JD
John Dunn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this John Dunn across the 1920, 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 4-person household.
Age 63
b. ~1877
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | Dunn |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | River Edge |
| 1935 Residence (County) | Bergen |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | New Jersey |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | New Milford Borough |
| Est. Birth Year | ~1877 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Dunn | Head | — | 63 | ~1877 |
| Warren Dunn | Son | — | 29 | ~1911 |
| Edwin Dunn | Son | — | 40 | ~1900 |
| Mary Dunn | Spouse | — | 65 | ~1875 |
Census Appearances
1920
Hudson, New …
Head, age 43
Hudson, New Jersey · implied b. ~1877 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunn |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Induct City Parks |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Hudson, New …
Head, age 54
Hudson, New Jersey · implied b. ~1876 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunn |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 19 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Salesman |
| Industry | Provisions |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $20 |
| Veteran | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Bergen-County, New …
Head, age 63
Bergen-County, New Jersey · implied b. ~1877 — 4 household members
| Surname | Dunn |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | River Edge |
| 1935 Residence (County) | Bergen |
| Highest Grade | 8 |
| 1935 Residence | New Jersey |
| 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 John Dunn across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Dunn
Head · 1940 · age 63 · b. ~1877 · New Jersey
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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 — Bergen-County, New Jersey
Open full size
1940 US Federal Census — Bergen-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02311-00888)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Michael J. Ritchie | 34 | Head | Draftsman | New York |
| 2 | Wilma D. Ritchie | 36 | Wife | — | New Jersey |
| 3 | Doris Ritchie | 7 | Daughter | — | New Jersey |
| 4 | Marilyn Ritchie | 5 | Daughter | — | New Jersey |
| 5 | Michael Jr. Ritchie | 1 | Son | — | New Jersey |
| 6 | Herman Kaecherling | 70 | Head | Accountant | Switzerland |
| 7 | Louise Kaecherling | 67 | Wife | — | New Jersey |
| 8 | Henry Dittschlering | 46 | Head | Fireman | Germany |
| 9 | Emma Dittschlering | 49 | Wife | — | Germany |
| 10 | John J. Dunn THIS PERSON | 63 | Head | — | New York |
| 11 | Mary Dunn | 65 | Wife | — | New Jersey |
| 12 | Edwin D. Dunn | 40 | Son | Labor | New Jersey |
| 13 | Warren Dunn | 29 | Son | Attendant | New Jersey |
| 14 | William T. Johnson | 47 | Head | Oiler | Denmark |
| 15 | Mildred Johnson | 36 | Wife | — | Denmark |
| 16 | Chester Johnson | 13 | Son | — | New York |
| 17 | William S. Drage | 43 | Head | Salesman | New Jersey |
| 18 | Hazel S. Drage | 42 | Wife | — | New Jersey |
| 19 | William Jr. Drage | 15 | Son | — | New Jersey |
| 20 | John Drage | 14 | Son | — | New Jersey |
| 21 | Joseph Fleischli | 33 | Head | Radio Tester | Switzerland |
| 22 | Helen Fleischli | 27 | Wife | — | New Jersey |
| 23 | Joseph Bedrosian | 35 | Head | Mechanic | Armenia |
| 24 | Lucy Bedrosian | 34 | Wife | — | Armenia |
| 25 | George Bedrosian | 7 | Son | — | New Jersey |
| 26 | Gloria Bedrosian | 2 | Daughter | — | New Jersey |
| 27 | James Mahoney | 41 | Head | Clerk | New York |
| 28 | Agnes Mahoney | 36 | Wife | — | New York |
| 29 | Florence Mahoney | 13 | Daughter | — | New Jersey |
| 30 | Julia Mahoney | 12 | Daughter | — | New Jersey |
| 31 | Ida Mahoney | 9 | Daughter | — | New Jersey |
| 32 | Albert Schotte | 41 | Head | Shipping | Germany |
| 33 | Mary Schotte | 47 | Wife | — | Germany |
| 34 | Louis Kleinke | 29 | Head | Manager | New Jersey |
| 35 | Rose Kleinke | 25 | Wife | — | New York |
| 36 | Rose A. Kleinke | 2 | Daughter | — | New Jersey |
| 37 | John D. Sinton | 50 | Head | Chiropractor | New Jersey |
| 38 | Augusta Sinton | 50 | Wife | — | New Jersey |
| 39 | Albert Sinton | 22 | Son | Underwriter | New Jersey |
| 40 | Jacob Sietz | 34 | Head | Manager | New Jersey |
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)