JM
John Mcgrath — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Providence, Rhode Island
Our Model Tree links this John Mcgrath across the 1910 and 1920 US Censuses in Providence, Rhode Island (XGBoost, ~Confirmed) — first a son (b.~1904), then head of a 9-person household.
Age 16
b. ~1904
Male
Son
Born: Rhode Island
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Providence, Rhode Island |
| Surname | McGrath |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Canada |
| Mother's Birthplace | Rhode Island |
| Additional Details | |
| Occupation | Tool maker |
| Industry | Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Occupation | Tool Maker |
| Township / Ward | East Providence Town |
| Est. Birth Year | ~1904 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Mcgrath | Daughter | — | 18 | ~1902 |
| Katherine Mcgrath | Daughter | — | 17 | ~1903 |
| Madeline Mcgrath | Daughter | — | 9 | ~1911 |
| Florence Mcgrath | Daughter | — | 20 | ~1900 |
| Helen Mcgrath | Daughter | — | 7 | ~1913 |
| John Mcgrath | Head | — | 49 | ~1871 |
| William Mcgrath | Son | — | 3 | ~1917 |
| John Mcgrath | Son | — | 16 | ~1904 |
| Rosanna Mcgrath | Spouse | — | 49 | ~1871 |
Census Appearances
1910
Providence, Rhode …
Son, age 5
Providence, Rhode Island · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGrath |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Canada |
| Mother's Birthplace | Rhode Island |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1920
Providence, Rhode …
Son, age 16
Providence, Rhode Island · implied b. ~1904 — 9 household members
| Surname | McGrath |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Canada |
| Mother's Birthplace | Rhode Island |
| Occupation | Tool maker |
| Industry | Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
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 John Mcgrath across 2 US Census years (1910 and 1920) in Providence, Rhode Island, using XGBoost record linkage.
Show:
This person
Anchor record
John Mcgrath
Son · 1920 · age 16 · b. ~1904 · Rhode Island
★ You are viewing this record
Sibling
William Mcgrath
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Mcgrath
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Mcgrath
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mcgrath
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madeline Mcgrath
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Mcgrath
Sibling · 1920 · age 18
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 — Providence, Rhode Island
Open full size
1920 US Federal Census — Providence, Rhode Island
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1672unit:0731)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Mcgrath | 49 | Head | Jeweler | Canada |
| 52 | Rosanna Mcgrath | 49 | Wife | — | Rhode Island |
| 53 | Florence Mcgrath | 20 | Daughter | Maker | Rhode Island |
| 54 | Gertrude Mcgrath | 18 | Daughter | Bookkeeper | Rhode Island |
| 55 | Katherine Mcgrath | 17 | Daughter | Shield Maker | Rhode Island |
| 56 | John Mcgrath THIS PERSON | 16 | Son | Tool Maker | Rhode Island |
| 57 | Madeline Mcgrath | 9 | Daughter | — | Rhode Island |
| 58 | Helen Mcgrath | 7 | Daughter | — | Rhode Island |
| 59 | William Mcgrath | 3 | Son | — | Rhode Island |
| 60 | Eric Larson | 55 | Head | Ironworker | Sweden |
| 61 | Carolina Larson | 55 | Wife | — | Sweden |
| 62 | Carl Larson | 25 | Son | Pipe Coverer | Massachusetts |
| 63 | Herman Larson | 20 | Son | Carpenter | Massachusetts |
| 64 | Antonia Tafara | 42 | Head | Machinist | Portugal |
| 65 | Mary Tafara | 40 | Wife | Seamstress | Portugal |
| 66 | Mary E. Tafara | 18 | Daughter | Packer | Portugal |
| 67 | Mary J. Medeiros | 74 | Mother-in-law | — | Portugal |
| 68 | Mary A. Holland | 56 | Head | — | Ireland |
| 69 | Agnes E. Holland | 22 | Daughter | Marker | Rhode Island |
| 70 | John Dempsey | 33 | Head | Electrician | Ireland |
| 71 | Josephine Dempsey | 30 | Wife | — | Canada |
| 72 | John Jr. Dempsey | 5 | Son | — | Rhode Island |
| 73 | Marie Paquette | 23 | Sister-in-law | Seamstress | Canada |
| 74 | Le Roy Paquette | 11 | Brother-in-law | — | New Hampshire |
| 75 | Charles Smith | 22 | Head | Market Gardener | Rhode Island |
| 76 | Stella M. Smith | 23 | Wife | — | Rhode Island |
| 77 | F. Elliott Smith | 0 | Son | — | Rhode Island |
| 78 | Percy L. Studer | 31 | Head | Driver | Massachusetts |
| 79 | Clara B. Studer | 30 | Wife | — | Massachusetts |
| 80 | Bertha J. Studer | 7 | Daughter | — | Rhode Island |
| 81 | Esther L. Studer | 5 | Daughter | — | Rhode Island |
| 82 | Marian R. Studer | 3 | Daughter | — | Rhode Island |
| 83 | Jean C. Studer | 1 | Daughter | — | Rhode Island |
| 84 | Michael Mulvey | 56 | Head | Laborer | Ireland |
| 85 | Annie Mulvey | 54 | Wife | — | Ireland |
| 86 | Margaret Mulvey | 21 | Daughter | Stringer | Rhode Island |
| 87 | Evangeline Mulvey | 19 | Daughter | Winder | Rhode Island |
| 88 | John Mulvey | 17 | Son | Shipping Clerk | Rhode Island |
| 89 | Alice Mulvey | 14 | Daughter | Spooler | Rhode Island |
| 90 | Frederick Mulvey | 10 | Son | — | Rhode Island |
| 91 | Joseph M. Shanley | 32 | Head | Plumber | Rhode Island |
| 92 | Sarah Shanley | 29 | Wife | — | Rhode Island |
| 93 | Richard Shanley | 10 | Son | — | Massachusetts |
| 94 | William Shanley | 8 | Son | — | Massachusetts |
| 95 | Frances Shanley | 6 | Son | — | Rhode Island |
| 96 | Joseph Jr. Shanley | 3 | Son | — | Rhode Island |
| 97 | Fred Shanley | 1 | Son | — | Rhode Island |
| 98 | Manuel Sousa | 69 | Head | Laborer | Portugal |
| 99 | Mary Sousa | 62 | Wife | — | Portugal |
| 100 | Antonio Sousa | 30 | Son | Machinist | Rhode Island |
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)