JH
John Hagan — 1930 US Census Record
Model Tree available1930 United States Federal Census · New York, New York
Our Model Tree links this John Hagan across the 1920, 1930 and 1940 US Censuses in New York, New York (XGBoost, ~Confirmed), with identified parents John & Mary — first a son (b.~1908), then head of a 4-person household.
Age 22
b. ~1908
Male
Son
Born: New York
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | New York, New York |
| Surname | Hagan |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Commercial |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Chauffeur |
| Township / Ward | New York City |
| Est. Birth Year | ~1908 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Edward Hagan | Son | — | 13 | ~1917 |
| John Hagan | Son | — | 22 | ~1908 |
| William Hagan | Son | — | 11 | ~1919 |
| John Hagan | Head | — | 52 | ~1878 |
Census Appearances
1920
New York, …
Son, age 12
New York, New York · implied b. ~1908 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | John J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| 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
New York, …
Son, age 22
New York, New York · implied b. ~1908 — 4 household members
| Surname | Hagan |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Chauffeur |
| Industry | Commercial |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Bronx-County, New …
Head, age 32
Bronx-County, New York · implied b. ~1908 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | The Bronx |
| Occupation | Chauffeur |
| Industry | N.Y.C. |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 920 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| 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 John Hagan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Hagan (~0.92 confidence) and mother Mary Hogan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Hagan
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Mary Hogan
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Hagan
Son · 1930 · age 22 · b. ~1908 · New York
★ You are viewing this record
Sibling
Edward Hagan
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hagan
Sibling · 1930 · age 11
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 — New York, New York
Open full size
1930 US Federal Census — New York, New York
Page Contents
7 people indexed on this census page (ia:1930:newyorkcensus00reel1550:0959)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Joseph Hagan | 52 | Head | Chauffeur | New York |
| 52 | John J. Hagan THIS PERSON | 22 | Son | Chauffeur | New York |
| 53 | Edward Hagan | 13 | Son | — | New York |
| 54 | William Hagan | 11 | Son | — | New York |
| 55 | Henry Betz | 38 | Head | — | New York |
| 56 | Elizabeth Betz | 32 | Wife-H | Gateman | New York |
| 57 | Ellen Betz | 12 | Daughter | — | New York |
Pedigree Summary
John + 2 siblings
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)