DW
Donald Williams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Shelby-County, Illinois
Our Model Tree links this Donald Williams across the 1920, 1930 and 1940 US Censuses in Shelby-County, Illinois (XGBoost, ~Confirmed), with identified parents Ray & Roy — first a son (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Shelby-County, Illinois |
| Surname | Williams |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Oconee village |
| 1935 Residence (County) | Shelby |
| Additional Details | |
| Occupation | operator |
| Industry | gasoline station |
| Class of Worker | PW |
| Hours Worked | 6 |
| Income (1939) | 200 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Operator |
| Township / Ward | Oconee Village |
| Est. Birth Year | ~1915 |
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 Donald | Age | Birth yr |
|---|---|---|---|---|
| Ray Williams | Head | — | 62 | ~1878 |
| Earl Williams | Other | — | 17 | ~1923 |
| Billy Williams | Son | — | 17 | ~1923 |
| Donald Williams | Son | — | 25 | ~1915 |
| Alice Williams | Spouse | — | 59 | ~1881 |
Census Appearances
1920
Shelby, Illinois
Son, age 5
Shelby, Illinois · implied b. ~1915 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Shelby, Illinois
Son, age 15
Shelby, Illinois · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Donald C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Shelby-County, Illinois
Son, age 25
Shelby-County, Illinois · implied b. ~1915 — 5 household members
| Surname | Williams |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Oconee village |
| 1935 Residence (County) | Shelby |
| Occupation | operator |
| Industry | gasoline station |
| Class of Worker | PW |
| Hours Worked | 6 |
| Income (1939) | 200 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Donald Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ray Williams (~0.92 confidence) and father Roy Williams (~0.92 confidence) and father Roy Williams (~0.92 confidence) and mother Alice Williams (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ray Williams
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Roy Williams
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Roy Williams
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Alice Williams
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Donald Williams
Son · 1940 · age 25 · b. ~1915 · Illinois
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Sibling
Billy Williams
Sibling · 1940 · age 17
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 — Shelby-County, Illinois
Open full size
1940 US Federal Census — Shelby-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00890-00265)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John A. Hamilton | 70 | Head | Operator And Owner | Indiana |
| 2 | Nancy Hamilton | 69 | Wife | Clerk | Indiana |
| 3 | Martha Hinton | 70 | Head | — | Illinois |
| 4 | Mamie Hinton | 80 | Head | — | Illinois |
| 5 | Catharine Rud | 86 | Head | — | New Jersey |
| 6 | Bernard C. Holthaus | 46 | Head | Carpenter Contractor | Missouri |
| 7 | Margaret Holthaus | 41 | Wife | — | Illinois |
| 8 | Dolores Holthaus | 19 | Daughter | New Worker | Illinois |
| 9 | Norbert Holthaus | 17 | Son | — | Illinois |
| 10 | Constance Holthaus | 16 | Daughter | — | Illinois |
| 11 | Denise Holthaus | 14 | Daughter | — | Missouri |
| 12 | Genevieve Holthaus | 13 | Daughter | — | Ohio |
| 13 | Marie Celine Holthaus | 11 | Daughter | — | Missouri |
| 14 | Joan Holthaus | 8 | Daughter | — | Missouri |
| 15 | Gregory Holthaus | 6 | Son | — | Illinois |
| 16 | Barbara Holthaus | 4 | Daughter | — | Illinois |
| 17 | William Clucas | 42 | Head | Farmer | Illinois |
| 18 | Margie Clucas | 19 | Wife | — | Illinois |
| 19 | Anna Siepenthaller | 40 | Head | — | Illinois |
| 20 | Janice Siepenthaller | 21 | Lodger | Teacher | Illinois |
| 21 | Ray Williams | 62 | Head | Carpenter | Illinois |
| 22 | Alice Williams | 59 | Wife | — | Illinois |
| 23 | Donald Williams THIS PERSON | 25 | Son | Operator | Illinois |
| 24 | Billy Williams | 17 | Son | — | Illinois |
| 25 | Earl Williams | 17 | Grandson | — | Illinois |
| 26 | Charles Siepenthaller | 55 | Head | Carpenter | Illinois |
| 27 | Pearl Siepenthaller | 50 | Wife | — | Illinois |
| 28 | Jackie Siepenthaller | 8 | Son | — | Illinois |
| 29 | James Smith | 45 | Head | Salesman | Illinois |
| 30 | Ocie Smith | 46 | Wife | — | Illinois |
| 31 | Less Mary Smith | 81 | Mother-in-law | — | Indiana |
| 32 | Flockie Mcdrain | 33 | Head | Owner And Operator | Illinois |
| 33 | Bonny B. Mcdrain | 14 | Daughter | Clerk | Illinois |
| 34 | Donald Mcdrain | 8 | Son | — | Illinois |
| 35 | Tony Nutt | 67 | Father | Clerk | Illinois |
| 36 | Florence Nutt | 56 | Mother | — | Illinois |
| 37 | Ben P. Allen | 70 | Head | Salesman | Illinois |
| 38 | Mary L. Allen | 64 | Wife | — | Illinois |
| 39 | Clement Allen | 39 | Son | — | Illinois |
| 40 | Lucy Price | 37 | Daughter | Teacher | Illinois |
Related Census Records
Pedigree Summary
Donald + 1 sibling
Gen 1 · 4 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)