WP
William Perkins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this William Perkins across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1906), then head of a 11-person household.
Age 34
b. ~1906
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Perkins |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | City of Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | City Of Boston |
| Est. Birth Year | ~1906 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Mary Perkins | Daughter | — | 36 | ~1904 |
| Margaret Perkins | Daughter | — | 28 | ~1912 |
| Rita Perkins | Daughter | — | 18 | ~1922 |
| Frederick Perkins | Head | — | 62 | ~1878 |
| William Perkins | Son | — | 34 | ~1906 |
| Frederick Perkins | Son | — | 38 | ~1902 |
| Paul Perkins | Son | — | 16 | ~1924 |
| James Perkins | Son | — | 32 | ~1908 |
| John Perkins | Son | — | 21 | ~1919 |
| Eugene Perkins | Son | — | 30 | ~1910 |
| Mary Perkins | Spouse | — | 55 | ~1885 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 24
Suffolk, Massachusetts · implied b. ~1906 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perkins |
| Given Name | William H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Teamster |
| Industry | Rendering Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 34
Suffolk-County, Massachusetts · implied b. ~1906 — 11 household members
| Surname | Perkins |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | City of Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | 8 |
| 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 Perkins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Perkins
Son · 1940 · age 34 · b. ~1906 · Massachusetts
★ You are viewing this record
Sibling
Frederick Perkins
Sibling · 1940 · age 38
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Perkins
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Perkins
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Perkins
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Perkins
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Perkins
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Perkins
Sibling · 1940 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Perkins
Sibling · 1940 · age 30
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-t0627-01659-00227)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary E. Kenney | 66 | Head | Cleaner | Massachusetts |
| 2 | John P. Kenney | 42 | Son | — | Massachusetts |
| 3 | William Brockelbank | 75 | Head | — | Massachusetts |
| 4 | Margaret Brockelbank | 68 | Wife | — | Massachusetts |
| 5 | Margaret Brockelbank | 26 | Daughter | — | Massachusetts |
| 6 | Mary Brockelbank | 4 | Niece | — | Massachusetts |
| 7 | Mary Fleming | 69 | Head | Packer | Massachusetts |
| 8 | Margaret Potter | 72 | Head | — | Massachusetts |
| 9 | Mary F. Naughter | 53 | Head | Stenographer | Massachusetts |
| 10 | Leah Zaker | 55 | Head | — | Massachusetts |
| 11 | Frank Sullivan | 66 | Head | — | Massachusetts |
| 12 | Katie Sullivan | 58 | Wife | — | Massachusetts |
| 13 | Eleanor Sullivan | 23 | Daughter | Stitcher | Massachusetts |
| 14 | Harold Sullivan | 20 | Son | Salesman | Massachusetts |
| 15 | Frederick L. Perkins | 62 | Head | — | Massachusetts |
| 16 | Mary Perkins | 55 | Wife | — | Massachusetts |
| 17 | Frederick Jr. Perkins | 38 | Son | — | Massachusetts |
| 18 | Mary Perkins | 36 | Daughter | — | Massachusetts |
| 19 | William Perkins THIS PERSON | 34 | Son | — | Massachusetts |
| 20 | James Perkins | 32 | Son | — | Massachusetts |
| 21 | Eugene Perkins | 30 | Son | — | Massachusetts |
| 22 | Margaret Perkins | 28 | Daughter | — | Massachusetts |
| 23 | John Perkins | 21 | Son | — | Massachusetts |
| 24 | Rita Perkins | 18 | Daughter | — | Massachusetts |
| 25 | Paul Perkins | 16 | Son | — | Massachusetts |
| 26 | Margaret Shea | 47 | Head | — | Connecticut |
| 27 | James J. Shea | 41 | Brother | Elevator Operator | Massachusetts |
| 28 | Richard Shea | 32 | Brother | Truck Driver | Massachusetts |
| 29 | Annie Scannell | 63 | Head | — | Eire |
| 30 | Michael Scannell | 33 | Son | Watchman | Massachusetts |
| 31 | Joseph Scannell | 22 | Son | Truck Driver | Massachusetts |
| 32 | Rita Scannell | 21 | Daughter | — | Massachusetts |
| 33 | James Scannell | 17 | Son | — | Massachusetts |
| 34 | Christopher Boland | 59 | Head | Stable Man | Northern Ireland |
| 35 | Mary Boland | 53 | Wife | — | Massachusetts |
| 36 | Mary Boland | 15 | Daughter | — | Massachusetts |
| 37 | Theodore Mitchell | 57 | Head | Painter | Ohio |
| 38 | Irene Mitchell | 53 | Wife | — | New Hampshire |
| 39 | Raymond Mitchell | 16 | Son | — | Massachusetts |
| 40 | Lorraine Mitchell | 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)