912 · New York
★ You are viewing this record
Sibling
Joseph Mccormick
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Mccormick
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Mccormick
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mccormick
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mccormick
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mccormick
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Mccormick
Sibling · 1930 · age 10
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
1930 US Federal Census — New York, New York
Open full size
1930 US Federal Census — New York, New York
Page Contents
50 people indexed on this census page (ia:1930:newyorkcensus00reel1551:0702)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | James | 37 | Lodger | Chauffeur | Ireland |
| 52 | John | 42 | Lodger | Butler | Ireland |
| 53 | Patrick | 33 | Lodger | Houseman | Ireland |
| 54 | Mary | 35 | Lodger | Cook | Ireland |
| 55 | Bridget | 30 | Lodger | Housemaid | Ireland |
| 56 | Margaret | 28 | Lodger | Housemaid | Ireland |
| 57 | Kathleen | 26 | Lodger | Laundress | Ireland |
| 58 | Eileen | 24 | Lodger | Kitchenmaid | Ireland |
| 59 | James Connor | 38 | Head | Chauffeur | Ireland |
| 60 | Susan Connor | 35 | Wife | — | Ireland |
| 61 | Helen Connor | 10 | Daughter | — | New York |
| 62 | Mary Connor | 1 | Daughter | — | New York |
| 63 | Patrick Connor | 32 | Head | Laborer | Ireland |
| 64 | Emily Connor | 27 | Wife | — | Ireland |
| 65 | Mary Connor | 0 | Daughter | — | New York |
| 66 | Thomas Connor | 2 | Son | — | New York |
| 67 | James Connor | 3 | Son | — | New York |
| 68 | John Connor | 4 | Son | — | New York |
| 69 | Margaret Mccormick | 50 | Head | Cleaner | New York |
| 70 | Catherine Mccormick | 26 | Daughter | Clerk | New York |
| 71 | Helen Mccormick | 24 | Daughter | Stenographer | New York |
| 72 | Thomas Mccormick | 22 | Son | Clerk | New York |
| 73 | Margaret Mccormick THIS PERSON | 18 | Daughter | Typist | New York |
| 74 | Joseph Mccormick | 15 | Son | — | New York |
| 75 | Marion Mccormick | 12 | Daughter | — | New York |
| 76 | Rita Mccormick | 10 | Daughter | — | New York |
| 77 | John Mccormick | 8 | Son | — | New York |
| 78 | Owen Gallagher | 35 | Head | Fireman | Ireland |
| 79 | Patrick Gallagher | 30 | Brother | Laborer | Ireland |
| 80 | Mary Gallagher | 28 | Sister | Cook | Ireland |
| 81 | James Gallagher | 22 | Brother | Laborer | Ireland |
| 82 | Susan Reilly | 50 | Head | Manager | Ireland |
| 83 | Thomas Reilly | 21 | Son | Clerk | New York |
| 84 | Theodore Morgan | 56 | Head | Chef | France |
| 85 | Elizabeth Morgan | 51 | Wife | — | Germany |
| 86 | Melody Morgan | 21 | Son | Musician | New York |
| 87 | Linda Morgan | 18 | Daughter | Cashier | New York |
| 88 | Mark Hood | 41 | Head | Painter | Scotland |
| 89 | Mary Hood | 41 | Wife | — | Scotland |
| 90 | Mary Hood | 16 | Daughter | Typist | New York |
| 91 | Mark Hood | 13 | Son | — | New York |
| 92 | Helen Hood | 10 | Daughter | — | New York |
| 93 | David Hood | 7 | Son | — | New York |
| 94 | Bridget Reilly | 45 | Head | Chambermaid | Ireland |
| 95 | Delia Reilly | 43 | Sister | Cook | Ireland |
| 96 | Margaret Reilly | 35 | Sister | Laundress | Ireland |
| 97 | Eugene Ryan | 41 | Head | Dispatcher | New York |
| 98 | Catherine Ryan | 40 | Wife | — | Ireland |
| 99 | Mary Ryan | 8 | Daughter | — | New York |
| 100 | John Ryan | 5 | Son | — | 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)