JC
James Connolly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this James Connolly across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 10-person household.
Age 24
b. ~1916
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Connolly |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Merchandise Checker |
| Industry | Dairy |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 266 |
| Highest Grade | No Hs 4 |
| 1935 Residence | Same house |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Merchandise Checker |
| Township / Ward | New York City |
| Est. Birth Year | ~1916 |
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 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Francis Connolly | Son | — | 16 | ~1924 |
| James Connolly | Son | — | 24 | ~1916 |
| Vera Connolly | Daughter | — | 12 | ~1928 |
| Catherine Connolly | Daughter | — | 14 | ~1926 |
| John Connolly | Head | — | 58 | ~1882 |
| Alice Connolly | Spouse | — | 57 | ~1883 |
| Thomas Connolly | Son | — | 27 | ~1913 |
| Rose Connolly | Daughter | — | 18 | ~1922 |
| Vincent Connolly | Son | — | 21 | ~1919 |
| Alice Connolly | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Kings, New …
Son, age 14
Kings, New York · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connely |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 24
Kings-County, New York · implied b. ~1916 — 10 household members
| Surname | Connolly |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Occupation | Merchandise Checker |
| Industry | Dairy |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 266 |
| Highest Grade | No Hs 4 |
| 1935 Residence | Same house |
| 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 Connolly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Connolly
Son · 1940 · age 24 · b. ~1916 · New York
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Sibling
Alice Connolly
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vera Connolly
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Connolly
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Connolly
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Connolly
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Connolly
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vincent Connolly
Sibling · 1940 · age 21
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
1940 US Federal Census — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02587-00667)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna M. Decker | 45 | wife | — | New York |
| 42 | Margaret A. Decker | 16 | daughter | — | New York |
| 43 | Joan A. Decker | 13 | daughter | — | New York |
| 44 | William H. Conley | 73 | Head | Marine Engineer | New York |
| 45 | Agnes Conley | 68 | wife | — | New York |
| 46 | Harry Conley | 40 | son | Teller | New York |
| 47 | Sarah Nesfield | 57 | Head | — | New York |
| 48 | James Nesfield | 60 | brother | Helper On Truck | New York |
| 49 | William Meinhardt | 55 | Head | Watchman | New York |
| 50 | Rose Meinhardt | 55 | wife | — | New York |
| 51 | Denman E. Meinhardt | 21 | son | Entertainer | New York |
| 52 | Joseph Ahearn | 25 | foster son | Office Clerk | New York |
| 53 | Thomas Boland | 53 | Head | Switchman | Scotland |
| 54 | Mary Boland | 54 | wife | — | Scotland |
| 55 | Thomas Boland | 21 | son | Freight Handler | Scotland |
| 56 | Gertrude Boland | 20 | daughter | Typist | Scotland |
| 57 | Harry Gallagher | 55 | Head | Steam Fitter | New York |
| 58 | Mary Gallagher | 54 | wife | — | New York |
| 59 | Alexander Emslie | 60 | Head | Stone Cutter | Scotland |
| 60 | Elsie Emslie | 60 | wife | — | Scotland |
| 61 | George Emslie | 22 | son | Clerk In Office | Scotland |
| 62 | Matthew Gleason | 72 | Head | — | Eire |
| 63 | Margaret Gleason | 70 | wife | — | Eire |
| 64 | Matthew Gleason | 27 | son | Messenger | New York |
| 65 | Patrick Gleason | 24 | son | New Worker | New York |
| 66 | Margit Welch | 71 | Head | — | New York |
| 67 | John Connolly | 58 | Head | Laborer | New York |
| 68 | Alice Connolly | 57 | wife | — | Ireland |
| 69 | Thomas Connolly | 27 | son | Salesman | New York |
| 70 | James Connolly THIS PERSON | 24 | son | Merchandise Checker | New York |
| 71 | Vincent Connolly | 21 | son | Truck Driver | New York |
| 72 | Alice Connolly | 20 | daughter | Stenographer | New York |
| 73 | Rose Anna Connolly | 18 | daughter | — | New York |
| 74 | Francis Connolly | 16 | son | — | New York |
| 75 | Catherine Connolly | 14 | daughter | — | New York |
| 76 | Vera Connolly | 12 | daughter | — | New York |
| 77 | Anna Broschart | 67 | Head | — | New York |
| 78 | Phillip Broschart | 42 | son | Wire Weaver | New York |
| 79 | Andrew Broschart | 40 | son | Porter | New York |
| 80 | Richard Reice | 5 | grandson | — | New York |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)