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Joseph Sullivan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Joseph Sullivan across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents Patrick & Katherine — first a son (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Sullivan |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hoboken City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Clerk |
| Industry | Law Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 936 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Clerk |
| Township / Ward | Hoboken City |
| Est. Birth Year | ~1919 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| William Sullivan | Head | — | 44 | ~1896 |
| Joseph Sullivan | Son | — | 21 | ~1919 |
| Edward Sullivan | Son | — | 13 | ~1927 |
| Frances Sullivan | Son | — | 21 | ~1919 |
| William Sullivan | Son | — | 13 | ~1927 |
Census Appearances
1920
Hudson, New …
Son, age 1
Hudson, New Jersey · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Son, age 11
Hudson, New Jersey · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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 21
Hudson-County, New Jersey · implied b. ~1919 — 5 household members
| Surname | Sullivan |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hoboken City |
| 1935 Residence (County) | Hudson |
| Occupation | Clerk |
| Industry | Law Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 936 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Joseph Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Patrick Sullivan (~0.92 confidence) and mother Katherine Sullivan (~0.92 confidence) and father Joseph Sullivan (~0.92 confidence) and father William Sullivan (~0.92 confidence) and mother Veronica Sullivan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Patrick Sullivan
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Katherine Sullivan
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
Joseph Sullivan
b. ~1891
Source father
● Household
· direct · ~0.92
Father
William Sullivan
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Veronica Sullivan
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Sullivan
Son · 1940 · age 21 · b. ~1919 · New Jersey
★ You are viewing this record
Sibling
William Sullivan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Sullivan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Sullivan
Sibling · 1940 · age 21
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-t0627-02348-00737)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William J. Sullivan | 44 | Head | School Teacher | New Jersey |
| 2 | Frances Sullivan | 21 | Son | — | New Jersey |
| 3 | Joseph Sullivan THIS PERSON | 21 | Son | Clerk | New Jersey |
| 4 | William Sullivan | 13 | Son | — | New Jersey |
| 5 | Edward Sullivan | 13 | Son | — | New Jersey |
| 6 | George A. Wachenfeld | 26 | Head | Showman | New Jersey |
| 7 | Ethel (A) Wachenfeld | 28 | Sister | Factory | New Jersey |
| 8 | Cornelius (A) Wachenfeld | 40 | Nephew | Burner | New Jersey |
| 9 | Rosa M. Ansaldo | 32 | Head | Manager | Italy |
| 10 | Marietta R.A. Ansaldo | 13 | Daughter | — | New Jersey |
| 11 | Charles A. Ansaldo | 10 | Son | — | New Jersey |
| 12 | Joan J. Ansaldo | 5 | Daughter | — | New Jersey |
| 13 | Maria T. Ansaldo | 3 | Daughter | — | New Jersey |
| 14 | Felix C. Strassburg | 75 | Head | Landlord | Germany |
| 15 | Pauline E. Strassburg | 74 | Sister | Retired School | Germany |
| 16 | Alma E. Bail | 72 | Head | — | New Jersey |
| 17 | Augusta E. Mintthaus | 71 | Head | Landlord | New Jersey |
| 18 | Lucilla A. Mintthaus | 60 | Sister | Bookkeeper | New Jersey |
| 19 | Maurice J. O'Brien | 30 | Head | Painter | New Jersey |
| 20 | Virginia E. O'Brien | 26 | Wife | — | New Jersey |
| 21 | Patrick T. O'Brien | 3 | Son | — | New Jersey |
| 22 | Herbert Schrader | 28 | Head | Waiter | Germany |
| 23 | Rosa C. Schrader | 49 | Wife | — | Germany |
| 24 | Herbert H. Schrader | 2 | Son | — | New Jersey |
| 25 | Karen D. Schrader | 0 | Daughter | — | New Jersey |
| 26 | Margaret Holeway|Heleway | 40 | Head | Janitor | New Jersey |
| 27 | Joseph Holeway|Heleway | 21 | Son | Packer | New Jersey |
| 28 | Mary Holeway|Heleway | 14 | Daughter | — | New Jersey |
| 29 | Amelia Max Wasi | 59 | Head | Operator | Germany |
| 30 | Nora A. Lowey | 45 | Maid | Housemaid | Ireland |
| 31 | Adrian Sennes | 58 | Head | Invalid | Belgium |
| 32 | Alice Sennes | 48 | Wife | Housework | Belgium |
| 33 | Anna Homiak | 22 | Roomer | Factory Hand | New Jersey |
| 34 | Max Creeleman | 43 | Head | Midner|Milner | New Jersey |
| 35 | Alaimus Waage | 54 | Head | Steward | Norway |
| 36 | Wilhelmina Waage | 48 | Wife | Janitor | Germany |
| 37 | Albert Waage | 23 | Son | Music Teacher | Holland |
| 38 | Edward H. Macalenda | 59 | Head | Retired Exercise | New Jersey |
| 39 | Elizabeth R. Macalenda | 83 | Mother | — | Germany |
| 40 | Mrs Lola Robert | 65 | Head | — | New Jersey |
Pedigree Summary
Joseph + 3 siblings
Gen 1 · 5 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)