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John Reilly — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this John Reilly across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents Patrick & Mary — first a head (b.~1901), then head of a 5-person household.
Age 39
b. ~1901
Male
Head
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Reilly |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Accountant |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 991 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Accountant |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1901 |
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 |
|---|---|---|---|---|
| Patricia Reilly | Daughter | — | 13 | ~1927 |
| John Reilly | Head | — | 39 | ~1901 |
| Elizabeth Penders | Other | — | 60 | ~1880 |
| Donald Reilly | Son | — | 5 | ~1935 |
| Rita Reilly | Spouse | — | 32 | ~1908 |
Census Appearances
1920
Hudson, New …
Son, age 19
Hudson, New Jersey · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Riley |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Tallyer |
| Industry | Government |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Head, age 29
Hudson, New Jersey · implied b. ~1901 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Riley |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 21 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 30 |
| Radio Set | R |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Head, age 39
Hudson-County, New Jersey · implied b. ~1901 — 5 household members
| Surname | Reilly |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | Accountant |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 991 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Reilly across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Patrick Riley (~0.92 confidence) and mother Mary Riley (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Patrick Riley
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Mary Riley
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Reilly
Head · 1940 · age 39 · b. ~1901 · New Jersey
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02406-00380)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Emelie Wormann | 62 | Head | — | New Jersey |
| 42 | James Mulvaney | 34 | Head | Iron Man | New Jersey |
| 43 | Margaret Mulvaney | 30 | Wife | — | New Jersey |
| 44 | James Mulvaney | 7 | Son | — | New Jersey |
| 45 | Eileen Mulvaney | 4 | Daughter | — | New Jersey |
| 46 | John Reilly THIS PERSON | 39 | Head | Accountant | New Jersey |
| 47 | Rita Reilly | 32 | Wife | Telephone Operator | New York |
| 48 | Patricia Reilly | 13 | Daughter | — | New Jersey |
| 49 | Donald Reilly | 5 | Son | — | New Jersey |
| 50 | Elizabeth Penders | 60 | Mother-in-law | — | Ireland |
| 51 | Simon Kierman | 58 | Head | Labor | New Jersey |
| 52 | Helen Kierman | 47 | Sister | — | New Jersey |
| 53 | Frank Kierman | 43 | Brother | — | New Jersey |
| 54 | Catherine Brady | 45 | Cousin | Telephone Operator | New Jersey |
| 55 | Bridget Mathews | 75 | Head | — | New Jersey |
| 56 | Molly Mathews | 52 | Daughter | — | New Jersey |
| 57 | Margaret Schwenzer | 61 | Head | — | New Jersey |
| 58 | Emma Schwenzer | 31 | Daughter | Bookkeeper | New Jersey |
| 59 | Eliza Baxter | 72 | Sister | Practical Nurse | New York |
| 60 | Frank Wilson | 56 | Head | Engineer | New Jersey |
| 61 | Catherine Wilson | 56 | Wife | — | New Jersey |
| 62 | Safford Adams | 50 | Head | Salesman | New York |
| 63 | Addie Adams | 50 | Wife | — | New Jersey |
| 64 | Edward Adams | 19 | Son | Clerk | New Jersey |
| 65 | Safford Jr Adams | 16 | Son | — | New Jersey |
| 66 | Elsa Adams | 7 | Son | — | New Jersey |
| 67 | Farnham Royce | 31 | Head | Bank Clerk | New York |
| 68 | Virginia Royce | 30 | Wife | — | New Jersey |
| 69 | Robert Royce | 8 | Son | — | New Jersey |
| 70 | David Royce | 5 | Son | — | New Jersey |
| 71 | John Kearney | 48 | Head | Labor | New York |
| 72 | Nora Kearney | 44 | Wife | — | New York |
| 73 | John Jr Kearney | 18 | Son | New Worker | New Jersey |
| 74 | Helen Kearney | 16 | Daughter | — | New Jersey |
| 75 | Head Edward | None | M | Park Dept | — |
| 76 | Gladys Edward | 43 | Sister | — | New Jersey |
| 77 | Warren Casey | 47 | Head | Manager | New Jersey |
| 78 | Florence Casey | 50 | Sister | — | New Jersey |
| 79 | Grace Casey | 40 | Sister | — | New Jersey |
| 80 | Extra Line | None | — | — | — |
Pedigree Summary
John
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 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)