MC
Mary Crowley — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Hampden, Massachusetts
Our Model Tree links this Mary Crowley across the 1920 and 1930 US Censuses in Hampden, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1914), then head of a 8-person household.
Age 16
b. ~1914
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Hampden, Massachusetts |
| Surname | Crowley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Holyoke City |
| Est. Birth Year | ~1914 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Charles Crowley | Son | — | 18 | ~1912 |
| Grace Crowley | Daughter | — | 9 | ~1921 |
| Annie Crowley | Spouse | — | 47 | ~1883 |
| Helen Crowley | Daughter | — | 24 | ~1906 |
| Esther Crowley | Daughter | — | 26 | ~1904 |
| Charles Crowley | Head | — | 57 | ~1873 |
| Agnes Crowley | Daughter | — | 22 | ~1908 |
| Mary Crowley | Daughter | — | 16 | ~1914 |
Census Appearances
1920
Hampden, Massachusetts
Daughter, age 6
Hampden, Massachusetts · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crowley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Hampden, Massachusetts
Daughter, age 16
Hampden, Massachusetts · implied b. ~1914 — 8 household members
| Surname | Crowley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| 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 Mary Crowley across 2 US Census years (1920 and 1930) in Hampden, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Crowley
Daughter · 1930 · age 16 · b. ~1914 · Massachusetts
★ You are viewing this record
Sibling
Charles Crowley
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Crowley
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Crowley
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Crowley
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Crowley
Sibling · 1930 · age 24
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 — Hampden, Massachusetts
Open full size
1930 US Federal Census — Hampden, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel906:0718)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary Bellehue | 75 | Head | — | Irish Free State |
| 52 | Amelia Bellehue | 53 | Daughter | Worker | Irish Free State |
| 53 | Michael Bellehue | 48 | Son | Worker | Irish Free State |
| 54 | Julia Splene | 60 | Sister | — | Irish Free State |
| 55 | Patrick Donoghue | 44 | Head | Lineman | Massachusetts |
| 56 | Margaret Donoghue | 45 | Wife | — | Massachusetts |
| 57 | Mary Conduff | 40 | Head | Finisher | Pennsylvania |
| 58 | Delia Conduff | 36 | Sister | Finisher | Pennsylvania |
| 59 | Catherine Conduff | 26 | Sister | Finisher | Pennsylvania |
| 60 | John Lynch | 41 | Head | Bookkeeper | Massachusetts |
| 61 | Flora Lynch | 32 | Wife | — | Canada |
| 62 | Thomas Lynch | 12 | Son | — | Massachusetts |
| 63 | John Lynch | 3 | Son | — | Massachusetts |
| 64 | Mary Lynch | 75 | Head | — | Irish Free State |
| 65 | Catherine Lynch | 37 | Daughter | Finisher | Massachusetts |
| 66 | Patrick Lynch | 36 | Son | — | Massachusetts |
| 67 | James Monnier | 32 | Head | Worker | Massachusetts |
| 68 | Bertha Monnier | 31 | Wife | — | Massachusetts |
| 69 | James Monnier | 8 | Son | — | Massachusetts |
| 70 | Claire Monnier | 5 | Daughter | — | Massachusetts |
| 71 | Madeline Laque | 54 | Sister-in-law | — | Massachusetts |
| 72 | Nora Callahan | 46 | Head | Weaver | Massachusetts |
| 73 | Charles B. Crowley | 57 | Head | — | Massachusetts |
| 74 | Annie Crowley | 47 | Wife | — | Massachusetts |
| 75 | Esther Crowley | 26 | Daughter | Teacher | Connecticut |
| 76 | Helen Crowley | 24 | Daughter | Clerk | Massachusetts |
| 77 | Agnes Crowley | 22 | Daughter | Clerk | Massachusetts |
| 78 | Charles Crowley | 18 | Son | — | Kentucky |
| 79 | Mary Crowley THIS PERSON | 16 | Daughter | — | Massachusetts |
| 80 | Grace Crowley | 9 | Daughter | — | Massachusetts |
| 81 | Thomas Brosnahan | 55 | Head | Worker | Irish Free State |
| 82 | Catherine Brosnahan | 42 | Wife | — | Irish Free State |
| 83 | Eugene Sullivan | 47 | Head | Worker | Irish Free State |
| 84 | Bridget Sullivan | 44 | Wife | — | Irish Free State |
| 85 | Jeremiah Costello | 25 | Boarder | Laborer | Irish Free State |
| 86 | Ellen O'Neil | 70 | Head | — | Massachusetts |
| 87 | William O'Neil | 44 | Son | Clerk | Massachusetts |
| 88 | Catherine Crean | 64 | Head | — | Irish Free State |
| 89 | Mary T. Crean | 40 | Daughter | Worker | Massachusetts |
| 90 | John Brosnik | 35 | Head | Carrier | Massachusetts |
| 91 | Esther C. Brosnik | 32 | Wife | — | Massachusetts |
| 92 | John Sheehy | 40 | Head | Laborer | Irish Free State |
| 93 | Mary Sheehy | 38 | Wife | Sorter | Irish Free State |
| 94 | Edward Sheehy | 20 | Son | — | Massachusetts |
| 95 | Eleanor Sheehy | 14 | Daughter | — | Massachusetts |
| 96 | George Sheehy | 11 | Son | — | Massachusetts |
| 97 | Patrick Dineen | 60 | Head | Boss | Irish Free State |
| 98 | Agnes Dineen | 23 | Daughter | Clerk | Massachusetts |
| 99 | Elizabeth Baker | 60 | Head | — | England |
| 100 | Joseph Baker | 30 | 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)