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John Clifford — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this John Clifford across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 6-person household.
Age 15
b. ~1925
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Clifford |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Everett City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Everett City |
| Est. Birth Year | ~1925 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Clifford | Son | — | 15 | ~1925 |
| Warren Clifford | Son | — | 14 | ~1926 |
| Henry Clifford | Son | — | 18 | ~1922 |
| Mary Clifford | Spouse | — | 52 | ~1888 |
| George Clifford | Son | — | 17 | ~1923 |
| Charles Clifford | Son | — | 20 | ~1920 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 5
Suffolk, Massachusetts · implied b. ~1925 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clifford |
| Given Name | John C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 15
Middlesex-County, Massachusetts · implied b. ~1925 — 6 household members
| Surname | Clifford |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Everett City |
| 1935 Residence (County) | Middlesex |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 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 John Clifford across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Clifford
Son · 1940 · age 15 · b. ~1925 · Massachusetts
★ You are viewing this record
Sibling
Charles Clifford
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Clifford
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Warren Clifford
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Clifford
Sibling · 1940 · age 17
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-t0627-01605-00480)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary C. Clifford | 52 | Wife | — | Massachusetts |
| 42 | Charles F. Clifford | 20 | Son | — | Massachusetts |
| 43 | Henry J. Clifford | 18 | Son | — | Massachusetts |
| 44 | George W. Clifford | 17 | Son | — | Massachusetts |
| 45 | John J. Clifford THIS PERSON | 15 | Son | — | Massachusetts |
| 46 | Warren T. Clifford | 14 | Son | — | Massachusetts |
| 47 | Catherine A. Daniels | 48 | Head | — | Massachusetts |
| 48 | Percy Daniels | 49 | Husband | — | Massachusetts |
| 49 | Richard Daniels | 9 | Son | — | Massachusetts |
| 50 | John Reynolds | 56 | Husband | Engineer | New Brunswick |
| 51 | Mary C. Reynolds | 53 | Wife | — | Massachusetts |
| 52 | Thomas Monahan | 50 | Brother | Business Man | Massachusetts |
| 53 | James De Paolo | 33 | Head | Laborer | Italy |
| 54 | Louis De Paolo | 33 | Wife | — | Massachusetts |
| 55 | Anna Moschella | 41 | Sister-in-law | — | Massachusetts |
| 56 | Rocco Stiriti | 14 | Lodger | — | Massachusetts |
| 57 | Armando Stiriti | 12 | Lodger | — | Massachusetts |
| 58 | Anthony Stiriti | 9 | Lodger | — | Massachusetts |
| 59 | James De Carlo | 8 | Son | — | Massachusetts |
| 60 | Christine De Carlo | 10 | Daughter | — | Massachusetts |
| 61 | Walter Bialkowski | 25 | Head | Wrecker | Massachusetts |
| 62 | Rose Bialkowski | 24 | Wife | — | Massachusetts |
| 63 | Joseph Bialkowski | 2 | Son | — | Massachusetts |
| 64 | Leo Rowen | 20 | Step-brother | Carpenter Helper | Massachusetts |
| 65 | Sara Bond | 76 | Head | — | Massachusetts |
| 66 | Michael Cascarilla | 68 | Head | — | Italy |
| 67 | Emanuela Cascarilla | 60 | Wife | — | Italy |
| 68 | Joseph La Porta | 48 | Head | Hair Dresser | Italy |
| 69 | Theresa La Porta | 39 | Wife | — | Massachusetts |
| 70 | Josephine La Porta | 18 | Daughter | Packer | Massachusetts |
| 71 | Francis La Porta | 17 | Son | — | Massachusetts |
| 72 | Edward La Porta | 11 | Son | — | Massachusetts |
| 73 | Stephen Curley | 27 | Head | Book Keeper | Massachusetts |
| 74 | Catherine Curley | 24 | Wife | — | Massachusetts |
| 75 | Stephen Jr. Curley | 1 | Son | — | Massachusetts |
| 76 | Edward Curley | 35 | Brother | — | Massachusetts |
| 77 | Francis Madden | 21 | Nephew | — | Massachusetts |
| 78 | Lewis Soddad | 27 | Head | Chauffeur | Massachusetts |
| 79 | Rose Soddad | 21 | Wife | — | Massachusetts |
| 80 | Lewis Jr. Soddad | 1 | Son | — | 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)