RM
Robert Mccarthy — 1920 US Census Record
Model Tree available1920 United States Federal Census · Plymouth, Massachusetts
Our Model Tree links this Robert Mccarthy across the 1900, 1910 and 1920 US Censuses in Plymouth, Massachusetts (XGBoost, ~Confirmed), with identified parents Michael & Michael — first a son (b.~1899), then head of a 7-person household.
Age 21
b. ~1899
Male
Son
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Plymouth, Massachusetts |
| Surname | McCarthy |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Shoe factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Bookkeeper |
| Township / Ward | East Bridgewater Town |
| Est. Birth Year | ~1899 |
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.
7 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Mary Mccarthy | Daughter | — | 26 | ~1894 |
| H Sheehan | Other | — | 49 | ~1871 |
| Michael Mccarthy | Son | — | 29 | ~1891 |
| Margaret Mccarthy | Daughter | — | 18 | ~1902 |
| Patrick Buckley | Other | — | 36 | ~1884 |
| Margaret Mccarthy | Head | — | 55 | ~1865 |
| Robert Mccarthy | Son | — | 21 | ~1899 |
Census Appearances
1900
Plymouth, Massachusetts
Son, age 2
Plymouth, Massachusetts · implied b. ~1898 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | Oct |
| Birth Year | 1898 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Plymouth, Massachusetts
Son, age 11
Plymouth, Massachusetts · implied b. ~1899 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarty |
| Given Name | Robert R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Plymouth, Massachusetts
Son, age 21
Plymouth, Massachusetts · implied b. ~1899 — 7 household members
| Surname | McCarthy |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Bookkeeper |
| Industry | Shoe factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| 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 Robert Mccarthy across 3 US Census years (1900, 1910 and 1920) in Plymouth, Massachusetts, using XGBoost record linkage. Identified parents: father Michael Mccarthy (~0.92 confidence) and father Michael Mccarty (~0.92 confidence) and mother Margaret Mccarthy (~0.92 confidence) and mother Margaret Mccarty (~0.92 confidence) and mother Margaret Mccarthy (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Mccarthy
b. ~1858
Source father
● Household
· direct · ~0.92
Father
Michael Mccarty
b. ~1840
Source father
● Household
· direct · ~0.92
Mother
Margaret Mccarthy
b. ~1861
Source mother
● Household
· direct · ~0.92
Mother
Margaret Mccarty
b. ~1865
Source mother
● Household
· direct · ~0.92
Mother
Margaret Mccarthy
b. ~1865
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Mccarthy
Son · 1920 · age 21 · b. ~1899 · Massachusetts
★ You are viewing this record
Sibling
Michael Mccarthy
Sibling · 1920 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mccarthy
Sibling · 1920 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mccarthy
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 — Plymouth, Massachusetts
Open full size
1920 US Federal Census — Plymouth, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu726unit:0670)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Harbour | 42 | Head | Cutter | Canada |
| 2 | Arthur Harbour | 13 | Son | — | Massachusetts |
| 3 | Manuel Furnier | 26 | Head | Fireman | Azores |
| 4 | Mary J. Furnier | 25 | Wife | — | Azores |
| 5 | Mary Money | 41 | Mother-in-law | — | Azores |
| 6 | Joseph Money | 14 | Brother-in-law | — | Azores |
| 7 | William H. Luther | 47 | Head | Laborer | Massachusetts |
| 8 | Ellen L. Luther | 47 | Wife | — | Rhode Island |
| 9 | Annie F. Luther | 19 | Daughter | Marker | Massachusetts |
| 10 | Marion V. Luther | 15 | Daughter | — | Massachusetts |
| 11 | Edward E. Luther | 2 | Son | — | Massachusetts |
| 12 | Irving Boff | 35 | Boarder | Laborer | Massachusetts |
| 13 | Lottie B. Thompson | 53 | Head | — | Massachusetts |
| 14 | Manuel Silva | 38 | Head | Fireman | Portugal |
| 15 | Mary L. Silva | 37 | Wife | — | Portugal |
| 16 | Mary Silva | 20 | Daughter | Skiver | Massachusetts |
| 17 | Starline Silva | 18 | Daughter | Stitcher | Massachusetts |
| 18 | Rosa Silva | 14 | Daughter | Servant | Massachusetts |
| 19 | Sophia Silva | 13 | Daughter | — | Massachusetts |
| 20 | Arthur Silva | 9 | Son | — | Massachusetts |
| 21 | Raymond Silva | 4 | Son | — | Massachusetts |
| 22 | James A. Cook | 57 | Head | Machinist | Massachusetts |
| 23 | Walburga A. Cook | 54 | Wife | — | Germany |
| 24 | Nora L. Cook | 26 | Daughter | Clerk | Massachusetts |
| 25 | Alice K. Cook | 21 | Daughter | Clerk | Massachusetts |
| 26 | Marguerite J. Cook | 11 | Daughter | — | Massachusetts |
| 27 | Frank Lombardi | 45 | Head | Laborer | Italy |
| 28 | Mary B. Lombardi | 45 | Wife | — | Italy |
| 29 | Robert Lombardi | 24 | Son | Moulder | Italy |
| 30 | Rocco Lombardi | 14 | Son | Stitcher | Italy |
| 31 | Armado Lombardi | 12 | Son | — | Italy |
| 32 | Fred Lombardi | 6 | Son | — | Massachusetts |
| 33 | Nado Lombardi | 3 | Son | — | Massachusetts |
| 34 | Joseph Wilson | 28 | Head | Cutter | Massachusetts |
| 35 | Ellen M. Wilson | 25 | Wife | — | Massachusetts |
| 36 | Katherine L. Wilson | 7 | Daughter | — | Massachusetts |
| 37 | Henry J. Wilson | 4 | Son | — | Massachusetts |
| 38 | Bertram L. Wilson | 3 | Son | — | Massachusetts |
| 39 | Ellen M. Wilson | 2 | Daughter | — | Massachusetts |
| 40 | Evelyn L. Wilson | 0 | Daughter | — | Massachusetts |
| 41 | Margaret Mccarthy | 55 | Head | — | Ireland |
| 42 | Michael Mccarthy | 29 | Son | Laborer | Massachusetts |
| 43 | Mary E. Mccarthy | 26 | Daughter | Bookkeeper | Massachusetts |
| 44 | Robert E. Mccarthy THIS PERSON | 21 | Son | Bookkeeper | Massachusetts |
| 45 | Margaret E. Mccarthy | 18 | Daughter | Bookkeeper | Massachusetts |
| 46 | H. Patrick Sheehan | 49 | Brother | Laborer | Ireland |
| 47 | Patrick Buckley | 36 | Boarder | Laborer | Massachusetts |
| 48 | Olivia De Blois | 60 | Head | Laborer | Canada |
| 49 | Louis De Blois | 22 | Son | Laster | Massachusetts |
| 50 | Ruth De Blois | 18 | Daughter | — | Massachusetts |
Pedigree Summary
Robert + 3 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)