MC
Mary Cain — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Mary Cain across the 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 11-person household.
Age 47
b. ~1883
Female
Spouse
Born: England
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Cain |
| Given Name | Mary J |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1890 |
| Age at First Marriage | 23 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Waltham City |
| Est. Birth Year | ~1883 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Olive Cain | Daughter | — | 16 | ~1914 |
| Andrew Cain | Head | — | 47 | ~1883 |
| Esther Cain | Daughter | — | 14 | ~1916 |
| Viola Cain | Daughter | — | 15 | ~1915 |
| Andrew Cain | Son | — | 12 | ~1918 |
| John Cain | Son | — | 19 | ~1911 |
| John Cain | Other | — | 45 | ~1885 |
| Mary Cain | Spouse | — | 47 | ~1883 |
| Margaret Cain | Daughter | — | 5 | ~1925 |
| Mary Cain | Daughter | — | 18 | ~1912 |
| Dorothy Cain | Daughter | — | 20 | ~1910 |
Census Appearances
1920
Middlesex, Massachusetts
Spouse, age 36
Middlesex, Massachusetts · implied b. ~1884 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cain |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1888 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Middlesex, Massachusetts
Spouse, age 47
Middlesex, Massachusetts · implied b. ~1883 — 11 household members
| Surname | Cain |
| Given Name | Mary J |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1890 |
| Age at First Marriage | 23 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Cain across 2 US Census years (1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Mary Cain
Spouse · 1930 · age 47 · b. ~1883 · 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:massachusettscensus00reel930:0604)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Salvator Demio | 42 | Head | Road Laborer | Italy |
| 2 | Anunciata Demio | 38 | Wife | — | Italy |
| 3 | Antonio Demio | 12 | Son | — | Italy |
| 4 | Francisco Demio | 2 | Son | — | Massachusetts |
| 5 | John Chicco | 38 | Head | Sifter | Italy |
| 6 | Angelina Chicco | 23 | Wife | — | West Virginia |
| 7 | Nancy Chicco | 4 | Daughter | — | Massachusetts |
| 8 | Angelo Chicco | 2 | Son | — | Massachusetts |
| 9 | Mary Chicco | 0 | Daughter | — | Massachusetts |
| 10 | Andrew P Cain | 47 | Head | Gardner | Massachusetts |
| 11 | Mary J Cain THIS PERSON | 47 | Wife | — | England |
| 12 | Dorothy Cain | 20 | Daughter | Book Keeper | Massachusetts |
| 13 | John Cain | 19 | Son | Salesman | Massachusetts |
| 14 | Mary Cain | 18 | Daughter | — | Massachusetts |
| 15 | Olive Cain | 16 | Daughter | — | Massachusetts |
| 16 | Viola Cain | 15 | Daughter | — | Massachusetts |
| 17 | Esther Cain | 14 | Daughter | — | Massachusetts |
| 18 | Andrew Cain | 12 | Son | — | Massachusetts |
| 19 | Margaret Cain | 5 | Daughter | — | Massachusetts |
| 20 | John L Cain | 45 | Brother | Plainer | Massachusetts |
| 21 | Guido Timo | 38 | Head | Gardener | Italy |
| 22 | Vincenze Timo | 35 | Wife | — | Italy |
| 23 | Margurite Timo | 3 | Daughter | — | Massachusetts |
| 24 | Tony Chicco | 56 | Head | Laborer | Italy |
| 25 | Mary Chicco | 52 | Wife | — | Italy |
| 26 | Frank Chicco | 18 | Son | Laborer | Massachusetts |
| 27 | Mary Jr Chicco | 16 | Daughter | Packer | Massachusetts |
| 28 | Josephine Chicco | 8 | Daughter | — | Massachusetts |
| 29 | Theresa Chicco | 6 | Daughter | — | Massachusetts |
| 30 | William Chicco | 30 | Head | Hod Carrier | New York |
| 31 | Elizabeth Chicco | 23 | Wife | — | Scotland |
| 32 | William Jr Chicco | 0 | Son | — | Massachusetts |
| 33 | Camelo Chicco | 25 | Brother | Track Laborer | West Virginia |
| 34 | Delia Fallon | 59 | Head | — | Massachusetts |
| 35 | Condlin Sarah Fallon | 57 | Sister | Driller | Massachusetts |
| 36 | Angelo Cusano | 66 | Head | Road Laborer | Italy |
| 37 | William Cusano | 20 | Son | Track Laborer | Massachusetts |
| 38 | Michael Cusano | 16 | Son | — | Massachusetts |
| 39 | James Cusano | 13 | Son | — | Massachusetts |
| 40 | Delia Cusano | 12 | Daughter | — | Massachusetts |
| 41 | George Cusano | 8 | Son | — | Massachusetts |
| 42 | Lougi Delecambra | 44 | Head | Track Laborer | Italy |
| 43 | Philomene Delecambra | 44 | Wife | — | Italy |
| 44 | John Delecambra | 13 | Son | — | Massachusetts |
| 45 | Ernest Delecambra | 9 | Son | — | Massachusetts |
| 46 | Albert Delecambra | 6 | Son | — | Massachusetts |
| 47 | Edith Delecambra | 3 | Daughter | — | Massachusetts |
| 48 | Peligrine Creonite | 50 | Head | — | Italy |
| 49 | Angelina Creonite | 18 | Daughter | — | Massachusetts |
| 50 | John Creonite | 17 | Son | — | Massachusetts |
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)