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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.~1925), then head of a 11-person household.
Age 15
b. ~1925
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Maguire |
| Given Name | Mary F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | So. Orange |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Highest Grade | H 1 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | So Orange |
| Est. Birth Year | ~1925 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ann Maguire | Daughter | — | 12 | ~1928 |
| Winefred Maguire | Daughter | — | 10 | ~1930 |
| Kathleen Maguire | Daughter | — | 6 | ~1934 |
| Paul Maguire | Son | — | 1 | ~1939 |
| Mary Maguire | Daughter | — | 15 | ~1925 |
| Frank Maguire | Head | — | 41 | ~1899 |
| Frances Maguire | Spouse | — | 37 | ~1903 |
| Clair Maguire | Daughter | — | 8 | ~1932 |
| James Maguire | Son | — | 9 | ~1931 |
| Regina Maguire | Daughter | — | 4 | ~1936 |
| Frank Maguire | Son | — | 14 | ~1926 |
Census Appearances
1930
Essex, New …
Daughter, age 4
Essex, New Jersey · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maguire |
| Given Name | Mary F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Daughter, age 15
Essex-County, New Jersey · implied b. ~1925 — 11 household members
| Surname | Maguire |
| Given Name | Mary F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | So. Orange |
| 1935 Residence (County) | Essex |
| Highest Grade | H 1 |
| 1935 Residence | Same House |
| 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.
Show:
This person
Anchor record
Mary Maguire
Daughter · 1940 · age 15 · b. ~1925 · New Jersey
★ You are viewing this record
Sibling
Kathleen Maguire
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ann Maguire
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Regina Maguire
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Maguire
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Maguire
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Winefred Maguire
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clair Maguire
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Maguire
Sibling · 1940 · age 14
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
39 people indexed on this census page (nara:1940:m-t0627-02340-00375)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Paul G. Herkart | 26 | Son | Engineer | New Jersey |
| 42 | Elfrieda Herkart | 23 | Daughter | Teacher | New Jersey |
| 43 | Howard Memory | 44 | Head | Supervisor | New York |
| 44 | Helen Memory | 36 | Wife | — | New Jersey |
| 45 | Charles A. Gehrie | 62 | Head | Craftsman | New Jersey |
| 46 | Lydia A. Gehrie | 57 | Wife | — | New Jersey |
| 47 | George E. Atkins | 39 | Son-in-law | Executive | Ohio |
| 48 | Helen Atkins | 34 | Daughter | — | New Jersey |
| 49 | Jacob Ziegler | 59 | Head | — | New York |
| 50 | Mary B. Ziegler | 57 | Wife | — | New York |
| 51 | Marie Ziegler | 31 | Daughter | Secretary | New York |
| 52 | John P. Ziegler | 29 | Son | Lathe Hand | New Jersey |
| 53 | Francis M. Ziegler | 26 | Son | Accountant | New Jersey |
| 54 | Edward B. Reynolds | 36 | Head | Trucker | New Jersey |
| 55 | Eva A. Reynolds | 36 | Wife | — | Vermont |
| 56 | Patricia Reynolds | 5 | Daughter | — | New Jersey |
| 57 | Barbara Reynolds | 3 | Daughter | — | New Jersey |
| 59 | Russell A. Tonks | 40 | Head | Salesman | New Jersey |
| 60 | Freda Tonks | 38 | Wife | — | New Jersey |
| 61 | Harry Tonks | 20 | Son | — | New Jersey |
| 62 | Russell Tonks | 17 | Son | Clerk | New Jersey |
| 63 | Charles Tonks | 14 | Son | — | New Jersey |
| 64 | Auerlie Tonks | 13 | Daughter | — | New Jersey |
| 65 | Arthur J. Hardt | 57 | Head | Executive | New Jersey |
| 66 | Edna C. Hardt | 51 | Wife | — | New Jersey |
| 67 | Charlotte Hardt | 23 | Daughter | — | New Jersey |
| 68 | Lillian Turner | 28 | Maid | Housemaid | New Jersey |
| 69 | Frank Maguire | 41 | Head | Factorer | New Jersey |
| 70 | Frances Maguire | 37 | Wife | — | New York |
| 71 | Mary F. Maguire THIS PERSON | 15 | Daughter | — | New Jersey |
| 72 | Frank Jr. Maguire | 14 | Son | — | New Jersey |
| 73 | Ann Maguire | 12 | Daughter | — | New Jersey |
| 74 | Winefred Maguire | 10 | Daughter | — | New Jersey |
| 75 | James Maguire | 9 | Son | — | New Jersey |
| 76 | Clair Maguire | 8 | Daughter | — | New Jersey |
| 77 | Kathleen Maguire | 6 | Daughter | — | New Jersey |
| 78 | Regina Maguire | 4 | Daughter | — | New Jersey |
| 79 | Paul Maguire | 1 | Son | — | New Jersey |
| 80 | John C. Brady | 65 | Head | — | New York |
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)