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John Mcdonough — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Union, New Jersey
Our Model Tree links this John Mcdonough across the 1920 and 1930 US Censuses in Union, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 9-person household.
Age 17
b. ~1913
Male
Son
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Union, New Jersey |
| Surname | McDonough |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Office Boy |
| Industry | Real Estate |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Office Boy |
| Township / Ward | Elizabeth City |
| Est. Birth Year | ~1913 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Mcdonough | Daughter | — | 14 | ~1916 |
| Ella Mcdonough | Daughter | — | 17 | ~1913 |
| Marie Mcdonough | Daughter | — | 7 | ~1923 |
| Margaret Mcdonough | Daughter | — | 16 | ~1914 |
| Ella Mcdonough | Head | — | 42 | ~1888 |
| John Mcdonough | Son | — | 17 | ~1913 |
| Thomas Mcdonough | Son | — | 19 | ~1911 |
| William Mcdonough | Son | — | 5 | ~1925 |
| Patrick Mcdonough | Son | — | 18 | ~1912 |
Census Appearances
1920
Union, New …
Son, age 6
Union, New Jersey · implied b. ~1914 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonough |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Union, New …
Son, age 17
Union, New Jersey · implied b. ~1913 — 9 household members
| Surname | McDonough |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Office Boy |
| Industry | Real Estate |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Mcdonough across 2 US Census years (1920 and 1930) in Union, New Jersey, using XGBoost record linkage.
Show:
This person
Anchor record
John Mcdonough
Son · 1930 · age 17 · b. ~1913 · New Jersey
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Sibling
Patrick Mcdonough
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mcdonough
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Mcdonough
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mcdonough
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Mcdonough
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mcdonough
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Mcdonough
Sibling · 1930 · age 14
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 — Union, New Jersey
Open full size
1930 US Federal Census — Union, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1386:0788)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Rhoda Stevens | 35 | Boarder | Saleslady | Pennsylvania |
| 52 | Duncan Ellis | 44 | Head | Engineer | England |
| 53 | Edna Ellis | 45 | Wife | None | Wisconsin |
| 54 | Robert Ellis | 22 | Son | None | Illinois |
| 55 | Leonard P. Ellis | 12 | Son | None | New Jersey |
| 56 | Donald Ellis | 8 | Son | None | New Jersey |
| 57 | Lillian Ellis | 71 | Mother | None | England |
| 58 | Fred W. Bauer | 25 | Head | Confectioner | New Jersey |
| 59 | Augusta Bauer | 29 | Wife | None | New Jersey |
| 60 | Dennis Kelly | 49 | Head | Engineer | Ireland |
| 61 | Robert Kelly | 26 | Son | Clerk | New Jersey |
| 62 | Dennis Kelly | 22 | Son | None | New Jersey |
| 63 | Eugene Kelly | 20 | Son | None | New Jersey |
| 64 | Raymond Kelly | 18 | Son | Clerk | New Jersey |
| 65 | Mary Kelly | 14 | Daughter | None | New Jersey |
| 66 | Helen Kelly | 12 | Daughter | None | New Jersey |
| 67 | Edward Spitler | 42 | Head | Engineer | Pennsylvania |
| 68 | Marguerite Spitler | 38 | Wife | None | New Jersey |
| 69 | Edward Spitler | 15 | Son | None | New Jersey |
| 70 | Randolph Spitler | 8 | Son | None | New Jersey |
| 71 | William Cox | 41 | Head | Supt. Fire Dept | New York |
| 72 | Mabel B. Cox | 39 | Wife | None | Pennsylvania |
| 73 | William Cox | 19 | Son | None | Pennsylvania |
| 74 | Vera Cox | 17 | Daughter | None | Pennsylvania |
| 75 | Frank Volker | 41 | Head | Electrician | New Jersey |
| 76 | Rose Volker | 41 | Wife | None | New Jersey |
| 77 | Joseph Volker | 17 | Son | Mechanical | New Jersey |
| 78 | James Volker | 12 | Son | None | New Jersey |
| 79 | Uriah Tiegeman | 53 | Head | Usher | New York |
| 80 | Dorothy Tiegeman | 49 | Wife | None | New Jersey |
| 81 | Frank Zimmerman | 36 | Boarder | Mason | Russia |
| 82 | Ella Mcdonough | 42 | Head | None | New York |
| 83 | Thomas Mcdonough | 19 | Son | Helper | New York |
| 84 | Patrick Mcdonough | 18 | Son | Window Cleaner | New York |
| 85 | John Mcdonough THIS PERSON | 17 | Son | Office Boy | New Jersey |
| 86 | Ella Mcdonough | 17 | Daughter | Stenographer | New Jersey |
| 87 | Margaret Mcdonough | 16 | Daughter | None | New Jersey |
| 88 | Dorothy Mcdonough | 14 | Daughter | None | New Jersey |
| 89 | Marie Mcdonough | 7 | Daughter | None | New Jersey |
| 90 | William Mcdonough | 5 | Son | None | New Jersey |
| 91 | William S. Whelan | 28 | Head | Supervisor | New Jersey |
| 92 | Nellie Whelan | 52 | Mother | None | Irish Free State |
| 93 | Richard A. Luly | 56 | Boarder | None | New Jersey |
| 94 | John F. Whelan | 41 | Brother-in-law | Contractor | New Jersey |
| 95 | John W. Whelan | 8 | Nephew | None | New Jersey |
| 96 | Helen F. Whelan | 4 | Niece | None | New Jersey |
| 97 | Alfred B. Whelan | 1 | Nephew | None | New Jersey |
| 98 | William T. Sofield | 70 | Uncle | Pipe Fitter | New Jersey |
| 99 | Edward Dupich | 22 | Head | Machinist | New Jersey |
| 100 | Hilda Dupich | 23 | Wife | None | Germany |
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)