JG
James Gillespie — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this James Gillespie across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 14-person household.
Age 13
b. ~1927
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | GILLESPIE |
| Given Name | James R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| Est. Birth Year | ~1927 |
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.
14 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Madeline Gillespie | Daughter | — | 4 | ~1936 |
| Bernard Gillespie | Son | — | 15 | ~1925 |
| James Gillespie | Son | — | 13 | ~1927 |
| Elizabeth Myee | Other | — | 36 | ~1904 |
| Helen Gillespie | Daughter | — | 8 | ~1932 |
| Francis Gillespie | Son | — | 19 | ~1921 |
| Mary Gillespie | Daughter | — | 17 | ~1923 |
| Frederick Gillespie | Son | — | 10 | ~1930 |
| Robert Gillespie | Son | — | 6 | ~1934 |
| Thomas Gillespie | Son | — | 12 | ~1928 |
| Frank Gillespie | Head | — | 42 | ~1898 |
| Annie Gillespie | Daughter | — | 5 | ~1935 |
| William Gillespie | Son | — | 14 | ~1926 |
| Mary Gillespie | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 3
Suffolk, Massachusetts · implied b. ~1927 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gillespie |
| Given Name | James |
| 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 |
1940
Suffolk-County, Massachusetts
Son, age 13
Suffolk-County, Massachusetts · implied b. ~1927 — 14 household members
| Surname | GILLESPIE |
| Given Name | James R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Industry | 0 |
| Highest Grade | No 6 |
| 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 Gillespie across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Gillespie
Son · 1940 · age 13 · b. ~1927 · Massachusetts
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Sibling
Annie Gillespie
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Gillespie
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Gillespie
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Gillespie
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Gillespie
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Gillespie
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madeline Gillespie
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Gillespie
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Gillespie
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Gillespie
Sibling · 1940 · age 14
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01657-00370)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Henry B. Hogan | 28 | Son | Auditor | Massachusetts |
| 42 | Hugh J. Hogan | 23 | Son | Freight Handler | Massachusetts |
| 43 | Doris J. Hogan | 18 | Daughter | — | Massachusetts |
| 44 | Patricia F. Hogan | 15 | Daughter | — | Massachusetts |
| 45 | Athene Tournas | 18 | Head | Shuttle Piller | Massachusetts |
| 46 | Nicholas Tournas | 15 | Brother | — | Massachusetts |
| 47 | Sophie E. Tournas | 14 | Sister | — | Greece |
| 48 | Sarah A. Landry | 52 | Head | — | Canada-English |
| 49 | Florence M. Landry | 22 | Daughter | House Attendant | Massachusetts |
| 50 | Marion R. Landry | 16 | Daughter | New Worker | Massachusetts |
| 51 | Frank E. Gillespie | 42 | Head | Chauffeur | Massachusetts |
| 52 | Mary A. Gillespie | 49 | Wife | — | Massachusetts |
| 53 | Francis E. Gillespie | 19 | Son | Assembler | Massachusetts |
| 54 | Mary E. Gillespie | 17 | Daughter | — | Massachusetts |
| 55 | Bernard Gillespie | 15 | Son | — | Massachusetts |
| 56 | William D. Gillespie | 14 | Son | — | Massachusetts |
| 57 | James R. Gillespie THIS PERSON | 13 | Son | — | Massachusetts |
| 58 | Thomas Gillespie | 12 | Son | — | Massachusetts |
| 59 | Frederick Gillespie | 10 | Son | — | Massachusetts |
| 60 | Helen Gillespie | 8 | Daughter | — | Massachusetts |
| 61 | Robert Gillespie | 6 | Son | — | Massachusetts |
| 62 | Annie Gillespie | 5 | Daughter | — | Massachusetts |
| 63 | Madeline Gillespie | 4 | Daughter | — | Massachusetts |
| 64 | Elizabeth Myee | 36 | Sister-in-law | Fancy Packer | Massachusetts |
| 65 | Edward J. Kane | 50 | Head | Rubber-Sole Worker | Massachusetts |
| 66 | Marguerite M. Kane | 24 | Daughter | — | Massachusetts |
| 67 | William E. Kane | 21 | Son | Clerk | Massachusetts |
| 68 | Edward Jr. Kane | 12 | Son | — | Massachusetts |
| 69 | John F. Rogan | 47 | Brother-in-law | Ship Fitter | Massachusetts |
| 70 | Joseph H. Williams | 74 | Head | — | Massachusetts |
| 71 | Isabella M. Williams | 40 | Daughter | — | Massachusetts |
| 72 | William J. Williams | 44 | Son | Laborer | Massachusetts |
| 73 | Edward F. Colbert | 64 | Head | — | Massachusetts |
| 74 | Josephine A. Colbert | 56 | Wife | — | Massachusetts |
| 75 | Mary A. Flanagan | 72 | Head | — | EIRE |
| 76 | William J. Flanagan | 47 | Son | Mail Messenger | Massachusetts |
| 77 | Agnes E. Flanagan | 24 | Daughter | Cost Accountant | Massachusetts |
| 78 | Grace J. Flanagan | 30 | Daughter | Stenographer | Massachusetts |
| 79 | John A. Flanagan | 43 | Son | Labor | Massachusetts |
| 80 | Grace M. Flanagan | 9 | Daughter | — | Massachusetts |
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)