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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.~1917), then head of a 7-person household.
Age 23
b. ~1917
Male
Son
Born: Maine
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Hickey |
| Given Name | William P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | SUFFOLK |
| Additional Details | |
| Occupation | Seaman |
| Industry | Steamship Line |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 750 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Seaman |
| Township / Ward | Boston City |
| Est. Birth Year | ~1917 |
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 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Mary Hickey | Daughter | — | 27 | ~1913 |
| William Hickey | Son | — | 23 | ~1917 |
| Anna Hickey | Head | — | 47 | ~1893 |
| Thomas Hickey | Son | — | 15 | ~1925 |
| Barbara Hickey | Daughter | — | 14 | ~1926 |
| Catherine Hickey | Daughter | — | 19 | ~1921 |
| John Hickey | Son | — | 21 | ~1919 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 13
Suffolk, Massachusetts · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hickey |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Suffolk-County, Massachusetts
Son, age 23
Suffolk-County, Massachusetts · implied b. ~1917 — 7 household members
| Surname | Hickey |
| Given Name | William P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | SUFFOLK |
| Occupation | Seaman |
| Industry | Steamship Line |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 750 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 23 · b. ~1917 · Massachusetts
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Sibling
Thomas Hickey
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Hickey
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Hickey
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Hickey
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hickey
Sibling · 1940 · age 27
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-t0627-01659-00613)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rita M. Callahan | 20 | Niece | Timekeeper | Massachusetts |
| 42 | John J. Callahan | 19 | Nephew | — | Massachusetts |
| 43 | Richard P. Callahan | 16 | Nephew | — | Massachusetts |
| 44 | Mary Callahan | 15 | Niece | — | Massachusetts |
| 45 | Edward P. Callahan | 14 | Nephew | — | Massachusetts |
| 46 | Robert Callahan | 11 | Nephew | — | Massachusetts |
| 47 | Helen Callahan | 10 | Niece | — | Massachusetts |
| 48 | Thomas F. Vesey | 47 | Head | Riveter | Eire |
| 49 | Delia T. Vesey | 48 | Wife | — | Eire |
| 50 | Catherine L. Vesey | 20 | Daughter | Cleaner | Massachusetts |
| 51 | John F. Vesey | 18 | Son | — | Massachusetts |
| 52 | James E. Vesey | 15 | Son | — | Massachusetts |
| 53 | Margaret E. Vesey | 12 | Daughter | — | Massachusetts |
| 54 | Anna Hickey | 47 | Head | — | Eire |
| 55 | Mary C. Hickey | 27 | Daughter | Waitress | Maine |
| 56 | William P. Hickey THIS PERSON | 23 | Son | Seaman | Maine |
| 57 | John F. Hickey | 21 | Son | New Worker | Massachusetts |
| 58 | Catherine C. Hickey | 19 | Daughter | New Worker | Massachusetts |
| 59 | Thomas J. Hickey | 15 | Son | — | Massachusetts |
| 60 | Barbara J. Hickey | 14 | Daughter | — | Massachusetts |
| 61 | John J. Mcdonald | 42 | Head | Painter | Canada-English |
| 62 | Helen Mcdonald | 42 | Wife | — | Canada-English |
| 63 | Donald G. Mcdonald | 19 | Son | New Worker | Canada-English |
| 64 | William A. Mcdonald | 18 | Son | New Worker | Canada-English |
| 65 | John J. Mcdonald | 16 | Son | — | Massachusetts |
| 66 | Bertram F. Mcdonald | 12 | Son | — | Massachusetts |
| 67 | Helen I. Mcdonald | 10 | Daughter | — | Massachusetts |
| 68 | Teresa C. Mcdonald | 7 | Daughter | — | Massachusetts |
| 69 | Shirley M. Mcdonald | 4 | Daughter | — | Massachusetts |
| 70 | George F. Mcdonald | 2 | Son | — | Massachusetts |
| 71 | Robert C. Mcdonald | 0 | Son | — | Massachusetts |
| 72 | George E. Brenner | 72 | Head | — | Massachusetts |
| 73 | Mary P. Enos | 72 | Head | — | Portugal |
| 74 | Laura S. Stewart | 59 | Head | Packer | Massachusetts |
| 75 | Ella V. Doherty | 54 | Head | Guard Maid | Massachusetts |
| 76 | John D. Doherty | 28 | Son | Chauffeur | Massachusetts |
| 77 | Anastasia H. Doherty | 26 | Daughter | Operator | Massachusetts |
| 78 | Mary A. Doherty | 24 | Daughter | Bus Girl | Massachusetts |
| 79 | Leon C. Sweeney | 39 | Head | Drug Clerk | Massachusetts |
| 80 | Leon R. Sweeney | 15 | Son | — | 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)