CS
Cornelius Sullivan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Kings, New York
Our Model Tree links this Cornelius Sullivan across the 1900, 1910 and 1920 US Censuses in Kings, New York (XGBoost, ~Confirmed) — first a head (b.~1861), then head of a 14-person household.
Age 59
b. ~1861
Male
Head
Born: Ireland
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Kings, New York |
| Surname | Sullivan |
| Given Name | Cornelius |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Year of Immigration | 1881 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1886 |
| Birthplace (normalized) | ireland |
| Township / Ward | New York |
| Est. Birth Year | ~1861 |
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.
14 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Cornelius | Age | Birth yr |
|---|---|---|---|---|
| Frances Sullivan | Daughter | — | 17 | ~1903 |
| Wife Helen | Other | — | 33 | ~1887 |
| Daughter Helen | Other | — | 3 | ~1917 |
| Alexander Sullivan | Son | — | 23 | ~1897 |
| Frank Sullivan | Son | — | 24 | ~1896 |
| John Sullivan | Son | — | 34 | ~1886 |
| Cornelius Sullivan | Head | — | 59 | ~1861 |
| Daughter Dorothy | Other | — | ~1920 | |
| Daughter Catherine | Other | — | 6 | ~1914 |
| Son John | Other | — | 5 | ~1915 |
| Daughter Marie | Other | — | 2 | ~1918 |
| Margaret Sullivan | Daughter | — | 21 | ~1899 |
| Head Charles | Other | — | 35 | ~1885 |
| Francis Sullivan | Son | — | 25 | ~1895 |
Census Appearances
1900
New York, …
Head, age 39
New York, New York · implied b. ~1861 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Cornelius |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Dec |
| Birth Year | 1861 |
| Year of Immigration | 1885 |
| Naturalization Status | Alien |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Day laborer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
New York, …
Head, age 48
New York, New York · implied b. ~1862 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Cornelius |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 20 |
| Year of Immigration | 1885 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Checker |
| Industry | Restaurant |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Kings, New …
Head, age 59
Kings, New York · implied b. ~1861 — 14 household members
| Surname | Sullivan |
| Given Name | Cornelius |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Year of Immigration | 1881 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1886 |
| 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 Cornelius Sullivan across 3 US Census years (1900, 1910 and 1920) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Cornelius Sullivan
Head · 1920 · age 59 · b. ~1861 · New York
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Kings, New York
Open full size
1920 US Federal Census — Kings, New York
Page Contents
48 people indexed on this census page (ia:1920:14thcensusofpopu1159unit:0481)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William Mccormack | 57 | Head | Clerk | New York |
| 52 | Isabel Mccormack | 57 | Wife | Checker | Germany |
| 53 | Martha Mccormack | 56 | Wife | — | Germany |
| 54 | William Mccormack | 27 | Son | Accountant | Germany |
| 55 | James Flaherty | 45 | Head | Manager | Russia |
| 56 | Ray Flaherty | 39 | Wife | — | Austria |
| 57 | Bertram Flaherty | 18 | Son | Salesman | New York |
| 58 | Lillian Flaherty | 14 | Daughter | — | New York |
| 59 | Maurice Flaherty | 10 | Son | — | New York |
| 60 | Sylvia Flaherty | 9 | Daughter | — | New York |
| 61 | Leona Flaherty | 6 | Daughter | — | New York |
| 62 | Samuel Flaherty | 4 | Son | — | New York |
| 63 | Theodore Flaherty | 1 | Son | — | New York |
| 64 | Joseph De Mattos | 31 | Head | — | Holland |
| 65 | Julia De Mattos | 30 | Wife | — | Holland |
| 66 | Jack De Mattos | 7 | Son | — | New York |
| 67 | Eveline De Mattos | 5 | Daughter | — | New York |
| 68 | Cornelius Sullivan THIS PERSON | 59 | Head | — | Ireland |
| 69 | John J. Sullivan | 34 | Son | Fire Commissioner | New Jersey |
| 70 | Francis Sullivan | 25 | Son | Clerk | New York |
| 71 | Frank Sullivan | 24 | Son | Clerk | New York |
| 72 | Alexander Sullivan | 23 | Son | Clerk | New York |
| 73 | Margaret Sullivan | 21 | Daughter | Telephone Op. | New York |
| 74 | Frances Sullivan | 17 | Daughter | — | New York |
| 75 | Head Charles | 35 | — | Salesman | New York |
| 76 | Wife Helen | 33 | — | — | New York |
| 77 | Daughter Catherine | 6 | — | — | New York |
| 78 | Son John | 5 | — | — | New York |
| 79 | Daughter Helen | 3 | — | — | New York |
| 80 | Daughter Marie | 2 | — | — | New York |
| 81 | Daughter Dorothy | 0 | — | — | New York |
| 82 | Joseph Snyder | 29 | Head | Telegraph Op. | Penn. |
| 83 | Mary A. Snyder | 29 | Wife | — | New York |
| 84 | Mary Snyder | 1 | Daughter | — | New York |
| 85 | John Rogan | 39 | Boarder | — | Ireland |
| 86 | John Johnson | 26 | Head | Merchant | New York |
| 87 | Beatrice Johnson | 54 | Mother | — | Ireland |
| 88 | Alice Johnson | 13 | Sister | — | New York |
| 89 | Vincent Johnson | 19 | Brother | Clerk | New York |
| 90 | Leo Larkin | 22 | Head | Clerk | New York |
| 91 | Katherine Larkin | 26 | Wife | — | New York |
| 92 | Virginia Larkin | 4 | Daughter | — | New York |
| 93 | Edward Larkin | 2 | Son | — | New York |
| 94 | Head Carman | 34 | — | Barber | Italy |
| 95 | Margaret Carman | 30 | Wife | — | New York |
| 96 | Frank Carman | 6 | Son | — | New York |
| 97 | John Carman | 4 | Son | — | New York |
| 98 | Alice Carman | 2 | Daughter | — | New York |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)