WD
William Dwyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Norfolk-County, Massachusetts
Our Model Tree links this William Dwyer across the 1930 and 1940 US Censuses in Norfolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 6-person household.
Age 18
b. ~1922
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Norfolk-County, Massachusetts |
| Surname | Dwyer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Quincy |
| 1935 Residence (County) | Norfolk |
| Additional Details | |
| Occupation | Attendant |
| Industry | Gasoline |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 52 |
| Highest Grade | H-3 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Attendant |
| Township / Ward | Quincy |
| Est. Birth Year | ~1922 |
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 |
|---|---|---|---|---|
| Elinor Dwyer | Daughter | — | 16 | ~1924 |
| William Dwyer | Son | — | 18 | ~1922 |
| Anthony Dwyer | Head | — | 40 | ~1900 |
| Evelyn Dwyer | Daughter | — | 7 | ~1933 |
| Anthony Dwyer | Son | — | 9 | ~1931 |
| Marion Dwyer | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Norfolk, Massachusetts
Son, age 8
Norfolk, Massachusetts · implied b. ~1922 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dwyer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Norfolk-County, Massachusetts
Son, age 18
Norfolk-County, Massachusetts · implied b. ~1922 — 6 household members
| Surname | Dwyer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Quincy |
| 1935 Residence (County) | Norfolk |
| Occupation | Attendant |
| Industry | Gasoline |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 52 |
| Highest Grade | H-3 |
| 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 William Dwyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Dwyer
Son · 1940 · age 18 · b. ~1922 · Massachusetts
★ You are viewing this record
Sibling
Elinor Dwyer
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Dwyer
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anthony Dwyer
Sibling · 1940 · age 9
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 — Norfolk-County, Massachusetts
Open full size
1940 US Federal Census — Norfolk-County, Massachusetts
Page Contents
32 people indexed on this census page (nara:1940:m-t0627-01630-00148)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anthony C. Dwyer | 40 | Head | Chauffeur | Irish Free State |
| 2 | Marion E. Dwyer | 42 | Wife | — | Massachusetts |
| 3 | William Dwyer THIS PERSON | 18 | Son | Attendant | Massachusetts |
| 4 | Elinor Dwyer | 16 | Daughter | — | Massachusetts |
| 5 | Anthony Dwyer | 9 | Son | — | Massachusetts |
| 6 | Evelyn Dwyer | 7 | Daughter | — | Massachusetts |
| 7 | Roy M. Nelson | 43 | Head | Salesman | Canada-English |
| 8 | Maude A. Nelson | 35 | Wife | — | Canada-English |
| 9 | Josephine Bedard | 83 | Head | — | Canada-English |
| 10 | Della Bedard | 60 | Daughter | Waitress Clerk | Massachusetts |
| 11 | John P. Arnold | 45 | Son-in-law | Watchman Night | Massachusetts |
| 12 | Mary S. Arnold | 38 | Daughter | Bookkeeper | Massachusetts |
| 13 | Charles E. Christenson | 46 | Head | Letter Carrier | Rhode Island |
| 14 | Elinor C. Christenson | 44 | Wife | — | Massachusetts |
| 15 | Virginia Christenson | 16 | Daughter | — | Massachusetts |
| 16 | Claire Christenson | 11 | Daughter | — | Massachusetts |
| 17 | Shirley Christenson | 11 | Daughter | — | Massachusetts |
| 18 | Francis Grenier | 43 | Head | Carpenter | Massachusetts |
| 19 | Helen Grenier | 38 | Wife | — | Massachusetts |
| 20 | Joan Grenier | 11 | Daughter | — | Massachusetts |
| 21 | Anne Grenier | 10 | Daughter | — | Massachusetts |
| 22 | Helen Grenier | 3 | Daughter | — | Massachusetts |
| 23 | John Greene | 58 | Head | Stockman | Maine |
| 24 | Ellen Greene | 63 | Wife | — | Massachusetts |
| 25 | Albert L. Fishbach | 74 | Head | — | Massachusetts |
| 26 | Emma A. Fishbach | 69 | Wife | — | Massachusetts |
| 27 | Walter R. Fishbach | 42 | Son | Manager And Clerk | Massachusetts |
| 28 | Russell Fishbach | 17 | Grandson | — | Massachusetts |
| 29 | Annie Mcneil | 59 | Lodger | — | Scotland |
| 30 | Joseph V. Flanagan | 38 | Head | Sign Painter | Mass. |
| 31 | Celia J. Flanagan | 36 | Wife | — | Mass. |
| 32 | Joseph V. Jr. Flanagan | 6 | Son | — | Mass. |
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)