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John Mccarty — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Norfolk, Massachusetts
Our Model Tree links this John Mccarty across the 1920 and 1930 US Censuses in Norfolk, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 10-person household.
Age 13
b. ~1917
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Norfolk, Massachusetts |
| Surname | McCarty |
| Given Name | John B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Dedham |
| Est. Birth Year | ~1917 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Rita Mccarty | Daughter | — | 12 | ~1918 |
| Jean Mccarty | Daughter | — | 5 | ~1925 |
| Anne Mccarty | Daughter | — | 2 | ~1928 |
| Claire Mccarty | Daughter | — | 7 | ~1923 |
| Mary Mccarty | Daughter | — | 8 | ~1922 |
| John Mccarty | Head | — | 35 | ~1895 |
| Margaret Mccarty | Other | — | 34 | ~1896 |
| James Mccarty | Son | — | 1 | ~1929 |
| Edward Mccarty | Son | — | 9 | ~1921 |
| John Mccarty | Son | — | 13 | ~1917 |
Census Appearances
1920
Norfolk, Massachusetts
Son, age 3
Norfolk, Massachusetts · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | John B |
| Relationship to Head | Son |
| Sex | M |
| 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 |
1930
Norfolk, Massachusetts
Son, age 13
Norfolk, Massachusetts · implied b. ~1917 — 10 household members
| Surname | McCarty |
| Given Name | John B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | 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 John Mccarty across 2 US Census years (1920 and 1930) in Norfolk, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
John Mccarty
Son · 1930 · age 13 · b. ~1917 · Massachusetts
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Sibling
Mary Mccarty
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Mccarty
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Claire Mccarty
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mccarty
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Mccarty
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anne Mccarty
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Mccarty
Sibling · 1930 · age 9
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
1930 US Federal Census — Norfolk, Massachusetts
Open full size
1930 US Federal Census — Norfolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel934:0353)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Inez A. Lane | 22 | Daughter | — | Massachusetts |
| 52 | James F. Lane | 24 | Son-in-law | Threader | Massachusetts |
| 53 | James F. Jr. Lane | 0 | Grand-son | — | Massachusetts |
| 54 | Elizabeth A. Penny | 63 | Head | — | France |
| 55 | Ethel A. Penny | 25 | Daughter | — | Massachusetts |
| 56 | James L. Penny | 40 | Daughter | — | Massachusetts |
| 57 | Catherine C. Donovan | 30 | Daughter | — | Massachusetts |
| 58 | John J. Donovan | 30 | Son-in-law | Iron Worker | Massachusetts |
| 59 | John J. Jr. Donovan | 2 | Grand-son | — | Massachusetts |
| 60 | Fred O. Gay | 62 | Head | Carpenter | Canada English |
| 61 | Katherine D. Gay | 54 | Wife-H | — | Canada English |
| 62 | Iris E. Gay | 17 | Daughter | — | Massachusetts |
| 63 | Duncan A. Dewar | 49 | Head | Carpenter | Scotland |
| 64 | Annie Dewar | 45 | Wife-H | — | Scotland |
| 65 | Ernest W. Dewar | 22 | Son | Bleacher | Scotland |
| 66 | Agnes I. Dewar | 18 | Daughter | Clerk | Scotland |
| 67 | Harold A. Dewar | 13 | Son | — | Massachusetts |
| 68 | Douglas A. Dewar | 10 | Son | — | Massachusetts |
| 69 | Mabel F. Dewar | 9 | Daughter | — | Massachusetts |
| 70 | John J. Mccarty | 35 | Head | Police Officer | Massachusetts |
| 71 | Margaret T. Mccarty | 34 | Wife-H | — | Massachusetts |
| 72 | John B. Mccarty THIS PERSON | 13 | Son | — | Massachusetts |
| 73 | Rita L. Mccarty | 12 | Daughter | — | Massachusetts |
| 74 | Edward Mccarty | 9 | Son | — | Massachusetts |
| 75 | Mary E. Mccarty | 8 | Daughter | — | Massachusetts |
| 76 | Claire Mccarty | 7 | Daughter | — | Massachusetts |
| 77 | Jean Mccarty | 5 | Daughter | — | Massachusetts |
| 78 | Anne Mccarty | 2 | Daughter | — | Massachusetts |
| 79 | James Mccarty | 1 | Son | — | Massachusetts |
| 80 | George F. O'Brien | 44 | Head | Mechanic | Massachusetts |
| 81 | Mabel E. O'Brien | 42 | Wife-H | — | Massachusetts |
| 82 | George W. O'Brien | 20 | Son | Die Cutter | Massachusetts |
| 83 | Edward M. O'Brien | 19 | Son | Pressman | Massachusetts |
| 84 | Paul J. O'Brien | 17 | Son | — | Massachusetts |
| 85 | David D. O'Brien | 15 | Son | — | Massachusetts |
| 86 | John P. O'Brien | 12 | Son | — | Massachusetts |
| 87 | William F. O'Brien | 10 | Son | — | Massachusetts |
| 88 | Leonard H. O'Brien | 8 | Son | — | Massachusetts |
| 89 | Andrew Ferris | 60 | Head | Tool Clerk | Scotland |
| 90 | Martha S. Ferris | 55 | Wife-H | — | Scotland |
| 91 | Mary J. Ferris | 21 | Daughter | Hair Dresser | Massachusetts |
| 92 | Fred E. Thurlow | 56 | Head | Store Keeper | Massachusetts |
| 93 | Cecelia R. Thurlow | 56 | Wife-H | — | Germany |
| 94 | Elizabeth Sweeney | 48 | Head-H | — | Irish Free State |
| 95 | Ruth M. Sweeney | 17 | Daughter | — | Massachusetts |
| 96 | Esther Sweeney | 16 | Daughter | — | Massachusetts |
| 97 | Thomas Sweeney | 12 | Son | — | Massachusetts |
| 98 | Joseph Caughlin | 3 | Boarder | — | United States |
| 99 | Alfred Folley | 3 | Boarder | — | United States |
| 100 | Mary A. Armstrong | 50 | Boarder | Book Binder | Irish Free State |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)