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Grace Murphy — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Grace Murphy across the 1910 and 1920 US Censuses in Middlesex, 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 | Middlesex, Massachusetts |
| Surname | Murphy |
| Given Name | Grace |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | City Of Lowell |
| 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 Grace | Age | Birth yr |
|---|---|---|---|---|
| Mary Sweeney | Daughter | — | 23 | ~1897 |
| Julia Murphy | Daughter | — | 19 | ~1901 |
| Agnes Murphy | Daughter | — | 17 | ~1903 |
| John Sweeney | Other | — | 2 | ~1918 |
| Joseph Murphy | Head | — | 46 | ~1874 |
| Andrew Murphy | Son | — | 15 | ~1905 |
| Charles Sweeney | Other | — | ~1920 | |
| Grace Murphy | Daughter | — | 13 | ~1907 |
| Minnie Murphy | Spouse | — | 44 | ~1876 |
| Frank Murphy | Son | — | 7 | ~1913 |
| Marjorie Murphy | Daughter | — | 4 | ~1916 |
Census Appearances
1910
Middlesex, Massachusetts
Other, age 3
Middlesex, Massachusetts · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Grace |
| Relationship to Head | Boarder |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Daughter, age 13
Middlesex, Massachusetts · implied b. ~1907 — 11 household members
| Surname | Murphy |
| Given Name | Grace |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| 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 Grace Murphy across 2 US Census years (1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Grace Murphy
Daughter · 1920 · age 13 · b. ~1907 · Massachusetts
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Sibling
Marjorie Murphy
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Murphy
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Sweeney
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Murphy
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Murphy
Sibling · 1920 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Murphy
Sibling · 1920 · age 7
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 — Middlesex, Massachusetts
Open full size
1920 US Federal Census — Middlesex, Massachusetts
Page Contents
26 people indexed on this census page (ia:1920:14thcensusofpopu711unit:0390)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William L. Rombrough | 49 | Head | Dentist | New York |
| 52 | Percy Rombrough | 52 | Sister | None | New York |
| 53 | Minette Rombrough | 24 | Lodger | Assistant | Massachusetts |
| 54 | Lorain Rombrough | 22 | Lodger | Finishing Room | Massachusetts |
| 55 | Antoinette Rombrough | 19 | Lodger | Finishing Room | Massachusetts |
| 56 | Leon Platner | 24 | Lodger | Silversmith | Switzerland |
| 57 | Emma Slaughter | 45 | Head | Doctor | Maine |
| 58 | Robert K. Slaughter | 64 | Husband | Agent | New York |
| 59 | Louis Young | 16 | Nephew | None | Maine |
| 60 | Rita Young | 13 | Niece | None | Maine |
| 61 | Walter Hensel | 34 | Head | Proprietor | Missouri |
| 62 | Edith Hensel | 34 | Wife | None | Massachusetts |
| 63 | Barbara Hensel | 6 | daughter | None | Oregon |
| 64 | Ruth Hensel | 4 | daughter | None | Oregon |
| 65 | Olive Hensel | 1 | daughter | None | Massachusetts |
| 66 | Joseph Murphy | 46 | Head | Dyer | Massachusetts |
| 67 | Minnie Murphy | 44 | Wife | None | Massachusetts |
| 68 | Julia Murphy | 19 | daughter | Burling | Massachusetts |
| 69 | Agnes Murphy | 17 | daughter | Spooler | Massachusetts |
| 70 | Andrew Murphy | 15 | son | None | Massachusetts |
| 71 | Grace Murphy THIS PERSON | 13 | daughter | None | Massachusetts |
| 72 | Frank Murphy | 7 | son | None | Massachusetts |
| 73 | Marjorie Murphy | 4 | daughter | None | Massachusetts |
| 74 | Mary Sweeney | 23 | daughter | None | Massachusetts |
| 75 | John Sweeney | 2 | grandson | None | Massachusetts |
| 76 | Charles Sweeney | 0 | grandson | None | Massachusetts |
Related Census Records
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)