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Betty Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tazewell-County, Illinois
Our Model Tree links this Betty Williams across the 1930 and 1940 US Censuses in Tazewell-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Tazewell-County, Illinois |
| Surname | Williams |
| Given Name | Betty |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Spring Lake |
| 1935 Residence (County) | Tazewell |
| Additional Details | |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Spring Lake |
| Est. Birth Year | ~1927 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Betty | Age | Birth yr |
|---|---|---|---|---|
| Mary Williams | Daughter | — | 15 | ~1925 |
| Betty Williams | Daughter | — | 13 | ~1927 |
| Dorothy Williams | Daughter | — | 11 | ~1929 |
| Albert Williams | Head | — | 56 | ~1884 |
| Donald Williams | Son | — | 9 | ~1931 |
| Billy Williams | Son | — | 5 | ~1935 |
| Wayne Williams | Son | — | 7 | ~1933 |
| Hazel Williams | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Tazewell, Illinois
Daughter, age 2
Tazewell, Illinois · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Tazewell-County, Illinois
Daughter, age 13
Tazewell-County, Illinois · implied b. ~1927 — 8 household members
| Surname | Williams |
| Given Name | Betty |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Spring Lake |
| 1935 Residence (County) | Tazewell |
| 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 Betty Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Williams
Daughter · 1940 · age 13 · b. ~1927 · Illinois
★ You are viewing this record
Sibling
Mary Williams
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Williams
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billy Williams
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Williams
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wayne Williams
Sibling · 1940 · age 7
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 — Tazewell-County, Illinois
Open full size
1940 US Federal Census — Tazewell-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00895-00698)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Davis Martin | 55 | Head | Farm Laborer | Illinois |
| 2 | Mary E Martin | 47 | Wife | — | Illinois |
| 3 | Velda Rose Martin | 16 | daughter | — | Illinois |
| 4 | Elton Dale Martin | 14 | son | — | Illinois |
| 5 | Edward Monroe Martin | 11 | son | — | Illinois |
| 6 | Ralph Lee Martin | 9 | son | — | Illinois |
| 7 | Dalen Ray Martin | 5 | grandson | — | Illinois |
| 8 | Linda Lou Martin | 2 | granddaughter | — | Illinois |
| 9 | James L Wooding | 54 | Head | Farmer | Illinois |
| 10 | Mary J Wooding | 55 | wife | — | Illinois |
| 11 | Arthur Parkin | 17 | stepson | — | Illinois |
| 12 | Lawrence Parkin | 15 | stepson | — | Illinois |
| 13 | Clifford N Boyer | 37 | Head | Machine Operator | Illinois |
| 14 | Ida E Boyer | 29 | wife | — | Illinois |
| 15 | Clarence Boyer | 12 | son | — | Illinois |
| 16 | Franklin Boyer | 9 | son | — | Illinois |
| 17 | Charles Boyer | 8 | son | — | Illinois |
| 18 | Nelson Boyer | 5 | son | — | Illinois |
| 19 | Linda Boyer | 3 | daughter | — | Illinois |
| 20 | Evelyn Boyer | 2 | daughter | — | Illinois |
| 21 | Richard J Weithe | 45 | Head | Farmer | Illinois |
| 22 | Coral E Weithe | 37 | wife | — | Illinois |
| 23 | Clara Weithe | 17 | daughter | — | Illinois |
| 24 | Harold Weithe | 16 | son | Farm Laborer | Illinois |
| 25 | Albert F Williams | 56 | Head | Placing Brush | Kentucky |
| 26 | Hazel Williams | 37 | wife | — | Illinois |
| 27 | Mary Williams | 15 | daughter | — | Illinois |
| 28 | Betty Williams THIS PERSON | 13 | daughter | — | Illinois |
| 29 | Dorothy Williams | 11 | daughter | — | Illinois |
| 30 | Donald Williams | 9 | son | — | Illinois |
| 31 | Wayne Williams | 7 | son | — | Illinois |
| 32 | Billy Williams | 5 | son | — | Illinois |
| 33 | Harry A Van Buskirk | 34 | Head | Carpenter Helper | Indiana |
| 34 | Mabel E Van Buskirk | 35 | wife | — | Illinois |
| 35 | Neal Van Buskirk | 5 | son | — | Illinois |
| 36 | Joyce Van Buskirk | 3 | daughter | — | Illinois |
| 37 | Donald Van Buskirk | 1 | son | — | Illinois |
| 38 | Carl B Thomas | 33 | Head | Farm Laborer | Illinois |
| 39 | Kathryn A Thomas | 25 | wife | — | Illinois |
| 40 | Barbara M Thomas | 3 | daughter | — | Illinois |
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)