WM
William Mahoney — 1930 US Census Record
Model Tree available1930 United States Federal Census · Kings, New York
Our Model Tree links this William Mahoney across the 1910, 1920 and 1930 US Censuses in Kings, New York (XGBoost, ~Confirmed), with identified parents James & Mary — first a head (b.~1895), then head of a 4-person household.
Age 35
b. ~1895
Male
Head
Born: New York
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Kings, New York |
| Surname | Mahoney |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 25 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 44 |
| Radio Set | R |
| Veteran | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Brooklyn Boro Part Of |
| Est. Birth Year | ~1895 |
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 |
|---|---|---|---|---|
| Joseph Mahoney | Son | — | 9 | ~1921 |
| Josephine Mahoney | Other | — | 30 | ~1900 |
| William Mahoney | Son | — | 7 | ~1923 |
| William Mahoney | Head | — | 35 | ~1895 |
Census Appearances
1910
Kings, New …
Son, age 13
Kings, New York · implied b. ~1897 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mahoney |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Kings, New …
Son, age 24
Kings, New York · implied b. ~1896 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mahoney |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Chauffeur |
| Industry | Private Fam |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Head, age 35
Kings, New York · implied b. ~1895 — 4 household members
| Surname | Mahoney |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 25 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 44 |
| Radio Set | R |
| Veteran | No |
| 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 William Mahoney across 3 US Census years (1910, 1920 and 1930) in Kings, New York, using XGBoost record linkage. Identified parents: father James Mahoney (~0.92 confidence) and mother Mary Mahoney (~0.92 confidence) and mother Mary Mahoney (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Mahoney
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Mary Mahoney
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Mary Mahoney
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Mahoney
Head · 1930 · age 35 · b. ~1895 · New York
★ 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 — Kings, New York
Open full size
1930 US Federal Census — Kings, New York
Page Contents
50 people indexed on this census page (ia:1930:newyorkcensus00reel1507:0899)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Malone | 15 | Son-at | — | New York |
| 2 | John Malone | 13 | Son | — | New York |
| 3 | Stephen Malone | 9 | Son | — | New York |
| 4 | James Harris | 60 | Head | — | Pennsylvania |
| 5 | Annie Harris | 56 | Wife-H | — | Germany |
| 6 | Helen Harris | 27 | Daughter | — | Pennsylvania |
| 7 | Elizabeth Harris | 25 | Daughter | Clerk | Pennsylvania |
| 8 | John Harris | 22 | Son | Clerk | Pennsylvania |
| 9 | Joseph Harris | 20 | Son | Clerk | Pennsylvania |
| 10 | Marion Harris | 17 | Daughter | — | Pennsylvania |
| 11 | Harold Fulham | 26 | Boarder | — | Philadelphia |
| 12 | Sarah Abrams | 68 | Head | Clerk | New York |
| 13 | Hazel Abrams | 43 | Daughter | — | New York |
| 14 | Curtis Abrams | 29 | Son | Clerk | New York |
| 15 | John J. Leomon | 49 | Head | Agent | Irish Free State |
| 16 | William E. Emery | 71 | Bro-in-law | Collector | New York |
| 17 | Mary Emery | 48 | Sis-in-law | Janitor | New York |
| 18 | James E. Emery | 24 | Nephew | — | New York |
| 19 | Erin Mcinerney | 24 | Head | Supervising | North Carolina |
| 20 | Isabel Mcinerney | 22 | Wife-H | Supt. | Washington |
| 21 | — | None | — | — | — |
| 22 | Henry Peterson | 30 | Head | Fireman | Connecticut |
| 23 | Margaret Peterson | 32 | Wife-H | — | New York |
| 24 | Francis Peterson | 11 | Son | — | New York |
| 25 | John Peterson | 10 | Son | — | New York |
| 26 | Henry Peterson | 8 | Son | — | New York |
| 27 | Charles Peterson | 2 | Son | — | New York |
| 28 | David Payne | 29 | Head | Manager | New York |
| 29 | Elizabeth Payne | 29 | Wife-H | — | New York |
| 30 | Elizabeth Payne | 8 | Daughter | — | New York |
| 31 | Gloria Margaret Payne | 1 | Daughter | — | New York |
| 32 | Birger Gilbert | 26 | Head | Waiter | Norway |
| 33 | Erna Gilbert | 21 | Wife-H | — | Norway |
| 34 | Birger Gilbert | 7 | Son | — | New York |
| 35 | Andrew Gilbert | 1 | Son | — | New York |
| 36 | Harry Eugene | 56 | Head | Musician | New York |
| 37 | Adele Emil Eugene | 65 | Roomer | Teacher | Germany |
| 38 | Edna Mary Eugene | 38 | Niece-H | Polisher | New York |
| 39 | Harry Ross | 48 | Head | Expeditor | Irish Free State |
| 40 | Mayel Ross | 45 | Wife-H | — | Irish Free State |
| 41 | Mary Ross | 20 | Daughter | — | New York |
| 42 | Brendan Ross | 12 | Son | — | New York |
| 43 | Erma Ross | 10 | Daughter | — | New York |
| 44 | Joan Ross | 8 | Daughter | — | New York |
| 45 | William Mahoney THIS PERSON | 35 | Head | — | New York |
| 46 | Josephine Mahoney | 30 | Wife-H | Receiving Clerk | New York |
| 47 | Joseph Mahoney | 9 | Son | — | New York |
| 48 | William Mahoney | 7 | Son | — | New York |
| 49 | Patrick Humphreys | 28 | Head | Maintenance | Massachusetts |
| 50 | Martha Humphreys | 28 | Wife-H | — | New York |
Pedigree Summary
William
Gen 1 · 3 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)