JD
John Dugan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, New Jersey
Our Model Tree links this John Dugan across the 1930 and 1940 US Censuses in Middlesex, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 7-person household.
Age 9
b. ~1921
Male
Son
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, New Jersey |
| Surname | Dugan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | South Amboy City |
| Est. Birth Year | ~1921 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Dolores Dugan | Daughter | — | 1 | ~1929 |
| Paul Dugan | Son | — | 2 | ~1928 |
| John Dugan | Son | — | 9 | ~1921 |
| Catherine Dugan | Spouse | — | 31 | ~1899 |
| Eugene Dugan | Son | — | 4 | ~1926 |
| Paul Dugan | Head | — | 31 | ~1899 |
| Catherine Dugan | Daughter | — | 8 | ~1922 |
Census Appearances
1930
Middlesex, New …
Son, age 9
Middlesex, New Jersey · implied b. ~1921 — 7 household members
| Surname | Dugan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Middlesex-County, New …
Son, age 18
Middlesex-County, New Jersey · implied b. ~1922 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Deegan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | New Brunswick City |
| 1935 Residence (County) | Middlesex |
| Occupation | Clerk |
| Industry | Private Business |
| Class of Worker | PW |
| Hours Worked | 37 |
| Income (1939) | 200 |
| Highest Grade | No 7 |
| 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 · 1930 · age 9 · b. ~1921 · New Jersey
★ You are viewing this record
Sibling
Dolores Dugan
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Dugan
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Dugan
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Dugan
Sibling · 1930 · age 2
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
1930 US Federal Census — Middlesex, New Jersey
Open full size
1930 US Federal Census — Middlesex, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1369:0060)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | George Clark | 21 | Head | Laborer | New Jersey |
| 52 | Margaret Clark | 25 | Daughter | Laborer | New Jersey |
| 53 | Robert Clark | 20 | Son | Laborer | New Jersey |
| 54 | James Clark | 18 | Son | Laborer | New Jersey |
| 55 | Helen Clark | 17 | Daughter | Sorter | New Jersey |
| 56 | Elizabeth Clark | 15 | Daughter | — | New Jersey |
| 57 | Alfred Clark | 6 | Grandson | — | New Jersey |
| 58 | Paul C. Dugan | 31 | Head | Foreman | New Jersey |
| 59 | Catherine Dugan | 31 | Wife | — | New Jersey |
| 60 | John Dugan THIS PERSON | 9 | Son | — | New Jersey |
| 61 | Catherine Dugan | 8 | Daughter | — | New Jersey |
| 62 | Eugene Dugan | 4 | Son | — | New Jersey |
| 63 | Paul Dugan | 2 | Son | — | New Jersey |
| 64 | Dolores Dugan | 1 | Daughter | — | New Jersey |
| 65 | Samuel Neis | 40 | Head | Contractor | Austria Hungary |
| 66 | Sadie Neis | 39 | Wife | — | Austria Hungary |
| 67 | Max Neis | 17 | Son | Foreman | New York |
| 68 | Daniel Neis | 15 | Son | — | New York |
| 69 | Kate Neis | 14 | Daughter | — | New York |
| 70 | Helen Neis | 10 | Daughter | — | New York |
| 71 | Florence Neis | 9 | Daughter | — | New York |
| 72 | Fredrick Neis | 4 | Son | — | New Jersey |
| 73 | Louis Lentul | 42 | Brother-in-law | Machine Operator | Austria Hungary |
| 74 | William E. Grove | 43 | Head | Machinist | New Jersey |
| 75 | Emma M. Grove | 39 | Wife | — | New Jersey |
| 76 | Vivian Grove | 12 | Daughter | Presser | New Jersey |
| 77 | Clara Grove | 9 | Daughter | — | New Jersey |
| 78 | Edward A. Condon | 38 | Brother-in-law | Laborer | New Jersey |
| 79 | Mary F. Musadino | 49 | Head | — | Italy |
| 80 | Frank Musadino | 26 | Son | Operator | New Jersey |
| 81 | Josephine Musadino | 16 | Daughter | — | New Jersey |
| 82 | Rose Musadino | 9 | Daughter | — | New Jersey |
| 83 | Paul Musadino | 5 | Son | — | New Jersey |
| 84 | Ralph Perrie | 56 | Boarder | Watchman | Italy |
| 85 | Stephen Hogischowski | 39 | Head | Fireman | Russia Poland |
| 86 | Sophia Hogischowski | 39 | Wife | — | Russia Poland |
| 87 | Stephen Hogischowski | 13 | Son | — | New Jersey |
| 88 | Joseph Hogischowski | 11 | Son | — | New Jersey |
| 89 | Helen Hogischowski | 9 | Daughter | — | New Jersey |
| 90 | Genevieve Hogischowski | 7 | Daughter | — | New Jersey |
| 91 | Joel D. Lauer | 35 | Head | Mechanical Engineer | New Jersey |
| 92 | Anna A. Lauer | 34 | Wife | — | New Jersey |
| 93 | Lee R. Lauer | 6 | Son | — | New Jersey |
| 94 | George W. Morgan | 35 | Head | Salesman | New Jersey |
| 95 | Mabel M. Morgan | 36 | Wife | — | New Jersey |
| 96 | George W. Jr. Morgan | 12 | Son | — | New Jersey |
| 97 | Frederick Morgan | 11 | Son | — | New Jersey |
| 98 | Norman Morgan | 10 | Son | — | New Jersey |
| 99 | Clara Monahan | 53 | Head | Trimmer | New Jersey |
| 100 | James Monahan | 29 | Nephew | — | New Jersey |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)