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Alice Murphy — 1930 US Census Record
Model Tree available1930 United States Federal Census · San Francisco, California
Our Model Tree links this Alice Murphy across the 1910, 1920 and 1930 US Censuses in San Francisco, California (XGBoost, ~Confirmed), with identified parents Annie & Charles — first a daughter (b.~1908), then head of a 5-person household.
Age 22
b. ~1908
Female
Daughter
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Murphy |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco 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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Alice | Age | Birth yr |
|---|---|---|---|---|
| Alice Murphy | Daughter | — | 22 | ~1908 |
| Alice Murphy | Head | — | 38 | ~1892 |
| Anna Schmidt | Other | — | 64 | ~1866 |
| John Murphy | Son | — | 11 | ~1919 |
| Robert Murphy | Son | — | 32 | ~1898 |
Census Appearances
1910
San Francisco, …
Daughter, age 2
San Francisco, California · implied b. ~1908 — 28 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Daughter, age 11
San Francisco, California · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Alice M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | California |
| Occupation | Student |
| Industry | Private School |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Daughter, age 22
San Francisco, California · implied b. ~1908 — 5 household members
| Surname | Murphy |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Alice Murphy across 3 US Census years (1910, 1920 and 1930) in San Francisco, California, using XGBoost record linkage. Identified parents: mother Annie Murphy (~0.92 confidence) and father Charles Murphy (~0.92 confidence) and mother Catherine Murphy (~0.92 confidence) and mother Alice Murphy (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Annie Murphy
b. ~1871
Source mother
● Household
· direct · ~0.92
Father
Charles Murphy
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Catherine Murphy
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Alice Murphy
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alice Murphy
Daughter · 1930 · age 22 · b. ~1908 · California
★ You are viewing this record
Sibling
Robert Murphy
Sibling · 1930 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Murphy
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 — San Francisco, California
Open full size
1930 US Federal Census — San Francisco, California
Page Contents
41 people indexed on this census page (ia:1930:californiacensus00reel198:0999)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Stanley Sorenson | 46 | Head | Seaman | Norway |
| 52 | Sarah Sorenson | 34 | Wife | — | Sweden |
| 53 | Harold Sorenson | 10 | Son | — | Iowa |
| 54 | Joseph Sorenson | 2 | Son | — | Iowa |
| 55 | Arthur Lundgren | 27 | Head | Marine Fireman | Sweden |
| 56 | Ruth Lundgren | 24 | Wife | — | Sweden |
| 57 | Fred Trotman | 44 | Head | Butcher | England |
| 58 | Edith Trotman | 27 | Wife | Laundress | Utah |
| 59 | John Brauer | 34 | Head | Painter | Mexico |
| 60 | Rose Brauer | 28 | Wife | Box Maker | California |
| 61 | Dorethea Brauer | 3 | Daughter | — | California |
| 62 | Nicholas Foy | 22 | Step-son | Bond Clerk | California |
| 63 | Robert Foy | 18 | Step-son | Grease-Man | California |
| 64 | Thomas Holmstrom | 27 | Step-son-in-law | Captain | California |
| 65 | Albert Holmstrom | 5 | Step-son | — | California |
| 66 | Rodney Pearce | 38 | Head | Truck Driver | California |
| 67 | Lillian Pearce | 37 | Wife | Telephone Operator | California |
| 68 | Barbara Pearce | 14 | Daughter | — | California |
| 69 | Laura Pearce | 12 | Daughter | — | California |
| 70 | Lillian Pearce | 10 | Daughter | — | California |
| 71 | Dominick Johnson | 34 | Head | Lineman | Italy |
| 72 | Mary Johnson | 32 | Wife | — | Italy |
| 73 | Florence Johnson | 11 | Daughter | — | California |
| 74 | John Johnson | 6 | Son | — | California |
| 75 | Tony Vitalie | 38 | Head | Laborer | Italy |
| 76 | Josephine Vitalie | 31 | Wife | — | Italy |
| 77 | Tony Vitalie | 17 | Son | — | California |
| 78 | Rose Vitalie | 14 | Daughter | — | California |
| 79 | Josephine Vitalie | 12 | Daughter | — | California |
| 80 | Mary Vitalie | 10 | Daughter | — | California |
| 81 | Angeline Vitalie | 8 | Daughter | — | California |
| 83 | Elizabeth | 84 | Head | — | Irish Free State |
| 89 | Alice B Murphy | 38 | Head | — | California |
| 90 | Anna Schmidt | 64 | Mother | — | Germany |
| 91 | John Murphy | 11 | Son | — | California |
| 92 | Alice Murphy THIS PERSON | 22 | Daughter | — | California |
| 93 | Robert Murphy | 32 | Son | Salesman | Oklahoma |
| 94 | James Foster | 48 | Head | — | Irish Free State |
| 95 | Annie Foster | 46 | Daughter | Garment Worker | Ireland |
| 96 | William Foster | 45 | Son | Truck Driver | California |
| 97 | James Foster | 26 | Son | Stationary Fireman | California |
Related Census Records
Pedigree Summary
Alice + 2 siblings
Gen 1 · 4 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)