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William Hickey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this William Hickey across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 10-person household.
Age 18
b. ~1922
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Hickey |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Laborer B. & A. |
| Industry | Railroad Loader |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 212 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Laborer B. & A. |
| Township / Ward | Boston City |
| Est. Birth Year | ~1922 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Mary Hickey | Spouse | — | 36 | ~1904 |
| Joseph Hickey | Son | — | 16 | ~1924 |
| William Hickey | Son | — | 18 | ~1922 |
| Bernadette Hickey | Daughter | — | 4 | ~1936 |
| Elizabeth Hickey | Daughter | — | 6 | ~1934 |
| Thomas Hickey | Son | — | 14 | ~1926 |
| John Hickey | Son | — | 12 | ~1928 |
| Francis Hickey | Son | — | 1 | ~1939 |
| Mary Hickey | Daughter | — | 10 | ~1930 |
| William Hickey | Head | — | 42 | ~1898 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 8
Suffolk, Massachusetts · implied b. ~1922 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hickey |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| 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 |
1940
Suffolk-County, Massachusetts
Son, age 18
Suffolk-County, Massachusetts · implied b. ~1922 — 10 household members
| Surname | Hickey |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Occupation | Laborer B. & A. |
| Industry | Railroad Loader |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 212 |
| Highest Grade | Hs 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 William Hickey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Hickey
Son · 1940 · age 18 · b. ~1922 · Massachusetts
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Sibling
Mary Hickey
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Hickey
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Hickey
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Hickey
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Hickey
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Hickey
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernadette Hickey
Sibling · 1940 · age 4
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-t0627-01659-00511)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry S. Heath | 62 | Head | Plumber | Massachusetts |
| 2 | Gertrude O. Heath | 60 | Wife | — | Massachusetts |
| 3 | Helen Webster | 34 | Daughter | — | Massachusetts |
| 4 | Paul Webster | 2 | Grandson | — | Massachusetts |
| 5 | Charles O'Connor | 27 | Brother-in-law | Count Clerk | Massachusetts |
| 6 | Esther O'Connor | 24 | Daughter | Contract Clerk | Massachusetts |
| 7 | Sara B. Roache | 69 | Head | — | Massachusetts |
| 8 | Mary M. Roache | 38 | Daughter | — | Massachusetts |
| 9 | John Doherty | 70 | Head | — | Massachusetts |
| 10 | Hazel Doherty | 35 | Daughter | File Clerk | Massachusetts |
| 11 | Anne Doherty | 33 | Daughter | — | Massachusetts |
| 12 | John E. Doherty | 29 | Son | Laborer | Massachusetts |
| 13 | Virginia Digan | 10 | Lodger | — | Massachusetts |
| 14 | Ethel Harris | 79 | Head | — | Massachusetts |
| 15 | Robert Kearns | 45 | Head | Painter | New York |
| 16 | Annie Kearns | 38 | Wife | — | Massachusetts |
| 17 | Margaret Kearns | 19 | Daughter | Case Worker | Massachusetts |
| 18 | Myrtle Kearns | 17 | Daughter | Case Worker | New York |
| 19 | Mary Kearns | 16 | Daughter | — | Massachusetts |
| 20 | Robert Kearns | 14 | Son | — | Massachusetts |
| 21 | Daniel Kearns | 12 | Son | — | Massachusetts |
| 22 | Catherine Kearns | 11 | Daughter | — | Massachusetts |
| 23 | Sarah Kearns | 8 | Daughter | — | Massachusetts |
| 24 | John Kearns | 6 | Son | — | Massachusetts |
| 25 | William J. Hickey | 42 | Head | Laborer | Massachusetts |
| 26 | Mary C. Hickey | 36 | Wife | — | Massachusetts |
| 27 | William J. Hickey THIS PERSON | 18 | Son | Laborer B. & A. | Massachusetts |
| 28 | Joseph Hickey | 16 | Son | Case Worker | Massachusetts |
| 29 | Thomas Hickey | 14 | Son | — | Massachusetts |
| 30 | John P. Hickey | 12 | Son | — | Massachusetts |
| 31 | Mary E. Hickey | 10 | Daughter | — | Massachusetts |
| 32 | Elizabeth Hickey | 6 | Daughter | — | Massachusetts |
| 33 | Bernadette Hickey | 4 | Daughter | — | Massachusetts |
| 34 | Francis Hickey | 1 | Son | — | Massachusetts |
| 35 | Andrew Mclaughlin | 35 | Head | Laborer | Ireland |
| 36 | Theresa Mclaughlin | 38 | Wife | — | Eire |
| 37 | John Mclaughlin | 8 | Son | — | Massachusetts |
| 38 | Francis Mclaughlin | 7 | Son | — | Massachusetts |
| 39 | Bernard Mclaughlin | 5 | Son | — | Massachusetts |
| 40 | Anthony Mclaughlin | 1 | Son | — | Massachusetts |
Related Census Records
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)