MM
Margaret Murphy — 1920 US Census Record
Model Tree available1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Margaret Murphy across the 1900, 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Thomas & Thomas — first a daughter (b.~1898), then head of a 6-person household.
Age 22
b. ~1898
Female
Daughter
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Murphy |
| Given Name | Margaret |
| 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 | |
| Occupation | Bookkeeper |
| Industry | Department Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Bookkeeper |
| Township / Ward | Pittsburg City |
| Est. Birth Year | ~1898 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Murphy | Daughter | — | 22 | ~1898 |
| Thomas Murphy | Head | — | 50 | ~1870 |
| Margaret Murphy | Other | — | 69 | ~1851 |
| Thomas Murphy | Son | — | 14 | ~1906 |
| Wm Murphy | Son | — | 31 | ~1889 |
| Mary Murphy | Spouse | — | 48 | ~1872 |
Census Appearances
1900
Allegheny, Pennsylvania
Daughter, age 3
Allegheny, Pennsylvania · implied b. ~1897 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Birth Month | Aug |
| Birth Year | 1897 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Allegheny, Pennsylvania
Daughter, age 12
Allegheny, Pennsylvania · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Daughter, age 22
Allegheny, Pennsylvania · implied b. ~1898 — 6 household members
| Surname | Murphy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Bookkeeper |
| Industry | Department Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 Margaret Murphy across 3 US Census years (1900, 1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: father Thomas Murphy (~0.92 confidence) and father Thomas Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence) and mother Mary 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
Father
Thomas Murphy
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Thomas Murphy
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Murphy
Daughter · 1920 · age 22 · b. ~1898 · Pennsylvania
★ You are viewing this record
Sibling
Thomas Murphy
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wm Murphy
Sibling · 1920 · age 31
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
1920 US Federal Census — Allegheny, Pennsylvania
Open full size
1920 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1522unit:0264)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Myrtella Springer | 67 | Wife | — | Pennsylvania |
| 52 | Catherine Springer | 30 | Daughter | — | Pennsylvania |
| 53 | A. H. Patton | 46 | Head | Engineer | Delaware |
| 54 | Sarah Patton | 46 | Wife | — | Ireland |
| 55 | Mary Patton | 23 | Daughter | — | Pennsylvania |
| 56 | Albert Wilson | 47 | Head | Agent | Pennsylvania |
| 57 | Mary Wilson | 46 | Wife | — | Pennsylvania |
| 58 | Albert Jr. Wilson | 19 | Son | Lineman | Pennsylvania |
| 59 | J. Clair Wilson | 17 | Son | Time Clerk | Pennsylvania |
| 60 | E. T. Billet | 49 | Head | Car Repairs | Pennsylvania |
| 61 | Anna C. Billet | 49 | Wife | — | Pennsylvania |
| 62 | Geo. E. Billet | 12 | Son | — | Pennsylvania |
| 63 | Fred Voll | 29 | Lodger | Salesman | Michigan |
| 64 | Charles Lamb | 50 | Lodger | — | Ireland |
| 65 | Thomas Murphy | 50 | Head | Laborer | Pennsylvania |
| 66 | Mary E. Murphy | 48 | Wife | — | Pennsylvania |
| 67 | Wm. J. Murphy | 31 | Son | Laborer | Pennsylvania |
| 68 | Margaret Murphy THIS PERSON | 22 | Daughter | Bookkeeper | Pennsylvania |
| 69 | Thomas Jr. Murphy | 14 | Son | — | Pennsylvania |
| 70 | Margaret Murphy | 69 | Mother | — | Ireland |
| 71 | Math B. Mcnaughton | 33 | Head | Filing Clerk | Pennsylvania |
| 72 | Mable Mcnaughton | 31 | Wife | — | Pennsylvania |
| 73 | Mary R. Mcnaughton | 10 | Daughter | — | Pennsylvania |
| 74 | Math B. Mcnaughton | 8 | Son | — | Pennsylvania |
| 75 | Mable A. Mcnaughton | 4 | Daughter | — | Pennsylvania |
| 76 | Theodor Obrist | 34 | Lodger | Time Clerk | Switzerland |
| 77 | John Byrnoski | 34 | Head | Salesman | Austria Hungary |
| 78 | Helen Byrnoski | 33 | Wife | — | Austria Hungary |
| 79 | Annie Byrnoski | 8 | Daughter | — | Pennsylvania |
| 80 | Paul L. Byrnoski | 4 | Son | — | Pennsylvania |
| 81 | W. R. Schrieber | 63 | Head | Manufacturer | Pennsylvania |
| 82 | K. L. Schrieber | 60 | Wife | — | Pennsylvania |
| 83 | Grace Schrieber | 29 | Daughter | — | Pennsylvania |
| 84 | Cecil V. Rhody | 36 | Head | Switchman | Pennsylvania |
| 85 | Marie Rhody | 26 | Wife | — | Pennsylvania |
| 86 | Margaret Rhody | 12 | Daughter | — | Pennsylvania |
| 87 | Rose Marie Rhody | 8 | Daughter | — | Pennsylvania |
| 88 | James Rhody | 3 | Son | — | Pennsylvania |
| 89 | L. C. Wolf | 55 | Head | Foreman | Germany |
| 90 | Klara Wolf | 51 | Wife | — | Germany |
| 91 | Carl G. M. Wolf | 23 | Son | Chauffeur | Pennsylvania |
| 92 | Wm. C. Wolf | 20 | Son | Gardener | Pennsylvania |
| 93 | Rudolf A. Wolf | 15 | Son | — | Pennsylvania |
| 94 | Regina K. C. Wolf | 10 | Daughter | — | Pennsylvania |
| 95 | Wm. Winn | 22 | Head | Splitter | Pennsylvania |
| 96 | Amanda Winn | 22 | Wife | — | Pennsylvania |
| 97 | Wm. Winn | 2 | Son | — | Pennsylvania |
| 98 | Mary V. Winn | 0 | Daughter | — | Pennsylvania |
| 99 | Head Ira Edgar | 35 | — | Printer | Pennsylvania |
| 100 | Ottie Ira Edgar | 30 | Wife | — | Pennsylvania |
Pedigree Summary
Margaret + 2 siblings
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 1920 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)