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John Bradley — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this John Bradley across the 1900, 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1876), then head of a 5-person household.
Age 54
b. ~1876
Male
Head
Born: Rhode Island
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Bradley |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Age at First Marriage | 22 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Occupation | laborer |
| Industry | city |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Occupation | Laborer |
| Township / Ward | Cambridge City |
| Est. Birth Year | ~1876 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Agnes Bradley | Daughter | — | 10 | ~1920 |
| Dorothy Bradley | Daughter | — | 7 | ~1923 |
| John Bradley | Head | — | 54 | ~1876 |
| Mary Bradley | Other | — | 48 | ~1882 |
| James Bradley | Son | — | 9 | ~1921 |
Census Appearances
1900
Middlesex, Massachusetts
Other, age 25
Middlesex, Massachusetts · implied b. ~1875 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | John |
| Relationship to Head | Son in law |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Birth Month | Aug |
| Birth Year | 1875 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Messenger |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1910
Middlesex, Massachusetts
Head, age 34
Middlesex, Massachusetts · implied b. ~1876 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | John J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Years Married | 13 |
| Father's Birthplace | Ire (English) |
| Mother's Birthplace | Ire (English) |
| Occupation | Teamster |
| Industry | Market |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1920
Middlesex, Massachusetts
Head, age 44
Middlesex, Massachusetts · implied b. ~1876 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Teamster |
| Industry | Packing House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1930
Middlesex, Massachusetts
Head, age 54
Middlesex, Massachusetts · implied b. ~1876 — 5 household members
| Surname | Bradley |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Age at First Marriage | 22 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | laborer |
| Industry | city |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
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 John Bradley across 4 US Census years (1900, 1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
John Bradley
Head · 1930 · age 54 · b. ~1876 · Massachusetts
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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:massachusettscensus00reel915:0297)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anthony C. Mello | 44 | Head | Shoe Carrier | St. Miguel |
| 2 | Theresa Mello | 37 | Wife-H | None | St. Miguel |
| 3 | Eva Mello | 12 | daughter | None | Massachusetts |
| 4 | Alfred Mello | 10 | son | None | Massachusetts |
| 5 | James Mello | 8 | son | None | Massachusetts |
| 6 | Anthony Mello | 9 | stepson | None | Massachusetts |
| 7 | William Mello | 4 | son | None | Massachusetts |
| 8 | Fernando Serra | 33 | Head | Shoe Maker | Portugal |
| 9 | Emily Serra | 24 | Wife-H | Shoe Worker | Portugal |
| 10 | Anthony Preferio | 40 | Head | Delivery | St. Miguel |
| 11 | Mary Preferio | 33 | Wife-H | None | St. Miguel |
| 12 | Anthony Preferio | 11 | son | None | Massachusetts |
| 13 | James Preferio | 9 | son | None | Massachusetts |
| 14 | Mary Preferio | 2 | daughter | None | Massachusetts |
| 15 | Valentine Preferio | 0 | daughter | None | Massachusetts |
| 16 | Charles Pastellini | 45 | Head | Stockroom | Italy |
| 17 | Annie Pastellini | 42 | Wife-H | None | Italy |
| 18 | Antonio Pastellini | 19 | son | Delivery | Massachusetts |
| 19 | Charles Pastellini | 16 | son | Delivery | Massachusetts |
| 20 | Edward Pastellini | 14 | son | Delivery | Massachusetts |
| 21 | Mario Pastellini | 12 | son | None | Massachusetts |
| 22 | Peter Pastellini | 10 | son | None | Massachusetts |
| 23 | Yolanda Pastellini | 8 | daughter | None | Massachusetts |
| 24 | Frederick Pastellini | 5 | son | None | Massachusetts |
| 25 | Frank Pastellini | 3 | son | None | Massachusetts |
| 26 | Joseph Pastellini | 2 | son | None | Massachusetts |
| 27 | John J. Bradley THIS PERSON | 54 | Head | Laborer | Rhode Island |
| 28 | Mary Bradley | 48 | Wife-H | None | Massachusetts |
| 29 | Agnes Bradley | 10 | daughter | None | Massachusetts |
| 30 | James E. Bradley | 9 | son | None | Massachusetts |
| 31 | Dorothy Bradley | 7 | daughter | None | Massachusetts |
| 32 | Emil Lilley | 52 | Head | Washman | Massachusetts |
| 33 | Adeline Lilley | 45 | Wife-H | None | Germany |
| 34 | Marion Lilley | 24 | daughter | Operator | Massachusetts |
| 35 | Elmer Lilley | 22 | son | Chauffeur | Massachusetts |
| 36 | Albert Lilley | 18 | son | Machinist | Massachusetts |
| 37 | Catherine Lang | 79 | mother | None | Germany |
| 38 | Helen M. Melled | 48 | Head-H | None | Massachusetts |
| 39 | Catherine J. Melled | 22 | daughter | Saleswoman | Massachusetts |
| 40 | Anna F. Melled | 20 | daughter | Chocolate Dipper | Massachusetts |
| 41 | William J. Melled | 16 | son | Packer | Massachusetts |
| 42 | Helen Melled | 13 | daughter | Delivery Boy | Massachusetts |
| 43 | Mary Melled | 9 | daughter | None | Massachusetts |
| 44 | Peter De Carlo | 24 | boarder | Molder | Italy |
| 45 | Francis Gorman | 23 | Head | Mail Clerk | Massachusetts |
| 46 | Margaret Gorman | 20 | wife-H | None | Massachusetts |
| 47 | Teddy Gorman | 3 | daughter | None | Massachusetts |
| 48 | Francis Gorman | 0 | son | None | Massachusetts |
| 49 | Michael Regan | 59 | father-in-law | None | Irish Free State |
| 50 | John Regan | 33 | brother-in-law | Watchmaker | Irish Free State |
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)