JM
John Maguire — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this John Maguire across the 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 8-person household.
Age 13
b. ~1917
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Maguire |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Age at First Marriage | 13 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Melrose City |
| Est. Birth Year | ~1917 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lillian Maguire | Spouse | — | 40 | ~1890 |
| Francis Maguire | Daughter | — | 9 | ~1921 |
| James Maguire | Son | — | 16 | ~1914 |
| Anne Maguire | Daughter | — | 7 | ~1923 |
| Lillian Maguire | Daughter | — | 14 | ~1916 |
| James Maguire | Head | — | 45 | ~1885 |
| John Maguire | Son | — | 13 | ~1917 |
| Ruth Maguire | Daughter | — | 11 | ~1919 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 2
Middlesex, Massachusetts · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maguire |
| Given Name | John J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 13
Middlesex, Massachusetts · implied b. ~1917 — 8 household members
| Surname | Maguire |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Age at First Marriage | 13 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Maguire across 2 US Census years (1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
John Maguire
Son · 1930 · age 13 · b. ~1917 · Massachusetts
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Sibling
Francis Maguire
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anne Maguire
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Maguire
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Maguire
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Maguire
Sibling · 1930 · 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
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel925:0674)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Regina Pinkney | 10 | Daughter | — | Massachusetts |
| 2 | Bertha Pinkney | 8 | Daughter | — | Massachusetts |
| 3 | Dorothy Pinkney | 5 | Daughter | — | Massachusetts |
| 4 | Robert Pinkney | 3 | Son | — | Massachusetts |
| 5 | Barbara Pinkney | 1 | Daughter | — | Massachusetts |
| 6 | Irene V. Bennett | 16 | Lodger | Waitress | Massachusetts |
| 7 | Benjamin Wismick | 40 | Head | Junk Dealer | Russia |
| 8 | Lillian Wismick | 40 | Wife | — | Russia |
| 9 | Irving Wismick | 15 | Son | — | Massachusetts |
| 10 | Gertrude Wismick | 13 | Daughter | — | Massachusetts |
| 11 | Alfred Wilson | 34 | Head | Proprietor | Massachusetts |
| 12 | Maud Wilson | 40 | Wife | — | Massachusetts |
| 13 | Irene James | 17 | Stepdaughter | — | Massachusetts |
| 14 | Vivian B. Wilson | 7 | Daughter | — | Massachusetts |
| 15 | Lester B. Wilson | 5 | Son | — | Massachusetts |
| 16 | Louis Comeau | 44 | Head | Carpenter | Nova Scotia |
| 17 | Mary A. Comeau | 44 | Wife | — | Nova Scotia |
| 18 | Mary G. Comeau | 17 | Daughter | Packer | Massachusetts |
| 19 | Harold L. Comeau | 14 | Son | — | Massachusetts |
| 20 | Dorothy E. Comeau | 12 | Daughter | — | Massachusetts |
| 21 | Richard Comeau | 3 | Son | — | Massachusetts |
| 22 | Thomas E. Comeau | 1 | Son | — | Massachusetts |
| 23 | James Maguire | 45 | Head | Foreman | Massachusetts |
| 24 | Lillian M. Maguire | 40 | Wife | — | Massachusetts |
| 25 | James Maguire | 16 | Son | — | Massachusetts |
| 26 | Lillian C. Maguire | 14 | Daughter | — | Massachusetts |
| 27 | John J. Maguire THIS PERSON | 13 | Son | — | Massachusetts |
| 28 | Ruth T. Maguire | 11 | Daughter | — | Massachusetts |
| 29 | Francis M. Maguire | 9 | Daughter | — | Massachusetts |
| 30 | Anne Maguire | 7 | Daughter | — | Massachusetts |
| 31 | John Wilson | 70 | Head | Car Inspector | Newfoundland |
| 32 | Mary Wilson | 63 | Wife | — | Canada-English |
| 33 | Samuel Wilson | 72 | Brother | — | Newfoundland |
| 34 | John J. Wilson | 36 | Son | Laborer | Massachusetts |
| 35 | Elizabeth Wilson | 24 | Daughter-in-law | Bookkeeper | Massachusetts |
| 36 | Albert Corbett | 57 | Head | Electrician | Newfoundland |
| 37 | Mary E. Corbett | 41 | Wife | — | Nova Scotia |
| 38 | Irving J. Corbett | 15 | Son | — | Massachusetts |
| 39 | Richard D. Corbett | 13 | Son | — | Massachusetts |
| 40 | Agnes Corbett | 78 | Mother | — | Newfoundland |
| 41 | Samuel J. Wilson | 40 | Head | Car Inspector | Massachusetts |
| 42 | Grace E. Wilson | 41 | Wife | — | Massachusetts |
| 43 | Mildred F. Wilson | 17 | Daughter | — | Massachusetts |
| 44 | Emma J. Wilson | 14 | Daughter | — | Massachusetts |
| 45 | Helen Ann Wilson | 12 | Daughter | — | Massachusetts |
| 46 | Fred D. Wilson | 46 | Head | Painter | Massachusetts |
| 47 | Ethel G. Wilson | 45 | Wife | — | Massachusetts |
| 48 | George E. Wilson | 24 | Son | Painter | Massachusetts |
| 49 | Richard L. Wilson | 21 | Son | Laborer | Massachusetts |
| 50 | Blanche Wilson | 18 | Daughter | — | Massachusetts |
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)