RC
Robert Carroll — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Tennessee
Our Model Tree links this Robert Carroll across the 1920, 1930 and 1940 US Censuses in Washington-County, Tennessee (XGBoost, ~Confirmed), with identified parents Ernest & Ernest — first a son (b.~1916), then head of a 3-person household.
Age 24
b. ~1916
Male
Son
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Tennessee |
| Surname | Carroll |
| Given Name | Robert L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | 12th District |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 50 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Carpenter |
| Township / Ward | 12Th District |
| Est. Birth Year | ~1916 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Dora Carroll | Spouse | — | 37 | ~1903 |
| Robert Carroll | Son | — | 24 | ~1916 |
| Ernest Carroll | Head | — | 48 | ~1892 |
Census Appearances
1920
Washington, Tennessee
Son, age 3
Washington, Tennessee · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Robert L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Washington, Tennessee
Son, age 14
Washington, Tennessee · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Robert L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Washington-County, Tennessee
Son, age 24
Washington-County, Tennessee · implied b. ~1916 — 3 household members
| Surname | Carroll |
| Given Name | Robert L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | 12th District |
| 1935 Residence (County) | Washington |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 50 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Ernest Carroll (~0.92 confidence) and father Ernest Carroll (~0.92 confidence) and mother Dora Carroll (~0.92 confidence) and mother Dora Carroll (~0.92 confidence) and mother Sara Carroll (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ernest Carroll
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Ernest Carroll
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Dora Carroll
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Dora Carroll
b. ~1903
Source mother
● Household
· direct · ~0.92
Mother
Sara Carroll
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Carroll
Son · 1940 · age 24 · b. ~1916 · Tennessee
★ 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 — Washington-County, Tennessee
Open full size
1940 US Federal Census — Washington-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03945-00345)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carl A. Hall | 43 | Head | Farming | Tennessee |
| 2 | Minnie E. Hall | 37 | Wife | — | Tennessee |
| 3 | Donald A. Hall | 3 | Son | — | Tennessee |
| 4 | Frank E. Shuler | 24 | Head | Farming | Tennessee |
| 5 | Madge M. Shuler | 17 | Wife | — | Virginia |
| 6 | Jacky R. Shuler | 1 | Son | — | Virginia |
| 7 | Henry E. Hammons | 47 | Head | — | Virginia |
| 8 | Olie M. Hammons | 23 | Son | Farming | Virginia |
| 9 | James E. Hammons | 21 | Son | Farming | Virginia |
| 10 | Joseph E. Hammons | 21 | Son | — | Virginia |
| 11 | Mamie G. Hammons | 18 | Daughter | — | Virginia |
| 12 | Robert D. Hammons | 14 | Son | Farming | Virginia |
| 13 | Charles E. Hammons | 12 | Son | — | Virginia |
| 14 | Mary R. Hammons | 8 | Daughter | — | Virginia |
| 15 | Generva L. Hammons | 6 | Daughter | — | Virginia |
| 16 | Orville C. Fink | 31 | Head | Farming | Tennessee |
| 17 | Mollie E. Fink | 31 | Wife | — | Tennessee |
| 18 | Ina K. Fink | 12 | Daughter | — | Tennessee |
| 19 | Billie G. Fink | 10 | Son | — | Tennessee |
| 20 | Lilly M. Fink | 7 | Daughter | — | Tennessee |
| 21 | Helena L. Fink | 5 | Daughter | — | Tennessee |
| 22 | Rogers P. Fink | 3 | Son | — | Tennessee |
| 23 | Wanda R. Fink | 0 | Daughter | — | Tennessee |
| 24 | John T. Bowser | 50 | Head | Farming | Tennessee |
| 25 | Mattie E. Bowser | 49 | Wife | — | Tennessee |
| 26 | Thomas Bowser | 19 | Son | Farming | Tennessee |
| 27 | John Bowser | 16 | Son | — | Tennessee |
| 28 | Lillie L. Bowser | 13 | Daughter | — | Tennessee |
| 29 | Ernest M. Carroll | 48 | Head | Carpenter | Tennessee |
| 30 | Dora E. Carroll | 37 | Wife | — | Tennessee |
| 31 | Robert L. Carroll THIS PERSON | 24 | Son | Carpenter | Tennessee |
| 32 | Palmira E. Ivey | 71 | Head | — | Tennessee |
| 33 | Caroline G. Bickley | 12 | Grand-Daughter | — | Tennessee |
| 34 | Samuel T. Bickley | 9 | Grand-Son | — | Tennessee |
| 35 | Son-In-Law John T. | None | M | Agriculture | — |
| 36 | Daughter Bessie M. | None | F | Public School | — |
| 37 | Dora A. Crawford | 15 | Servant | Housekeeper | Tennessee |
| 38 | Alice D. White | 74 | Head | — | Tennessee |
| 39 | Charles B. White | 37 | Son | Electrician | Tennessee |
| 40 | Sallie E. Dickson | 61 | Sister | — | Tennessee |
Pedigree Summary
Robert
Gen 1 · 5 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)