KM
Katherine Murphy — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Worcester, Massachusetts
Our Model Tree links this Katherine Murphy across the 1910 and 1920 US Censuses in Worcester, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1907), then head of a 11-person household.
Age 13
b. ~1907
Female
Daughter
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Worcester, Massachusetts |
| Surname | Murphy |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | City Of Worcester |
| Est. Birth Year | ~1907 |
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.
11 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Katherine | Age | Birth yr |
|---|---|---|---|---|
| Timothy Murphy | Son | — | 16 | ~1904 |
| Michael Murphy | Son | — | 9 | ~1911 |
| Theresa Murphy | Daughter | — | 11 | ~1909 |
| Ellen Murphy | Daughter | — | 3 | ~1917 |
| Timothy Murphy | Head | — | 50 | ~1870 |
| Anna Murphy | Daughter | — | 8 | ~1912 |
| John Murphy | Son | — | 17 | ~1903 |
| Nora Murphy | Spouse | — | 40 | ~1880 |
| Katherine Murphy | Daughter | — | 13 | ~1907 |
| Margaret Murphy | Daughter | — | 6 | ~1914 |
| Mary Murphy | Daughter | — | 14 | ~1906 |
Census Appearances
1910
Worcester, Massachusetts
Daughter, age 3
Worcester, Massachusetts · implied b. ~1907 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Worcester, Massachusetts
Daughter, age 13
Worcester, Massachusetts · implied b. ~1907 — 11 household members
| Surname | Murphy |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Katherine Murphy across 2 US Census years (1910 and 1920) in Worcester, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Katherine Murphy
Daughter · 1920 · age 13 · b. ~1907 · Massachusetts
★ You are viewing this record
Sibling
Timothy Murphy
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theresa Murphy
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Murphy
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Murphy
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Murphy
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Murphy
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Murphy
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Murphy
Sibling · 1920 · age 8
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 — Worcester, Massachusetts
Open full size
1920 US Federal Census — Worcester, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu749unit:1139)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Catherine M. O'Connor | 58 | Wife | — | Ireland |
| 2 | Chas J. O'Connor | 23 | Son | — | Massachusetts |
| 3 | James J. O'Connor | 29 | Head | Machinist | Massachusetts |
| 4 | Gertrude O'Connor | 19 | Sister | — | Massachusetts |
| 5 | William J. O'Connor | 23 | Brother | Machinist | Massachusetts |
| 6 | William Lonergan | 27 | Head | Moulder | Massachusetts |
| 7 | Catherine Lonergan | 27 | Wife | — | Massachusetts |
| 8 | Grace Lonergan | 2 | Daughter | — | Massachusetts |
| 9 | William Lonergan | 0 | Son | — | Massachusetts |
| 10 | Israel Lipman | 44 | Head | Tailor | Russia |
| 11 | Sarah Lipman | 40 | Wife | — | Russia |
| 12 | Harry Lipman | 18 | Son | Cutter | Russia |
| 13 | Netta Lipman | 13 | Daughter | Illustrator | Russia |
| 14 | Samuel Yablolsky | 58 | Boarder | Helper | Russia |
| 15 | Fanny Yablolsky | 55 | Boarder | — | Russia |
| 16 | Daniel Manning | 30 | Head | Blacksmith | Ireland |
| 17 | Delia Manning | 33 | Wife | — | Ireland |
| 18 | Margaret Manning | 4 | Daughter | — | Massachusetts |
| 19 | Francis Manning | 3 | Son | — | Massachusetts |
| 20 | Mary Manning | 2 | Daughter | — | Massachusetts |
| 21 | Fred Manning | 1 | Daughter | — | Massachusetts |
| 22 | Mortimer Arnoal | 53 | Head | Laborer | Ireland |
| 23 | Mary Arnoal | 47 | Wife | — | Ireland |
| 24 | John Arnoal | 22 | Son | Laborer | Massachusetts |
| 25 | George Arnoal | 18 | Son | Laborer | Massachusetts |
| 26 | Mary Kenwick | 45 | Daughter | Housekeeper | Massachusetts |
| 27 | John Kenwick | 47 | Son | Officer | Massachusetts |
| 28 | Edward Kenwick | 43 | Boarder | Bartender | Massachusetts |
| 29 | Edward Thomas | 21 | Head | Shipper | Massachusetts |
| 30 | Mary Thomas | 21 | Wife | — | Massachusetts |
| 31 | James Graham | 53 | Head | Moulder | Ireland |
| 32 | Ellen Graham | 45 | Wife | — | Ireland |
| 33 | John Graham | 21 | Son | Chauffeur | Massachusetts |
| 34 | William Graham | 21 | Son | — | Massachusetts |
| 35 | Mary V. Graham | 11 | Daughter | — | Massachusetts |
| 36 | Timothy Murphy | 50 | Head | Melter | Ireland |
| 37 | Nora Murphy | 40 | Wife | — | Ireland |
| 38 | John Murphy | 17 | Son | — | Massachusetts |
| 39 | Timothy Murphy | 16 | Son | — | Massachusetts |
| 40 | Mary Murphy | 14 | Daughter | — | Massachusetts |
| 41 | Katherine Murphy THIS PERSON | 13 | Daughter | — | Massachusetts |
| 42 | Theresa Murphy | 11 | Daughter | — | Massachusetts |
| 43 | Michael Murphy | 9 | Son | — | Massachusetts |
| 44 | Anna E. Murphy | 8 | Daughter | — | Massachusetts |
| 45 | Margaret Murphy | 6 | Daughter | — | Massachusetts |
| 46 | Ellen A. Murphy | 3 | Daughter | — | Massachusetts |
| 47 | Nora Collins | 58 | Head | Watcher | Ireland |
| 48 | Mary Collins | 24 | Daughter | Operator | Massachusetts |
| 49 | Catherine Reynolds | 58 | Head | — | Ireland |
| 50 | Marietta Reynolds | 29 | Daughter | Bookkeeper | Massachusetts |
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)