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John Mcpherson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this John Mcpherson across the 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 8-person household.
Age 15
b. ~1915
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | McPherson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Cambridge City |
| Est. Birth Year | ~1915 |
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 |
|---|---|---|---|---|
| John Mcpherson | Son | — | 20 | ~1910 |
| Dorothy Mcpherson | Daughter | — | 20 | ~1910 |
| John Mcpherson | Son | — | 15 | ~1915 |
| John Mcpherson | Head | — | 57 | ~1873 |
| Mildred Mcpherson | Daughter | — | 20 | ~1910 |
| Donald Mcpherson | Son | — | 12 | ~1918 |
| Gertrude Mcpherson | Daughter | — | 17 | ~1913 |
| Mary Mcpherson | Spouse | — | 51 | ~1879 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 15
Middlesex, Massachusetts · implied b. ~1915 — 8 household members
| Surname | McPherson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Norfolk-County, Massachusetts
Other, age 25
Norfolk-County, Massachusetts · implied b. ~1915 — 40 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | MacPherson |
| Given Name | John A. |
| Relationship to Head | Employee |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Quincy |
| 1935 Residence (County) | Norfolk |
| Occupation | Attendant |
| Industry | State Hospital |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 500 |
| Highest Grade | No 8 |
| 1935 Residence | Massachusetts |
| 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 Mcpherson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mcpherson
Son · 1930 · age 15 · b. ~1915 · Massachusetts
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Sibling
Mildred Mcpherson
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Mcpherson
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Mcpherson
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcpherson
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Mcpherson
Sibling · 1930 · age 17
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:1930:15thcensuspopula917unit:0102)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Dempsey | 57 | Head | Conductor | Massachusetts |
| 2 | Helen Dempsey | 57 | Wife | — | Massachusetts |
| 3 | John Dempsey | 25 | Son | — | Massachusetts |
| 4 | Frank Dempsey | 23 | Son | — | Massachusetts |
| 5 | Edward Dempsey | 21 | Son | — | Massachusetts |
| 6 | John Mcpherson | 57 | Head | Superintendent | Connecticut |
| 7 | Mary Mcpherson | 51 | Wife | — | Massachusetts |
| 8 | John Mcpherson | 20 | Son | Chauffeur | Massachusetts |
| 9 | Dorothy Mcpherson | 20 | Daughter | Stenographer | Massachusetts |
| 10 | Mildred Mcpherson | 20 | Daughter | Clerk | Massachusetts |
| 11 | Gertrude Mcpherson | 17 | Daughter | — | Massachusetts |
| 12 | John Mcpherson THIS PERSON | 15 | Son | — | Massachusetts |
| 13 | Donald Mcpherson | 12 | Son | — | Massachusetts |
| 14 | Thomas Leary | 38 | Head | Salesman | Massachusetts |
| 15 | Florence Leary | 31 | Wife | — | Rhode Island |
| 16 | Thomas Leary | 7 | Son | — | Massachusetts |
| 17 | Robert Leary | 5 | Son | — | Massachusetts |
| 18 | Francis Leary | 3 | Daughter | — | Massachusetts |
| 19 | John Leary | 1 | Son | — | Massachusetts |
| 20 | George Gardner | 43 | Head | Fireman | Maine |
| 21 | Mae Gardner | 42 | Wife | — | Newfoundland |
| 22 | John Donlan | 42 | Head | Foreman | Massachusetts |
| 23 | Helen Donlan | 41 | Wife | — | New York |
| 24 | Thomas Donlan | 18 | Son | — | Massachusetts |
| 25 | Mary Donlan | 17 | Daughter | — | Massachusetts |
| 26 | James Mckenna | 46 | Head | Coal Dealer | Massachusetts |
| 27 | Rose Mckenna | 41 | Wife | — | Massachusetts |
| 28 | Charles Mckenna | 16 | Son | — | Massachusetts |
| 29 | James Mckenna | 12 | Son | — | Massachusetts |
| 30 | Michael Parnello | 38 | Head | Laborer | New York |
| 31 | Catherine Parnello | 34 | Wife | — | New York |
| 32 | John Grace | 46 | Head | Foreman | Massachusetts |
| 33 | Helena Grace | 38 | Wife | Stenographer | Massachusetts |
| 34 | Charles Gorman | 39 | Head | Painter | Massachusetts |
| 35 | Lila Gorman | 31 | Wife | — | Massachusetts |
| 36 | Louis Arone | 44 | Head | Tailor | Italy |
| 37 | Annie Arone | 40 | Wife | — | Italy |
| 38 | Josephine Arone | 18 | Daughter | Examiner | Massachusetts |
| 39 | Mary Arone | 17 | Daughter | Examiner | Massachusetts |
| 40 | Eleanor Arone | 15 | Daughter | — | Massachusetts |
| 41 | James Arone | 14 | Son | — | Massachusetts |
| 42 | Louis Arone | 12 | Son | — | Massachusetts |
| 43 | John Arone | 10 | Son | — | Massachusetts |
| 44 | Gloria Arone | 7 | Daughter | — | Massachusetts |
| 45 | Arthur Arone | 6 | Son | — | Massachusetts |
| 46 | Dominic Romano | 34 | Head | Laborer | Italy |
| 47 | Rose Romano | 32 | Wife | — | Italy |
| 48 | Albert Romano | 11 | Son | — | Massachusetts |
| 49 | John Romano | 10 | Son | — | Massachusetts |
| 50 | Arthur Romano | 8 | Son | — | 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)