JD
James Dolan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Kings, New York
Our Model Tree links this James Dolan across the 1930 and 1940 US Censuses in Kings, New York (XGBoost, ~Confirmed) — first a son (b.~1900), then head of a 8-person household.
Age 30
b. ~1900
Male
Son
Born: New York
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Kings, New York |
| Surname | Dolan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Clerk |
| Industry | Broker |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Clerk |
| Township / Ward | Borough Of Brooklyn |
| Est. Birth Year | ~1900 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Mary Dolan | Daughter | — | 32 | ~1898 |
| James Dolan | Son | — | 30 | ~1900 |
| James Dolan | Head | — | 46 | ~1884 |
| Catherine Leahy | Other | — | 50 | ~1880 |
| Adella Dolan | Daughter | — | 8 | ~1922 |
| John Leahy | Other | — | 58 | ~1872 |
| Irene Dolan | Daughter | — | 38 | ~1892 |
| Ella Dolan | Spouse | — | 41 | ~1889 |
Census Appearances
1930
Kings, New …
Son, age 30
Kings, New York · implied b. ~1900 — 8 household members
| Surname | Dolan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | New York |
| Occupation | Clerk |
| Industry | Broker |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Head, age 40
Kings-County, New York · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Doolan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Occupation | Clerk |
| Industry | Railway Exp. |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1600 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Dolan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Dolan
Son · 1930 · age 30 · b. ~1900 · New York
★ You are viewing this record
Sibling
Adella Dolan
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Dolan
Sibling · 1930 · age 38
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Dolan
Sibling · 1930 · age 32
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 — Kings, New York
Open full size
1930 US Federal Census — Kings, New York
Page Contents
49 people indexed on this census page (ia:1930:newyorkcensus00reel1498:1010)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George N Dunaj | 50 | Head | Doctor | Russia |
| 2 | Richard Welsch | 35 | Head | Salesman | New York |
| 3 | Ella Welsch | 30 | Wife | — | New York |
| 4 | Richard Welsch | 15 | Son | — | New York |
| 5 | Ernest Welsch | 13 | Son | — | New York |
| 6 | Shirley Welsch | 6 | Daughter | — | New York |
| 7 | Frank F Book | 50 | Step-father | Painter | New York |
| 8 | Katie Book | 55 | Mother | — | New York |
| 9 | William Book | 24 | Brother | Designer | New York |
| 11 | John Alberti | 48 | Head | Journalist | Spain |
| 12 | Ida A Alberti | 39 | Wife | — | Russia |
| 13 | Aurora F Alberti | 14 | Daughter | — | New York |
| 14 | James Alberti | 46 | Brother | Executive | Spain |
| 15 | Bertha Karsten | 35 | Maid | Housework | Germany |
| 16 | Charles D Sanderson | 56 | Head | Clerk | Massachusetts |
| 17 | Margaret M Sanderson | 52 | Wife | — | Massachusetts |
| 18 | Margaret E Sanderson | 26 | Daughter | Teacher | Massachusetts |
| 19 | Winifred K Sanderson | 24 | Daughter | Teacher | Massachusetts |
| 20 | Kathleen V Sanderson | 22 | Daughter | Teacher | New Jersey |
| 21 | Frederick W Sanderson | 19 | Son | Clerk | New York |
| 22 | Charles H Johnson | 74 | Head | Engineer | Sweden |
| 23 | Vera M Johnson | 29 | Wife | — | Minnesota |
| 24 | Charles Johnson | 8 | Son | — | New Jersey |
| 25 | Elizabeth L Verplank | 64 | Mother-in-law | — | Illinois |
| 26 | Kate Doherty | 27 | Servant | Servant | Irish Free State |
| 27 | Soren Leestlund | 57 | Head | Wholesale | Denmark |
| 28 | Rose Leestlund | 51 | Wife | — | Denmark |
| 29 | David Davis | 50 | Head | Salesman | Russia |
| 30 | Lena Davis | 46 | Wife | — | Russia |
| 31 | Frances Davis | 23 | Daughter | Stenographer | New York |
| 32 | Sylvia Davis | 21 | Daughter | Teacher | New York |
| 33 | Mildred S Davis | 18 | Daughter | Student | New York |
| 34 | Jerome B Davis | 15 | Son | — | New York |
| 35 | Martin J Davis | 5 | Son | — | New York |
| 36 | Ada Murray | 26 | Servant | Servant | Virginia |
| 37 | John B Kluber | 70 | Head | — | New York |
| 38 | Madeline Kluber | 29 | Daughter | Teacher | New York |
| 39 | Irene Kluber | 27 | Daughter | Secretary | New York |
| 40 | John B Jr Kluber | 25 | Son | Agent | New York |
| 41 | Mary Pollack | 52 | Servant | Housework | Virginia |
| 42 | James J Dolan | 46 | Head | Conductor | Irish Free State |
| 43 | Ella E Dolan | 41 | Wife | — | New York |
| 44 | Irene Dolan | 38 | Daughter | Stenographer | New York |
| 45 | Mary Dolan | 32 | Daughter | Stenographer | New York |
| 46 | James Dolan THIS PERSON | 30 | Son | Clerk | New York |
| 47 | Adella Dolan | 8 | Daughter | — | New York |
| 48 | John A Leahy | 58 | Brother-in-law | Teacher | New York |
| 49 | Catherine L Leahy | 50 | Sister-in-law | Proprietor | New York |
| 50 | Dominic Santoro | 54 | Head | — | New York |
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)