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Mary Leary — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cumberland, Maine
Our Model Tree links this Mary Leary across the 1930 and 1940 US Censuses in Cumberland, Maine (XGBoost, ~Confirmed) — first a daughter (b.~1916), then head of a 7-person household.
Age 14
b. ~1916
Female
Daughter
Born: Maine
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cumberland, Maine |
| Surname | Leary |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Portland City |
| Est. Birth Year | ~1916 |
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 |
|---|---|---|---|---|
| Charles Leary | Head | — | 37 | ~1893 |
| Edward Leary | Son | — | 11 | ~1919 |
| Mary Leary | Spouse | — | 35 | ~1895 |
| Mary Leary | Daughter | — | 14 | ~1916 |
| Anna Leary | Daughter | — | 12 | ~1918 |
| Barbara Leary | Daughter | — | 1 | ~1929 |
| Madeline Leary | Daughter | — | 9 | ~1921 |
Census Appearances
1930
Cumberland, Maine
Daughter, age 14
Cumberland, Maine · implied b. ~1916 — 7 household members
| Surname | Leary |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Cumberland-County, Maine
Spouse, age 25
Cumberland-County, Maine · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lary |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Cumberland |
| Class of Worker | 0 |
| Highest Grade | H 7 |
| 1935 Residence | Same place |
| 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 Leary across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Leary
Daughter · 1930 · age 14 · b. ~1916 · Maine
★ You are viewing this record
Sibling
Edward Leary
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Leary
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madeline Leary
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Leary
Sibling · 1930 · age 1
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 — Cumberland, Maine
Open full size
1930 US Federal Census — Cumberland, Maine
Page Contents
50 people indexed on this census page (ia:1930:15thcensus830unit:0982)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Matthew Krikorian | 7 | Son | — | Maine |
| 2 | Rocco Krikorian | 6 | Son | — | Maine |
| 3 | Angeline Krikorian | 3 | Daughter | — | Maine |
| 4 | Mary Krikorian | 1 | Daughter | — | Maine |
| 5 | Herbert E. Luke | 45 | Head | Longshoring | Maine |
| 6 | Mary E. Luke | 39 | Wife | — | Maine |
| 7 | Dorothy I. Luke | 15 | Daughter | — | Maine |
| 8 | Robert L. Luke | 14 | Son | — | Maine |
| 9 | James F. Luke | 11 | Son | — | Maine |
| 10 | Charles E. Leary | 37 | Head | Cripple | Maine |
| 11 | Mary E. Leary | 35 | Wife | — | Massachusetts |
| 12 | Mary E. Leary THIS PERSON | 14 | Daughter | — | Maine |
| 13 | Anna G. Leary | 12 | Daughter | — | Maine |
| 14 | Edward C. Leary | 11 | Son | — | Maine |
| 15 | Madeline Leary | 9 | Daughter | — | Maine |
| 16 | Barbara Leary | 1 | Daughter | — | Maine |
| 17 | James W. Doyle | 74 | Head | — | Maine |
| 18 | Martha A. Doyle | 58 | Wife | — | Maine |
| 19 | Wallace V. Doyle | 30 | Son | — | Maine |
| 20 | Hope E. Doyle | 23 | Daughter | — | Maine |
| 21 | Benjamin Levi | 55 | Head | — | Russia |
| 22 | Rosa Levi | 44 | Wife | — | Russia |
| 23 | Manual Levi | 29 | Son | Proprietor | Maine |
| 24 | Eveline B. Levi | 26 | Daughter | Bookkeeper | Maine |
| 25 | Samuel J. Levi | 23 | Son | Proprietor | Maine |
| 26 | Edward R. Levi | 21 | Son | Clerk | Maine |
| 27 | Irving Stearns | 74 | Head | — | Maine |
| 28 | Eva L. Stearns | 77 | Wife | — | Massachusetts |
| 29 | Mary E. Buckelder | 74 | Sister-in-law | — | Massachusetts |
| 30 | Howard H. Muscambe | 23 | Head | Printer | Massachusetts |
| 31 | Patricia K. Muscambe | 18 | Wife | Labor | Maine |
| 32 | Gertrude A. Muscambe | 1 | Daughter | — | Massachusetts |
| 33 | Dorothy L. Muscambe | 14 | Sister | — | Massachusetts |
| 34 | Loring L. Quint | 42 | Head | Sheet Cutter | New Hampshire |
| 35 | Vaughndelia Quint | 33 | Wife | — | Maine |
| 36 | Brian M. Luce | 12 | Piece | — | New Hampshire |
| 37 | George A. Hardy | 28 | Head | Machinist | Maine |
| 38 | Elizabeth H. Hardy | 28 | Wife | — | Maine |
| 39 | Lee A. Hardy | 1 | Son | — | Massachusetts |
| 40 | Louise M. Hardy | 0 | Daughter | — | Maine |
| 41 | Clara C. Johnson | 20 | Mother-in-law | Shopper | Maine |
| 42 | Fred S. Baker | 39 | Head | Cook | Georgia |
| 43 | Ada R. Baker | 27 | Wife | — | Maine |
| 44 | Norman Baker | 6 | Son | — | Maine |
| 45 | Geraldine Baker | 4 | Daughter | — | Maine |
| 46 | Fred S. Jr. Baker | 3 | Son | — | Maine |
| 47 | Charles H. Gardner | 40 | Roomer | Linesman | Georgia |
| 48 | Charles M. Macintosh | 27 | Head | Proprietor | Maine |
| 49 | Alma B. Macintosh | 21 | Wife | — | Maine |
| 50 | Malcolm Macintosh | 1 | Son | — | 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)