RC
Robert Carroll — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Daviess-County, Indiana
Our Model Tree links this Robert Carroll across the 1930 and 1940 US Censuses in Daviess-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Daviess-County, Indiana |
| Surname | Carroll |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Steele Tp. |
| 1935 Residence (County) | Daviess |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Steele Tp |
| Est. Birth Year | ~1924 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| James Carroll | Son | — | 7 | ~1933 |
| Russell Carroll | Son | — | 15 | ~1925 |
| Donald Carroll | Son | — | 10 | ~1930 |
| Robert Carroll | Son | — | 16 | ~1924 |
| Dixon Carroll | Son | — | 23 | ~1917 |
| Juanita Carroll | Daughter | — | 24 | ~1916 |
| Frank Carroll | Son | — | 20 | ~1920 |
| Martha Carroll | Spouse | — | 49 | ~1891 |
| Claud Carroll | Head | — | 52 | ~1888 |
Census Appearances
1930
Daviess, Indiana
Son, age 6
Daviess, Indiana · implied b. ~1924 — 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 | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Daviess-County, Indiana
Son, age 16
Daviess-County, Indiana · implied b. ~1924 — 9 household members
| Surname | Carroll |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Steele Tp. |
| 1935 Residence (County) | Daviess |
| Industry | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Carroll
Son · 1940 · age 16 · b. ~1924 · Indiana
★ You are viewing this record
Sibling
James Carroll
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Carroll
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dixon Carroll
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russell Carroll
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Juanita Carroll
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Carroll
Sibling · 1940 · age 20
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 — Daviess-County, Indiana
Open full size
1940 US Federal Census — Daviess-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01034-00314)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Phillip S Cunningham | 10 | Son | — | Indiana |
| 2 | Charles Cunningham | 31 | Head | Laborer | Indiana |
| 3 | Mildred Cunningham | 30 | Wife | — | Illinois |
| 4 | Ruth Cunningham | 10 | Daughter | — | Michigan |
| 5 | Jack W Cunningham | 8 | Son | — | Michigan |
| 6 | Margaret Ann Cunningham | 6 | Daughter | — | Michigan |
| 7 | Melvin Eagle | 23 | Head | Farmer | Indiana |
| 8 | Clara Eagle | 21 | Wife | — | Indiana |
| 9 | Jerry Eagle | 2 | Son | — | Indiana |
| 10 | William Keith | 22 | Head | Salesman | Indiana |
| 11 | Ruth Keith | 20 | Wife | — | Indiana |
| 12 | Janet Keith | 2 | Son | — | Indiana |
| 13 | Samuel Keith | 28 | Head | Farmer | Indiana |
| 14 | Imogene Keith | 22 | Wife | — | Indiana |
| 15 | Phillip Ann Keith | 12 | Son | — | Indiana |
| 16 | William Carroll | 51 | Head | Farmer | Indiana |
| 17 | Nellie Carroll | 46 | Wife | — | Indiana |
| 18 | John David Carroll | 10 | Son | — | Indiana |
| 19 | James W. Carroll | 87 | Father | — | Indiana |
| 20 | Aaron Hamilton | 59 | Head | Farmer | Indiana |
| 21 | Cora Hamilton | 54 | Wife | — | Indiana |
| 22 | Gilma Hamilton | 19 | Daughter | Housekeeping | Indiana |
| 23 | Lois Hamilton | 13 | Daughter | — | Indiana |
| 24 | Claud Carroll | 52 | Head | Farmer | Indiana |
| 25 | Martha Carroll | 49 | Wife | — | Indiana |
| 26 | Juanita Carroll | 24 | Daughter | — | Indiana |
| 27 | Dixon Carroll | 23 | Son | Farmer | Indiana |
| 28 | Frank Carroll | 20 | Son | Driver | Indiana |
| 29 | Robert Carroll THIS PERSON | 16 | Son | — | Indiana |
| 30 | Russell Carroll | 15 | Son | — | Indiana |
| 31 | Donald Carroll | 10 | Son | — | Indiana |
| 32 | James Carroll | 7 | Son | — | Indiana |
| 33 | Frank X Huebner | 55 | Head | Farmer | Indiana |
| 34 | Anna Huebner | 48 | Wife | — | Indiana |
| 35 | Imogene Moore | 18 | Niece | — | Indiana |
| 36 | Betty Moore | 14 | Niece | — | Indiana |
| 37 | Fideles Smith | 26 | Helper | Laborer | Indiana |
| 38 | N. H. Chattin | 57 | Head | Farmer | Indiana |
| 39 | Zenobia Chattin | 50 | Wife | — | Indiana |
| 40 | Bobbie Chattin | 12 | Son | — | Indiana |
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)