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Mary Maguire — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this Mary Maguire across the 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 9-person household.
Age 11
b. ~1929
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Maguire |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Nutley |
| Est. Birth Year | ~1929 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Gloria Maguire | Daughter | — | 6 | ~1934 |
| Margaret Maguire | Daughter | — | 2 | ~1938 |
| Charles Maguire | Head | — | 34 | ~1906 |
| Mary Maguire | Spouse | — | 29 | ~1911 |
| Rose Maguire | Daughter | — | 10 | ~1930 |
| Patricia Maguire | Daughter | — | 4 | ~1936 |
| Marlene Maguire | Daughter | — | 7 | ~1933 |
| Joan Maguire | Daughter | — | 9 | ~1931 |
| Mary Maguire | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Essex, New …
Daughter, age 1
Essex, New Jersey · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maguire |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Daughter, age 11
Essex-County, New Jersey · implied b. ~1929 — 9 household members
| Surname | Maguire |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark |
| 1935 Residence (County) | Essex |
| Highest Grade | No 6 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Maguire across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Maguire
Daughter · 1940 · age 11 · b. ~1929 · New Jersey
★ You are viewing this record
Sibling
Margaret Maguire
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Maguire
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gloria Maguire
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Maguire
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Maguire
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marlene Maguire
Sibling · 1940 · age 7
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
1940 US Federal Census — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02338-00661)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Clarke | 76 | Father | Caretaker | New York |
| 42 | Maria Clarke | 71 | Mother | — | England |
| 43 | Charles Maguire | 34 | Head | Inspector | New Jersey |
| 44 | Mary Maguire | 29 | Wife | — | New Jersey |
| 45 | Mary J. Maguire THIS PERSON | 11 | Daughter | — | New Jersey |
| 46 | Rose M. Maguire | 10 | Daughter | — | New Jersey |
| 47 | Joan Maguire | 9 | Daughter | — | New Jersey |
| 48 | Marlene Maguire | 7 | Daughter | — | New Jersey |
| 49 | Gloria Maguire | 6 | Daughter | — | New Jersey |
| 50 | Patricia Maguire | 4 | Daughter | — | New Jersey |
| 51 | Margaret Maguire | 2 | Daughter | — | New Jersey |
| 52 | Ruby Hutchinson | 66 | Head | — | Scotland |
| 53 | Samuel Hutchinson | 27 | Son | Engraver | New Jersey |
| 54 | Helen Hutchinson | 21 | Daughter | — | New Jersey |
| 55 | Robert Hutchinson | 40 | Head | Engraver | Rhode Island |
| 56 | Elvera Hutchinson | 41 | Wife | — | Ohio |
| 57 | Robert Hutchinson | 15 | Son | — | New Jersey |
| 58 | Bernon Hutchinson | 15 | Son | — | New Jersey |
| 59 | Thomas Montgomery | 57 | Head | Chief Clerk | New Jersey |
| 60 | Sophia Montgomery | 58 | Wife | — | New Jersey |
| 61 | John Clarke | 60 | Head | Clerk | New York |
| 62 | Mabel Clarke | 60 | Wife | — | New York |
| 63 | Arthur Smith | 31 | Son-in-law | Clerk | New Jersey |
| 64 | Dorothy Smith | 30 | Daughter | — | New York |
| 65 | Kathleen Smith | 6 | Granddaughter | — | New Jersey |
| 66 | Dorothy Smith | 5 | Granddaughter | — | New Jersey |
| 67 | Mark Smith | 3 | Granddaughter | — | New Jersey |
| 68 | Dennis Smith | 2 | Grandson | — | New Jersey |
| 69 | James Van Gieson | 49 | Head | Salesman | New Jersey |
| 70 | Clara Van Gieson | 29 | Wife | Clerk | Pennsylvania |
| 71 | Harry Sentner | 34 | Head | Draftsman | New Jersey |
| 72 | Ruth Sentner | 29 | Wife | — | New Jersey |
| 73 | Maryanne Sentner | 6 | Daughter | — | New Jersey |
| 74 | Henry Sentner | 4 | Son | — | New Jersey |
| 75 | Jane Sentner | 2 | Daughter | — | New Jersey |
| 76 | Sentner | 0 | Daughter | — | New Jersey |
| 77 | Walter Woodford | 36 | Head | Salesman | New Jersey |
| 78 | Jane Woodford | 35 | Wife | — | New Jersey |
| 79 | Irwin Smith | 47 | Head | Artist | New York |
| 80 | Mildred Smith | 39 | Wife | Artist | New York |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)