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William Kane — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this William Kane across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Kane |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Tewksbury Center |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Tewksbury Center |
| Est. Birth Year | ~1927 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Francis Kane | Son | — | 17 | ~1923 |
| Joseph Kane | Son | — | 19 | ~1921 |
| Francis Kane | Head | — | 42 | ~1898 |
| Margaret Kane | Spouse | — | 42 | ~1898 |
| William Kane | Son | — | 13 | ~1927 |
| James Kane | Son | — | 16 | ~1924 |
| John Kane | Son | — | 10 | ~1930 |
| Margaret Kane | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 3
Middlesex, Massachusetts · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keane |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 13
Middlesex-County, Massachusetts · implied b. ~1927 — 8 household members
| Surname | Kane |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Tewksbury Center |
| 1935 Residence (County) | Middlesex |
| Highest Grade | 7 |
| 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 William Kane across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Kane
Son · 1940 · age 13 · b. ~1927 · Massachusetts
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Sibling
John Kane
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Kane
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Kane
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Kane
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Kane
Sibling · 1940 · age 20
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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01618-00042)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nellie G. Briggs | 51 | Wife | — | Massachusetts |
| 2 | Virginia Briggs | 27 | Daughter | Bookkeeper | Massachusetts |
| 3 | Charles R. Briggs | 25 | Son | — | Massachusetts |
| 4 | Francis J. Kane | 42 | Head | Contractor | Massachusetts |
| 5 | Margaret C. Kane | 42 | Wife | — | Ireland |
| 6 | Margaret Kane | 20 | Daughter | Nurse | Massachusetts |
| 7 | Joseph Kane | 19 | Son | — | Massachusetts |
| 8 | Francis Kane | 17 | Son | — | Massachusetts |
| 9 | James Kane | 16 | Son | — | Massachusetts |
| 10 | William Kane THIS PERSON | 13 | Son | — | Massachusetts |
| 11 | John Kane | 10 | Son | — | Massachusetts |
| 12 | Mason Alexander | 44 | Head | Mechanic | Massachusetts |
| 13 | Gladys Alexander | 45 | Wife | Teacher | Massachusetts |
| 14 | Mason Jr. Alexander | 21 | Son | — | Massachusetts |
| 15 | Barbara Alexander | 19 | Daughter | — | Massachusetts |
| 16 | Alice White | 31 | Boarder | Attendant | Massachusetts |
| 17 | Ernest Benson | 41 | Head | Engineer | New Hampshire |
| 18 | Sarah Benson | 39 | Wife | — | Maine |
| 19 | Ella Benson | 15 | Daughter | — | Massachusetts |
| 20 | Barbara Benson | 13 | Daughter | — | Massachusetts |
| 21 | Ida S. Clarke | 44 | Head | — | Sweden |
| 22 | Alden S. Haynes | 63 | Head | Fire Chief | Canada English |
| 23 | Mabel Haynes | 45 | Wife | — | New Hampshire |
| 24 | Doris Haynes | 4 | Daughter | — | Massachusetts |
| 25 | Arthur Fairgrieve | 60 | Head | Post Master | Massachusetts |
| 26 | Penelope Fairgrieve | 88 | Mother | — | Ireland |
| 27 | Ethel Jackson | 53 | Sister | — | Massachusetts |
| 28 | Arthur Tremblay | 48 | Head | Owner | Canada French |
| 29 | Alma Tremblay | 51 | Wife | — | Canada French |
| 30 | Rita Tremblay | 17 | Daughter | — | Massachusetts |
| 31 | Martha Tremblay | 16 | Daughter | — | Massachusetts |
| 32 | Margaret Tremblay | 14 | Daughter | — | Massachusetts |
| 33 | Paul Tremblay | 12 | Son | — | Massachusetts |
| 34 | Loretta Theriault | 34 | Niece | Clerk | Massachusetts |
| 35 | Valmont Thivierge | 29 | Head | Laborer | Canada French |
| 36 | Armande Thivierge | 25 | Wife | — | Canada French |
| 37 | Hazel Rich | 29 | Head | Nurse | Maine |
| 38 | Andrew Kohanski | 39 | Head | Boiler Maker | Massachusetts |
| 39 | Mary Kohanski | 40 | Wife | — | Massachusetts |
| 40 | Extra Line | None | — | — | — |
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)