WC
William Carey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this William Carey across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 6-person household.
Age 16
b. ~1924
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Carey |
| Given Name | William J Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | Hs 2 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| Est. Birth Year | ~1924 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Edward Carey | Son | — | 10 | ~1930 |
| William Carey | Son | — | 16 | ~1924 |
| Estelle Carey | Spouse | — | 40 | ~1900 |
| George Carey | Son | — | 14 | ~1926 |
| Paul Carey | Son | — | 8 | ~1932 |
| William Carey | Head | — | 43 | ~1897 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 6
Suffolk, Massachusetts · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carey |
| Given Name | William J Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 16
Suffolk-County, Massachusetts · implied b. ~1924 — 6 household members
| Surname | Carey |
| Given Name | William J Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Highest Grade | Hs 2 |
| 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 Carey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Carey
Son · 1940 · age 16 · b. ~1924 · Massachusetts
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Sibling
Paul Carey
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Carey
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Carey
Sibling · 1940 · age 14
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
38 people indexed on this census page (nara:1940:m-t0627-01680-00758)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Anna Little | 13 | Daughter | — | Massachusetts |
| 2 | Robert J Little | 11 | Son | — | Massachusetts |
| 3 | Rose M Little | 6 | Daughter | — | Massachusetts |
| 4 | William J Carey | 43 | Head | Teacher | Massachusetts |
| 5 | Estelle F Carey | 40 | Wife | — | Massachusetts |
| 6 | William J Jr Carey THIS PERSON | 16 | Son | — | Massachusetts |
| 7 | George Carey | 14 | Son | — | Massachusetts |
| 8 | Edward Carey | 10 | Son | — | Massachusetts |
| 9 | Paul Carey | 8 | Son | — | Massachusetts |
| 10 | August L Englund | 56 | Head | Cutter | Sweden |
| 11 | August L Englund | 58 | Wife | — | Massachusetts |
| 12 | Daniel F Moriarty | 38 | Head | Stage Mechanic | Massachusetts |
| 13 | Mary E Moriarty | 38 | Wife | — | Massachusetts |
| 14 | Daniel F Jr Moriarty | 14 | Son | — | Massachusetts |
| 15 | John R Moriarty | 13 | Son | — | Massachusetts |
| 16 | Mary F Moriarty | 9 | Daughter | — | Massachusetts |
| 17 | Marguerite Moriarty | 8 | Daughter | — | Massachusetts |
| 18 | J Clifford Ronan | 42 | Head | Teacher | Massachusetts |
| 19 | Frances G Ronan | 33 | Wife | — | Massachusetts |
| 20 | Clifford J Ronan | 1 | Son | — | Massachusetts |
| 21 | Helen R Goodwin | 30 | Sister in law | Dental Hygienist | Massachusetts |
| 22 | William A O'Shea | 46 | Head | Teacher | Massachusetts |
| 23 | Mary L O'Shea | 42 | Wife | — | Massachusetts |
| 24 | William A Jr O'Shea | 14 | Son | — | Massachusetts |
| 25 | Judith O'Shea | 9 | Daughter | — | Massachusetts |
| 26 | Francis X Mcgrath | 35 | Head | Branch Office Mgr | New Jersey |
| 27 | Helen Mcgrath | 38 | Wife | — | New Jersey |
| 28 | Alice J Mcgrath | 9 | Daughter | — | New Jersey |
| 29 | Helen E Mcgrath | 6 | Daughter | — | New Jersey |
| 30 | Charles H Weeber | 65 | Head | Manager | Massachusetts |
| 31 | Blanche S Weeber | 59 | Wife | — | Massachusetts |
| 32 | Robert W Hall | 30 | Son in law | Fire Ins Adjuster | Massachusetts |
| 33 | Barbara Hall | 26 | Daughter | — | Massachusetts |
| 34 | Norman Hawkesworth | 45 | Head | Chef | Canada English |
| 35 | Laura Hawkesworth | 72 | Wife | Dressmaker | Missouri |
| 36 | Thomas J Mcgreevy | 68 | Head | Builder | Irish Free State |
| 37 | Cecelia A Mcgreevy | 64 | Wife | — | Irish Free State |
| 38 | Mary L Mcgreevy | 40 | Daughter | — | Massachusetts |
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)