WM
William Mahoney — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Kings, New York
Our Model Tree links this William Mahoney across the 1920 and 1930 US Censuses in Kings, New York (XGBoost, ~Confirmed) — first a head (b.~1894), then head of a 10-person household.
Age 36
b. ~1894
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 | 36 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 22 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Clerk |
| Industry | Post Office |
| Class of Worker | 7X76 |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Clerk |
| Township / Ward | Brooklyn |
| Est. Birth Year | ~1894 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Margaret Mahoney | Daughter | — | 9 | ~1921 |
| Margaret Mahoney | Other | — | 32 | ~1898 |
| Mary Mahoney | Daughter | — | 8 | ~1922 |
| David Mahoney | Son | — | 10 | ~1920 |
| Eileen Mahoney | Daughter | — | 3 | ~1927 |
| William Mahoney | Son | — | ~1930 | |
| William Mahoney | Head | — | 36 | ~1894 |
| Anna Mahoney | Daughter | — | 6 | ~1924 |
| Lillian Mahoney | Daughter | — | 12 | ~1918 |
| Kathleen Mahoney | Daughter | — | 1 | ~1929 |
Census Appearances
1920
Kings, New …
Son, age 25
Kings, New York · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mahoney |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| 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 36
Kings, New York · implied b. ~1894 — 10 household members
| Surname | Mahoney |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 22 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Clerk |
| Industry | Post Office |
| Class of Worker | 7X76 |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| 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 2 US Census years (1920 and 1930) in Kings, New York, using XGBoost record linkage.
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This person
Anchor record
William Mahoney
Head · 1930 · age 36 · b. ~1894 · New York
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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
25 people indexed on this census page (ia:1930:newyorkcensus00reel1514:0649)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | James Mccurty | 50 | Head | Stationary Engineer | North Ireland |
| 52 | Rosanna Mccurty | 47 | Wife-H | — | North Ireland |
| 53 | Frank Mccurty | 22 | Son | — | New York |
| 54 | James Mccurty | 20 | Son | Messenger | New York |
| 55 | Helen Mccurty | 17 | Daughter | Bookkeeper | New York |
| 56 | Robert Mccurty | 14 | Son | — | New York |
| 57 | Anna Mccurty | 12 | Daughter | — | New York |
| 58 | Mary Hogler | 21 | Daughter | — | New York |
| 59 | Charles Hogler | 2 | Grandson | — | New York |
| 60 | Add Lowery | 41 | Head | Electrician | New York |
| 61 | Margaret Lowery | 41 | Wife-H | — | New York |
| 62 | Adley Lowery | 21 | Son | G. Worker | New York |
| 63 | Edgar Lowery | 18 | Son | Messenger | New York |
| 64 | Theodore Lowery | 11 | Son | — | Georgia |
| 65 | Eva Dreves | 81 | Mother | — | Germany |
| 66 | William Mahoney THIS PERSON | 36 | Head | Clerk | New York |
| 67 | Margaret Mahoney | 32 | Wife-H | — | New York |
| 68 | Lillian Mahoney | 12 | Daughter | — | New York |
| 69 | David Mahoney | 10 | Son | — | New York |
| 70 | Margaret Mahoney | 9 | Daughter | — | New York |
| 71 | Mary Mahoney | 8 | Daughter | — | New York |
| 72 | Anna Mahoney | 6 | Daughter | — | New York |
| 73 | Eileen Mahoney | 3 | Daughter | — | New York |
| 74 | Kathleen Mahoney | 1 | Daughter | — | New York |
| 75 | William Mahoney | 0 | Son | — | New York |
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)