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John Bentley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this John Bentley across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Bentley |
| Given Name | John F. |
| 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 | |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Bentley | Head | — | 46 | ~1894 |
| Helen Bentley | Spouse | — | 43 | ~1897 |
| Irene Bentley | Daughter | — | 16 | ~1924 |
| Paul Bentley | Son | — | 2 | ~1938 |
| John Bentley | Son | — | 15 | ~1925 |
| Leo Bentley | Son | — | 13 | ~1927 |
| Arthur Bentley | Son | — | 18 | ~1922 |
| Richard Bentley | Son | — | 8 | ~1932 |
| Mary Bentley | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 5
Suffolk, Massachusetts · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bentley |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Student |
| Industry | School |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 15
Suffolk-County, Massachusetts · implied b. ~1925 — 9 household members
| Surname | Bentley |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| 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 Bentley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Bentley
Son · 1940 · age 15 · b. ~1925 · Massachusetts
★ You are viewing this record
Sibling
Richard Bentley
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Bentley
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Bentley
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Bentley
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Bentley
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Bentley
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-t0627-01667-00432)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles E. Davis | 6 | Son | — | Massachusetts |
| 2 | Mary J. Davis | 3 | Daughter | — | Massachusetts |
| 3 | Herbert J. Davis | 2 | Son | — | Massachusetts |
| 4 | Elizabeth F. Davis | 1 | Daughter | — | Massachusetts |
| 5 | Mildred M. Boles | 33 | Head | Waitress | New York |
| 6 | Edmund Palmer | 76 | Lodger | — | Massachusetts |
| 7 | Patrick Penney | 75 | Lodger | — | Irish Free State |
| 8 | John D. Bentley | 46 | Head | — | Massachusetts |
| 9 | Helen Bentley | 43 | Wife | — | Massachusetts |
| 10 | Arthur D. Bentley | 18 | Son | — | Massachusetts |
| 11 | Irene Bentley | 16 | Daughter | — | Massachusetts |
| 12 | John F. Bentley THIS PERSON | 15 | Son | — | Massachusetts |
| 13 | Leo J. Bentley | 13 | Son | — | Massachusetts |
| 14 | Richard Bentley | 8 | Son | — | Massachusetts |
| 15 | Mary Bentley | 6 | Daughter | — | Massachusetts |
| 16 | Paul Bentley | 2 | Son | — | Massachusetts |
| 17 | Fanny Ryan | 57 | Head | Stitcher | New York |
| 18 | Joseph Ryan | 26 | Son | — | Massachusetts |
| 19 | John Mason | 59 | Lodger | Laborer | Canada English |
| 20 | James Thomas | 45 | Head | — | Massachusetts |
| 21 | Ada Thomas | 40 | Wife | — | Maine |
| 22 | James Thomas | 16 | Son | — | Massachusetts |
| 23 | Ellsworth Thomas | 14 | Son | — | Massachusetts |
| 24 | Warren Thomas | 11 | Son | — | Massachusetts |
| 25 | Alton Hanscom | 32 | Head | Laborer | Maine |
| 26 | Frances Hanscom | 32 | Wife | — | Massachusetts |
| 27 | Lorraine Hanscom | 10 | Daughter | — | Massachusetts |
| 28 | Frances Hanscom | 6 | Daughter | — | Massachusetts |
| 29 | Alton Hanscom | 5 | Son | — | Massachusetts |
| 30 | Douglas Hanscom | 4 | Son | — | Massachusetts |
| 31 | William Naftell | 60 | In-law | General Man | Newfoundland |
| 32 | Alford Stewart | 45 | Head | — | New Hampshire |
| 33 | Dorothy Stewart | 34 | Wife | — | Massachusetts |
| 34 | Alfred Stewart | 9 | Son | — | Massachusetts |
| 35 | Beverly Stewart | 7 | Daughter | — | Massachusetts |
| 36 | Eugene Stewart | 4 | Son | — | Massachusetts |
| 37 | Jessie Dwicker | 24 | Head | — | Massachusetts |
| 38 | Byron Dwicker | 23 | Brother | Laborer | Massachusetts |
| 39 | Frank Dwicker | 7 | Brother | — | Massachusetts |
| 40 | Anna Benson | 73 | Head | — | Sweden |
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)