JH
John Hagan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this John Hagan across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Brooklyn
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Hagan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Brooklyn |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Clerk |
| Industry | Stock Exchange |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 264 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birthplace (normalized) | brooklyn |
| Occupation | Clerk |
| Township / Ward | New York City |
| Est. Birth Year | ~1917 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Grace Hagan | Daughter | — | 20 | ~1920 |
| Howard Hagan | Son | — | 17 | ~1923 |
| Nora Hagan | Spouse | — | 42 | ~1898 |
| John Hagan | Head | — | 48 | ~1892 |
| John Hagan | Son | — | 23 | ~1917 |
Census Appearances
1930
Kings, New …
Son, age 14
Kings, New York · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hagan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Brooklyn |
| Father's Birthplace | Brooklyn |
| Mother's Birthplace | Brooklyn |
| Can Read/Write | Yes |
| Birthplace (normalized) | brooklyn |
1940
Kings-County, New …
Son, age 23
Kings-County, New York · implied b. ~1917 — 5 household members
| Surname | Hagan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Brooklyn |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Occupation | Clerk |
| Industry | Stock Exchange |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 264 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birthplace (normalized) | brooklyn |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Hagan
Son · 1940 · age 23 · b. ~1917 · New York
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Sibling
Howard Hagan
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Hagan
Sibling · 1940 · age 20
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
1940 US Federal Census — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02582-00520)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Hagan | 48 | Head | Stock Broker | Brooklyn |
| 42 | Nora Hagan | 42 | Wife | — | Brooklyn |
| 43 | John Hagan THIS PERSON | 23 | Son | Clerk | Brooklyn |
| 44 | Grace Hagan | 20 | Daughter | Clerk | Brooklyn |
| 45 | Howard Hagan | 17 | Son | New Worker | Brooklyn |
| 46 | John Flagg | 37 | Head | Salesman | Brooklyn |
| 47 | Alice Flagg | 35 | Wife | — | Brooklyn |
| 48 | John Flagg | 10 | Son | — | Brooklyn |
| 49 | Alice Flagg | 9 | Daughter | — | Brooklyn |
| 50 | George James | 40 | Head | Printer | Brooklyn |
| 51 | Claire James | 36 | Wife | — | Brooklyn |
| 52 | George James | 10 | Son | — | Brooklyn |
| 53 | Robert James | 7 | Son | — | Brooklyn |
| 54 | John Ruehmling | 64 | Head | Stenographer | Germany |
| 55 | Elizabeth Ruehmling | 60 | Wife | — | Pennsylvania |
| 56 | Elizabeth Ruehmling | 39 | Daughter | School Teacher | Pennsylvania |
| 57 | Sam Selig | 63 | Head | — | Russia |
| 58 | Gertrude Selig | 58 | Wife | — | Russia |
| 59 | Edward Selig | 31 | Son | Salesman | Brooklyn |
| 60 | Sam Balke | 39 | Head | Clerk | Brooklyn |
| 61 | Madeline Balke | 34 | Wife | — | Brooklyn |
| 62 | Sam Balke | 9 | Son | — | Brooklyn |
| 63 | John Balke | 7 | Son | — | Brooklyn |
| 64 | Charles Rosenblat | 59 | Head | Proprietor | Russia |
| 65 | Fanny Rosenblat | 57 | Wife | — | Russia |
| 66 | Gertrude Rosenblat | 29 | Daughter | Typist | Bronx |
| 67 | Beatrice Rosenblat | 28 | Daughter | Publicity Agent | Bronx |
| 68 | Hope Rosenblat | 23 | Daughter | Teacher In Training | Brooklyn |
| 69 | Tracy Healy | 46 | Head | Dentist | Conn. |
| 70 | Florence Healy | 40 | Wife | — | Brooklyn |
| 71 | Tracy Healy | 21 | Son | New Worker | Brooklyn |
| 72 | Robert Healy | 17 | Son | New Worker | Brooklyn |
| 73 | Helen Healy | 13 | Daughter | — | Brooklyn |
| 74 | Michael Healy | 7 | Son | — | Brooklyn |
| 75 | Ann Benson | 60 | Head | — | New York |
| 76 | Walter Benson | 54 | Brother | Salesman | New York |
| 77 | Ann Benson | 43 | Niece | — | New York |
| 78 | Henry Runne | 51 | Head | Bartender | New York |
| 79 | Elsie Runne | 50 | Wife | — | New York |
| 80 | Edward Runne | 19 | Son | Messenger | Brooklyn |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)