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William Williamson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Crenshaw-County, Alabama
Our Model Tree links this William Williamson across the 1930 and 1940 US Censuses in Crenshaw-County, Alabama (XGBoost, ~Confirmed) — first a son (b.~1911), then head of a 10-person household.
Age 29
b. ~1911
Male
Son
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Crenshaw-County, Alabama |
| Surname | Williamson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat 4 |
| 1935 Residence (County) | Crenshaw |
| Additional Details | |
| Occupation | Farm work |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 125 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Farm Work |
| Township / Ward | Beat 4 |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Martha Williamson | Daughter | — | 15 | ~1925 |
| Mary Williamson | Daughter | — | 15 | ~1925 |
| Mattie Williamson | Daughter | — | 33 | ~1907 |
| Jean Williamson | Head | — | 54 | ~1886 |
| Lily Williamson | Other | — | 17 | ~1923 |
| Brady Williamson | Son | — | 19 | ~1921 |
| William Williamson | Son | — | 29 | ~1911 |
| Abel Williamson | Son | — | 13 | ~1927 |
| Marion Williamson | Son | — | 32 | ~1908 |
| Rob Williamson | Son | — | 17 | ~1923 |
Census Appearances
1930
Pike, Alabama
Son, age 18
Pike, Alabama · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williamson |
| Given Name | Willie |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | farm help |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Crenshaw-County, Alabama
Son, age 29
Crenshaw-County, Alabama · implied b. ~1911 — 10 household members
| Surname | Williamson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat 4 |
| 1935 Residence (County) | Crenshaw |
| Occupation | Farm work |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 125 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| 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 Williamson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Williamson
Son · 1940 · age 29 · b. ~1911 · Alabama
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Sibling
Brady Williamson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mattie Williamson
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Williamson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Williamson
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Williamson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rob Williamson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Abel Williamson
Sibling · 1940 · age 13
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 — Crenshaw-County, Alabama
Open full size
1940 US Federal Census — Crenshaw-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00021-00131)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jean Williamson | 54 | Head | Farm Work | Alabama |
| 42 | Mattie L. Williamson | 33 | Daughter | — | Alabama |
| 43 | Marion J. Williamson | 32 | Son | Farm Work | Alabama |
| 44 | Brady Williamson | 19 | Son | Farm Work | Alabama |
| 45 | Rob Williamson | 17 | Son | Cook | Alabama |
| 46 | Martha Williamson | 15 | Daughter | — | Alabama |
| 47 | Mary Williamson | 15 | Daughter | — | Alabama |
| 48 | Abel Williamson | 13 | Son | — | Alabama |
| 49 | William Williamson THIS PERSON | 29 | Son | Farm Work | Alabama |
| 50 | Lily Mae Williamson | 17 | Daughter-in-law | — | Alabama |
| 51 | B. T. Sexton | 59 | Head | Farm Work | Alabama |
| 52 | Annie B. Sexton | 34 | Daughter | — | Alabama |
| 53 | Jeane Carlisle | 22 | Granddaughter | Farm Work | Alabama |
| 54 | Edna P. Carlisle | 27 | Daughter-in-law | — | Alabama |
| 55 | Vera Lee Wolf | 22 | Head | Seamstress | Alabama |
| 56 | Myrtle Capps | 20 | Roommate | — | Alabama |
| 57 | Orson O. White | 30 | Head | Farm Work | Alabama |
| 58 | Beulah K. White | 23 | Wife | — | Alabama |
| 59 | Marvin T. Sexton | 34 | Head | W.P.A. Worker | Alabama |
| 60 | Buna M. Sexton | 26 | Wife | — | Alabama |
| 61 | Mittie Sexton | 66 | Mother | — | Alabama |
| 62 | Felix T. White | 53 | Head | Farm Work | Alabama |
| 63 | Ida O. White | 50 | Wife | — | Alabama |
| 64 | Aaron White | 20 | Son | Farm Work | Alabama |
| 65 | Varley White | 24 | Head | Farm Work | Alabama |
| 66 | Rosa L. White | 31 | Wife | — | Alabama |
| 67 | Helen D. White | 2 | Daughter | — | Alabama |
| 68 | Marion Fowler | 33 | Head | Farm Work | Alabama |
| 69 | Velma Fowler | 33 | Wife | — | Alabama |
| 70 | Bessie Fowler | 15 | Daughter | — | Alabama |
| 71 | Helton Fowler | 12 | Son | — | Alabama |
| 72 | Mary G. Fowler | 9 | Daughter | — | Alabama |
| 73 | Edward Fowler | 7 | Son | — | Alabama |
| 74 | Horace Fowler | 5 | Son | — | Alabama |
| 75 | Joseph Fowler | 4 | Son | — | Alabama |
| 76 | Mary E. Fowler | 65 | Mother | — | Alabama |
| 77 | William H. Lee | 49 | Head | Farm Operator | Georgia |
| 78 | Lily I. Lee | 41 | Wife | — | Alabama |
| 79 | Willis S. Welch | 21 | Step-son | Farm Work | Alabama |
| 80 | Annie Jo Welch | 19 | Daughter-in-law | — | 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)