EM
Elizabeth Murphy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Elizabeth Murphy across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & Rose — first a daughter (b.~1903), then head of a 3-person household.
Age 37
b. ~1903
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Murphy |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | U |
| Industry | U |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | U |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1903 |
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 1940 census.
| Name | Relation to head | Relative to Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Murphy | Daughter | — | 37 | ~1903 |
| John Murphy | Head | — | 65 | ~1875 |
| Rose Murphy | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Allegheny, Pennsylvania
Other, age 16
Allegheny, Pennsylvania · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Elizabeth |
| Relationship to Head | Grand daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | New York |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Other, age 26
Allegheny, Pennsylvania · implied b. ~1904 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Elizabeth |
| Relationship to Head | Niece |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | New York |
| Mother's Birthplace | Scotland |
| Occupation | Stenographer |
| Industry | Stock Broker |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 37
Allegheny-County, Pennsylvania · implied b. ~1903 — 3 household members
| Surname | Murphy |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Occupation | U |
| Industry | U |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| 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 Elizabeth Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Murphy (~0.92 confidence) and mother Rose Murphy (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Murphy
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Rose Murphy
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elizabeth Murphy
Daughter · 1940 · age 37 · b. ~1903 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03664-00587)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gertrude Hupple | 58 | Head | H | Pennsylvania |
| 2 | Violet Hupple | 32 | Daughter | Bookkeeper | Pennsylvania |
| 3 | Bert H. Gates | 63 | Head | Machinist | Pennsylvania |
| 4 | Lottie Gates | 63 | Wife | H | Pennsylvania |
| 5 | Stephen S. Gates | 32 | Son | Scale Repairman | Pennsylvania |
| 6 | William J. Rolf | 33 | Head | Welder | Pennsylvania |
| 7 | Elizabeth R. Rolf | 33 | Wife | H | Maryland |
| 8 | Betty Ann Rolf | 8 | Daughter | — | Pennsylvania |
| 9 | Esther R. Riley | 64 | Mother-in-law | — | West Virginia |
| 10 | Clara E. Renshaw | 52 | Aunt | Saleslady | West Virginia |
| 11 | William Downey | 70 | Head | Motorman | Ireland |
| 12 | Catherine Downey | 61 | Wife | H | Ireland |
| 13 | Margaret M. Downey | 28 | Daughter | Stenographer | Pennsylvania |
| 14 | Helen Kilrane | 50 | Head | H | Ireland |
| 15 | Richard Murphy | 60 | Cousin | U | Pennsylvania |
| 16 | Catherine Kennedy | 30 | Cousin | Clerk | Pennsylvania |
| 17 | John H. Murphy | 65 | Head | U | Pennsylvania |
| 18 | Rose Murphy | 64 | Wife | H | Pennsylvania |
| 19 | Elizabeth Murphy THIS PERSON | 37 | Daughter | U | Pennsylvania |
| 20 | Edward C. Fisher | 65 | Head | Retired | Pennsylvania |
| 21 | Alicia Fisher | 61 | Wife | H | England |
| 22 | Helen Fisher | 26 | Daughter | Stenographer | Pennsylvania |
| 23 | Paul K. Fisher | 31 | Son | Fireman | Pennsylvania |
| 24 | Virginia Fisher | 27 | Daughter-in-law | H | Pennsylvania |
| 25 | Thomas Fisher | 1 | Grandson | — | Pennsylvania |
| 26 | John H. Hannaway | 31 | Son-in-law | Brakeman | Pennsylvania |
| 27 | Mary D. Hannaway | 29 | Wife | Saleslady | Pennsylvania |
| 28 | Peter K. O'Toole | 27 | Head | Deputy Coroner | Pennsylvania |
| 29 | Josephine O'Toole | 27 | Wife | Stenographer | Pennsylvania |
| 30 | Martin Henry | 40 | Head | Bartender | Pennsylvania |
| 31 | Margaret Henry | 33 | Wife | Clerk | Pennsylvania |
| 32 | Thomas Guercio | 53 | Head | Fruit Dealer | Italy |
| 33 | Santa Guercio | 46 | Wife | H | Italy |
| 34 | Mathew Guercio | 20 | Son | Clerk | Pennsylvania |
| 35 | Catherine Guercio | 23 | Daughter | H | Pennsylvania |
| 36 | Josephine Guercio | 16 | Daughter | S | Pennsylvania |
| 37 | Anne Hagan | 68 | Head | H | Pennsylvania |
| 38 | Daniel Hagan | 29 | Son | Apprentice | Pennsylvania |
| 39 | Doyle Carder | 41 | Head | Laborer | Pennsylvania |
| 40 | Ruby Carder | 41 | Wife | H | Pennsylvania |
Pedigree Summary
Elizabeth
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)