DM
Dorothy Murphy — 1930 US Census Record
Model Tree available1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Dorothy Murphy across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents Martha & Timothy — first a daughter (b.~1908), then head of a 3-person household.
Age 22
b. ~1908
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Murphy |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1908 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Marion Murphy | Daughter | — | 26 | ~1904 |
| Bernard Murphy | Head | — | 55 | ~1875 |
| Dorothy Murphy | Daughter | — | 22 | ~1908 |
Census Appearances
1910
Philadelphia, Pennsylvania
Daughter, age 2
Philadelphia, Pennsylvania · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Daughter, age 13
Philadelphia, Pennsylvania · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Dorothy E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Stenographer |
| Industry | Lumber House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Daughter, age 22
Philadelphia, Pennsylvania · implied b. ~1908 — 3 household members
| Surname | Murphy |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage. Identified parents: mother Martha Murphy (~0.92 confidence) and father Timothy Murphy (~0.92 confidence) and father Bernard Murphy (~0.92 confidence) and father John Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Martha Murphy
b. ~1873
Source mother
● Household
· direct · ~0.92
Father
Timothy Murphy
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Bernard Murphy
b. ~1875
Source father
● Household
· direct · ~0.92
Father
John Murphy
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Murphy
Daughter · 1930 · age 22 · b. ~1908 · Pennsylvania
★ You are viewing this record
Sibling
Marion Murphy
Sibling · 1930 · age 26
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 — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2124:0978)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Eugene Curry | 11 | Son | — | Pennsylvania |
| 52 | Frances Curry | 10 | Daughter | — | Pennsylvania |
| 53 | Anna Curry | 7 | Daughter | — | Pennsylvania |
| 54 | Clare Curry | 5 | Daughter | — | Pennsylvania |
| 55 | Robert Curry | 3 | Son | — | Pennsylvania |
| 56 | Dolores Curry | 2 | Daughter | — | Pennsylvania |
| 57 | Thomas Bowes | 77 | Head | Car Inspector | Pennsylvania |
| 58 | Egbert B. Buzby | 47 | Head | Printer | Louisiana |
| 59 | Esther F. Buzby | 44 | Wife | — | Delaware |
| 60 | Lydia Fiedler | 53 | Lodger | — | Pennsylvania |
| 61 | John Buzby | 59 | Head | Jeweler | Pennsylvania |
| 62 | Catherine Buzby | 51 | Wife | — | Pennsylvania |
| 63 | Esther Buzby | 26 | Daughter | Teacher | Pennsylvania |
| 64 | Jacob Berkanz | 38 | Head | Tailor | Russia |
| 65 | Yetta Berkanz | 40 | Wife | — | Russia |
| 66 | Lillian Berkanz | 19 | Daughter | Employment Bureau | Russia |
| 67 | Joseph Berkanz | 9 | Son | — | Russia |
| 68 | Betty Berkanz | 7 | Daughter | — | Russia |
| 69 | Dorothy Berkanz | 5 | Daughter | — | Russia |
| 70 | Morris Levin | 55 | Head | Cabinet Maker | Russia |
| 71 | Fannie Levin | 52 | Wife | — | Russia |
| 72 | Charles Levin | 33 | Son | Insurance Agt | Russia |
| 73 | Rebecca Levin | 26 | Daughter | Bookkeeper | England |
| 74 | Annie Levin | 23 | Daughter | Law Clerk | England |
| 75 | Robert Levin | 22 | Son | Mgr. | England |
| 76 | Dorothy Levin | 22 | Daughter | Stenographer | Pennsylvania |
| 77 | Mildred Levin | 20 | Daughter | Bookkeeper | Pennsylvania |
| 78 | Mary Levin | 18 | Daughter | Saleslady | Pennsylvania |
| 79 | Marcus M. Levin | 49 | Head | Bond Salesman | Pennsylvania |
| 80 | Elizabeth L. Levin | 56 | Wife | — | Pennsylvania |
| 81 | Edwin L. Levin | 15 | Son | — | Pennsylvania |
| 82 | Martha L. Levin | 72 | Mother | — | Tennessee |
| 83 | Walter Lindsay | 59 | Bro-Law | Optician | Pennsylvania |
| 84 | Howard C. Lapp | 46 | Head | Stock Clerk | Pennsylvania |
| 85 | Ida Lapp | 56 | Sister | Operator | Pennsylvania |
| 86 | Deborah Lapp | 51 | Sister | Clerk | Pennsylvania |
| 87 | Edith Lapp | 48 | Sister | Clerk | Pennsylvania |
| 88 | Helen Foster | 32 | Piece | Clerk | Pennsylvania |
| 89 | Thomas Dwyer | 39 | Head | Motorman | Pennsylvania |
| 90 | Anna Dwyer | 32 | Wife | — | Pennsylvania |
| 91 | Thomas Jr. Dwyer | 12 | Son | — | Pennsylvania |
| 92 | Charlotte Dwyer | 3 | Daughter | — | Pennsylvania |
| 93 | Thomas Payton | 53 | Boarder | Shipper | Pennsylvania |
| 94 | Barbara Mckechnie | 57 | Head | — | Pennsylvania |
| 95 | Barbara Fischer | 80 | Mother | — | Germany |
| 96 | William H. Gillean | 61 | Boarder | Assistant Mgr | New York |
| 97 | Thomas H. Toulson | 58 | Boarder | Engineer | Maryland |
| 98 | Bernard J. Murphy | 55 | Head | Engineer | Pennsylvania |
| 99 | Marion Murphy | 26 | Daughter | Stenographer | Pennsylvania |
| 100 | Dorothy Murphy THIS PERSON | 22 | Daughter | — | Pennsylvania |
Pedigree Summary
Dorothy + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)