DS
Dennis Sullivan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · The Bronx, New York
Our Model Tree links this Dennis Sullivan across the 1920, 1930 and 1940 US Censuses in The Bronx, New York (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 5-person household.
Age 44
b. ~1886
Male
Head
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | The Bronx, New York |
| Surname | Sullivan |
| Given Name | Dennis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1910 |
| Age at First Marriage | 27 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Police Officer |
| Industry | New York City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Police Officer |
| Est. Birth Year | ~1886 |
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 1930 census.
| Name | Relation to head | Relative to Dennis | Age | Birth yr |
|---|---|---|---|---|
| Dennis Sullivan | Head | — | 44 | ~1886 |
| Anna Fahey | Other | — | 13 | ~1917 |
| Jean Sullivan | Daughter | — | 13 | ~1917 |
| John Sullivan | Son | — | 8 | ~1922 |
| Jean Sullivan | Spouse | — | 44 | ~1886 |
Census Appearances
1920
Dutchess, New …
Head, age 33
Dutchess, New York · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Dennis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | assembler |
| Industry | Typewriter |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Free/Mortgaged | 1916 |
| Birth Country | Ireland |
| Year of Naturalization | 1907 |
| Birthplace (normalized) | ireland |
1930
The Bronx, …
Head, age 44
The Bronx, New York · implied b. ~1886 — 5 household members
| Surname | Sullivan |
| Given Name | Dennis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1910 |
| Age at First Marriage | 27 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Police Officer |
| Industry | New York City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Bronx-County, New …
Other, age 53
Bronx-County, New York · implied b. ~1887 — 40 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Dennis |
| Relationship to Head | Patient |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | Bronx |
| Naturalization Status | Naturalized |
| Occupation | Mason |
| Industry | Construction |
| Class of Worker | PW |
| Hours Worked | 240 |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | New York |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Dennis Sullivan across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Dennis Sullivan
Head · 1930 · age 44 · b. ~1886 · New York
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — The Bronx, New York
Open full size
1930 US Federal Census — The Bronx, New York
Page Contents
50 people indexed on this census page (ia:1930:newyorkcensus00reel1465:0338)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Peter Murphy | 50 | Head | Laborer | Ireland |
| 2 | Catherine Murphy | 50 | Sister | Stenographer | Ireland |
| 3 | John Murphy | 48 | Sister | Laborer | Ireland |
| 4 | John Scanlan | 48 | Head | Laborer | Ireland |
| 5 | Edith Scanlan | 42 | Sister | — | Ireland |
| 6 | Sam Trunkey | 37 | Head | Upholsterer | Austria |
| 7 | Sadie Trunkey | 32 | Wife | — | Russia |
| 8 | Ruth Trunkey | 9 | Daughter | — | New York |
| 9 | Ismael Trunkey | 5 | Son | — | New York |
| 10 | Robert J. Mulligan | 31 | Head | Clerk | New York |
| 11 | Charlotte Mulligan | 40 | Wife | — | New York |
| 12 | Richard A. Mulligan | 11 | Son | — | New York |
| 13 | Catherine Mulligan | 9 | Daughter | — | New York |
| 14 | Martha Mulligan | 6 | Daughter | — | New York |
| 15 | Robert J. Jr. Mulligan | 3 | Son | — | New York |
| 16 | Catherine Walsh | 70 | Mother | — | Scotland |
| 17 | Anna M. Fehrenfeld | 39 | Head | — | New York |
| 18 | Bertha Fehrenfeld | 38 | Sister | Typist | New York |
| 19 | John Fehrenfeld | 35 | Brother | Laborer | New York |
| 20 | Henry Fehrenfeld | 34 | Brother | Clerk | New York |
| 21 | William Fehrenfeld | 29 | Brother | — | New York |
| 22 | Dennis Sullivan THIS PERSON | 44 | Head | Police Officer | Ireland |
| 23 | Jean M. Sullivan | 44 | Wife | — | Ireland |
| 24 | Jean Sullivan | 13 | Daughter | — | New York |
| 25 | John Sullivan | 8 | Son | — | New York |
| 26 | Anna Fahey | 13 | Niece | — | Massachusetts |
| 27 | Robert Dunne | 52 | Head | Steam Fitter | New York |
| 28 | Catherine Dunne | 49 | Wife | — | New York |
| 29 | Robert J. Dunne | 24 | Son | Steam Fitter | New York |
| 30 | Frank Mclaughlin | 35 | Head | Ironworker | Ireland |
| 31 | Bridget Mclaughlin | 30 | Wife | — | Ireland |
| 32 | Anna Mclaughlin | 15 | Daughter | — | Ireland |
| 33 | Bernard Lester | 36 | Head | Attendant | Ireland |
| 34 | Catherine Lester | 37 | Wife | — | Ireland |
| 35 | Anna M. Lester | 3 | Daughter | — | New York |
| 36 | Bernard Lester | 2 | Son | — | New York |
| 37 | James Massa | 43 | Head | Postal Clerk | Ireland |
| 38 | Ellen Massa | 43 | Wife | — | Ireland |
| 39 | Mary Massa | 10 | Daughter | — | New York |
| 40 | Rita Massa | 4 | Daughter | — | New York |
| 41 | Adolphus Conklin | 57 | Head | Mechanic | New York |
| 42 | Margaret A. Conklin | 56 | Wife | — | New York |
| 43 | Viola May Conklin | 25 | Daughter | — | New York |
| 44 | Sarah V. Conklin | 26 | Daughter | Stenographer | New York |
| 45 | Margaret A. Conklin | 24 | Daughter | Sales Lady | New York |
| 46 | Margaret A. Cristal | 25 | Daughter | — | New York |
| 47 | Sophie Stein | 60 | Head | — | Germany |
| 48 | Clara Stein | 40 | Daughter | Dressmaker | New York |
| 49 | Freda Stein | 38 | Daughter | — | New York |
| 50 | Catherine Stein | 35 | Daughter | Sales Lady | New York |
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)