JC
John Carroll — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kent-County, Rhode Island
Our Model Tree links this John Carroll across the 1920, 1930 and 1940 US Censuses in Kent-County, Rhode Island (XGBoost, ~Confirmed), with identified parents Mary & John — first a son (b.~1917), then head of a 6-person household.
Age 23
b. ~1917
Male
Son
Born: Rhode Island
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kent-County, Rhode Island |
| Surname | Carroll |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Warwick City |
| 1935 Residence (County) | Kent |
| Additional Details | |
| Occupation | Range man |
| Industry | Cotton |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 744 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same house |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Occupation | Range Man |
| Township / Ward | Warwick City |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Nora Carroll | Daughter | — | 18 | ~1922 |
| John Carroll | Head | — | 51 | ~1889 |
| Howard Carroll | Son | — | 20 | ~1920 |
| John Carroll | Son | — | 23 | ~1917 |
| Kenneth Carroll | Son | — | 17 | ~1923 |
| Mary Carroll | Spouse | — | 59 | ~1881 |
Census Appearances
1920
Kent, Rhode …
Son, age 2
Kent, Rhode Island · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | none |
| Mother Tongue | English |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1930
Kent, Rhode …
Son, age 12
Kent, Rhode Island · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1940
Kent-County, Rhode …
Son, age 23
Kent-County, Rhode Island · implied b. ~1917 — 6 household members
| Surname | Carroll |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Warwick City |
| 1935 Residence (County) | Kent |
| Occupation | Range man |
| Industry | Cotton |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 744 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same house |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
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 Carroll across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Carroll (~0.92 confidence) and father John Carroll (~0.92 confidence) and mother Mary Carroll (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Carroll
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
John Carroll
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Mary Carroll
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Carroll
Son · 1940 · age 23 · b. ~1917 · Rhode Island
★ You are viewing this record
Sibling
Howard Carroll
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nora Carroll
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Carroll
Sibling · 1940 · age 17
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 — Kent-County, Rhode Island
Open full size
1940 US Federal Census — Kent-County, Rhode Island
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03759-00115)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arthur Karlson | 44 | Head | Steel Cutter | Finland |
| 2 | Julia Karlson | 40 | Wife | — | Russia |
| 3 | Linnea Karlson | 16 | Daughter | — | Rhode Island |
| 4 | Helen Karlson | 15 | Daughter | — | Rhode Island |
| 5 | Myrtle Karlson | 12 | Daughter | — | Rhode Island |
| 6 | Esther Karlson | 11 | Daughter | — | Rhode Island |
| 7 | David Gaddis | 64 | Head | Second Hand | Rhode Island |
| 8 | Flora May Gaddis | 58 | Wife | — | Rhode Island |
| 9 | Isabella Gilbert | 33 | Daughter | Teacher | Rhode Island |
| 10 | Janice L. Gilbert | 12 | Grand daughter | — | Rhode Island |
| 11 | Vivianne A. Gilbert | 10 | Grand daughter | — | Rhode Island |
| 12 | Wayne B. Gilbert | 7 | Grand son | — | Rhode Island |
| 13 | William F. Donnelly | 56 | Head | Salesman | Rhode Island |
| 14 | Ida Donnelly | 57 | Wife | — | England |
| 15 | Clifton King | 29 | Head | Steel Clerk | Rhode Island |
| 16 | Irene King | 22 | Wife | Stenographer | Rhode Island |
| 17 | Lionel Trudeau | 25 | Head | Shipping Clerk | Rhode Island |
| 18 | Konstance Trudeau | 20 | Wife | Core Maker | Rhode Island |
| 19 | Carol L. Trudeau | 1 | Daughter | — | Rhode Island |
| 20 | Harry Baker | 53 | Head | Laborer | Massachusetts |
| 21 | Leah M. Baker | 51 | Wife | — | Rhode Island |
| 22 | Alice Baker | 16 | Daughter | — | Rhode Island |
| 23 | John Butterworth | 21 | Head | Range Man | Indiana |
| 24 | Clara Butterworth | 21 | Wife | Inspector | Rhode Island |
| 25 | Albert J. Bates | 25 | Head | Truck Driver | Rhode Island |
| 26 | Florence Bates | 23 | Wife | — | Rhode Island |
| 27 | Albert J. Jr. Bates | 4 | Son | — | Rhode Island |
| 28 | Warren Bates | 2 | Son | — | Rhode Island |
| 29 | Frederick W. Anderson | 34 | Head | Cabinet Maker | Rhode Island |
| 30 | Dorothy R. Anderson | 30 | Wife | — | Rhode Island |
| 31 | Ronald R. Anderson | 2 | Son | — | Rhode Island |
| 32 | John Carroll | 51 | Head | Calender Man | England |
| 33 | Mary Carroll | 59 | Wife | — | England |
| 34 | John Jr. Carroll THIS PERSON | 23 | Son | Range Man | Rhode Island |
| 35 | Howard Carroll | 20 | Son | Iraper | Rhode Island |
| 36 | Nora Carroll | 18 | Daughter | Clerk | Rhode Island |
| 37 | Kenneth Carroll | 17 | Son | — | Rhode Island |
| 38 | Charles G. Aubunville | 40 | Head | Range Man | Rhode Island |
| 39 | Mary Aubunville | 36 | Wife | Clerk | Rhode Island |
| 40 | Charles A. Jr. Aubunville | 10 | Son | — | Rhode Island |
Related Census Records
Pedigree Summary
John + 3 siblings
Gen 1 · 3 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)