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John Maloney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this John Maloney across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 9-person household.
Age 11
b. ~1929
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Maloney |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| Est. Birth Year | ~1929 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Maloney | Daughter | — | 20 | ~1920 |
| Frances Maloney | Daughter | — | 14 | ~1926 |
| Elinor Maloney | Daughter | — | 24 | ~1916 |
| Margaret Maloney | Daughter | — | 17 | ~1923 |
| Joseph Maloney | Head | — | 45 | ~1895 |
| Robert Maloney | Son | — | 7 | ~1933 |
| Dennis Maloney | Son | — | 22 | ~1918 |
| John Maloney | Son | — | 11 | ~1929 |
| Margaret Maloney | Spouse | — | 44 | ~1896 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 1
Suffolk, Massachusetts · implied b. ~1929 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maloney |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | At home |
| Can Read/Write | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 11
Suffolk-County, Massachusetts · implied b. ~1929 — 9 household members
| Surname | Maloney |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | 4 |
| 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 Maloney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Maloney
Son · 1940 · age 11 · b. ~1929 · Massachusetts
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Sibling
Gertrude Maloney
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Maloney
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Maloney
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Maloney
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elinor Maloney
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dennis Maloney
Sibling · 1940 · age 22
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
39 people indexed on this census page (nara:1940:m-t0627-01675-00529)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wilfred Roche | 23 | Brother-in-law | Laborer | Massachusetts |
| 2 | Robert Roche | 21 | Brother-in-law | Mixer | Massachusetts |
| 3 | Anne Roche | 17 | Sister-in-law | Domestic | Massachusetts |
| 4 | Michael Murphy | 40 | Head | — | Massachusetts |
| 5 | Anna J. Murphy | 43 | Wife | — | Massachusetts |
| 6 | Edward P. Garvey | 48 | Head | Truck Driver | Massachusetts |
| 7 | Mary R. Garvey | 41 | Wife | — | Maine |
| 8 | Helen Winifred Garvey | 17 | Daughter | Clerical Worker | Massachusetts |
| 9 | Rose Garvey | 17 | Daughter | — | Massachusetts |
| 10 | Doris Garvey | 17 | Daughter | — | Massachusetts |
| 11 | William H. Garvey | 14 | Son | — | Massachusetts |
| 12 | Edward P. Garvey | 9 | Son | — | Massachusetts |
| 13 | Robert T. Garvey | 8 | Son | — | Massachusetts |
| 14 | Thomas J. Carroll | 35 | Head | Bartender | Massachusetts |
| 15 | Mary E. Carroll | 35 | Wife | — | Massachusetts |
| 16 | Peter J. Fallon | 68 | Father-in-law | — | Eire |
| 17 | Annie E. Fallon | 67 | Mother-in-law | — | Eire |
| 18 | Francis P. Fallon | 27 | Brother-in-law | Pressman | Massachusetts |
| 19 | Thomas F. Long | 34 | Head | Clerk | Massachusetts |
| 20 | Josephine Long | 38 | Wife | — | Massachusetts |
| 21 | Patricia Long | 3 | Daughter | — | Massachusetts |
| 22 | Joan Long | 1 | Daughter | — | Massachusetts |
| 23 | Bridget Long | 74 | Mother | — | Eire |
| 24 | Maurice Forbes | 47 | Head | Machinist | England |
| 25 | Alice I. Forbes | 46 | Wife | — | England |
| 26 | Leonard W. Forbes | 12 | Son | — | Massachusetts |
| 27 | Lester F. Sim | 37 | Head | Route Driver Chauffeur | Massachusetts |
| 28 | Rose Sim | 37 | Wife | — | Massachusetts |
| 29 | Emily Sim | 4 | Daughter | — | Massachusetts |
| 30 | Rosemary Sim | 3 | Daughter | — | Massachusetts |
| 31 | Joseph F. Maloney | 45 | Head | Auto Salesman | Massachusetts |
| 32 | Margaret M. Maloney | 44 | Wife | — | Massachusetts |
| 33 | Elinor Maloney | 24 | Daughter | Stenographer | Massachusetts |
| 34 | Dennis J. Maloney | 22 | Son | Office Boy | Massachusetts |
| 35 | Gertrude Maloney | 20 | Daughter | — | Massachusetts |
| 36 | Margaret Maloney | 17 | Daughter | — | Massachusetts |
| 37 | Frances Maloney | 14 | Daughter | — | Massachusetts |
| 38 | John Maloney THIS PERSON | 11 | Son | — | Massachusetts |
| 39 | Robert Maloney | 7 | Son | — | 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)