AS
Agnes Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Erie-County, New York
Our Model Tree links this Agnes Sullivan across the 1930 and 1940 US Censuses in Erie-County, New York (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 9-person household.
Age 10
b. ~1930
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, New York |
| Surname | Sullivan |
| Given Name | Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Buffalo city |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Highest Grade | S 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Buffalo City |
| Est. Birth Year | ~1930 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Agnes | Age | Birth yr |
|---|---|---|---|---|
| Pearl Sullivan | Spouse | — | 45 | ~1895 |
| Frank Sullivan | Head | — | 54 | ~1886 |
| Blanche Sullivan | Daughter | — | 14 | ~1926 |
| Josephine Sullivan | Daughter | — | 8 | ~1932 |
| Eileen Sullivan | Daughter | — | 19 | ~1921 |
| Margaret Sullivan | Daughter | — | 22 | ~1918 |
| Agnes Sullivan | Daughter | — | 10 | ~1930 |
| William Sullivan | Son | — | 12 | ~1928 |
| Audrey Sullivan | Daughter | — | 7 | ~1933 |
Census Appearances
1930
Erie, New …
Daughter, age
Erie, New York · implied b. ~1930 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | Illinois |
| Can Read/Write | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Erie-County, New …
Daughter, age 10
Erie-County, New York · implied b. ~1930 — 9 household members
| Surname | Sullivan |
| Given Name | Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Buffalo city |
| 1935 Residence (County) | Erie |
| Highest Grade | S 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Agnes Sullivan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Agnes Sullivan
Daughter · 1940 · age 10 · b. ~1930 · New York
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Sibling
Eileen Sullivan
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Sullivan
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Blanche Sullivan
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Audrey Sullivan
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Sullivan
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Sullivan
Sibling · 1940 · age 8
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 — Erie-County, New York
Open full size
1940 US Federal Census — Erie-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02838-00256)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John C. Blowery | 55 | Head | Clerk | England |
| 42 | Hazel Blowery | 42 | Wife | — | New York |
| 43 | John Jr. Blowery | 13 | Son | — | New York |
| 44 | Ruth Blowery | 11 | Daughter | — | New York |
| 45 | Ronald Blowery | 11 | Son | — | New York |
| 46 | Hazel E. M. Blowery | 2 | Daughter | — | New York |
| 47 | Frank Sullivan | 54 | Head | Labor | Canada Eng |
| 48 | Pearl Sullivan | 45 | Wife | — | Canada Eng |
| 49 | Margaret Sullivan | 22 | Daughter | Servant | New York |
| 50 | Eileen Sullivan | 19 | Daughter | New Worker | New York |
| 51 | Blanche Sullivan | 14 | Daughter | — | New York |
| 52 | William Sullivan | 12 | Son | — | New York |
| 53 | Agnes Sullivan THIS PERSON | 10 | Daughter | — | New York |
| 54 | Josephine Sullivan | 8 | Daughter | — | New York |
| 55 | Audrey Sullivan | 7 | Daughter | — | New York |
| 56 | Albert Hickok | 50 | Head | Painter Dec. | New York |
| 57 | Helen Hickok | 46 | Wife | — | New York |
| 58 | Helen Hickok | 14 | Daughter | — | New York |
| 59 | Wilbur Hickok | 12 | Son | — | New York |
| 60 | Albert Hickok | 11 | Son | — | New York |
| 61 | Ronald Hickok | 11 | Son | — | New York |
| 62 | Clifford Hickok | 7 | Son | — | New York |
| 63 | Warren Hickok | 6 | Son | — | New York |
| 64 | Elizabeth Hickok | 3 | Daughter | — | New York |
| 65 | Thomas Croomer | 48 | Head | Bricklayer | Canada Eng |
| 66 | Olive Croomer | 41 | Wife | — | Canada Eng |
| 67 | Thomas Croomer | 18 | Son | Labor | Canada Eng |
| 68 | Ward Croomer | 15 | Son | — | New York |
| 69 | Georgina Croomer | 13 | Daughter | — | New York |
| 70 | Helen Croomer | 10 | Daughter | — | New York |
| 71 | Verna Croomer | 4 | Daughter | — | New York |
| 72 | John O'Rourke | 23 | Head | Chrome Plater | New York |
| 73 | Mary O'Rourke | 22 | Wife | — | New York |
| 74 | Kathleen O'Rourke | 5 | Daughter | — | New York |
| 75 | Richard O'Rourke | 4 | Son | — | New York |
| 76 | Carol O'Rourke | 2 | Daughter | — | New York |
| 77 | John Sullivan | 31 | Head | Truck Driver | New York |
| 78 | Edith Sullivan | 27 | Wife | — | New York |
| 79 | Ronald Sullivan | 8 | Son | — | New York |
| 80 | Robert Sullivan | 6 | Son | — | New York |
Related Census Records
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)