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Robert Williams — 1930 US Census Record
Model Tree available1930 United States Federal Census · Norfolk, Massachusetts
Our Model Tree links this Robert Williams across the 1910, 1920 and 1930 US Censuses in Norfolk, Massachusetts (XGBoost, ~Confirmed), with identified parents Charles & Ella — first a son (b.~1878), then head of a 6-person household.
Age 52
b. ~1878
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Norfolk, Massachusetts |
| Surname | Williams |
| Given Name | Robert W. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Broker |
| Industry | Stock Broker |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Broker |
| Township / Ward | Brookline Town |
| Est. Birth Year | ~1878 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Hilda Williams | Daughter | — | 44 | ~1886 |
| Ella Williams | Head | — | 77 | ~1853 |
| Delia Mcnamara | Other | — | 38 | ~1892 |
| Helen Graham | Other | — | 36 | ~1894 |
| Katherine Walsh | Other | — | 37 | ~1893 |
| Robert Williams | Son | — | 52 | ~1878 |
Census Appearances
1910
Norfolk, Massachusetts
Son, age 32
Norfolk, Massachusetts · implied b. ~1878 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Robert W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Broker |
| Industry | Stock Exchange |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Norfolk, Massachusetts
Son, age 42
Norfolk, Massachusetts · implied b. ~1878 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Robert W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Stock Broker |
| Industry | Own office |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Norfolk, Massachusetts
Son, age 52
Norfolk, Massachusetts · implied b. ~1878 — 6 household members
| Surname | Williams |
| Given Name | Robert W. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Broker |
| Industry | Stock Broker |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Robert Williams across 3 US Census years (1910, 1920 and 1930) in Norfolk, Massachusetts, using XGBoost record linkage. Identified parents: father Charles Williams (~0.92 confidence) and mother Ella Williams (~0.92 confidence) and mother Lilly Williams (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Williams
b. ~1856
Source father
● Household
· direct · ~0.92
Mother
Ella Williams
b. ~1853
Source mother
● Household
· direct · ~0.92
Mother
Lilly Williams
b. ~1852
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Williams
Son · 1930 · age 52 · b. ~1878 · Massachusetts
★ You are viewing this record
Sibling
Hilda Williams
Sibling · 1930 · age 44
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 — Norfolk, Massachusetts
Open full size
1930 US Federal Census — Norfolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel933:0898)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alice M. Waters | 23 | daughter | Asst Librarian | Massachusetts |
| 2 | John C. Waters | 20 | son | Clerk | Massachusetts |
| 3 | Ella Williams | 77 | head | None | Massachusetts |
| 4 | Robert W. Williams THIS PERSON | 52 | son | Broker | Massachusetts |
| 5 | Hilda Williams | 44 | daughter | None | Massachusetts |
| 6 | Helen Graham | 36 | servant | Servant | Irish Free State |
| 7 | Katherine Walsh | 37 | servant | Servant | Irish Free State |
| 8 | Delia Mcnamara | 38 | servant | Servant | Irish Free State |
| 9 | James Dean | 52 | head | Broker | Massachusetts |
| 10 | Agnes Dean | 45 | wife | None | Massachusetts |
| 11 | James Jr. Dean | 21 | son | None | Massachusetts |
| 12 | Dorothy Dean | 16 | daughter | None | Massachusetts |
| 13 | Philip Dean | 14 | son | None | Massachusetts |
| 14 | Mary Walker | 44 | servant | Servant | Northern Ireland |
| 15 | Harold Williams | 52 | head | Lawyer | Massachusetts |
| 16 | Katherine C. Williams | 52 | wife | None | Dist. of Col. |
| 17 | Anne C. Williams | 23 | daughter | None | Massachusetts |
| 18 | Alice C. Williams | 16 | daughter | None | Massachusetts |
| 19 | Annie Maclean | 33 | servant | Servant | Canada English |
| 20 | Annie Macaulay | 26 | servant | Servant | Canada English |
| 21 | Guy Cunningham | 62 | head | Lawyer | Massachusetts |
| 22 | Edith E. Cunningham | 50 | wife | None | Massachusetts |
| 23 | Alfred Cunningham | 14 | son | None | Massachusetts |
| 24 | Franklin Cunningham | 10 | son | None | Massachusetts |
| 25 | Elizabeth Collins | 28 | servant | Servant | Irish Free State |
| 26 | Mary Ford | 24 | servant | Servant | Irish Free State |
| 27 | Reginald Fitz | 44 | head | Physician | Massachusetts |
| 28 | Phoebe Fitz | 39 | wife | None | Canada English |
| 29 | Phoebe Fitz | 10 | daughter | None | Massachusetts |
| 30 | Reginald Fitz | 9 | son | None | Massachusetts |
| 31 | Joan Fitz | 7 | daughter | None | Massachusetts |
| 32 | William Fitz | 6 | son | None | Massachusetts |
| 33 | Edith Fitz | 3 | daughter | None | Massachusetts |
| 34 | Jean Finnii | 45 | servant | Servant | Scotland |
| 35 | Mary Monahan | 23 | servant | Servant | Irish Free State |
| 36 | Nellie English | 22 | servant | Servant | Irish Free State |
| 37 | Walter Bigelow | 79 | head | None | Massachusetts |
| 38 | Harriett Bigelow | 71 | wife | None | Kentucky |
| 39 | Ottilie Mcherman | 22 | servant | Servant | Canada English |
| 40 | Henry O'Hare | 56 | head | Superintendent | Irish Free State |
| 41 | Catherine O'Hare | 54 | wife | None | Irish Free State |
| 42 | Sara O'Hare | 32 | daughter | Typist | Massachusetts |
| 43 | Catherine O'Hare | 31 | daughter | None | Massachusetts |
| 44 | Harry O'Hare | 28 | son | Letter Carrier | Massachusetts |
| 45 | Marion O'Hare | 24 | daughter | Stenographer | Massachusetts |
| 46 | John O'Hare | 19 | son | Manager | Massachusetts |
| 47 | Madeline O'Hare | 17 | daughter | None | Massachusetts |
| 48 | Eleanor O'Hare | 15 | daughter | None | Massachusetts |
| 49 | John Patterson | 48 | head | Asst Buyer | Northern Ireland |
| 50 | Ethel Patterson | 42 | wife | None | Canada English |
Pedigree Summary
Robert + 1 sibling
Gen 1 · 3 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)