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John Buck — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this John Buck across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 7-person household.
Age 11
b. ~1929
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Buck |
| Given Name | John P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| Est. Birth Year | ~1929 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Olive Buck | Spouse | — | 41 | ~1899 |
| Margaret Buck | Daughter | — | 4 | ~1936 |
| Maude Buck | Daughter | — | 17 | ~1923 |
| Everett Buck | Son | — | 14 | ~1926 |
| Everett Buck | Head | — | 43 | ~1897 |
| John Buck | Son | — | 11 | ~1929 |
| Susan Buck | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 1
Middlesex, Massachusetts · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buck |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New York |
| Mother's Birthplace | Colorado |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 11
Suffolk-County, Massachusetts · implied b. ~1929 — 7 household members
| Surname | Buck |
| Given Name | John P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Highest Grade | 5 |
| 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 Buck across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Buck
Son · 1940 · age 11 · b. ~1929 · Massachusetts
★ You are viewing this record
Sibling
Everett Buck
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Susan Buck
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maude Buck
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Buck
Sibling · 1940 · age 4
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
39 people indexed on this census page (nara:1940:m-t0627-01679-00645)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Richard S. Nesson | 4 | Son | — | Massachusetts |
| 42 | Valerie R. Nesson | 1 | Daughter | — | Massachusetts |
| 43 | John J. Woodlock | 34 | Head | Inspector | Massachusetts |
| 44 | Mary D. Woodlock | 26 | Wife | — | Canada English |
| 45 | Mary J. Woodlock | 1 | Daughter | — | Massachusetts |
| 47 | Everett L. Buck | 43 | Head | Adjuster | Massachusetts |
| 48 | Olive T. Buck | 41 | Wife | — | Massachusetts |
| 49 | Maude A. Buck | 17 | Daughter | — | Massachusetts |
| 50 | Everett L. Jr. Buck | 14 | Son | — | Massachusetts |
| 51 | John P. Buck THIS PERSON | 11 | Son | — | Massachusetts |
| 52 | Susan Buck | 6 | Daughter | — | Massachusetts |
| 53 | Margaret Buck | 4 | Daughter | — | Massachusetts |
| 54 | Grover C. Mcconnell | 43 | Head | Repairman | Minnesota |
| 55 | Marjorie W. Mcconnell | 43 | Wife | — | Massachusetts |
| 56 | Thomas E. Mcconnell | 14 | Son | — | Massachusetts |
| 57 | Arthur T. Hurtnett | 37 | Head | Clerk | Massachusetts |
| 58 | Joan L. Hurtnett | 35 | Wife | — | Massachusetts |
| 59 | John T. Hurtnett | 13 | Son | — | Massachusetts |
| 60 | Edward Hurtnett | 11 | Son | — | Massachusetts |
| 61 | Joseph H. Mcroake | 51 | Head | Salesman | Pennsylvania |
| 62 | Catherine M. Mcroake | 34 | Wife | — | Massachusetts |
| 63 | Mary F. Mcroake | 17 | Daughter | — | Massachusetts |
| 64 | Joseph Mcroake | 11 | Son | — | Massachusetts |
| 65 | Anne Mcroake | 8 | Daughter | — | Massachusetts |
| 66 | Veronica A. Flynn | 5 | Niece | — | Massachusetts |
| 67 | Thomas J. Harrington | 42 | Head | U | Massachusetts |
| 68 | Helene Harrington | 33 | Wife | — | Massachusetts |
| 69 | Thomas J. Harrington | 16 | Son | — | Massachusetts |
| 70 | Arthur E. Harrington | 14 | Son | — | Massachusetts |
| 71 | Leona Harrington | 12 | Daughter | — | Massachusetts |
| 72 | Charles Harrington | 7 | Son | — | Massachusetts |
| 73 | John Harrington | 6 | Son | — | Massachusetts |
| 74 | Mary E. Buttery | 65 | Mother | — | Canada English |
| 75 | John F. Fitzgerald | 56 | Head | Captain | Massachusetts |
| 76 | Mary E. Fitzgerald | 53 | Wife | — | Massachusetts |
| 77 | Rita C. Fitzgerald | 21 | Daughter | — | Massachusetts |
| 78 | Evelyn M. Fitzgerald | 18 | Daughter | — | Massachusetts |
| 79 | Rita Fitzgerald | None | Daughter | — | — |
| 80 | Rita Fitzgerald | None | Son | — | — |
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)