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Bettie Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sangamon-County, Illinois
Our Model Tree links this Bettie Williams across the 1930 and 1940 US Censuses in Sangamon-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 7-person household.
Age 13
b. ~1927
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sangamon-County, Illinois |
| Surname | Williams |
| Given Name | Bettie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Sangamon |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same home |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Springfield City |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Bettie | Age | Birth yr |
|---|---|---|---|---|
| Boyd Williams | Son | — | 11 | ~1929 |
| Judith Williams | Daughter | — | 2 | ~1938 |
| William Williams | Son | — | 5 | ~1935 |
| Elma Williams | Spouse | — | 35 | ~1905 |
| Robert Williams | Son | — | 14 | ~1926 |
| Bettie Williams | Daughter | — | 13 | ~1927 |
| Robert Williams | Head | — | 36 | ~1904 |
Census Appearances
1930
Sangamon, Illinois
Daughter, age 3
Sangamon, Illinois · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Sangamon-County, Illinois
Daughter, age 13
Sangamon-County, Illinois · implied b. ~1927 — 7 household members
| Surname | Williams |
| Given Name | Bettie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Sangamon |
| Highest Grade | No 6 |
| 1935 Residence | Same home |
| 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 Bettie Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Bettie Williams
Daughter · 1940 · age 13 · b. ~1927 · Illinois
★ You are viewing this record
Sibling
Boyd Williams
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Williams
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Williams
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Judith Williams
Sibling · 1940 · age 2
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 — Sangamon-County, Illinois
Open full size
1940 US Federal Census — Sangamon-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00884-00687)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John H Seward | 42 | Son | Carpenter | Illinois |
| 2 | George Seward | 39 | Son | Brick Layer | Illinois |
| 3 | Robert Seward | 32 | Son | Carpenter | Illinois |
| 4 | "Frank ""Jr""" Seward | 24 | Grandson | Yard Clerk | Illinois |
| 5 | Frank A Ford | 55 | Head | Painter | Illinois |
| 6 | Jessie J Ford | 57 | Wife | — | Illinois |
| 7 | Charles A Ford | 29 | Son | Journeyman Painter | Illinois |
| 8 | Emil C Barty | 78 | Head | Contractor | Wisconsin |
| 9 | Mary Barty | 66 | Wife | — | Illinois |
| 10 | Edward Earl Beard | 30 | Head | Stock Clerk | Illinois |
| 11 | Mary Beard | 35 | Wife | — | Illinois |
| 12 | Jo Ann Beard | 7 | Daughter | — | Illinois |
| 13 | Boyce Beard | 5 | Daughter | — | Illinois |
| 14 | Edward Jr Beard | 4 | Son | — | Illinois |
| 15 | Harlie J Coats | 43 | Head | Clerk | Illinois |
| 16 | Virginia Coats | 28 | Wife | — | Tennessee |
| 17 | Mary Francis Coats | 18 | Daughter | — | Illinois |
| 18 | Barbara Ann Coats | 8 | Daughter | — | Illinois |
| 19 | Phyllis Coats | 7 | Daughter | — | Illinois |
| 20 | Sandra Kay Coats | 0 | Daughter | — | Illinois |
| 21 | Frank Berry | 36 | Head | Salesman | Illinois |
| 22 | Gleta Berry | 33 | Wife | — | Illinois |
| 23 | Thelma Berry | 11 | Daughter | — | Illinois |
| 24 | Norman Berry | 6 | Son | — | Illinois |
| 25 | Robert Williams | 36 | Head | Shoe Finisher | Illinois |
| 26 | Elma Williams | 35 | Wife | Finisher | Illinois |
| 27 | Robert Jr Williams | 14 | Son | — | Illinois |
| 28 | Bettie Williams THIS PERSON | 13 | Daughter | — | Illinois |
| 29 | Boyd Williams | 11 | Son | — | Illinois |
| 30 | William Williams | 5 | Son | — | Illinois |
| 31 | Judith Williams | 2 | Daughter | — | Illinois |
| 32 | Oliver J Baker | 38 | Head | Paint Salesman | Illinois |
| 33 | Solarda Baker | 26 | Wife | — | Illinois |
| 34 | James Lee Baker | 3 | Son | — | Illinois |
| 35 | Jayne Lee Baker | 1 | Daughter | — | Illinois |
| 36 | Edgar Price | 35 | Head | Laborer | Illinois |
| 37 | Alta Price | 32 | Wife | — | Illinois |
| 38 | Gloria Price | 14 | Daughter | — | Illinois |
| 39 | Walter Ducey | 47 | Head | Foreman | Illinois |
| 40 | Katie Ducey | 46 | Wife | — | Austria |
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)