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John Sheehan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this John Sheehan across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Sheehan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | S |
| Industry | 6 |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | S |
| Township / Ward | Boston |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Sheehan | Daughter | — | 11 | ~1929 |
| Michael Sheehan | Head | — | 47 | ~1893 |
| James Sheehan | Son | — | 13 | ~1927 |
| Michael Sheehan | Son | — | 17 | ~1923 |
| Brendon Sheehan | Son | — | 19 | ~1921 |
| John Sheehan | Son | — | 15 | ~1925 |
| Thomas Sheehan | Son | — | 18 | ~1922 |
| Julia Sheehan | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 5
Suffolk, Massachusetts · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sheehan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 15
Suffolk-County, Massachusetts · implied b. ~1925 — 8 household members
| Surname | Sheehan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Occupation | S |
| Industry | 6 |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H 2 |
| 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 Sheehan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Sheehan
Son · 1940 · age 15 · b. ~1925 · Massachusetts
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Sibling
Brendon Sheehan
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Sheehan
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Sheehan
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Sheehan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Sheehan
Sibling · 1940 · age 18
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01667-00804)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary V. Mulrain | 38 | Head | H | Ireland |
| 2 | William Morris | 58 | Head | U | Scotland |
| 3 | Rhonda Clark | 82 | Head | U | Canada |
| 4 | Joseph Burns | 75 | Head | Laborer | Massachusetts |
| 5 | Margaret Burns | 72 | Wife | — | Massachusetts |
| 6 | James Burns | 55 | Son | — | Massachusetts |
| 7 | Mary Burns | 45 | Daughter | — | Massachusetts |
| 8 | Barbara Burns | 41 | Daughter | — | Massachusetts |
| 9 | Beverly Burns | 31 | Daughter | — | Massachusetts |
| 10 | John Kenny | 64 | Head | U | Massachusetts |
| 11 | Katherine Kenny | 56 | Wife | H | Maine |
| 12 | Cecil Kenny | 33 | Daughter | Secretary | Massachusetts |
| 13 | Phyllis Kenny | 17 | Daughter | S | Massachusetts |
| 14 | Rita Kenny | 15 | Daughter | S | Massachusetts |
| 15 | Pauline Kenny | 13 | Daughter | — | Massachusetts |
| 16 | Aristotle Francy | 51 | Head | Chef | Greece |
| 17 | Mary Francy | 50 | Wife | H | Ireland |
| 18 | Frances Francy | 23 | Daughter | Nurse | Massachusetts |
| 19 | Martha Francy | 21 | Daughter | S | Massachusetts |
| 20 | Anita Francy | 17 | Daughter | S | Massachusetts |
| 21 | Georgia Francy | 14 | Daughter | S | Massachusetts |
| 22 | Mary Francy | 13 | Daughter | — | Massachusetts |
| 23 | Aristotle Francy | 12 | Son | — | Massachusetts |
| 24 | Homer Francy | 9 | Son | — | Massachusetts |
| 25 | Michael J. Sheehan | 47 | Head | Laborer | Ireland |
| 26 | Julia C. Sheehan | 46 | Wife | H | Ireland |
| 27 | Brendon Sheehan | 19 | Son | Clerk | Massachusetts |
| 28 | Thomas Sheehan | 18 | Son | S | Massachusetts |
| 29 | Michael Sheehan | 17 | Son | S | Massachusetts |
| 30 | John Sheehan THIS PERSON | 15 | Son | S | Massachusetts |
| 31 | James Sheehan | 13 | Son | — | Massachusetts |
| 32 | Margaret Sheehan | 11 | Daughter | — | Massachusetts |
| 33 | John W. Kenny | 74 | Head | Watchman | Massachusetts |
| 34 | Thomas Kenny | 70 | Brother | Teamster | Massachusetts |
| 35 | Edward Q. Mclean | 49 | Head | Foreman | Massachusetts |
| 36 | Lillian B. Mclean | 43 | Wife | H | Massachusetts |
| 37 | Lillian Mclean | 15 | Daughter | S | Massachusetts |
| 38 | Edward Mclean | 10 | Son | — | Massachusetts |
| 39 | Thomas Mclean | 9 | Son | — | Massachusetts |
| 40 | James D. Mcphail | 62 | Head | Cutter | Maine |
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)