RC
Robert Carroll — 1940 US Census Record
Model Tree available1940 United States Federal Census · Erie-County, New York
Our Model Tree links this Robert Carroll across the 1920, 1930 and 1940 US Censuses in Erie-County, New York (XGBoost, ~Confirmed), with identified parents Edward & Elizabeth — first a son (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, New York |
| Surname | Carroll |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Lackawanna city |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public school |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Teacher |
| Township / Ward | Lackawanna City |
| Est. Birth Year | ~1914 |
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 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Eleanor Votty | Daughter | — | 23 | ~1917 |
| Edward Votty | Other | — | 27 | ~1913 |
| Julia Carroll | Head | — | 60 | ~1880 |
| Robert Carroll | Son | — | 26 | ~1914 |
Census Appearances
1920
Erie, New …
Son, age 6
Erie, New York · implied b. ~1914 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| 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
Erie, New …
Son, age 16
Erie, New York · implied b. ~1914 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| 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
Erie-County, New …
Son, age 26
Erie-County, New York · implied b. ~1914 — 4 household members
| Surname | Carroll |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Lackawanna city |
| 1935 Residence (County) | Erie |
| Occupation | Teacher |
| Industry | Public school |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | C 4 |
| 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 Robert Carroll across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Carroll (~0.92 confidence) and mother Elizabeth Carroll (~0.92 confidence) and mother Elizabeth Carroll (~0.92 confidence) and mother Julia Carroll (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Carroll
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Carroll
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Carroll
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Julia Carroll
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Carroll
Son · 1940 · age 26 · b. ~1914 · New York
★ You are viewing this record
Sibling
Eleanor Votty
Sibling · 1940 · age 23
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
38 people indexed on this census page (nara:1940:m-t0627-02529-00671)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas Carroll | 14 | Head | — | New York |
| 2 | Julia Carroll | 60 | Head | — | New York |
| 3 | Robert Carroll THIS PERSON | 26 | Son | Teacher | New York |
| 4 | Edward Votty | 27 | Son in law | Machinist | New York |
| 5 | Eleanor Votty | 23 | Daughter | Teacher | New York |
| 6 | Charles H. Waite | 62 | Head | Yard Foreman | Pennsylvania |
| 7 | Stella Waite | 60 | Wife | — | Pennsylvania |
| 8 | Edward Waite | 33 | Son | Doctor | Pennsylvania |
| 9 | Adeline Waite | 29 | Daughter | Stenographer | Pennsylvania |
| 10 | Richard Waite | 22 | Son | Stenographer | New York |
| 11 | Robert O'Brien | 10 | Nephew | — | New York |
| 12 | Dominic Donarumma | 42 | Head | Laborer | Italy |
| 13 | Lucy Donarumma | 41 | Wife | — | Italy |
| 14 | Mary Donarumma | 19 | Daughter | — | Italy |
| 15 | Thomas Donarumma | 14 | Son | — | Italy |
| 16 | Richetta Donarumma | 9 | Daughter | — | Italy |
| 17 | David Donarumma | 3 | Son | — | New York |
| 18 | Harry Twist | 51 | Head | Salesman | New York |
| 19 | Mary Twist | 56 | Wife | — | New York |
| 20 | Dorothy Twist | 25 | Daughter | Saleslady | New York |
| 21 | Elizabeth Twist | 17 | Daughter | — | New York |
| 22 | George Twist | 14 | Son | — | New York |
| 23 | George Carr | 25 | Son in law | Laborer | New York |
| 24 | Gerald Breen | 37 | Head | Checker | Pennsylvania |
| 25 | Mary Breen | 35 | Wife | — | New York |
| 26 | Gerald Jr. Breen | 5 | Son | — | New York |
| 27 | Jacqueline Breen | 2 | Daughter | — | New York |
| 28 | Frank Twist | 49 | Head | Investigator | New York |
| 29 | Mary Twist | 42 | Wife | — | New York |
| 30 | Francis Twist | 19 | Son | — | New York |
| 31 | Thomas Twist | 17 | Son | — | New York |
| 32 | Robert Twist | 15 | Son | — | New York |
| 33 | David Twist | 12 | Son | — | New York |
| 34 | Mary Katharine Twist | 6 | Daughter | — | New York |
| 35 | John Twist | 4 | Son | — | New York |
| 36 | John O'Byrne | 61 | Head | Shipper | Pennsylvania |
| 37 | Mary O'Byrne | 55 | Wife | — | Pennsylvania |
| 38 | Helen O'Byrne | 31 | Daughter | Teacher | Pennsylvania |
Pedigree Summary
Robert + 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 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)