JC
John Curran — 1940 US Census Record
Model Tree available1940 United States Federal Census · Worcester-County, Massachusetts
Our Model Tree links this John Curran across the 1920, 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Cornelius & Cornelius — first a son (b.~1907), then head of a 5-person household.
Age 33
b. ~1907
Male
Son
Born: Connecticut
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Worcester-County, Massachusetts |
| Surname | Curran |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Connecticut |
| 1935 Residence (City) | Worcester City |
| 1935 Residence (County) | Worcester |
| Additional Details | |
| Occupation | Salesman |
| Industry | Insurance Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
| Occupation | Salesman |
| Township / Ward | Worcester City |
| Est. Birth Year | ~1907 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Curran | Son | — | 33 | ~1907 |
| Cornelius Curran | Son | — | 29 | ~1911 |
| Cornelius Curran | Head | — | 58 | ~1882 |
| Anna Curran | Daughter | — | 23 | ~1917 |
| Nora Curran | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Worcester, Massachusetts
Son, age 11
Worcester, Massachusetts · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curran |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1930
Worcester, Massachusetts
Son, age 22
Worcester, Massachusetts · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curran |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Accountant |
| Industry | Woolen Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1940
Worcester-County, Massachusetts
Son, age 33
Worcester-County, Massachusetts · implied b. ~1907 — 5 household members
| Surname | Curran |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Connecticut |
| 1935 Residence (City) | Worcester City |
| 1935 Residence (County) | Worcester |
| Occupation | Salesman |
| Industry | Insurance Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
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 John Curran across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Cornelius Curran (~0.92 confidence) and father Cornelius Curran (~0.92 confidence) and father Cornelius Curran (~0.92 confidence) and mother Nora Curran (~0.92 confidence) and mother Nora Curran (~0.92 confidence) and mother Mary Curran (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Cornelius Curran
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Cornelius Curran
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Cornelius Curran
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Nora Curran
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Nora Curran
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Mary Curran
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Curran
Son · 1940 · age 33 · b. ~1907 · Massachusetts
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Sibling
Cornelius Curran
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Curran
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 — Worcester-County, Massachusetts
Open full size
1940 US Federal Census — Worcester-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01715-00708)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frances Goldstein | 30 | Daughter | Bookkeeper | New York |
| 2 | Lillian Goldstein | 21 | Daughter | Secretary | Massachusetts |
| 3 | Hannie Smith | 60 | Head | — | Russia |
| 4 | Esther Smith | 26 | Daughter | Bookkeeper | Massachusetts |
| 5 | Mary Ann Smith | 22 | Daughter | Bookkeeper | Massachusetts |
| 6 | Samuel Paige | 62 | Head | Painter | Russia |
| 7 | Sophie Paige | 54 | Wife | — | Russia |
| 8 | Evelyn Paige | 29 | Daughter | Machinist | Russia |
| 9 | Lou Paige | 24 | Son | New Worker | Canada |
| 10 | Max Paige | 22 | Son | Salesman | Canada |
| 11 | Augustine Chioda | 32 | Head | Laborer | Massachusetts |
| 12 | Anna Chioda | 34 | Wife | — | France |
| 13 | Catherine Bertone | 10 | Stepdaughter | — | Massachusetts |
| 14 | Albert Smith | 33 | Brother-in-law | Laborer | Maine |
| 15 | Mary Smith | 30 | Sister | Bench Worker | Massachusetts |
| 16 | Frederick Smith | 4 | Nephew | — | Massachusetts |
| 17 | Max Limonitz | 56 | Head | Fruit Peddler | Russia |
| 18 | Rebecca Limonitz | 53 | Wife | — | Russia |
| 19 | Rachel Limonitz | 27 | Daughter | Floor Walker | Massachusetts |
| 20 | Daniel Limonitz | 14 | Son | — | Massachusetts |
| 21 | Frank Nesvitsky | 52 | Head | Shoe Repairer | Poland |
| 22 | Rosie Nesvitsky | 51 | Wife | — | Poland |
| 23 | David Nesvitsky | 26 | Son | Grocer | Poland |
| 24 | Catherine Nesvitsky | 18 | Daughter | Salesgirl | Massachusetts |
| 25 | Anna Nesvitsky | 17 | Daughter | — | Massachusetts |
| 26 | Hyman Nesvitsky | 15 | Son | — | Massachusetts |
| 27 | Jeremiah Hamilton | 32 | Head | Truck Driver | Massachusetts |
| 28 | Julia Hamilton | 31 | Wife | — | Connecticut |
| 29 | Rita Hamilton | 9 | Daughter | — | Massachusetts |
| 30 | Jeremiah Hamilton | 8 | Son | — | Massachusetts |
| 31 | James W Hamilton | 4 | Son | — | Massachusetts |
| 32 | Cornelius Curran | 58 | Head | Watchman | Ireland Free State |
| 33 | Nora Curran | 57 | Wife | — | Ireland Free State |
| 34 | John Curran THIS PERSON | 33 | Son | Salesman | Connecticut |
| 35 | Cornelius Curran | 29 | Son | Printer | Massachusetts |
| 36 | Anna Curran | 23 | Daughter | Attendant | Massachusetts |
| 37 | Anthony Abromovicz | 59 | Head | Machinist | Poland |
| 38 | Adella Abromovicz | 58 | Wife | — | Poland |
| 39 | Stanley Abromovicz | 25 | Son | Clerk | Massachusetts |
| 40 | William Abromovicz | 21 | Son | New Worker | Massachusetts |
Pedigree Summary
John + 2 siblings
Gen 1 · 6 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)