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James Reilly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this James Reilly across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 7-person household.
Age 13
b. ~1927
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Reilly |
| Given Name | James Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same Home |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | New York City |
| Est. Birth Year | ~1927 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Eileen Reilly | Daughter | — | 10 | ~1930 |
| Catherine Reilly | Daughter | — | 17 | ~1923 |
| Lorretta Reilly | Daughter | — | 7 | ~1933 |
| James Reilly | Head | — | 43 | ~1897 |
| James Reilly | Son | — | 13 | ~1927 |
| Francis Reilly | Son | — | 19 | ~1921 |
| Catherine Reilly | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Kings, New …
Son, age 2
Kings, New York · implied b. ~1928 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reilly |
| Given Name | James J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 13
Kings-County, New York · implied b. ~1927 — 7 household members
| Surname | Reilly |
| Given Name | James Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Highest Grade | 8 |
| 1935 Residence | Same Home |
| 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 James Reilly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Reilly
Son · 1940 · age 13 · b. ~1927 · New York
★ You are viewing this record
Sibling
Catherine Reilly
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Reilly
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Reilly
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorretta Reilly
Sibling · 1940 · age 7
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-t0627-02582-00637)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Vincent Mazzella | 13 | Son | — | New York |
| 2 | Lera Mazzella | 8 | Daughter | — | New York |
| 3 | Susan Mazzella | 4 | Daughter | — | New York |
| 4 | Charles Losme | 29 | Head | Machine Oper | New York |
| 5 | Marion Losme | 28 | Wife | — | New York |
| 6 | Laurel Losme | 8 | Daughter | — | New York |
| 7 | Charles Jr Losme | 6 | Son | — | New York |
| 8 | Richard Losme | 1 | Son | — | New York |
| 9 | James Reilly | 43 | Head | Clerk | New York |
| 10 | Catherine Reilly | 42 | Wife | — | New York |
| 11 | Francis Reilly | 19 | Son | Messenger | New York |
| 12 | Catherine Reilly | 17 | Daughter | — | New York |
| 13 | James Jr Reilly THIS PERSON | 13 | Son | — | New York |
| 14 | Eileen Reilly | 10 | Daughter | — | New York |
| 15 | Lorretta Reilly | 7 | Daughter | — | New York |
| 16 | Frank Malone | 74 | Head | — | Eire |
| 17 | William Malone | 36 | Son | Clerk | New York |
| 18 | Ellen Driscoll | 58 | Sister in law | — | Eire |
| 19 | Harry Roth | 44 | Head | Clerk | New York |
| 20 | Genevieve Roth | 43 | Wife | — | New York |
| 21 | George Roth | 13 | Son | — | New York |
| 22 | Harry Jr Roth | 9 | Son | — | New York |
| 23 | Martin Mcgowan | 67 | Father in law | Custodian | New York |
| 24 | Mary Mcgowan | 65 | Mother in law | — | New York |
| 25 | Martin Jr Mcgowan | 33 | Brother in law | Chauffeur | New York |
| 26 | Richard Vaill | 70 | Head | Shipper | New York |
| 27 | Louisa Vaill | 60 | Wife | — | England |
| 28 | George Vaill | 42 | Son | Clerk | New York |
| 29 | Elsie Vaill | 42 | Daughter in law | — | Sweden |
| 30 | Richard Vaill | 11 | Grandson | — | New York |
| 31 | Anthony Balzarini | 72 | Head | — | New York |
| 32 | Frank Balzarini | 45 | Son | Candy Maker | New York |
| 33 | James Balzarini | 40 | Son | — | New York |
| 34 | Rose Balzarini | 35 | Daughter | Clerk | New York |
| 35 | Marie Balzarini | 32 | Daughter | Stenographer | New York |
| 36 | John Eichler | 62 | Head | Bookkeeper | Russia |
| 37 | Diana Eichler | 60 | Wife | — | Sweden |
| 38 | Carl Eichler | 27 | Son | Clerk | New York |
| 39 | Michael J. Walsh | 63 | Head | Fireman | New York |
| 40 | Mary Walsh | 48 | Wife | — | New York |
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)