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Robert Williams — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Robert Williams across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Arthur & Carrie — first a son (b.~1907), then head of a 6-person household.
Age 23
b. ~1907
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Williams |
| Given Name | Robert O |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Connecticut |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Newton City |
| Est. Birth Year | ~1907 |
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 |
|---|---|---|---|---|
| Louise Williams | Daughter | — | 31 | ~1899 |
| Arthur Williams | Head | — | 63 | ~1867 |
| Mary Walker | Other | — | 60 | ~1870 |
| Carrie Williams | Other | — | 63 | ~1867 |
| Shepard Williams | Son | — | 33 | ~1897 |
| Robert Williams | Son | — | 23 | ~1907 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 4
Middlesex, Massachusetts · implied b. ~1906 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Connecticut |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 13
Middlesex, Massachusetts · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Robert S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Connecticut |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 23
Middlesex, Massachusetts · implied b. ~1907 — 6 household members
| Surname | Williams |
| Given Name | Robert O |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Connecticut |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| 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 Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father Arthur Williams (~0.92 confidence) and mother Carrie Williams (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arthur Williams
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Carrie Williams
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Williams
Son · 1930 · age 23 · b. ~1907 · Massachusetts
★ You are viewing this record
Sibling
Louise Williams
Sibling · 1930 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shepard Williams
Sibling · 1930 · age 33
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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel926:0851)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John E Blanchard | 66 | Head | — | Massachusetts |
| 2 | Robert E Bugge | 49 | Head | Salesman | New York |
| 3 | Belle H Bugge | 43 | Wife-H | — | New Hampshire |
| 4 | Frank R Bugge | 17 | Son | — | Massachusetts |
| 5 | Richard S Bugge | 16 | Son | — | Massachusetts |
| 6 | Anne E Bugge | 14 | Daughter | — | Massachusetts |
| 7 | Katharine B Bugge | 13 | Daughter | — | Massachusetts |
| 8 | Jane W Bugge | 7 | Daughter | — | Massachusetts |
| 9 | Mabel Lurney | 23 | Servant | Servant | Canada-English |
| 10 | Paul W Jones | 42 | Head | Treasurer | Massachusetts |
| 11 | Evelyn B Jones | 37 | Wife-H | — | Missouri |
| 12 | Prescott W Jones | 13 | Son | — | Missouri |
| 13 | Daniel B Jones | 11 | Son | — | Missouri |
| 14 | Evelyn Jones | 4 | Daughter | — | Massachusetts |
| 15 | Mary Varney | 48 | Servant | Servant | Unknown U.S. |
| 16 | Walter E Burke | 37 | Head | President | Massachusetts |
| 17 | Louise M Burke | 36 | Wife-H | — | Massachusetts |
| 18 | Jean Burke | 9 | Daughter | — | Massachusetts |
| 19 | Walter E Jr Burke | 7 | Son | — | Massachusetts |
| 20 | Robert Burke | 6 | Son | — | Massachusetts |
| 21 | Catherine Canady | 20 | Servant | Servant | Virginia |
| 22 | John R Litchfield | 33 | Head | Salesman | Massachusetts |
| 23 | Dorothy R Litchfield | 29 | Wife-H | — | Massachusetts |
| 24 | Joanne Litchfield | 1 | Daughter | — | Massachusetts |
| 25 | Joyce Litchfield | 0 | Daughter | — | Massachusetts |
| 26 | Edna Weld | 17 | Servant | Servant | New York |
| 27 | William E Tillinghast | 62 | Head | — | Illinois |
| 28 | Alice C Tillinghast | 62 | Wife-H | — | Massachusetts |
| 29 | Margaret Haran | 27 | Servant | Servant | Irish Free State |
| 30 | Agnes Haran | 25 | Servant | Servant | Irish Free State |
| 31 | Willis G Farnham | 68 | Head | Passenger Agent | Connecticut |
| 32 | Jennie L Farnham | 64 | Wife-H | — | Massachusetts |
| 33 | Vera Cobb | 18 | Servant | Servant | Canada-English |
| 34 | Mildred Farnham | 35 | Boarder | — | Massachusetts |
| 35 | Oscar Martin | 52 | Head | Teacher | Norway |
| 36 | Grace W Martin | 43 | Wife-H | — | District of Col. |
| 37 | Eleanor Martin | 17 | Daughter | — | Massachusetts |
| 38 | Catherine S Martin | 10 | Daughter | — | Massachusetts |
| 39 | Edgar J Smith | 58 | Head | Agent | Massachusetts |
| 40 | Ella D Smith | 55 | Wife-H | — | Massachusetts |
| 41 | Edwin T Smith | 21 | Son | Accountant | Massachusetts |
| 42 | Herbert S Finnie | 52 | Head | President | Massachusetts |
| 43 | Isabella R Finnie | 53 | Wife-H | — | Massachusetts |
| 44 | Isabella W Ross | 83 | Mother-in-law | — | Massachusetts |
| 45 | Arthur S Williams | 63 | Head | Teacher | Massachusetts |
| 46 | Carrie A Williams | 63 | Wife-H | — | Connecticut |
| 47 | Shepard F Williams | 33 | Son | Manager | Massachusetts |
| 48 | Louise L Williams | 31 | Daughter | Secretary | Massachusetts |
| 49 | Robert O Williams THIS PERSON | 23 | Son | — | Massachusetts |
| 50 | Mary Walker | 60 | Servant | Servant | Canada-English |
Pedigree Summary
Robert + 2 siblings
Gen 1 · 2 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)