MH
Mary Healey — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Penobscot, Maine
Our Model Tree links this Mary Healey across the 1930 and 1940 US Censuses in Penobscot, Maine (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 9-person household.
Age 1
b. ~1929
Female
Daughter
Born: Maine
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Penobscot, Maine |
| Surname | Healey |
| Given Name | Mary H. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Canada-French |
| Mother's Birthplace | Maine |
| Additional Details | |
| Occupation | none |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Millinocket Town Pt Of |
| Est. Birth Year | ~1929 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Alfred Healey | Son | — | 12 | ~1918 |
| Martin Healey | Head | — | 35 | ~1895 |
| Margaret Healey | Daughter | — | 11 | ~1919 |
| Geraldine Healey | Daughter | — | 7 | ~1923 |
| Mary Healey | Daughter | — | 1 | ~1929 |
| Margaret Healey | Other | — | 35 | ~1895 |
| Martin Healey | Son | — | 6 | ~1924 |
| Edward Healey | Son | — | 14 | ~1916 |
| Eleanor Healey | Daughter | — | 5 | ~1925 |
Census Appearances
1930
Penobscot, Maine
Daughter, age 1
Penobscot, Maine · implied b. ~1929 — 9 household members
| Surname | Healey |
| Given Name | Mary H. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Canada-French |
| Mother's Birthplace | Maine |
| Occupation | none |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Penobscot-County, Maine
Daughter, age 12
Penobscot-County, Maine · implied b. ~1928 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Healy |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Eastport |
| Highest Grade | No 6 |
| 1935 Residence | Maine |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Healey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Healey
Daughter · 1930 · age 1 · b. ~1929 · Maine
★ You are viewing this record
Sibling
Martin Healey
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geraldine Healey
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Healey
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Healey
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Healey
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Healey
Sibling · 1930 · age 11
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 — Penobscot, Maine
Open full size
1930 US Federal Census — Penobscot, Maine
Page Contents
50 people indexed on this census page (ia:1930:15thcensus837unit:1011)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Martin P. Healey | 35 | head | Stationary Engineer | Canada-French |
| 52 | Margaret L. Healey | 35 | wife-H | None | Maine |
| 53 | Edward P. Healey | 14 | son | None | Maine |
| 54 | Alfred A. Healey | 12 | son | None | Maine |
| 55 | Margaret G. Healey | 11 | daughter | None | Maine |
| 56 | Geraldine E. Healey | 7 | daughter | None | Maine |
| 57 | Martin E. Healey | 6 | son | None | Maine |
| 58 | Eleanor M. Healey | 5 | daughter | None | Maine |
| 59 | Mary H. Healey THIS PERSON | 1 | daughter | None | Maine |
| 60 | Camillo D'Agostino | 47 | head | Sweeper | Italy |
| 61 | Agnes D'Agostino | 28 | wife-H | None | Italy |
| 62 | Joseph W. D'Agostino | 8 | son | None | Maine |
| 63 | Domenic D'Agostino | 7 | son | None | Maine |
| 64 | Caroline L. D'Agostino | 4 | daughter | None | Maine |
| 65 | Martha Miller | 55 | head | None | Canada-English |
| 66 | Charles B. Miller | 26 | son | Laborer | Canada-English |
| 67 | Esther J. Miller | 18 | daughter-in-law | None | Maine |
| 68 | Violet M. Miller | 20 | daughter | None | Canada-English |
| 69 | Sandy Manzo | 44 | head | Stationary Fireman | Italy |
| 70 | Bertha Manzo | 39 | wife-H | None | Canada-English |
| 71 | Angeline Manzo | 20 | daughter | None | Maine |
| 72 | Albert Manzo | 16 | son | None | Maine |
| 73 | Madeline Manzo | 14 | daughter | None | Maine |
| 74 | Alice V. Manzo | 12 | daughter | None | Maine |
| 75 | Henry Manzo | 9 | son | None | Maine |
| 76 | Michael Manzo | 6 | son | None | Maine |
| 77 | Alexander Manzo | 4 | son | None | Maine |
| 78 | Roderick F. Manzo | 1 | son | None | Maine |
| 79 | John Holsom | 62 | head | Carpenter | England |
| 80 | Rhoda Holsom | 58 | wife-H | None | Canada-English |
| 81 | William Hair | 50 | head | Laborer | Ireland |
| 82 | John Moriarty | 65 | half brother | None | Ireland |
| 83 | Patrick Moriarty | 45 | half brother | Laborer | Ireland |
| 84 | Leo M. Jamieson | 32 | head | Millwright | Canada-English |
| 85 | Florence M. Jamieson | 32 | wife-H | None | Canada-English |
| 86 | Kathleen M. Jamieson | 6 | daughter | None | Maine |
| 87 | Mary C. Jamieson | 5 | daughter | None | Maine |
| 88 | William D. Jamieson | 4 | son | None | Maine |
| 89 | Leo M. Jr. Jamieson | 3 | son | None | Maine |
| 90 | Lottie H. Jamieson | 2 | daughter | None | Maine |
| 91 | Dorothy S. Jamieson | 0 | daughter | None | Maine |
| 92 | Mary B. Dickens | 25 | boarder | Housekeeper | Irish Free State |
| 93 | John Murphy | 44 | head | Laborer | Canada-English |
| 94 | Mary E. Murphy | 32 | wife-H | None | Canada-English |
| 95 | Louis J. Murphy | 16 | son | None | Maine |
| 96 | Ella M. Murphy | 13 | daughter | None | Maine |
| 97 | John J. Murphy | 11 | son | None | Maine |
| 98 | Rose E. Murphy | 8 | daughter | None | Maine |
| 99 | Catherine M. Murphy | 6 | daughter | None | Maine |
| 100 | Virginia H. Murphy | 5 | daughter | None | Maine |
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)