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John Dwyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this John Dwyer across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a head (b.~1893), then head of a 8-person household.
Age 47
b. ~1893
Male
Head
Born: Irish Free State
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Dwyer |
| Given Name | John J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Ship Right |
| Industry | Navy Yard |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1920 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
| Occupation | Ship Right |
| Township / Ward | New York City |
| Est. Birth Year | ~1893 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Dwyer | Spouse | — | 50 | ~1890 |
| Dennis Dwyer | Son | — | 16 | ~1924 |
| John Dwyer | Head | — | 47 | ~1893 |
| Michael Dwyer | Son | — | 8 | ~1932 |
| Mary Dwyer | Daughter | — | 14 | ~1926 |
| Elizabeth Dwyer | Daughter | — | 12 | ~1928 |
| Thera Dwyer | Daughter | — | 10 | ~1930 |
| Margaret Dwyer | Daughter | — | 16 | ~1924 |
Census Appearances
1930
New York, …
Head, age 38
New York, New York · implied b. ~1892 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dwyer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1904 |
| Age at First Marriage | 23 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 14.00 |
| Birthplace (normalized) | irish free state |
1940
Kings-County, New …
Head, age 47
Kings-County, New York · implied b. ~1893 — 8 household members
| Surname | Dwyer |
| Given Name | John J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Occupation | Ship Right |
| Industry | Navy Yard |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1920 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
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.
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This person
Anchor record
John Dwyer
Head · 1940 · age 47 · b. ~1893 · New York
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02571-00691)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Verner L Brus | 47 | Head | Machinist | Sweden |
| 42 | Ella Brus | 69 | Wife | — | Sweden |
| 43 | John Kretchman | 78 | Head | — | Germany |
| 44 | Lina Q Kretchman | 78 | Wife | — | Germany |
| 45 | Alfred Kretchman | 52 | Son | Janitor | New York |
| 46 | Adele Kretchman | 44 | Daughter | Teacher | New York |
| 47 | Adolph Edler | 63 | Head | Butcher | Germany |
| 48 | Joseph Edler | 25 | Son | Receiving Clerk | New York |
| 49 | Frederick Edler | 34 | Head | Shipping Clerk | New York |
| 50 | Marie Edler | 33 | Wife | — | New York |
| 51 | Marie Edler | 3 | Daughter | — | New York |
| 52 | Herman Walz | 51 | Head | Platform Man | Germany |
| 53 | Sigrid Walz | 51 | Wife | — | New York |
| 54 | Herman Jr Walz | 27 | Son | Platform Man | New York |
| 55 | Charles Walz | 26 | Son | Waiter | New York |
| 56 | Henrietta Walz | 22 | Daughter | Pearl Stringer | New York |
| 57 | Richard Walz | 17 | Son | — | New York |
| 58 | Margaret Walz | 15 | Daughter | — | New York |
| 59 | Leonard Walz | 10 | Son | — | New York |
| 60 | John J Dwyer THIS PERSON | 47 | Head | Ship Right | Irish Free State |
| 61 | Elizabeth Dwyer | 50 | Wife | — | Irish Free State |
| 62 | Margaret Dwyer | 16 | Daughter | — | New York |
| 63 | Dennis Dwyer | 16 | Son | — | New York |
| 64 | Mary Dwyer | 14 | Daughter | — | New York |
| 65 | Elizabeth Dwyer | 12 | Daughter | — | Irish Free State |
| 66 | Thera Dwyer | 10 | Daughter | — | Irish Free State |
| 67 | Michael Dwyer | 8 | Son | — | Irish Free State |
| 68 | Joseph Charney | 46 | Head | Ship Clerk | New Jersey |
| 69 | Rose Charney | 31 | Wife | — | West Virginia |
| 70 | Jean Charney | 9 | Daughter | — | Chicago |
| 71 | Margaret Rogers | 30 | Boarder | Waitress | Pennsylvania |
| 72 | Karl O Nelson | 51 | Head | Laundry Man | Norway |
| 73 | Marie Nelson | 48 | Wife | — | Norway |
| 74 | Karl Jr Nelson | 22 | Son | Laborer | New York |
| 75 | Grace Nelson | 11 | Daughter | — | New York |
| 76 | Hans Hansen | 32 | Boarder | Porter | Norway |
| 77 | Anne Grimstad | 76 | Head | — | Norway |
| 78 | Jenny Grimstad | 44 | Daughter | Sample Maker | Norway |
| 79 | Muck Grimstad | 37 | Daughter | Sample Maker | Norway |
| 80 | Esther Grimstad | 35 | Daughter | Cook | Norway |
Related Census Records
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)