JW
John Willis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Clair-County, Alabama
Our Model Tree links this John Willis across the 1930 and 1940 US Censuses in St.-Clair-County, Alabama (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 7-person household.
Age 18
b. ~1922
Male
Son
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Clair-County, Alabama |
| Surname | Willis |
| Given Name | John L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Prec. 11, Seddon |
| 1935 Residence (County) | St Clair |
| Additional Details | |
| Occupation | Outside hand |
| Industry | Cotton mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Outside Hand |
| Township / Ward | Prec 11 Seddon |
| Est. Birth Year | ~1922 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Catherine Willis | Daughter | — | 4 | ~1936 |
| Violet Willis | Daughter | — | 13 | ~1927 |
| Katie Willis | Daughter | — | 9 | ~1931 |
| Ida Willis | Daughter | — | 17 | ~1923 |
| Enos Willis | Head | — | 39 | ~1901 |
| John Willis | Son | — | 18 | ~1922 |
| Alma Willis | Spouse | — | 36 | ~1904 |
Census Appearances
1930
St Clair, …
Son, age 8
St Clair, Alabama · implied b. ~1922 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Willis |
| Given Name | John L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
St.-Clair-County, Alabama
Son, age 18
St.-Clair-County, Alabama · implied b. ~1922 — 7 household members
| Surname | Willis |
| Given Name | John L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Prec. 11, Seddon |
| 1935 Residence (County) | St Clair |
| Occupation | Outside hand |
| Industry | Cotton mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Alabama |
| 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 John Willis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Willis
Son · 1940 · age 18 · b. ~1922 · Alabama
★ You are viewing this record
Sibling
Katie Willis
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ida Willis
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Violet Willis
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Willis
Sibling · 1940 · age 4
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 — St.-Clair-County, Alabama
Open full size
1940 US Federal Census — St.-Clair-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00078-00366)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louise Brown | 19 | Step-daughter | Spooler | Alabama |
| 2 | Charles Brown | 18 | Step-son | — | Alabama |
| 3 | Elizabeth Brown | 15 | Step-daughter | — | Alabama |
| 4 | Mary Alice Brown | 11 | Step-daughter | — | Alabama |
| 5 | James S Hitchcock | 29 | Head | Slasher Hand | Alabama |
| 6 | Magnolia Hitchcock | 23 | Wife | — | Alabama |
| 7 | Doyle W Nixon | 23 | Head | Dyer | Alabama |
| 8 | Helen A Nixon | 18 | Wife | — | Alabama |
| 9 | Judy A Nixon | 0 | Daughter | — | Alabama |
| 10 | J. H. Ford | 45 | Head | Truck Driver | Alabama |
| 11 | Elizabeth Ford | 40 | Wife | — | Alabama |
| 12 | Dalton Ford | 19 | Son | Mechanic | Texas |
| 13 | Clara Ford | 18 | Daughter | — | Texas |
| 14 | Charles K Ford | 15 | Son | Stack Lumber | Alabama |
| 15 | Dorthy Ford | 4 | Daughter | — | Alabama |
| 16 | Oscar E. Graham | 52 | Head | Merchant | Alabama |
| 17 | B. D. Graham | 19 | Son | Cloth Clerk | Alabama |
| 18 | Curtis Graham | 14 | Son | — | Alabama |
| 19 | Edward Hurst | 23 | Head | Battery Hand | Alabama |
| 20 | Elizabeth Hurst | 21 | Wife | — | Alabama |
| 21 | Walter G. Hurst | 2 | Son | — | Alabama |
| 22 | Tommy J Hurst | 0 | Son | — | Alabama |
| 23 | Rester Quinn | 51 | Head | Frame Hand | Georgia |
| 24 | Martha Quinn | 38 | Wife | Spinner | Alabama |
| 25 | Enos Willis | 39 | Head | Dyer | Alabama |
| 26 | Alma Willis | 36 | Wife | — | Alabama |
| 27 | Violet Willis | 13 | Daughter | — | Alabama |
| 28 | Katie Willis | 9 | Daughter | — | Alabama |
| 29 | Catherine Willis | 4 | Daughter | — | Alabama |
| 30 | John L Willis THIS PERSON | 18 | Son | Outside Hand | Alabama |
| 31 | Ida Lee Willis | 17 | Daughter | — | Alabama |
| 32 | Herschel Higginbotham | 41 | Head | Oiler Hand | Alabama |
| 33 | Mamie Higginbotham | 39 | Wife | — | Alabama |
| 34 | Buford Higginbotham | 20 | Son | Spare Hand | Alabama |
| 35 | Heyward Higginbotham | 17 | Son | — | Alabama |
| 36 | Margurite Higginbotham | 14 | Daughter | — | Alabama |
| 37 | Blondine Higginbotham | 11 | Daughter | — | Alabama |
| 38 | Scotty Ruth Higginbotham | 6 | Daughter | — | Alabama |
| 39 | Teddy Ray Higginbotham | 1 | Son | — | Alabama |
| 40 | Edwin Lee Hare | 48 | Head | Farmer | Alabama |
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)