WM
William Mcbride — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this William Mcbride across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 9-person household.
Age 17
b. ~1923
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | McBride |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Malden City |
| Est. Birth Year | ~1923 |
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 |
|---|---|---|---|---|
| Robert Mcbride | Son | — | 18 | ~1922 |
| Ruth Mcbride | Daughter | — | 25 | ~1915 |
| Charles Mcbride | Son | — | 20 | ~1920 |
| James Mcbride | Son | — | 21 | ~1919 |
| Mary Mcbride | Head | — | 46 | ~1894 |
| William Mcbride | Son | — | 17 | ~1923 |
| Robert Mcbride | Son | — | 14 | ~1926 |
| Herbert Mcbride | Son | — | 15 | ~1925 |
| Ann Mcbride | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 7
Middlesex, Massachusetts · implied b. ~1923 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McBride |
| Given Name | William F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada-English |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 17
Middlesex-County, Massachusetts · implied b. ~1923 — 9 household members
| Surname | McBride |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Hours Worked | 0 |
| Highest Grade | H-3 |
| 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 Mcbride across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mcbride
Son · 1940 · age 17 · b. ~1923 · Massachusetts
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Sibling
Ann Mcbride
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Mcbride
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Mcbride
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcbride
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Mcbride
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Mcbride
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Mcbride
Sibling · 1940 · age 15
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-t0627-01608-00399)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Leo K. Lyons | 53 | Head | Manager Junior | Massachusetts |
| 2 | Sarah F. Lyons | 53 | Wife | — | Massachusetts |
| 3 | John F. Robinson | 37 | Head | Floor Manager | Massachusetts |
| 4 | Helen F. Robinson | 37 | Wife | — | Massachusetts |
| 5 | John F. Jr. Robinson | 18 | Son | — | Massachusetts |
| 6 | Barbara Robinson | 15 | Daughter | — | Massachusetts |
| 7 | Elaine Robinson | 12 | Daughter | — | Massachusetts |
| 8 | Emerson Roulety | 67 | Head | Treasurer | New England |
| 9 | Jessie M. Roulety | 61 | Wife | — | New England |
| 10 | Ferdinand H. Clenke | 34 | Head | Assistant Manager | Ohio |
| 11 | Hanna C. Clenke | 34 | Wife | — | Kentucky |
| 12 | Bernard H. Clenke | 5 | Son | — | Alabama |
| 13 | Calvin S. Clenke | 2 | Daughter | — | Tennessee |
| 14 | Thomas S. Mooney | 46 | Head | Auto Salesman | New York |
| 15 | Catherine Mooney | 47 | Wife | — | New York |
| 16 | Joseph Mooney | 37 | Son | Office Clerk | New York |
| 17 | Betty Mooney | 27 | Daughter | Checker | New York |
| 18 | Mary Mcbride | 46 | Head | — | Massachusetts |
| 19 | Ruth E. Mcbride | 25 | Daughter | Office Clerk | Massachusetts |
| 20 | James F. Mcbride | 21 | Son | Clerk | Massachusetts |
| 21 | Charles D. Mcbride | 20 | Son | Bank Teller | Massachusetts |
| 22 | Robert Mcbride | 18 | Son | Shipping Clerk | Massachusetts |
| 23 | William Mcbride THIS PERSON | 17 | Son | — | Massachusetts |
| 24 | Herbert E. Mcbride | 15 | Son | Paper-Boy | Massachusetts |
| 25 | Robert O. Mcbride | 14 | Son | — | Massachusetts |
| 26 | Ann M. Mcbride | 12 | Daughter | — | Massachusetts |
| 27 | Arthur F. Caulfield | 52 | Head | Salesman | Massachusetts |
| 28 | Emilia Caulfield | 52 | Wife | — | Connecticut |
| 29 | Priscilla Kittredge | 20 | Boarder | Stenographer | Maine |
| 30 | Edward F. Casey | 47 | Head | Factory Manager | Massachusetts |
| 31 | Margaret Casey | 47 | Wife | — | Massachusetts |
| 32 | Rita A. Casey | 25 | Daughter | Sales Girl | Massachusetts |
| 33 | C. Gertrude Casey | 24 | Daughter | Sales Girl | Massachusetts |
| 34 | Irene L. Casey | 14 | Daughter | — | Massachusetts |
| 35 | Dorothy A. Casey | 12 | Daughter | — | Massachusetts |
| 36 | John Mitchell | 31 | Head | Chauffeur | Massachusetts |
| 37 | Mary Mitchell | 31 | Wife | — | Massachusetts |
| 38 | Marilyn Mitchell | 4 | Daughter | — | Massachusetts |
| 39 | John F. Mitchell | 5 | Son | — | Massachusetts |
| 40 | Ann Mitchell | 1 | Daughter | — | 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)