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William Foley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this William Foley across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 9-person household.
Age 24
b. ~1916
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Foley |
| Given Name | William H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Malden 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Anna Foley | Daughter | — | 20 | ~1920 |
| Mary Foley | Daughter | — | 33 | ~1907 |
| Gertrude Foley | Daughter | — | 18 | ~1922 |
| Mary Foley | Head | — | 64 | ~1876 |
| James Foley | Son | — | 27 | ~1913 |
| Joseph Foley | Son | — | 39 | ~1901 |
| Edward Foley | Son | — | 25 | ~1915 |
| John Foley | Son | — | 37 | ~1903 |
| William Foley | Son | — | 24 | ~1916 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 13
Middlesex, Massachusetts · implied b. ~1917 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foley |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 24
Middlesex-County, Massachusetts · implied b. ~1916 — 9 household members
| Surname | Foley |
| Given Name | William H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| 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 Foley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Foley
Son · 1940 · age 24 · b. ~1916 · Massachusetts
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Sibling
John Foley
Sibling · 1940 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Foley
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Foley
Sibling · 1940 · age 39
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Foley
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Foley
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Foley
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Foley
Sibling · 1940 · age 33
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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01608-00541)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Madden | 30 | Partner | Truck Driver | Massachusetts |
| 2 | Richard S. Cowan | 24 | Head | Proprietor | Massachusetts |
| 3 | Mildred Cowan | 24 | Wife | — | Massachusetts |
| 4 | Maude M. Cowan | 47 | Mother | — | Canada Eng |
| 5 | William S. Fitzpatrick | 62 | Head | — | Rhode Island |
| 6 | Eleanor Fitzpatrick | 60 | Sister | Executor | Massachusetts |
| 7 | Gerry Dunn | 32 | Head | Truck Driver | Massachusetts |
| 8 | Helen Dunn | 32 | Wife | — | Massachusetts |
| 9 | Barbara A. Dunn | 4 | Daughter | — | Massachusetts |
| 10 | James H. O'Brien | 43 | Head | Foreman | Massachusetts |
| 11 | Alice L. O'Brien | 42 | Wife | — | Massachusetts |
| 12 | James L. O'Brien | 19 | Son | — | Massachusetts |
| 13 | Alice L. O'Brien | 17 | Daughter | — | Massachusetts |
| 14 | Frank Di Pietro | 34 | Head | Proprietor | Italy |
| 15 | Edna F. Di Pietro | 30 | Wife | — | Massachusetts |
| 16 | Marie L. Di Pietro | 10 | Daughter | — | Massachusetts |
| 17 | Joseph J. Di Pietro | 7 | Son | — | Massachusetts |
| 18 | Frank J. Di Pietro | 8 | Son | — | Massachusetts |
| 19 | Robert J. Di Pietro | 6 | Son | — | Massachusetts |
| 20 | Giacomo Barricelli | 44 | Head | Grinder | Italy |
| 21 | Amelia S. Barricelli | 44 | Wife | — | Italy |
| 22 | Nicolina Barricelli | 22 | Daughter | Shoe Maker | Massachusetts |
| 23 | Angelia Barricelli | 18 | Daughter | Sales Girl | Massachusetts |
| 24 | Pasquale Barricelli | 15 | Son | — | Massachusetts |
| 25 | Richard Barricelli | 13 | Son | — | Massachusetts |
| 26 | Mafalda Barricelli | 10 | Daughter | — | Massachusetts |
| 27 | Helena E. Moynihan | 36 | Head | Matron | Massachusetts |
| 28 | Mary Foley | 64 | Head | — | Eire |
| 29 | Joseph Foley | 39 | Son | Counter Man | Massachusetts |
| 30 | John Foley | 37 | Son | Clerk | Massachusetts |
| 31 | Mary Foley | 33 | Daughter | File Clerk | Massachusetts |
| 32 | James Foley | 27 | Son | Caretaker | Massachusetts |
| 33 | Edward Foley | 25 | Son | Laborer | Massachusetts |
| 34 | William H. Foley THIS PERSON | 24 | Son | — | Massachusetts |
| 35 | Anna Foley | 20 | Daughter | — | Massachusetts |
| 36 | Gertrude Foley | 18 | Daughter | — | Massachusetts |
| 37 | Diolinda Barahona | 57 | Head | — | Portugal |
| 38 | Armand Barahona | 25 | Son | Trucker | Portugal |
| 39 | America Barahona | 19 | Daughter | Packer | Massachusetts |
| 40 | Ralph Barahona | 17 | Son | Fireman | 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)