DM
Dorothy Murphy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Penobscot, Maine
Our Model Tree links this Dorothy Murphy across the 1920 and 1930 US Censuses in Penobscot, Maine (XGBoost, ~Confirmed) — first a daughter (b.~1917), then head of a 18-person household.
Age 13
b. ~1917
Female
Daughter
Born: Maine
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Penobscot, Maine |
| Surname | Murphy |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Bangor City |
| Est. Birth Year | ~1917 |
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.
18 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Mary Murphy | Daughter | — | 15 | ~1915 |
| Leon Murphy | Son | — | 5 | ~1925 |
| Annie Murphy | Spouse | — | 37 | ~1893 |
| Louise Murphy | Daughter | — | 5 | ~1925 |
| Clayton Murphy | Head | — | 27 | ~1903 |
| Richard Murphy | Son | — | 1 | ~1929 |
| Edward Murphy | Son | — | 13 | ~1917 |
| Robert Murphy | Son | — | 3 | ~1927 |
| Marion Murphy | Spouse | — | 28 | ~1902 |
| Julia Murphy | Daughter | — | 8 | ~1922 |
| Dorothy Murphy | Daughter | — | 13 | ~1917 |
| Francis Murphy | Son | — | 14 | ~1916 |
| Catherine Murphy | Daughter | — | 8 | ~1922 |
| Thomas Murphy | Son | — | 7 | ~1923 |
| Harold Murphy | Son | — | 10 | ~1920 |
| William Murphy | Son | — | 4 | ~1926 |
| Raymond Murphy | Son | — | 9 | ~1921 |
| Catherine Murphy | Daughter | — | 12 | ~1918 |
Census Appearances
1920
Penobscot, Maine
Daughter, age 2
Penobscot, Maine · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Dorothy M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Penobscot, Maine
Daughter, age 13
Penobscot, Maine · implied b. ~1917 — 18 household members
| Surname | Murphy |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read/Write | Yes |
| 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 Dorothy Murphy across 2 US Census years (1920 and 1930) in Penobscot, Maine, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Murphy
Daughter · 1930 · age 13 · b. ~1917 · Maine
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Sibling
Mary Murphy
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Murphy
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Murphy
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louise Murphy
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Murphy
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Murphy
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Murphy
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Murphy
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Murphy
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leon Murphy
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Murphy
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Murphy
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Murphy
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Murphy
Sibling · 1930 · age 3
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:1930:15thcensus836unit:0688)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frances A. Murphy | 51 | Wife-H | — | Massachusetts |
| 2 | Leon B. Murphy | 28 | Head | Salesman | Maine |
| 3 | Gladys Murphy | 18 | Wife | — | Canada-English |
| 4 | Anita Murphy | 2 | Daughter | — | Maine |
| 5 | Vivian Murphy | 0 | Daughter | — | Maine |
| 6 | Maria Trucker | 61 | Head | — | Maine |
| 7 | Mary Trucker | 31 | Daughter | — | Maine |
| 8 | John Richardson | 62 | Head | Laborer | Maine |
| 9 | Annie Richardson | 62 | Wife | — | Maine |
| 10 | John Richardson | 10 | Son | — | Maine |
| 11 | Joseph Thibodeau | 64 | Head | Laborer | Maine |
| 12 | Joseph Thibodeau | 64 | Head | Laborer | Maine |
| 13 | Irene Thibodeau | 44 | Wife | — | Maine |
| 14 | Raymond Thibodeau | 21 | Son | Laborer | Maine |
| 15 | Leo Thibodeau | 19 | Son | Laborer | Maine |
| 16 | Dorothy Thibodeau | 17 | Daughter | — | Maine |
| 17 | Evelyn Thibodeau | 15 | Daughter | — | Maine |
| 18 | Gertrude Thibodeau | 13 | Daughter | — | Maine |
| 19 | Rita Thibodeau | 11 | Daughter | — | Maine |
| 20 | Joseph Thibodeau | 9 | Son | — | Maine |
| 21 | Arthur Thibodeau | 7 | Son | — | Maine |
| 22 | Theresa Thibodeau | 5 | Daughter | — | Maine |
| 23 | Alice Thibodeau | 3 | Daughter | — | Maine |
| 24 | Rita Thibodeau | 1 | Daughter | — | Maine |
| 25 | George H. Simmons | 36 | Head | Laborer | Maine |
| 26 | Cecelia Simmons | 36 | Wife | — | Canada-English |
| 27 | George A. Simmons | 14 | Son | — | Maine |
| 28 | Ernest Simmons | 12 | Son | — | Maine |
| 29 | Georgiana Simmons | 7 | Daughter | — | Maine |
| 30 | Richard Simmons | 5 | Son | — | Maine |
| 31 | Eva Simmons | 57 | Wife | — | Maine |
| 32 | James Simmons | 38 | Son | Laborer | Maine |
| 33 | Clayton E. Murphy | 27 | Head | Laborer | Maine |
| 34 | Marion Murphy | 28 | Wife | — | Maine |
| 35 | Louise M. Murphy | 5 | Daughter | — | Maine |
| 36 | William Murphy | 4 | Son | — | Maine |
| 37 | Annie Murphy | 37 | Wife | — | Maine |
| 38 | Mary Murphy | 15 | Daughter | — | Maine |
| 39 | Edward Murphy | 13 | Son | — | Maine |
| 40 | Catherine Murphy | 12 | Daughter | — | Maine |
| 41 | Harold Murphy | 10 | Son | — | Maine |
| 42 | Catherine Murphy | 8 | Daughter | — | Maine |
| 43 | Francis Murphy | 14 | Son | — | Maine |
| 44 | Dorothy Murphy THIS PERSON | 13 | Daughter | — | Maine |
| 45 | Raymond Murphy | 9 | Son | — | Maine |
| 46 | Julia Murphy | 8 | Daughter | — | Maine |
| 47 | Thomas Murphy | 7 | Son | — | Maine |
| 48 | Leon Murphy | 5 | Son | — | Maine |
| 49 | Robert Murphy | 3 | Son | — | Maine |
| 50 | Richard Murphy | 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)