JD
John Dwyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Providence-County, Rhode Island
Our Model Tree links this John Dwyer across the 1930 and 1940 US Censuses in Providence-County, Rhode Island (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Male
Son
Born: Rhode Island
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Providence-County, Rhode Island |
| Surname | Dwyer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Providence |
| 1935 Residence (County) | Providence |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Township / Ward | Providence |
| Est. Birth Year | ~1925 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ellen Dwyer | Head | — | 46 | ~1894 |
| John Dwyer | Son | — | 15 | ~1925 |
| Annie Dwyer | Daughter | — | 16 | ~1924 |
| William Dwyer | Son | — | 12 | ~1928 |
| Patricia Dwyer | Son | — | 3 | ~1937 |
| Margaret Dwyer | Daughter | — | 4 | ~1936 |
| Thomas Dwyer | Son | — | 9 | ~1931 |
| Ellen Dwyer | Daughter | — | 10 | ~1930 |
| Mary Dwyer | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Newport, Rhode …
Other, age 4
Newport, Rhode Island · implied b. ~1926 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dwyer |
| Given Name | John J. Jr. |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Rhode Island |
| Mother's Birthplace | Iowa |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1940
Providence-County, Rhode …
Son, age 15
Providence-County, Rhode Island · implied b. ~1925 — 9 household members
| Surname | Dwyer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Providence |
| 1935 Residence (County) | Providence |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
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 Dwyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Dwyer
Son · 1940 · age 15 · b. ~1925 · Rhode Island
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Sibling
Thomas Dwyer
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Dwyer
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Dwyer
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Dwyer
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Dwyer
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Dwyer
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Dwyer
Sibling · 1940 · age 10
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 — Providence-County, Rhode Island
Open full size
1940 US Federal Census — Providence-County, Rhode Island
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03776-00282)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Kenney | 61 | Sister-in-law | — | Rhode Island |
| 2 | Dorothy Donnelly | 24 | Cousin | Stenographer | Rhode Island |
| 3 | William Dwyer | 55 | Head | Teller | Rhode Island |
| 4 | Rose Dwyer | 53 | Wife | — | Rhode Island |
| 5 | William J. Dwyer | 16 | Son | — | Rhode Island |
| 6 | Florence Mckay | 67 | Head | — | Rhode Island |
| 7 | Orrin Mckay | 65 | Brother | — | Rhode Island |
| 8 | George Mckay | 40 | Brother | Machinist | Rhode Island |
| 9 | Pasco Fondetti | 25 | Head | Elevator Operator | Rhode Island |
| 10 | Flora Fondetti | 25 | Wife | Assembler | Rhode Island |
| 11 | Matthew Fondetti | 2 | Son | — | Rhode Island |
| 12 | Matthew Fondetti | 79 | Head | — | Italy |
| 13 | Rose Fondetti | 70 | Wife | — | Italy |
| 14 | Carolina Fondetti | 33 | Daughter | Winder | Rhode Island |
| 15 | Elsa Fondetti | 31 | Daughter | — | Rhode Island |
| 16 | James Fondetti | 30 | Son | — | Rhode Island |
| 17 | Philip Lemieux | 44 | Head | Carpenter | Massachusetts |
| 18 | Francis Lemieux | 20 | Son | New Worker | Rhode Island |
| 19 | Joseph Lemieux | 18 | Son | New Worker | Rhode Island |
| 20 | William Lemieux | 16 | Son | — | Rhode Island |
| 21 | Dorothy Lemieux | 13 | Daughter | — | Rhode Island |
| 22 | Vital Lemieux | 73 | Father | — | Canada-French |
| 23 | Dora Lemieux | 39 | Sister | — | Rhode Island |
| 24 | Ellen B. Dwyer | 46 | Head | — | Irish Free State |
| 25 | Annie Dwyer | 16 | Daughter | — | Rhode Island |
| 26 | John Dwyer THIS PERSON | 15 | Son | — | Rhode Island |
| 27 | William Dwyer | 12 | Son | — | Rhode Island |
| 28 | Ellen Dwyer | 10 | Daughter | — | Rhode Island |
| 29 | Thomas Dwyer | 9 | Son | — | Rhode Island |
| 30 | Mary Dwyer | 6 | Daughter | — | Rhode Island |
| 31 | Margaret Dwyer | 4 | Daughter | — | Rhode Island |
| 32 | Patricia Dwyer | 3 | Son | — | Rhode Island |
| 33 | Anthony Zampini | 55 | Head | Machinist | Italy |
| 34 | Lucy Zampini | 53 | Wife | — | Italy |
| 35 | Concetta Zampini | 30 | Daughter | Bookkeeper | Rhode Island |
| 36 | John Zampini | 29 | Son | Machinist | Rhode Island |
| 37 | Guido Zampini | 24 | Son | Mechanic | Rhode Island |
| 38 | Marie Zampini | 16 | Daughter | — | Rhode Island |
| 39 | Andrew Bartula | 56 | Head | Salesman | Poland |
| 40 | Nellie Bartula | 54 | Wife | — | Poland |
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)