WC
William Carroll — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bibb-County, Alabama
Our Model Tree links this William Carroll across the 1910, 1920, 1930 and 1940 US Censuses in Bibb-County, Alabama (XGBoost, ~Confirmed), with identified parents Lee & Jessie — first a head (b.~1907), then head of a 5-person household.
Age 33
b. ~1907
Male
Head
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bibb-County, Alabama |
| Surname | Carroll |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat 11 |
| 1935 Residence (County) | Bibb |
| Additional Details | |
| Occupation | Coal digger |
| Industry | Coal mine |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 650 |
| Highest Grade | No 7 |
| 1935 Residence | Same house |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Coal Digger |
| Township / Ward | Beat 11 |
| 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 William | Age | Birth yr |
|---|---|---|---|---|
| Faye Carroll | Daughter | — | 2 | ~1938 |
| William Carroll | Head | — | 33 | ~1907 |
| Thomas Simmons | Other | — | 71 | ~1869 |
| William Carroll | Son | — | 13 | ~1927 |
| Verda Carroll | Spouse | — | 34 | ~1906 |
Census Appearances
1910
Bibb, Alabama
Son, age 3
Bibb, Alabama · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1920
Bibb, Alabama
Son, age 13
Bibb, Alabama · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carrol |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Bibb, Alabama
Head, age 23
Bibb, Alabama · implied b. ~1907 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | CARROL |
| Given Name | Willie M. H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 19 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Truck Driver |
| Industry | Retail Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 5 |
| Veteran | No |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Bibb-County, Alabama
Head, age 33
Bibb-County, Alabama · implied b. ~1907 — 5 household members
| Surname | Carroll |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat 11 |
| 1935 Residence (County) | Bibb |
| Occupation | Coal digger |
| Industry | Coal mine |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 650 |
| Highest Grade | No 7 |
| 1935 Residence | Same house |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 William Carroll across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lee Carroll (~0.92 confidence) and mother Jessie Carrol (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lee Carroll
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Jessie Carrol
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Carroll
Head · 1940 · age 33 · b. ~1907 · Alabama
★ 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 — Bibb-County, Alabama
Open full size
1940 US Federal Census — Bibb-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00004-00506)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Roland | 70 | Head | — | Alabama |
| 2 | Alice Roland | 67 | Wife | — | Alabama |
| 3 | Eugene Roland | 44 | Head | Coal Digger | Alabama |
| 4 | Ellene Roland | 38 | Wife | — | Alabama |
| 5 | Ester Roland | 17 | Daughter | — | Alabama |
| 6 | Ruth Roland | 13 | Daughter | — | Alabama |
| 7 | Billy Roland | 10 | Daughter | — | Alabama |
| 8 | William Carroll THIS PERSON | 33 | Head | Coal Digger | Alabama |
| 9 | Verda Lee Carroll | 34 | Wife | — | Alabama |
| 10 | William E Carroll | 13 | Son | — | Alabama |
| 11 | Faye Carroll | 2 | Daughter | — | Alabama |
| 12 | Thomas Simmons | 71 | Father-in-law | — | Alabama |
| 13 | Robert Cundiff | 46 | Head | Coal Digger | Alabama |
| 14 | Mae Cundiff | 35 | Wife | — | Alabama |
| 15 | Betty Gene Cundiff | 12 | Daughter | — | Alabama |
| 16 | Robert Cundiff | 11 | Son | — | Alabama |
| 17 | James Cundiff | 7 | Son | — | Alabama |
| 18 | Sammy Cundiff | 5 | Son | — | Alabama |
| 19 | John Miller | 71 | Head | — | Alabama |
| 20 | Adell Miller | 54 | Wife | — | Alabama |
| 21 | Bill Miller | 16 | Son | — | Alabama |
| 22 | John D Taljorn | 32 | Head | Coal Digger | Yugoslavia |
| 23 | Margaret Taljorn | 29 | Wife | — | Alabama |
| 24 | John Alfred Taljorn | 10 | Son | — | Alabama |
| 25 | Thomas E Taljorn | 8 | Son | — | Alabama |
| 26 | Robert Taljorn | 5 | Son | — | Alabama |
| 27 | Charles Carroll | 21 | Head | Coal Digger | Alabama |
| 28 | Mattie Lee Carroll | 19 | Wife | — | Alabama |
| 29 | Otis Carroll | 49 | Father | Coal Digger | Alabama |
| 30 | Charles J Carroll | 2 | Son | — | Alabama |
| 31 | Chester Carroll | 14 | Brother | New Worker | Alabama |
| 32 | Joseph E Edmonds | 45 | Head | Labourer | Alabama |
| 33 | Lois Edmonds | 34 | Wife | — | Alabama |
| 34 | James Edmonds | 15 | Son | New Worker | Alabama |
| 35 | Elizabeth Edmonds | 13 | Daughter | — | Alabama |
| 36 | William Edmonds | 11 | Son | — | Alabama |
| 37 | Luther Edmonds | 5 | Son | — | Alabama |
| 38 | Rufus Edmonds | 5 | Son | — | Alabama |
| 39 | Richard G Carroll | 47 | Head | Coal Digger | Alabama |
| 40 | Alberta Carroll | 47 | Wife | — | Alabama |
Pedigree Summary
William
Gen 1 · 2 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)