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William Haley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this William Haley across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1912), then head of a 6-person household.
Age 28
b. ~1912
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | HALEY |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | File Clerk |
| Industry | Insurance |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | File Clerk |
| Township / Ward | Boston City |
| Est. Birth Year | ~1912 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Ellen Haley | Head | — | 60 | ~1880 |
| Mary Haley | Daughter | — | 31 | ~1909 |
| James Haley | Son | — | 23 | ~1917 |
| Michael Haley | Son | — | 34 | ~1906 |
| Helen Haley | Daughter | — | 25 | ~1915 |
| William Haley | Son | — | 28 | ~1912 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 17
Suffolk, Massachusetts · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Haley |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Massachusetts |
| Occupation | Sorting |
| Industry | Laundry |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 28
Suffolk-County, Massachusetts · implied b. ~1912 — 6 household members
| Surname | HALEY |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Occupation | File Clerk |
| Industry | Insurance |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | Hs 2 |
| 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 Haley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Haley
Son · 1940 · age 28 · b. ~1912 · Massachusetts
★ You are viewing this record
Sibling
Helen Haley
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Haley
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Haley
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Haley
Sibling · 1940 · age 34
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-t0627-01659-00696)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Catherine Flanagan | 58 | Wife | — | Eire |
| 42 | Daniel Jr. Flanagan | 37 | Son | Elevator Operator | Massachusetts |
| 43 | James Flanagan | 20 | Son | — | Massachusetts |
| 44 | Joseph Flanagan | 17 | Son | — | Massachusetts |
| 45 | Doris Flanagan | 21 | Daughter-in-law | Laborer | Canada-French |
| 46 | James Brady | 52 | Brother-in-law | Laborer | Eire |
| 47 | Edward Behenna | 31 | Son-in-law | Chauffer | Massachusetts |
| 48 | Margaret Behenna | 30 | Daughter | — | Massachusetts |
| 49 | James Behenna | 4 | Grandson | — | Massachusetts |
| 50 | Henry, T Brennan | 50 | Head | — | Massachusetts |
| 51 | Mary, J Brennan | 52 | Wife | — | Massachusetts |
| 52 | Henry, Jr Brennan | 20 | Son | — | Massachusetts |
| 53 | Paul, J Brennan | 18 | Son | — | Massachusetts |
| 54 | Francis Brennan | 14 | Son | — | Massachusetts |
| 55 | Alice Sadlier | 48 | Sister-in-law | Housework | Massachusetts |
| 56 | Byron Locke | 47 | Head | Salesman | Massachusetts |
| 57 | Helen Locke | 37 | Wife | — | Rhode Island |
| 58 | Reed Locke | 5 | Daughter | — | Massachusetts |
| 59 | Dennis J Swanson | 61 | Head | Custodian | Massachusetts |
| 60 | Ellen, M Swanson | 57 | Wife | — | Massachusetts |
| 61 | Samuel Swanson | 31 | Son | — | Massachusetts |
| 62 | Mary, E Murphy | 49 | Head | Typist | Massachusetts |
| 63 | Joseph Murphy | 51 | Brother | — | Massachusetts |
| 64 | William Moran | 84 | Uncle | — | Massachusetts |
| 65 | William, J Ott | 42 | Head | Officer Steward | Texas |
| 66 | Mary, A Ott | 56 | Wife | — | Massachusetts |
| 67 | William Kilry | 67 | Head | Watchman | Canada English |
| 68 | Catherine Kilry | 70 | Wife | — | Massachusetts |
| 69 | Catherine Flanagan | 64 | Sister | Clerk | Massachusetts |
| 70 | Catherine Watson | 47 | Head | Clerk | Massachusetts |
| 71 | Mary Watson | 23 | Daughter | — | Massachusetts |
| 72 | John F Watson | 38 | Brother | Chief Clerk | Massachusetts |
| 73 | Ellen Haley | 60 | Head | — | Eire |
| 74 | Michael Haley | 34 | Son | Laborer | Massachusetts |
| 75 | William Haley THIS PERSON | 28 | Son | File Clerk | Massachusetts |
| 76 | Mary Haley | 31 | Daughter | — | Massachusetts |
| 77 | Helen Haley | 25 | Daughter | Typist | Massachusetts |
| 78 | James Haley | 23 | Son | — | Massachusetts |
| 79 | Annie Dick | 68 | Head | — | Eire |
| 80 | John R Dick | 46 | Son | Clerk | 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)