JD
John Donovan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Hudson, New Jersey
Our Model Tree links this John Donovan across the 1920, 1930 and 1940 US Censuses in Hudson, New Jersey (XGBoost, ~Confirmed), with identified parents Jeremiah & Agnes — first a son (b.~1918), then head of a 4-person household.
Age 12
b. ~1918
Male
Son
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Hudson, New Jersey |
| Surname | Donovan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Kearny Town |
| Est. Birth Year | ~1918 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Agnes Donovan | Daughter | — | 14 | ~1916 |
| Jeremiah Donovan | Head | — | 51 | ~1879 |
| John Donovan | Son | — | 12 | ~1918 |
| Agnes Donovan | Spouse | — | 46 | ~1884 |
Census Appearances
1920
Hudson, New …
Other, age 1
Hudson, New Jersey · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | John Jr. |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Son, age 12
Hudson, New Jersey · implied b. ~1918 — 4 household members
| Surname | Donovan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| 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 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donavan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Bayonne City |
| 1935 Residence (County) | Hudson |
| Occupation | Seaman |
| Industry | Ships |
| Class of Worker | PW |
| Hours Worked | 16 |
| Income (1939) | 300 |
| Highest Grade | C 3 |
| 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 John Donovan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jeremiah Donovan (~0.92 confidence) and mother Agnes Donovan (~0.92 confidence) and mother Mary Donavan (~0.92 confidence) and father Michael Donavan (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jeremiah Donovan
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Agnes Donovan
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Mary Donavan
b. ~1890
Source mother
● Household
· direct · ~0.92
Father
Michael Donavan
b. ~1890
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Donovan
Son · 1930 · age 12 · b. ~1918 · New Jersey
★ You are viewing this record
Sibling
Agnes Donovan
Sibling · 1930 · age 14
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
1930 US Federal Census — Hudson, New Jersey
Open full size
1930 US Federal Census — Hudson, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1357:0119)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Mitchell | 51 | Head | Stationary Engr. | Scotland |
| 2 | Agnes Mitchell | 51 | Wife | None | Scotland |
| 3 | William Mitchell | 25 | Son | Machinist | Scotland |
| 4 | Agnes Mitchell | 23 | Daughter | Clerk | Scotland |
| 5 | James Mitchell | 18 | Son | Salesman | Scotland |
| 6 | Janet Mitchell | 14 | Daughter | None | Scotland |
| 7 | Andrew Mitchell | 7 | Son | None | New Jersey |
| 8 | John Mitchell | 5 | Son | None | New Jersey |
| 9 | Margaret Mitchell | 1 | Daughter | None | New Jersey |
| 10 | Felix Sidrow | 36 | Head | Salesman | Poland |
| 11 | Helen Sidrow | 36 | Wife | None | Poland |
| 12 | Stanley Sidrow | 10 | Son | None | New Jersey |
| 13 | Dorothy Sidrow | 7 | Daughter | None | New Jersey |
| 14 | Sarah Sidrow | 5 | Daughter | None | New Jersey |
| 15 | Henry Lickey | 58 | Head | Inspector | Maryland |
| 16 | Mary Lickey | 57 | Wife | None | Maryland |
| 17 | Henry Jr. Lickey | 22 | Son | Clerk | Maryland |
| 18 | Virginia Lickey | 20 | Daughter | Clerk | Maryland |
| 19 | Warren Lickey | 18 | Son | Clerk | Maryland |
| 20 | Leo Herrick | 42 | Head | Operator | Northern Ireland |
| 21 | Cecelia Herrick | 15 | Daughter | None | New Jersey |
| 22 | Rose M. Herrick | 13 | Daughter | None | New Jersey |
| 23 | Leo Jr. Herrick | 11 | Son | None | New Jersey |
| 24 | Theresa Herrick | 7 | Daughter | None | New Jersey |
| 25 | Rose Herrick | 45 | Sister | Clerk | Northern Ireland |
| 26 | Morris Kasper | 42 | Head | Retail Fruit | Poland |
| 27 | Rose Kasper | 38 | Wife | None | Poland |
| 28 | Sidney Kasper | 15 | Son | None | New Jersey |
| 29 | Florence Kasper | 10 | Daughter | None | New Jersey |
| 30 | Gertrude Kasper | 5 | Daughter | None | New Jersey |
| 31 | Samuel Sussman | 43 | Head | Retail Grocer | Poland |
| 32 | Gertrude Sussman | 41 | Wife | None | Poland |
| 33 | Mildred Sussman | 15 | Daughter | None | New Jersey |
| 34 | John Sussman | 12 | Son | None | New Jersey |
| 35 | James Sussman | 5 | Son | None | New Jersey |
| 36 | James Miller | 38 | Head | Salesman | New Jersey |
| 37 | Agnes Miller | 35 | Wife | None | New Jersey |
| 38 | Alexander Murray | 33 | Head | Chauffeur | Scotland |
| 39 | Margaret Murray | 30 | Wife | None | Northern Ireland |
| 40 | Alexander Murray | 5 | Son | None | New Jersey |
| 41 | Samuel Donovan | 62 | Father | Painter | Northern Ireland |
| 42 | James Buttignol | 67 | Head | Retired | Italy |
| 43 | Anna Buttignol | 73 | Wife | None | Scotland |
| 44 | Jeremiah Donovan | 51 | Head | Inspector | New Jersey |
| 45 | Agnes Donovan | 46 | Wife | None | New Jersey |
| 46 | Agnes Donovan | 14 | Daughter | None | New Jersey |
| 47 | John Donovan THIS PERSON | 12 | Son | None | New Jersey |
| 48 | Michael O'Brien | 47 | Head | Salesman | New Jersey |
| 49 | Sarah O'Brien | 47 | Wife | None | New Jersey |
| 50 | Edward O'Brien | 24 | Son | Chauffeur | New Jersey |
Pedigree Summary
John + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)