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John Mackey — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this John Mackey across the 1930 and 1940 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 9-person household.
Age 17
b. ~1913
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Mackey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Canada-English |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| Est. Birth Year | ~1913 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| James Mackey | Head | — | 52 | ~1878 |
| Ronald Mackey | Son | — | 15 | ~1915 |
| Annette Mackey | Daughter | — | 9 | ~1921 |
| Charles Mackey | Son | — | 7 | ~1923 |
| James Mackey | Son | — | 14 | ~1916 |
| Richard Mackey | Son | — | 12 | ~1918 |
| Mary Mackey | Other | — | 44 | ~1886 |
| John Mackey | Son | — | 17 | ~1913 |
| Frederick Mackey | Son | — | 10 | ~1920 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 17
Suffolk, Massachusetts · implied b. ~1913 — 9 household members
| Surname | Mackey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Canada-English |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Head, age 26
Suffolk-County, Massachusetts · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKay |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Occupation | Truck driver |
| Industry | Retail clothing store |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1500 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| 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 Mackey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mackey
Son · 1930 · age 17 · b. ~1913 · Massachusetts
★ You are viewing this record
Sibling
Richard Mackey
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Mackey
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ronald Mackey
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annette Mackey
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mackey
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Mackey
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 — Suffolk, Massachusetts
Open full size
1930 US Federal Census — Suffolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel951:0883)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louis Segal | 45 | Head | Proprietor | Russia |
| 2 | Sadie Segal | 40 | Wife-H | — | Russia |
| 3 | Joseph Segal | 18 | Son | — | Russia |
| 4 | Hyman Cohen | 50 | Head | Proprietor | Russia |
| 5 | Annie Cohen | 44 | Wife-H | — | Russia |
| 6 | Leo Cohen | 14 | Son | — | Indiana |
| 7 | Manuel Cohen | 12 | Son | — | Indiana |
| 8 | Roslyn Cohen | 8 | Daughter | — | Massachusetts |
| 9 | Edna Cohen | 6 | Daughter | — | Massachusetts |
| 10 | Ester Poderski | 70 | Boarder | — | Russia |
| 11 | Simon Salovitz | 65 | Boarder | — | Russia |
| 12 | William Gillaher | 36 | Head | Clerk | Massachusetts |
| 13 | Wanda Gillaher | 33 | Wife-H | — | Poland |
| 14 | Donald Gillaher | 12 | Son | — | Massachusetts |
| 15 | Elizabeth Gillaher | 10 | Daughter | — | Massachusetts |
| 16 | Paul Gillaher | 8 | Son | — | Massachusetts |
| 17 | Francis Gillaher | 5 | Son | — | Massachusetts |
| 18 | William Gillaher | 4 | Son | — | Massachusetts |
| 19 | James F. Mackey | 52 | Head | Machinist | Ireland |
| 20 | Mary Mackey | 44 | Wife-H | — | Canada-English |
| 21 | John Mackey THIS PERSON | 17 | Son | — | Massachusetts |
| 22 | Ronald Mackey | 15 | Son | — | Massachusetts |
| 23 | James M. Mackey | 14 | Son | — | Massachusetts |
| 24 | Richard Mackey | 12 | Son | — | Massachusetts |
| 25 | Frederick Mackey | 10 | Son | — | Massachusetts |
| 26 | Annette Mackey | 9 | Daughter | — | Massachusetts |
| 27 | Charles Mackey | 7 | Son | — | Massachusetts |
| 28 | Abraham Batrosky | 50 | Head | Tailor | Russia |
| 29 | Ethel Batrosky | 46 | Wife-H | — | Russia |
| 30 | Louis Batrosky | 22 | Son | Bookkeeper | Russia |
| 31 | Bessie Batrosky | 20 | Daughter | Bookkeeper | Massachusetts |
| 32 | Mary Batrosky | 12 | Daughter | — | Massachusetts |
| 33 | Barney Batrosky | 10 | Son | — | Massachusetts |
| 34 | Harry Batrosky | 9 | Son | — | Massachusetts |
| 35 | Elizabeth Batrosky | 23 | Boarder | — | Russia |
| 36 | Morris Lieberman | 48 | Head | Fruit Seller | Russia |
| 37 | Katie Lieberman | 48 | Wife-H | — | Russia |
| 38 | Edith Lieberman | 23 | Daughter | — | Massachusetts |
| 39 | James Lieberman | 18 | Son | — | Massachusetts |
| 40 | Samuel Shalk | 29 | Son-in-law | Chauffeur | Russia |
| 41 | Edith Shalk | 24 | Daughter | — | Massachusetts |
| 42 | Robert Shalk | 5 | Son | — | Massachusetts |
| 43 | Abraham Shenfield | 54 | Head | — | Russia |
| 44 | Harold Kratten | 73 | Boarder | — | Austria |
| 45 | Joseph Brenner | 62 | Head | Proprietor | Russia |
| 46 | Pearl Brenner | 60 | Wife-H | — | Russia |
| 47 | Max M. Brenner | 28 | Son | Checker | New York |
| 48 | Bessie Brenner | 27 | Daughter | Milliner | New Jersey |
| 49 | Edith Brenner | 25 | Daughter | Milliner | New York |
| 50 | Hyman Brenner | 17 | 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)