JL
James Larkin — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this James Larkin across the 1930 and 1940 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 7-person household.
Age 1
b. ~1929
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Larkin |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | England |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| Est. Birth Year | ~1929 |
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 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Edward Larkin | Son | — | 11 | ~1919 |
| James Larkin | Head | — | 40 | ~1890 |
| James Larkin | Son | — | 1 | ~1929 |
| John Larkin | Son | — | 14 | ~1916 |
| Ellen Larkin | Son | — | 11 | ~1919 |
| Kathleen Larkin | Daughter | — | 6 | ~1924 |
| Catherine Larkin | Spouse | — | 38 | ~1892 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 1
Suffolk, Massachusetts · implied b. ~1929 — 7 household members
| Surname | Larkin |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | England |
| Mother's Birthplace | Irish Free State |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 11
Suffolk-County, Massachusetts · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lurkin |
| Given Name | James B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Highest Grade | 4 |
| 1935 Residence | Same Place |
| 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 James Larkin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Larkin
Son · 1930 · age 1 · b. ~1929 · Massachusetts
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Sibling
Kathleen Larkin
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Larkin
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Larkin
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Larkin
Sibling · 1930 · age 11
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 — Suffolk, Massachusetts
Open full size
1930 US Federal Census — Suffolk, Massachusetts
Page Contents
44 people indexed on this census page (ia:1930:massachusettscensus00reel956:0547)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ernest G. Parker | 53 | Head | Real Estate | New Hampshire |
| 52 | Edna V. Parker | 53 | Wife | — | Maine |
| 53 | Edith D. Parker | 10 | Daughter | — | Massachusetts |
| 54 | J. Edwin Chellman | 50 | Head | Manager | Massachusetts |
| 55 | Carolyn L. Chellman | 39 | Wife | — | Massachusetts |
| 56 | Betty P. Chellman | 10 | Daughter | — | Massachusetts |
| 57 | Mary R. English | 49 | Head | — | Massachusetts |
| 58 | Julia B. English | 45 | Sister | Salesman | Massachusetts |
| 59 | Alice L. English | 36 | Sister | Teacher | Massachusetts |
| 60 | J. Bertram English | 34 | Brother | Salesman | Massachusetts |
| 61 | William J. Gubian | 44 | Brother-in-law | Treasurer | Massachusetts |
| 62 | Delia E. Ryan | 22 | Niece | Teacher | Massachusetts |
| 63 | Jean Gubian | 7 | Niece | — | Massachusetts |
| 64 | Patrick J. Coffey | 54 | Head | — | Irish Free State |
| 65 | Bridget Coffey | 53 | Wife | — | Irish Free State |
| 66 | James Doyle | 24 | Boarder | — | Irish Free State |
| 67 | Frederick B. Allen | 61 | Head | — | Massachusetts |
| 68 | Mary E. Allen | 59 | Wife | — | Massachusetts |
| 69 | Frederick E. Allen | 33 | Son | — | Massachusetts |
| 70 | Henry B. Allen | 22 | Son | — | Massachusetts |
| 71 | Lucy F. Walsh | 40 | Head | — | Prince Edward Island |
| 72 | Francis B. Walsh | 18 | Son | — | Massachusetts |
| 73 | Bernard J. Walsh | 10 | Son | — | Massachusetts |
| 74 | Harold Walsh | 5 | Son | — | Massachusetts |
| 75 | Ann Doyle | 26 | Sister | Waitress | Canada |
| 76 | Walter J. Skilton | 48 | Head | Chauffeur | Irish Free State |
| 77 | Mary E. Skilton | 24 | Daughter | — | Massachusetts |
| 78 | Alice Skilton | 16 | Daughter | — | Massachusetts |
| 79 | Walter Skilton | 13 | Son | — | Massachusetts |
| 80 | Joseph Skilton | 13 | Son | — | Massachusetts |
| 81 | Richard P. Hegarty | 31 | Boarder | Inspector | Massachusetts |
| 82 | Mary E. Bernhard | 75 | Head | — | Massachusetts |
| 83 | George E. Bernhard | 42 | Son | Clerk | Massachusetts |
| 84 | Margaret Bernhard | 41 | Daughter | — | Massachusetts |
| 85 | Hulda E. Bernhard | 37 | Daughter | — | Massachusetts |
| 86 | Daniel Bernhard | 35 | Son | Accountant | Massachusetts |
| 87 | Maud L. Bernhard | 33 | Daughter | Secretary | Massachusetts |
| 88 | James M. Larkin | 40 | Head | Foreman | England |
| 89 | Catherine Larkin | 38 | Wife | — | Irish Free State |
| 90 | John Larkin | 14 | Son | — | New York |
| 91 | Edward Larkin | 11 | Son | — | Massachusetts |
| 92 | Ellen Larkin | 11 | Son | — | Massachusetts |
| 93 | Kathleen Larkin | 6 | Daughter | — | Massachusetts |
| 94 | James Larkin THIS PERSON | 1 | Son | — | Massachusetts |
Related Census Records
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)