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John Dugan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Camden-County, New Jersey
Our Model Tree links this John Dugan across the 1930 and 1940 US Censuses in Camden-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Camden-County, New Jersey |
| Surname | Dugan |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Camden City |
| 1935 Residence (County) | Camden |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Camden City |
| Est. Birth Year | ~1924 |
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 |
|---|---|---|---|---|
| Mary Dugan | Daughter | — | 15 | ~1925 |
| Edward Dugan | Son | — | 18 | ~1922 |
| Mary Dugan | Spouse | — | 45 | ~1895 |
| James Dugan | Son | — | 14 | ~1926 |
| Edward Dugan | Head | — | 45 | ~1895 |
| John Dugan | Son | — | 16 | ~1924 |
| Marguerite Dugan | Daughter | — | 6 | ~1934 |
| Anthony Dugan | Son | — | 8 | ~1932 |
| Regina Dugan | Daughter | — | 7 | ~1933 |
Census Appearances
1930
Camden, New …
Son, age 6
Camden, New Jersey · implied b. ~1924 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dugan |
| Given Name | John J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Camden-County, New …
Son, age 16
Camden-County, New Jersey · implied b. ~1924 — 9 household members
| Surname | Dugan |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Camden City |
| 1935 Residence (County) | Camden |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Dugan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Dugan
Son · 1940 · age 16 · b. ~1924 · New Jersey
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Sibling
Regina Dugan
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Dugan
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Dugan
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Dugan
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marguerite Dugan
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anthony Dugan
Sibling · 1940 · age 8
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 — Camden-County, New Jersey
Open full size
1940 US Federal Census — Camden-County, New Jersey
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-02396-00475)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Catherine Potter | 62 | wife | — | Pennsylvania |
| 42 | Mary E Gamble | 64 | head | Housewife | New Jersey |
| 43 | Ruth Ruth | 32 | niece | Clerk | New Jersey |
| 44 | Harry Oriel | 61 | lodger | Carrier | New Jersey |
| 45 | James Mcconnell | 40 | head | Furnaceman | Maryland |
| 46 | Alma Mcconnell | 31 | wife | Tableworker | New Jersey |
| 47 | Catherine Bander | 62 | head | — | Pennsylvania |
| 48 | Louise Bander | 35 | daughter | Examiner | New Jersey |
| 49 | Flora Bander | 31 | daughter | Assembler | New Jersey |
| 50 | Ralph D. Bander | 28 | son | Labor | New Jersey |
| 51 | Christian G. Bander | 42 | son | Fireman | New Jersey |
| 52 | James Snitcher | 46 | head | Draftsman | New Jersey |
| 53 | Edna Snitcher | 43 | wife | — | New Jersey |
| 56 | William O'Connell | 41 | head | Rigger | Pennsylvania |
| 57 | Eleanor O'Connell | 40 | wife | — | Omaha |
| 58 | Helen O'Connell | 20 | daughter | — | New Jersey |
| 59 | Margaret O'Connell | 19 | daughter | Salesgirl | New Jersey |
| 60 | William O'Connell | 14 | son | — | New Jersey |
| 61 | Stanley Werts | 49 | head | Joiner | New Jersey |
| 62 | Myrtle B Werts | 50 | wife | — | New Jersey |
| 63 | Alston B Conner | 29 | head | Helper | North Carolina |
| 64 | Edith Conner | 24 | wife | Machine Work | Pennsylvania |
| 65 | Irloa Meifert | 24 | lodger | Labor | Pennsylvania |
| 66 | Betty Meifert | 25 | lodger | — | Pennsylvania |
| 67 | John R. Schenck | 31 | head | Manager | Pennsylvania |
| 68 | Margaret Schenck | 32 | wife | — | Scotland |
| 69 | Elizabeth Schenck | 9 | daughter | — | New Jersey |
| 70 | Margaret Schenck | 1 | daughter | — | New Jersey |
| 71 | Edward Killer | 37 | head | Labor | New Jersey |
| 72 | Edward Dugan | 45 | head | Sexton | N. Ireland |
| 73 | Mary Dugan | 45 | wife | — | N. Ireland |
| 74 | Edward Dugan | 18 | son | — | New Jersey |
| 75 | John Dugan THIS PERSON | 16 | son | — | New Jersey |
| 76 | Mary Dugan | 15 | daughter | — | New Jersey |
| 77 | James Dugan | 14 | son | — | New Jersey |
| 78 | Anthony Dugan | 8 | son | — | New Jersey |
| 79 | Regina Dugan | 7 | daughter | — | New Jersey |
| 80 | Marguerite Dugan | 6 | daughter | — | New Jersey |
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)