WC
William Carroll — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jackson-County, Mississippi
Our Model Tree links this William Carroll across the 1920, 1930 and 1940 US Censuses in Jackson-County, Mississippi (XGBoost, ~Confirmed), with identified parents Ernest & Melvina — first a head (b.~1911), then head of a 5-person household.
Age 29
b. ~1911
Male
Head
Born: Mississippi
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Mississippi |
| Surname | Carroll |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 4 Southwest |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Occupation | Operator |
| Industry | Filling station |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 462 |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Operator |
| Township / Ward | Beat 4 Southwest |
| Est. Birth Year | ~1911 |
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 |
|---|---|---|---|---|
| William Carroll | Head | — | 29 | ~1911 |
| Earl Carroll | Son | — | 3 | ~1937 |
| James Carroll | Son | — | ~1940 | |
| Charles Carroll | Son | — | 5 | ~1935 |
| Eunice Carroll | Spouse | — | 25 | ~1915 |
Census Appearances
1920
Jackson, Mississippi
Son, age 9
Jackson, Mississippi · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1930
Jackson, Mississippi
Son, age 19
Jackson, Mississippi · implied b. ~1911 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | Farm Labor |
| Industry | Pecan Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Jackson-County, Mississippi
Head, age 29
Jackson-County, Mississippi · implied b. ~1911 — 5 household members
| Surname | Carroll |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 4 Southwest |
| 1935 Residence (County) | Jackson |
| Occupation | Operator |
| Industry | Filling station |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 462 |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ernest Carroll (~0.92 confidence) and mother Melvina Carroll (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ernest Carroll
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Melvina Carroll
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Carroll
Head · 1940 · age 29 · b. ~1911 · Mississippi
★ 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 — Jackson-County, Mississippi
Open full size
1940 US Federal Census — Jackson-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02032-00513)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harriet Bilbo | 27 | Daughter | Machine Operator | Mississippi |
| 42 | Walton Bilbo | 24 | Son | Laborer | Mississippi |
| 43 | Howard Webb | 30 | Head | Wood Cutter | Mississippi |
| 44 | Rosa Webb | 23 | Wife | — | Alabama |
| 45 | Gail Webb | 4 | Daughter | — | Mississippi |
| 46 | Thomas Webb | 2 | Son | — | Mississippi |
| 47 | Barfin Webb | 0 | Son | — | Mississippi |
| 48 | Thomas Cook | 63 | Father | Carpenter | Tennessee |
| 49 | William Carroll THIS PERSON | 29 | Head | Operator | Mississippi |
| 50 | Eunice Carroll | 25 | Wife | — | Mississippi |
| 51 | Charles Carroll | 5 | Son | — | Mississippi |
| 52 | Earl Carroll | 3 | Son | — | Mississippi |
| 53 | James Lester Carroll | 0 | Son | — | Mississippi |
| 54 | Ernest Carroll | 50 | Head | Laborer | Mississippi |
| 55 | Melvina Carroll | 46 | Wife | — | Mississippi |
| 56 | Ernest Jr. Carroll | 9 | Son | — | Mississippi |
| 57 | Mary Carroll | 86 | Mother | — | Mississippi |
| 58 | Caleb Gibson | 48 | Head | Laborer | Mississippi |
| 59 | Isabella Gibson | 49 | Wife | — | Mississippi |
| 60 | Franklin Williams | 24 | Son | — | Mississippi |
| 61 | Fred H. Heyers | 67 | Head | Proprietor | Illinois |
| 62 | Katie Heyers | 35 | Wife | — | Tennessee |
| 63 | Elise Ehrlich | 73 | Mother-in-law | Saleslady | Germany |
| 64 | William H. Haleau | 59 | Head | Farmer | Texas |
| 65 | Melvin Harlotte | 35 | Head | Janitor | Mississippi |
| 66 | Vachtel Harlotte | 30 | Wife | — | Mississippi |
| 67 | Norman Earl Harlotte | 13 | Son | — | Mississippi |
| 68 | Melvin Jr. Harlotte | 11 | Son | — | Mississippi |
| 69 | Mildred Harlotte | 7 | Daughter | — | Mississippi |
| 70 | Carl Fairley | 35 | Head | Laborer | Mississippi |
| 71 | Lizzie Fairley | 31 | Wife | Examiner | Mississippi |
| 72 | Robert Benefield | 13 | Son | — | Alabama |
| 73 | Marjorie Benefield | 11 | Daughter | — | Alabama |
| 74 | Ervin Fournier | 47 | Head | Farmer | Texas |
| 75 | Mary Louise Fournier | 48 | Wife | — | Mississippi |
| 76 | Eldridge S. King | 50 | Head | Salesman | Mississippi |
| 77 | Annette King | 47 | Wife | Demonstrator | Mississippi |
| 78 | James S. Jackson | 49 | Head | Cook | Mississippi |
| 79 | Jack Fairley | 27 | Son | Truck Driver | Mississippi |
| 80 | Johanna Weldy | 73 | Sister | — | Mississippi |
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)