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Mary Bradley — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Mary Bradley across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 7-person household.
Age 43
b. ~1887
Female
Spouse
Born: New York
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Bradley |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 22 |
| Father's Birthplace | England |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Lowell City |
| Est. Birth Year | ~1887 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Clara Bradley | Daughter | — | 14 | ~1916 |
| James Bradley | Head | — | 47 | ~1883 |
| Rose Taylor | Other | — | 67 | ~1863 |
| William Bradley | Son | — | 11 | ~1919 |
| Francis Bradley | Son | — | 4 | ~1926 |
| Thomas Bradley | Son | — | 17 | ~1913 |
| Mary Bradley | Spouse | — | 43 | ~1887 |
Census Appearances
1910
Middlesex, Massachusetts
Spouse, age 23
Middlesex, Massachusetts · implied b. ~1887 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Broadley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | New York |
| Years Married | 0 |
| Father's Birthplace | England |
| Mother's Birthplace | Scotland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Middlesex, Massachusetts
Spouse, age 32
Middlesex, Massachusetts · implied b. ~1888 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Broadley |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | New York |
| Father's Birthplace | England |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Middlesex, Massachusetts
Spouse, age 43
Middlesex, Massachusetts · implied b. ~1887 — 7 household members
| Surname | Bradley |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 22 |
| Father's Birthplace | England |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Mary Bradley across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Mary Bradley
Spouse · 1930 · age 43 · b. ~1887 · 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
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1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel922:0353)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank D'Amato | 35 | Head | Stone Cutter | Italy |
| 2 | Costantino D'Amato | 46 | Brother | Stone Cutter | Italy |
| 3 | James J. Bradley | 47 | Head | Utility Man | Massachusetts |
| 4 | Mary E. Bradley THIS PERSON | 43 | Wife | — | New York |
| 5 | Thomas J. Bradley | 17 | Son | — | Massachusetts |
| 6 | Clara Bradley | 14 | Daughter | — | Massachusetts |
| 7 | William Bradley | 11 | Son | — | Massachusetts |
| 8 | Francis Bradley | 4 | Son | — | Massachusetts |
| 9 | Rose A. Taylor | 67 | Mother-in-law | — | Scotland |
| 10 | Mary Smith | 54 | Head | — | Massachusetts |
| 11 | Barbara | 88 | Mother-in-law | — | Germany |
| 12 | Laura Smith | 42 | Sister | Dress Maker | Massachusetts |
| 13 | Fred Smith | 45 | Brother | Cabinet Maker | Massachusetts |
| 14 | George R. Smith | 25 | Son | Shaving | Massachusetts |
| 15 | Charles F. Smith | 29 | Head | Clerk | Massachusetts |
| 16 | Helen M. Smith | 31 | Wife | — | New Hampshire |
| 17 | Barbara P. Smith | 6 | Daughter | — | Massachusetts |
| 18 | Charles F. Smith | 3 | Son | — | Massachusetts |
| 19 | Joseph Gilchrist | 38 | Head | Weaver | Massachusetts |
| 20 | Maud Gilchrist | 34 | Wife | Mender | Massachusetts |
| 21 | Marshall Gilchrist | 8 | Son | — | Massachusetts |
| 22 | Winifred Ryan | 60 | Head | — | Irish Free State |
| 23 | Catherine M. Ryan | 23 | daughter | Clerk | Massachusetts |
| 24 | Helen F. Ryan | 21 | daughter | — | Massachusetts |
| 25 | John Gallego | 35 | Head | Prop. | Portugal |
| 26 | Delia Gallego | 28 | Wife | Mending | Portugal |
| 27 | John M. Galligo | 73 | Head | — | Portugal |
| 28 | Frances Galligo | 62 | Wife | Inspector | Portugal |
| 29 | Eusebio A. Santos | 75 | Head | — | Portugal |
| 30 | Eliza Santos | 59 | Wife | — | Portugal |
| 31 | William Santos | 38 | son | Operator | Massachusetts |
| 32 | Mary Santos | 31 | daughter | Aquative | Massachusetts |
| 33 | Manuel Santos | 29 | son | Undertaker | Massachusetts |
| 34 | Frank Santos | 24 | son | Musician | Massachusetts |
| 35 | Henry Santos | 21 | son | Clerk | Massachusetts |
| 36 | Margaret Santos | 19 | daughter | — | Massachusetts |
| 37 | Joseph Wilkinson | 50 | Head | Loom Fixer | England |
| 38 | Elizabeth Wilkinson | 45 | Wife | — | England |
| 39 | Rhoda Wilkinson | 23 | daughter | Weaver | Massachusetts |
| 40 | Edith Wilkinson | 17 | daughter | — | Massachusetts |
| 41 | James R. Wilkinson | 11 | son | — | Massachusetts |
| 42 | Phyllis E. Wilkinson | 8 | daughter | — | Massachusetts |
| 43 | Samuel J. Van Steenburg | 83 | Head | — | New York |
| 44 | Francis Van Steenburg | 69 | Wife | — | Northern Ireland |
| 45 | Elsie M. Van Steenburg | 33 | daughter | Weaver | Massachusetts |
| 46 | George F. Van Steenburg | 30 | son | Laborer | Massachusetts |
| 47 | Fred Leonard | 38 | Head | Chauffeur | Massachusetts |
| 48 | Mary A. Leonard | 36 | Wife | Weaver | England |
| 49 | Harvey Thibodeau | 36 | Head | Loom Fixer | Massachusetts |
| 50 | Nellie D. Thibodeau | 38 | Wife | — | Northern Ireland |
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)