JG
John Gunn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this John Gunn across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 9-person household.
Age 26
b. ~1914
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Gunn |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Watertown |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Cleaner |
| Industry | Cleaning Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 720 |
| Highest Grade | Hs 4 |
| 1935 Residence | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Cleaner |
| Township / Ward | Boston City |
| Est. Birth Year | ~1914 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Alice Gunn | Daughter | — | 20 | ~1920 |
| Ruth Gunn | Daughter | — | 11 | ~1929 |
| Mary Gunn | Daughter | — | 22 | ~1918 |
| Anna Gunn | Daughter | — | 13 | ~1927 |
| John Gunn | Son | — | 26 | ~1914 |
| Pauline Gunn | Daughter | — | 15 | ~1925 |
| Margaret Gunn | Daughter | — | 18 | ~1922 |
| Gunn Gunn | Spouse | — | 54 | ~1886 |
| Paul Gunn | Son | — | 15 | ~1925 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 16
Middlesex, Massachusetts · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gunn |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Newfoundland |
| Occupation | Coal-Helper |
| Industry | Local Coal Team |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 26
Suffolk-County, Massachusetts · implied b. ~1914 — 9 household members
| Surname | Gunn |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Watertown |
| 1935 Residence (County) | Middlesex |
| Occupation | Cleaner |
| Industry | Cleaning Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 720 |
| Highest Grade | Hs 4 |
| 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 Gunn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Gunn
Son · 1940 · age 26 · b. ~1914 · Massachusetts
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Sibling
Alice Gunn
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Gunn
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Gunn
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Gunn
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Gunn
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Gunn
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Gunn
Sibling · 1940 · age 15
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-t0627-01682-00165)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gunn, Mary T. Gunn | 54 | Wife | — | England |
| 2 | John F. Gunn THIS PERSON | 26 | Son | Cleaner | Massachusetts |
| 3 | Mary E. Gunn | 22 | Daughter | New Worker | Massachusetts |
| 4 | Alice K. Gunn | 20 | Daughter | Checker | Massachusetts |
| 5 | Margaret L. Gunn | 18 | Daughter | — | Massachusetts |
| 6 | Pauline C. Gunn | 15 | Daughter | — | Massachusetts |
| 7 | Paul H. Gunn | 15 | Son | — | Massachusetts |
| 8 | Anna T. Gunn | 13 | Daughter | — | Massachusetts |
| 9 | Ruth M. Gunn | 11 | Daughter | — | Massachusetts |
| 10 | William Gagono | 34 | Head | Truck Driver | New Hampshire |
| 11 | Mary Gagono | 34 | Wife | — | Ireland |
| 12 | Rita B. Gagono | 11 | Daughter | — | Massachusetts |
| 13 | William Gagono | 10 | Son | — | Massachusetts |
| 14 | Barbara Gagono | 8 | Daughter | — | Massachusetts |
| 15 | Richard Gagono | 5 | Son | — | Massachusetts |
| 16 | Mary Wilson | 60 | Mother in law | — | Northern Ireland |
| 17 | John F. O'Laughlin | 48 | Head | — | Massachusetts |
| 18 | Agnes A. O'Laughlin | 47 | Wife | — | Illinois |
| 19 | Frank T. O'Laughlin | 22 | Son | Floorman | Massachusetts |
| 20 | John J. O'Laughlin | 20 | Son | — | Massachusetts |
| 21 | Geraldine O'Laughlin | 16 | Daughter | — | Massachusetts |
| 22 | Madeline O'Laughlin | 15 | Daughter | — | Massachusetts |
| 23 | Norman E. O'Laughlin | 13 | Son | — | Massachusetts |
| 24 | Bernard J. O'Laughlin | 12 | Son | — | Massachusetts |
| 25 | Catherine O'Laughlin | 10 | Daughter | — | Massachusetts |
| 26 | Eugene O'Laughlin | 8 | Son | — | Massachusetts |
| 27 | Bernadette O'Laughlin | 6 | Daughter | — | Massachusetts |
| 28 | Mary T. O'Laughlin | 4 | Daughter | — | Massachusetts |
| 29 | Mary C. Carley | 65 | Head | — | Massachusetts |
| 30 | Margaret Sullivan | 65 | Head | Seamstress | Massachusetts |
| 31 | Mary Sullivan | 22 | Daughter | Cashier | Massachusetts |
| 32 | Timothy Quinn | 50 | Head | Shipper | Irish Free State |
| 33 | Martha Quinn | 44 | Wife | — | England |
| 34 | Mary Quinn | 21 | Daughter | Typist | England |
| 35 | Doreen M. Quinn | 18 | Daughter | — | England |
| 36 | Robert Quinn | 12 | Son | — | Massachusetts |
| 37 | Irene Quinn | 11 | Daughter | — | Massachusetts |
| 38 | Ellen T. Quinn | 5 | Daughter | — | Massachusetts |
| 39 | Henry Hermann | 43 | Head | Baker | Germany |
| 40 | Frances Hermann | 39 | Wife | — | Germany |
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)