WM
William Mcgrath — 1930 US Census Record
Model Tree available1930 United States Federal Census · Camden, New Jersey
Our Model Tree links this William Mcgrath across the 1910, 1920 and 1930 US Censuses in Camden, New Jersey (XGBoost, ~Confirmed), with identified parents Patrick & Saddie — first a head (b.~1903), then head of a 4-person household.
Age 27
b. ~1903
Male
Head
Born: New Jersey
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Camden, New Jersey |
| Surname | McGrath |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 19 |
| Father's Birthplace | Newfoundland |
| Mother's Birthplace | Newfoundland |
| Additional Details | |
| Occupation | Policeman |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Veteran | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Policeman |
| Township / Ward | Camden City |
| Est. Birth Year | ~1903 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Ethel Mcgrath | Spouse | — | 22 | ~1908 |
| William Mcgrath | Head | — | 27 | ~1903 |
| William Mcgrath | Son | — | 4 | ~1926 |
| Robert Mcgrath | Son | — | 2 | ~1928 |
Census Appearances
1910
Camden, New …
Son, age 7
Camden, New Jersey · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGrath |
| Given Name | William F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Newfoundland |
| Mother's Birthplace | Newfoundland |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1920
Camden, New …
Son, age 17
Camden, New Jersey · implied b. ~1903 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGrath |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Newfoundland |
| Mother's Birthplace | Newfoundland |
| Occupation | Heater |
| Industry | Ship Yard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Camden, New …
Head, age 27
Camden, New Jersey · implied b. ~1903 — 4 household members
| Surname | McGrath |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 19 |
| Father's Birthplace | Newfoundland |
| Mother's Birthplace | Newfoundland |
| Occupation | Policeman |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Veteran | No |
| 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 William Mcgrath across 3 US Census years (1910, 1920 and 1930) in Camden, New Jersey, using XGBoost record linkage. Identified parents: father Patrick Mcgrath (~0.92 confidence) and mother Saddie Mcgrath (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Patrick Mcgrath
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Saddie Mcgrath
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Mcgrath
Head · 1930 · age 27 · b. ~1903 · New Jersey
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Camden, New Jersey
Open full size
1930 US Federal Census — Camden, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1320:0708)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hixon | None | — | — | — |
| 2 | Hixon | None | — | — | — |
| 3 | Tommaso Piccioni | 34 | Head | Bricklayer | Italy |
| 4 | Maria Piccioni | 38 | Wife | None | Italy |
| 5 | Joseph Piccioni | 17 | Son | Laborer | Ohio |
| 6 | Joseph Leonhardt | 35 | Head | Fireman | New Jersey |
| 7 | Margurite Leonhardt | 33 | Wife | None | New Jersey |
| 8 | Charles Leonhardt | 14 | Son | None | New Jersey |
| 9 | Anita Leonhardt | 11 | Daughter | None | New Jersey |
| 10 | Mary Leonhardt | 5 | Daughter | — | New Jersey |
| 11 | Rose Mahan | 60 | Head | Laundress | New Jersey |
| 12 | Frank Mahan | 37 | Son | Auto Mechanic | New Jersey |
| 13 | Frances Hicks | 42 | Sister | Housekeeper | New Jersey |
| 14 | — | None | — | — | — |
| 15 | Joseph Stelleno | 23 | Head | Painter | New Jersey |
| 16 | Margurita Stelleno | 20 | Wife | None | Pennsylvania |
| 17 | Nancy Stelleno | 3 | Daughter | — | New Jersey |
| 18 | — | None | — | — | — |
| 19 | Margurite Leonhardt | 13 | — | None | New Jersey |
| 20 | — | None | — | — | — |
| 21 | — | None | — | — | — |
| 22 | Robert Mulholland | 45 | Head | Laborer | New Jersey |
| 23 | Frank Medina | 57 | Boarder | Engineer | Cuba |
| 24 | — | None | — | — | — |
| 25 | William Mcbride | 63 | Head | Moulder | New Jersey |
| 26 | Catherine Mcbride | 52 | Wife | None | Pennsylvania |
| 27 | Charles Mcbride | 18 | Son | None | New Jersey |
| 28 | Norman Mcbride | 14 | Son | None | New Jersey |
| 29 | George Mcbride | 9 | Son | None | New Jersey |
| 30 | Joseph Mcbride | 7 | Son | — | New Jersey |
| 31 | Catherine Jr. Mcbride | 4 | Daughter | — | New Jersey |
| 32 | John Pratt | 55 | Head | Plumber | England |
| 33 | Catherine Pratt | 53 | Wife | None | Pennsylvania |
| 34 | Bernice Pratt | 20 | Daughter | None | New Jersey |
| 35 | Doris Pratt | 10 | Daughter | None | New Jersey |
| 36 | Robert Pratt | 22 | Son | Riveter | New Jersey |
| 37 | Vittoria Pratt | 21 | Daughter-in-law | None | New Jersey |
| 38 | Robert Jr. Pratt | 1 | Gr. Son | — | New Jersey |
| 39 | William Mcgrath THIS PERSON | 27 | Head | Policeman | New Jersey |
| 40 | Ethel Mcgrath | 22 | Wife | None | Pennsylvania |
| 41 | William Jr. Mcgrath | 4 | Son | — | New Jersey |
| 42 | Robert Mcgrath | 2 | Son | — | New Jersey |
| 43 | Mary S. Moore | 50 | Head | None | New Jersey |
| 44 | Walter Finger | 22 | Boarder | Laborer | New Jersey |
| 45 | William M. D'Amico | 38 | Head | Undertaker | Virginia |
| 46 | Helen D'Amico | 34 | Wife | None | New Jersey |
| 47 | Albert D'Amico | 15 | Son | None | New Jersey |
| 48 | William Jr. D'Amico | 12 | Son | None | New Jersey |
| 49 | Charles D'Amico | 8 | Son | None | New Jersey |
| 50 | Doris D'Amico | 3 | Daughter | — | New Jersey |
Pedigree Summary
William
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)