BW
Bernice Williams — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Bernice Williams across the 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents William & William — first a daughter (b.~1909), then head of a 5-person household.
Age 21
b. ~1909
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Williams |
| Given Name | Bernice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | La Grange Village |
| Est. Birth Year | ~1909 |
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 1930 census.
| Name | Relation to head | Relative to Bernice | Age | Birth yr |
|---|---|---|---|---|
| Margery Williams | Daughter | — | 18 | ~1912 |
| Bernice Williams | Daughter | — | 21 | ~1909 |
| William Williams | Head | — | 52 | ~1878 |
| Angeline Belganski | Other | — | 26 | ~1904 |
| Alma Williams | Spouse | — | 44 | ~1886 |
Census Appearances
1910
Cook, Illinois
Daughter, age 1
Cook, Illinois · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Bernice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 11
Cook, Illinois · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Bernice A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 21
Cook, Illinois · implied b. ~1909 — 5 household members
| Surname | Williams |
| Given Name | Bernice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| 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 |
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 Bernice Williams across 3 US Census years (1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage. Identified parents: father William Williams (~0.92 confidence) and father William Williams (~0.92 confidence) and father Alfred Williams (~0.92 confidence) and mother May Williams (~0.92 confidence) and mother Alma Williams (~0.92 confidence) and mother Alma Williams (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Williams
b. ~1878
Source father
● Household
· direct · ~0.92
Father
William Williams
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Alfred Williams
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
May Williams
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Alma Williams
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Alma Williams
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Bernice Williams
Daughter · 1930 · age 21 · b. ~1909 · Illinois
★ You are viewing this record
Sibling
Margery Williams
Sibling · 1930 · age 18
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
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel502:0470)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Edward L. Irwin | 50 | Head | Contractor | Illinois |
| 52 | Mary B. Irwin | 48 | Wife | — | Illinois |
| 53 | Donald R. Irwin | 17 | Son | — | Illinois |
| 54 | Doris B. Irwin | 17 | Daughter | — | Illinois |
| 55 | Gilbert A. Irwin | 14 | Son | — | Illinois |
| 56 | Alexander Denmark | 21 | Roomer | Salesman | New York |
| 57 | Nellie E. Rule | 30 | Roomer | Office Clerk | Canada |
| 58 | Grace H. Jones | 55 | Head | — | Connecticut |
| 59 | Grace M. Jones | 22 | Daughter | Secretary | Illinois |
| 60 | Wilson E. Jones | 16 | Son | Salesman | Illinois |
| 61 | Mary E. Troft | 77 | Mother | — | Illinois |
| 62 | Charlotte Q. Jones | 61 | Aunt | — | Illinois |
| 63 | Philip W. Souder | 29 | Head | Chemist | Virginia |
| 64 | Doris M. Souder | 29 | Wife | — | England |
| 65 | Elizabeth M. Souder | 2 | Daughter | — | New Jersey |
| 66 | William J. Williams | 52 | Head | President | New York |
| 67 | Alma Williams | 44 | Wife | — | Illinois |
| 68 | Bernice Williams THIS PERSON | 21 | Daughter | — | Illinois |
| 69 | Margery Williams | 18 | Daughter | — | Illinois |
| 70 | Angeline Belganski | 26 | Servant | Domestic | Serbia |
| 71 | Neil B. Mcmurry | 26 | Head | Analyst | Kansas |
| 72 | Elmer Gammeter | 25 | Roomer | Engineer | Missouri |
| 73 | Edwin F. Luse | 23 | Roomer | Engineer | Oklahoma |
| 74 | Hugh L. Robinson | 24 | Roomer | Engineer | Kentucky |
| 75 | Robert A. Burker | 28 | Roomer | Cont. Supervisor | Iowa |
| 76 | John W. Hull | 23 | Roomer | Engineer | Iowa |
| 77 | Walter W. Riege | 28 | Roomer | Engineer | Kansas |
| 78 | Fred Whipple | 22 | Roomer | Engineer | Oklahoma |
| 79 | Ralph F. Bray | 28 | Roomer | Engineer | Massachusetts |
| 80 | Leon J. Johnson | 30 | Roomer | Salesman | Iowa |
| 81 | Lloyd R. Riggle | 31 | Roomer | Supervisor | Pennsylvania |
| 82 | Robert E. Irving | 31 | Roomer | Salesman | Massachusetts |
| 83 | Carl F. Tonnfist | 28 | Roomer | Engineer | Washington |
| 84 | Jack C. Griffin | 25 | Roomer | Investigator | Texas |
| 85 | J. Ross Mitchell | 20 | Roomer | Clerical | Michigan |
| 86 | Lowell M. Negley | 23 | Roomer | Salesman | Illinois |
| 87 | Ross P. Roribaugh | 25 | Roomer | Adjuster | Missouri |
| 88 | John F. Allen | 50 | Head | Care Taker | Kentucky |
| 89 | Bland Allen | 42 | Wife | Housekeeper | Kentucky |
| 90 | Frederick Virkus | 50 | Head | Proprietor | Illinois |
| 91 | Nellie A. Virkus | 47 | Wife | — | Illinois |
| 92 | George E. Virkus | 27 | Son | Clerical | Illinois |
| 93 | Lorene E. Virkus | 24 | Daughter | — | Illinois |
| 94 | Robert M. Virkus | 19 | Son | — | Illinois |
| 95 | Elizabeth Moore | 78 | Mother | — | New York |
| 96 | Robert W. Hague | 31 | Head | Engineer | Illinois |
| 97 | Jessie Hague | 31 | Wife | — | Illinois |
| 98 | Everett G. German | 27 | Brother | Attendant | Illinois |
| 99 | William Bally | 24 | Roomer | Salesman | Illinois |
| 100 | Howard Mcmurray | 29 | Roomer | Salesman | Illinois |
Pedigree Summary
Bernice + 1 sibling
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)