WB
William Bradley — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this William Bradley across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1920), then head of a 7-person household.
Age 20
b. ~1920
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Bradley |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Laborer |
| Industry | Sewage Project |
| Class of Worker | GW |
| Income (1939) | 70 |
| Highest Grade | H-2 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Laborer |
| Township / Ward | Somerville City |
| Est. Birth Year | ~1920 |
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 Bradley | Daughter | — | 23 | ~1917 |
| Lottie Bradley | Head | — | 51 | ~1889 |
| Edward Scullin | Other | — | 57 | ~1883 |
| Ralph Bradley | Son | — | 25 | ~1915 |
| Warren Bradley | Son | — | 16 | ~1924 |
| Robert Bradley | Son | — | 19 | ~1921 |
| William Bradley | Son | — | 20 | ~1920 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 1
Middlesex, Massachusetts · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Broadley |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New York |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 11
Middlesex, Massachusetts · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 20
Middlesex-County, Massachusetts · implied b. ~1920 — 7 household members
| Surname | Bradley |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville City |
| 1935 Residence (County) | Middlesex |
| Occupation | Laborer |
| Industry | Sewage Project |
| Class of Worker | GW |
| Income (1939) | 70 |
| Highest Grade | H-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 Bradley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Bradley (~0.92 confidence) and father James Broadley (~0.92 confidence) and mother Mary Broadley (~0.92 confidence) and mother Lottie Bradley (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Bradley
b. ~1883
Source father
● Household
· direct · ~0.92
Father
James Broadley
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Mary Broadley
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Lottie Bradley
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Bradley
Son · 1940 · age 20 · b. ~1920 · Massachusetts
★ You are viewing this record
Sibling
Robert Bradley
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Warren Bradley
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Bradley
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Bradley
Sibling · 1940 · age 23
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
37 people indexed on this census page (nara:1940:m-t0627-01704-00308)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 3 | Howard S Tuttle | 31 | Head | Guide | Massachusetts |
| 4 | Audrey Tuttle | 30 | Wife | — | Massachusetts |
| 5 | James R Armstrong | 54 | Head | Painter | Canada |
| 6 | Minnie F Armstrong | 53 | Wife | — | Massachusetts |
| 7 | Audrey E Armstrong | 24 | Daughter | Stenographer | New York |
| 8 | Phillip S Delacour | 24 | Head | Bartender | Rhode Island |
| 9 | Mary R Delacour | 26 | Wife | — | Rhode Island |
| 10 | Jeane M Delacour | 2 | Daughter | — | Massachusetts |
| 11 | John D Walsh | 32 | Head | Agent | Massachusetts |
| 12 | Eugenie Walsh | 28 | Wife | — | Massachusetts |
| 13 | Mary E Monahan | 58 | Head | — | Massachusetts |
| 14 | Anna M Sanderson | 25 | Daughter | Clerk | Massachusetts |
| 15 | Chas H Barnaby | 56 | Head | Letter Carrier | Massachusetts |
| 16 | Margaret T Barnaby | 55 | Wife | — | Massachusetts |
| 17 | Paul A Veilleux | 34 | Head | Cutter | France |
| 18 | Isabel E Veilleux | 28 | Wife | — | Massachusetts |
| 19 | Marie E Veilleux | 2 | Daughter | — | Massachusetts |
| 20 | Wm Brossard | 51 | Head | Carpenter | Canada |
| 21 | Clarence Brossard | 26 | Son | Checker | Massachusetts |
| 22 | William Brossard | 19 | Son | Helper | Massachusetts |
| 23 | Mary Bennett | 49 | Housekeeper | Housekeeper | France |
| 24 | Jack Bennett | 20 | Housekeeper Son | Naptha Man | Canada |
| 25 | John Grace | 31 | Lodger | Baker | Massachusetts |
| 26 | Mary Grace | 24 | Lodger | Bakery | Massachusetts |
| 27 | Robert Grace | 5 | Lodger | — | Massachusetts |
| 29 | Laurence Arnopp | 38 | Head | Painter | Ireland |
| 30 | Bridget Arnopp | 31 | Wife | — | Eire |
| 31 | William Arnopp | 6 | Son | — | Massachusetts |
| 32 | Robert Arnopp | 3 | Son | — | Massachusetts |
| 33 | Catherine Arnopp | 0 | Daughter | — | Massachusetts |
| 34 | Lottie Bradley | 51 | Head | — | Canada |
| 35 | Ralph Bradley | 25 | Son | Shipper | Massachusetts |
| 36 | Mary Bradley | 23 | Daughter | Clerk | Massachusetts |
| 37 | William Bradley THIS PERSON | 20 | Son | Laborer | Massachusetts |
| 38 | Robert Bradley | 19 | Son | Clerk | Massachusetts |
| 39 | Warren Bradley | 16 | Son | — | Massachusetts |
| 40 | Edward Scullin | 57 | Lodger | Stationary Engineer | Rhode Island |
Related Census Records
Pedigree Summary
William + 4 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)