JC
John Clancy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this John Clancy across the 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 7-person household.
Age 17
b. ~1923
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Clancy |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | HOBOKEN CITY |
| 1935 Residence (County) | HUDSON |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Hoboken City |
| Est. Birth Year | ~1923 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Robert Clancy | Son | — | 27 | ~1913 |
| Julia Clancy | Spouse | — | 46 | ~1894 |
| Francis Clancy | Son | — | 22 | ~1918 |
| Thomas Clancy | Son | — | 28 | ~1912 |
| Peter Clancy | Head | — | 52 | ~1888 |
| John Clancy | Son | — | 17 | ~1923 |
| Eileen Clancy | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Hudson, New …
Son, age 7
Hudson, New Jersey · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clancy |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Son, age 17
Hudson-County, New Jersey · implied b. ~1923 — 7 household members
| Surname | Clancy |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | HOBOKEN CITY |
| 1935 Residence (County) | HUDSON |
| Highest Grade | Hs 1 |
| 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 Clancy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Clancy
Son · 1940 · age 17 · b. ~1923 · New Jersey
★ You are viewing this record
Sibling
Robert Clancy
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Clancy
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Clancy
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Clancy
Sibling · 1940 · age 22
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 — 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-t0627-02349-00245)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Grace Agnes Karl | 26 | Daughter | Stenographer | New Jersey |
| 2 | Irvine Draney | 39 | Head | Office Clerk | New Jersey |
| 3 | Estelle Draney | 44 | Wife | Pencil Packer | New York |
| 4 | Patrick Draney | 24 | Son | Auditor | New Jersey |
| 5 | Mary Draney | 22 | Daughter | Box Maker | New Jersey |
| 6 | Marguerite Cooper | 47 | Head | — | New York |
| 7 | Edward King | 42 | Head | Checker | New Jersey |
| 8 | Lillian King | 36 | Wife | — | New Jersey |
| 9 | Lillian King | 12 | Daughter | — | New Jersey |
| 10 | Catherine King | 4 | Daughter | — | New Jersey |
| 11 | John Thomas Mcdonough | 48 | Head | Longshoreman | Eire |
| 12 | Catherine Mcdonough | 50 | Wife | — | Eire |
| 13 | Mary Catherine Mcdonough | 18 | Daughter | Wrapper | New Jersey |
| 14 | Anna Mcdonough | 16 | Daughter | — | New Jersey |
| 15 | Margaret Elizabeth Mcdonough | 13 | Daughter | — | New Jersey |
| 16 | Peter Clancy | 52 | Head | Distributer | New York |
| 17 | Julia Clancy | 46 | Wife | — | New Jersey |
| 18 | Thomas Clancy | 28 | Son | Printer | New Jersey |
| 19 | Robert Clancy | 27 | Son | Park Keeper | New Jersey |
| 20 | Francis Clancy | 22 | Son | Truck Driver | New Jersey |
| 21 | John Clancy THIS PERSON | 17 | Son | — | New Jersey |
| 22 | Eileen Clancy | 15 | Daughter | — | New Jersey |
| 23 | John Smith | 43 | Head | Fireman | New Jersey |
| 24 | Helen Smith | 37 | Wife | — | New Jersey |
| 25 | Eileen Smith | 15 | Daughter | — | New Jersey |
| 26 | James Smith | 13 | Son | — | New Jersey |
| 27 | John Smith | 11 | Son | — | New Jersey |
| 28 | Gerald Smith | 9 | Son | — | New Jersey |
| 29 | Virginia Smith | 7 | Daughter | — | New Jersey |
| 30 | Joan Smith | 3 | Daughter | — | New Jersey |
| 31 | Marietta Smith | 5 | Daughter | — | New Jersey |
| 32 | Nancy X Aurora | 31 | Head | — | New Jersey |
| 33 | Catherine Filomena Aurora | 15 | Daughter | New Worker | New Jersey |
| 34 | George Aurora | 13 | Son | — | New Jersey |
| 35 | Joseph Aurora | 8 | Son | — | New Jersey |
| 36 | Anthony Aurora | 6 | Son | — | New Jersey |
| 37 | Anna O'Connor | 61 | Head | — | Eire |
| 38 | Thomas O'Leary | 31 | Son-in-law | Instaler | New Hampshire |
| 39 | Elisabeth O'Leary | 31 | Daughter | — | New Jersey |
| 40 | James Carrie | 65 | Head | Sheet Metal | Eire |
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)