CM
Catherine Murphy — 1930 US Census Record
Model Tree available1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Catherine Murphy across the 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Margaret & Cornelius — first a daughter (b.~1895), then head of a 8-person household.
Age 35
b. ~1895
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Murphy |
| Given Name | Catherine |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1895 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Bernice Czarnecki | Daughter | — | 11 | ~1919 |
| Esther Murphy | Daughter | — | 39 | ~1891 |
| Catherine Murphy | Daughter | — | 35 | ~1895 |
| Bridget Murphy | Head | — | 62 | ~1868 |
| John Manning | Other | — | 40 | ~1890 |
| Joseph Manning | Other | — | 45 | ~1885 |
| Robert Klobas | Other | — | 23 | ~1907 |
| John Powers | Other | — | 50 | ~1880 |
Census Appearances
1910
Allegheny, Pennsylvania
Daughter, age 14
Allegheny, Pennsylvania · implied b. ~1896 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Daughter, age 25
Allegheny, Pennsylvania · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Operator |
| Industry | Telephone |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 35
Allegheny, Pennsylvania · implied b. ~1895 — 8 household members
| Surname | Murphy |
| Given Name | Catherine |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| 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 Catherine Murphy across 3 US Census years (1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: mother Margaret Murphy (~0.92 confidence) and father Cornelius Murphy (~0.92 confidence) and mother Bridget Murphy (~0.92 confidence) and mother Catherine Murphy (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Margaret Murphy
b. ~1858
Source mother
● Household
· direct · ~0.92
Father
Cornelius Murphy
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Bridget Murphy
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Catherine Murphy
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Catherine Murphy
Daughter · 1930 · age 35 · b. ~1895 · Pennsylvania
★ You are viewing this record
Sibling
Esther Murphy
Sibling · 1930 · age 39
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Czarnecki
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 — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1974:0565)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna Wojcik | 37 | wife | None | Poland |
| 2 | Frank Wojcik | 13 | son | None | Pennsylvania |
| 3 | Edward Wojcik | 9 | son | None | Pennsylvania |
| 4 | Theodore Wojcik | 2 | son | None | Pennsylvania |
| 5 | Edward Turanaki | 26 | head | Laborer | Pennsylvania |
| 6 | Julia Turanaki | 23 | wife | None | Pennsylvania |
| 7 | Julianna Turanaki | 0 | daughter | None | Pennsylvania |
| 8 | Julian Czarnecki | 43 | head | Carpenter | Poland |
| 9 | Mary Czarnecki | 40 | wife | None | Poland |
| 10 | Irene Czarnecki | 17 | daughter | None | Pennsylvania |
| 11 | Bertha Czarnecki | 10 | daughter | None | Pennsylvania |
| 12 | Martha Czarnecki | 14 | daughter | None | Pennsylvania |
| 13 | Marie Czarnecki | 11 | daughter | None | Pennsylvania |
| 14 | Bridget Murphy | 62 | head | None | Ireland |
| 15 | Esther Murphy | 39 | daughter | Buncher | Pennsylvania |
| 16 | Catherine Murphy THIS PERSON | 35 | daughter | None | Pennsylvania |
| 17 | John Powers | 50 | boarder | Laborer | Pennsylvania |
| 18 | John Manning | 40 | boarder | Laborer | Pennsylvania |
| 19 | Joseph Manning | 45 | roomer | Brakeman | Pennsylvania |
| 20 | Robert Klobas | 23 | roomer | Truck Driver | Pennsylvania |
| 21 | Bernice Czarnecki | 11 | daughter | None | Pennsylvania |
| 22 | John Shields | 46 | head | Machinist | Pennsylvania |
| 23 | Margaret Shields | 44 | wife | None | Pennsylvania |
| 24 | Dorothy Shields | 15 | daughter | File Clerk | Pennsylvania |
| 25 | John Shields | 16 | son | None | Pennsylvania |
| 26 | William Shields | 11 | son | None | Pennsylvania |
| 27 | Raymond Shields | 8 | son | None | Pennsylvania |
| 28 | John Leskov | 46 | head | Butcher | Croatia |
| 29 | Anna Leskov | 38 | wife | None | Croatia |
| 30 | Victor Leskov | 19 | son | Butcher | Croatia |
| 31 | Albert Leskov | 17 | son | Laborer | Croatia |
| 32 | Velma Leskov | 10 | daughter | None | Pennsylvania |
| 33 | Joseph Leskov | 9 | son | None | Pennsylvania |
| 34 | Violet Leskov | 4 | daughter | None | Pennsylvania |
| 35 | Charles Wolter | 60 | head | Auto Mechanic | Pennsylvania |
| 36 | Catherine Wolter | 19 | wife | None | Pennsylvania |
| 37 | Dolores Wolter | 1 | daughter | None | Pennsylvania |
| 38 | Jasper Perkopek | 43 | head | Laborer | Yugoslavia |
| 39 | Anna Perkopek | 32 | wife | None | Yugoslavia |
| 40 | Jeanette Perkopek | 4 | daughter | None | Pennsylvania |
| 41 | John Riley | 41 | head | Laborer | Pennsylvania |
| 42 | Bertha Riley | 44 | wife | None | Pennsylvania |
| 43 | John Riley | 15 | son | None | Pennsylvania |
| 44 | Clement Lupiawicz | 29 | head | Laborer | Pennsylvania |
| 45 | Anna Lupiawicz | 26 | wife | Laborer | Pennsylvania |
| 46 | Dolores Lupiawicz | 1 | daughter | None | Pennsylvania |
| 47 | Catherine Butla | 61 | head | Storekeeper | Yugoslavia |
| 48 | Anthony Butla | 26 | son | Asst. Foreman | Yugoslavia |
| 49 | Amelia Butla | 24 | daughter | Stenographer | Pennsylvania |
| 50 | Frank Butla | 22 | son | Mail Collector | Pennsylvania |
Pedigree Summary
Catherine + 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)