ES
Eugene Sullivan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Saratoga-County, New York
Our Model Tree links this Eugene Sullivan across the 1920, 1930 and 1940 US Censuses in Saratoga-County, New York (XGBoost, ~Confirmed), with identified parents Eugene & Julia — first a son (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Saratoga-County, New York |
| Surname | Sullivan |
| Given Name | Eugene J. Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Saratoga Springs city |
| 1935 Residence (County) | Saratoga |
| Additional Details | |
| Occupation | bookkeeping clerk |
| Industry | race track |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 420 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Bookkeeping Clerk |
| Township / Ward | Saratoga Springs City |
| Est. Birth Year | ~1906 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Eugene | Age | Birth yr |
|---|---|---|---|---|
| Julia Glass | Other | — | 70 | ~1870 |
| Eugene Sullivan | Head | — | 64 | ~1876 |
| Eugene Sullivan | Son | — | 34 | ~1906 |
Census Appearances
1920
Saratoga, New …
Son, age 15
Saratoga, New York · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Eugene Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Saratoga, New …
Son, age 26
Saratoga, New York · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Eugene Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Saratoga-County, New …
Son, age 34
Saratoga-County, New York · implied b. ~1906 — 3 household members
| Surname | Sullivan |
| Given Name | Eugene J. Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Saratoga Springs city |
| 1935 Residence (County) | Saratoga |
| Occupation | bookkeeping clerk |
| Industry | race track |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 420 |
| Highest Grade | C 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 Eugene Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Eugene Sullivan (~0.92 confidence) and mother Julia Sullivan (~0.92 confidence) and father Eugene Sullivan (~0.92 confidence) and father Eugene Sullivan (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Eugene Sullivan
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Julia Sullivan
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
Eugene Sullivan
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Eugene Sullivan
b. ~1876
Source father
● Household
· direct · ~0.92
This person
Anchor record
Eugene Sullivan
Son · 1940 · age 34 · b. ~1906 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Saratoga-County, New York
Open full size
1940 US Federal Census — Saratoga-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02773-00510)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Susan Robertson | 97 | head | — | Scotland |
| 2 | Susan Evans | 67 | daughter | — | Scotland |
| 3 | Agnes Ritchie | 65 | daughter | — | Scotland |
| 4 | Michael J. Walsh | 50 | head | Barman | New York |
| 5 | Bertha F. Walsh | 53 | wife | — | New York |
| 6 | Lohman Van Wagner | 56 | boarder | Signal Maintainer | New York |
| 7 | Fred N. Rootier | 74 | head | Carpenter | New York |
| 8 | Josephine Rootier | 64 | wife | — | New York |
| 9 | Lawrence Rootier | 44 | son | — | New York |
| 10 | George E. Sisson | 64 | head | Watchman | New York |
| 11 | Evangeline Sisson | 56 | wife | — | New York |
| 12 | William H. Adams | 75 | head | — | New York |
| 13 | Helen Adams | 68 | wife | — | New York |
| 14 | Anna A. Lee | 86 | head | — | New York |
| 15 | William H. Lee | 63 | son | Laborer | New York |
| 16 | Elizabeth Lee | 59 | daughter | Timekeeper | New York |
| 17 | John T. Lee | 55 | son | Custodian | New York |
| 18 | Walter J. Pazygels | 33 | head | Salesman | New York |
| 19 | Helen E. Pazygels | 32 | wife | — | Pennsylvania |
| 20 | Eleanor Pazygels | 6 | daughter | — | Pennsylvania |
| 21 | Anne L. Pazygels | 2 | daughter | — | New York |
| 22 | John Nicholls | 33 | head | Knitter | New York |
| 23 | Helen Nicholls | 29 | wife | Machine Operator | New York |
| 24 | Elmer Mccrossen | 48 | head | Manager | New York |
| 25 | Corabel Mccrossen | 45 | wife | — | New York |
| 26 | Joseph B. Humphrey | 50 | head | Banker | New York |
| 27 | Edith W. Humphrey | 48 | wife | — | New York |
| 28 | John W. Humphrey | 25 | son | Knitter | New York |
| 29 | Paul S. Humphrey | 21 | son | Messenger Boy | New York |
| 30 | Marcia Humphrey | 17 | daughter | — | New York |
| 31 | Charles W. Wagar | 78 | father-in-law | — | New York |
| 32 | Adelle A. Wagar | 80 | mother-in-law | — | New Jersey |
| 33 | Catherine Wagar | 52 | sister-in-law | — | New York |
| 34 | Margaret Greene | 80 | head | — | Vermont |
| 35 | Mary K. Greene | 50 | daughter | Supervisor | New York |
| 36 | Margaret Greene | 47 | daughter | Chief Operator | New York |
| 37 | Elizabeth Raker | 53 | daughter | 300 | New York |
| 38 | Eugene J. Sr. Sullivan | 64 | head | City Veterinarian | New York |
| 39 | Eugene J. Jr. Sullivan THIS PERSON | 34 | son | Bookkeeping Clerk | New York |
| 40 | Julia Glass | 70 | sister | — | New York |
Pedigree Summary
Eugene
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 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)