WD
William Dwyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, New York
Our Model Tree links this William Dwyer across the 1930 and 1940 US Censuses in Suffolk-County, New York (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 12-person household.
Age 18
b. ~1922
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, New York |
| Surname | Dwyer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | St. James |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Laborer |
| Industry | Construction |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 625 |
| Highest Grade | H 1 |
| 1935 Residence | Same house |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Laborer |
| Township / Ward | St James |
| 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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Patricia Dwyer | Daughter | — | 8 | ~1932 |
| Kathleen Dwyer | Daughter | — | 8 | ~1932 |
| Harold Dwyer | Son | — | 13 | ~1927 |
| Thomas Dwyer | Son | — | 5 | ~1935 |
| George Dwyer | Son | — | 11 | ~1929 |
| John Dwyer | Son | — | 16 | ~1924 |
| Margaret Dwyer | Daughter | — | 20 | ~1920 |
| John Dwyer | Head | — | 45 | ~1895 |
| James Dwyer | Son | — | 3 | ~1937 |
| Sophie Dwyer | Spouse | — | 45 | ~1895 |
| David Dwyer | Son | — | 1 | ~1939 |
| William Dwyer | Son | — | 18 | ~1922 |
Census Appearances
1930
Suffolk, New …
Son, age 7
Suffolk, New York · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dwyer |
| Given Name | William M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Suffolk-County, New …
Son, age 18
Suffolk-County, New York · implied b. ~1922 — 12 household members
| Surname | Dwyer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | St. James |
| 1935 Residence (County) | Suffolk |
| Occupation | Laborer |
| Industry | Construction |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 625 |
| Highest Grade | H 1 |
| 1935 Residence | Same house |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 · New York
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Sibling
Patricia Dwyer
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Dwyer
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Dwyer
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathleen Dwyer
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Dwyer
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Dwyer
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Dwyer
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Dwyer
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Dwyer
Sibling · 1940 · age 13
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, New York
Open full size
1940 US Federal Census — Suffolk-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02788-00324)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Clemons | 55 | Head | Laborer | New York |
| 42 | Moyra Clemons | 43 | Wife | Sales Lady | Massachusetts |
| 43 | June Clemons | 15 | Daughter | — | Connecticut |
| 44 | Anna M. Brehmers | 75 | Head | — | Germany |
| 45 | Adelaide Brehmers | 84 | Sister | — | Germany |
| 46 | Ethel Cochran | 43 | Head | — | New York |
| 47 | Arthur A. Cochran | 22 | Son | Attendant | New York |
| 48 | Eleanor Cochran | 24 | Daughter-in-law | — | New York |
| 49 | Robert Cochran | 3 | Grand Son | — | New York |
| 50 | Warren Cochran | 1 | Grand Son | — | New York |
| 51 | John Dwyer | 45 | Head | Laborer | New York |
| 52 | Sophie Dwyer | 45 | Wife | — | New York |
| 53 | Margaret Dwyer | 20 | Daughter | — | New York |
| 54 | William Dwyer THIS PERSON | 18 | Son | Laborer | New York |
| 55 | John Dwyer | 16 | Son | — | New York |
| 56 | Harold Dwyer | 13 | Son | — | New York |
| 57 | George Dwyer | 11 | Son | — | New York |
| 58 | Patricia Dwyer | 8 | Daughter | — | New York |
| 59 | Kathleen Dwyer | 8 | Daughter | — | New York |
| 60 | Thomas Dwyer | 5 | Son | — | New York |
| 61 | James Dwyer | 3 | Son | — | New York |
| 62 | David Dwyer | 1 | Son | — | New York |
| 63 | John Finne | 27 | Head | Art Engineer | New York |
| 64 | Clara Finne | 25 | Wife | — | New York |
| 65 | Kathleen Dinteya | 65 | Head | — | New York |
| 66 | Louis Bell | 49 | Head | Builder | New York |
| 67 | Michael Besso | 29 | Head | Attendant | New York |
| 68 | Marion Besso | 26 | Wife | — | New York |
| 69 | Mary Besso | 5 | Daughter | — | New York |
| 70 | Dorothy Besso | 3 | Daughter | — | New York |
| 71 | Barbara Besso | 1 | Daughter | — | New York |
| 72 | Charles Dessee | 76 | Head | — | France |
| 73 | Louise Dessee | 61 | Wife | — | Germany |
| 74 | Edward Dessee | 30 | Son | Gardener | New York |
| 75 | Henry Burgman | 43 | Head | Pharmacist | New York |
| 76 | Helen Burgman | 64 | Wife | — | New York |
| 77 | Anna Ruby | 75 | Head | — | Germany |
| 78 | Arthur Jones | 36 | Head | Tool Maker | Yugoslavia |
| 79 | Ursula Jones | 33 | Wife | — | Yugoslavia |
| 80 | Dolores Jones | 7 | Daughter | — | New York |
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)