JM
James Maloney — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this James Maloney across the 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 11-person household.
Age 5
b. ~1925
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Maloney |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Canada French |
| Additional Details | |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Watertown Town |
| 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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Catherine Maloney | Daughter | — | 15 | ~1915 |
| Paul Maloney | Son | — | 17 | ~1913 |
| Doris Maloney | Daughter | — | 9 | ~1921 |
| Catherine Maloney | Spouse | — | 47 | ~1883 |
| Richard Maloney | Son | — | 2 | ~1928 |
| Charles Maloney | Son | — | 21 | ~1909 |
| Helen Maloney | Daughter | — | 7 | ~1923 |
| Mark Maloney | Head | — | 50 | ~1880 |
| Philip Maloney | Son | — | 19 | ~1911 |
| Mark Maloney | Son | — | 12 | ~1918 |
| James Maloney | Son | — | 5 | ~1925 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 5
Middlesex, Massachusetts · implied b. ~1925 — 11 household members
| Surname | Maloney |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Canada French |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 16
Middlesex-County, Massachusetts · implied b. ~1924 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moloney |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lowell |
| 1935 Residence (County) | Middlesex |
| Class of Worker | 0 |
| 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 James Maloney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Maloney
Son · 1930 · age 5 · b. ~1925 · Massachusetts
★ You are viewing this record
Sibling
Helen Maloney
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mark Maloney
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Maloney
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Maloney
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Maloney
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Maloney
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Philip Maloney
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Maloney
Sibling · 1930 · age 2
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
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel931:0069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sam H. Newell | 58 | Head | Cutter | Illinois |
| 2 | Margaret Newell | 58 | Wife | — | Canada French |
| 3 | Fred Newell | 21 | Son | Time Keeper | Massachusetts |
| 4 | Josephine Newell | 15 | Daughter | — | Massachusetts |
| 5 | Maud Newell | 14 | Daughter | — | Massachusetts |
| 6 | Fred E. King | 53 | Head | Manager | Massachusetts |
| 7 | Frances C. King | 53 | Wife | — | Massachusetts |
| 8 | Catherine F. King | 16 | Daughter | — | Massachusetts |
| 9 | Mark Maloney | 50 | Head | Floor Man | Canada English |
| 10 | Catherine Maloney | 47 | Wife | — | Canada French |
| 11 | Charles Maloney | 21 | Son | Chauffeur | Massachusetts |
| 12 | Philip Maloney | 19 | Son | Shipper | Massachusetts |
| 13 | Paul Maloney | 17 | Son | Chauffeur | Massachusetts |
| 14 | Catherine Maloney | 15 | Daughter | — | Massachusetts |
| 15 | Mark Maloney | 12 | Son | — | Massachusetts |
| 16 | Doris Maloney | 9 | Daughter | — | Massachusetts |
| 17 | Helen Maloney | 7 | Daughter | — | Massachusetts |
| 18 | James Maloney THIS PERSON | 5 | Son | — | Massachusetts |
| 19 | Richard Maloney | 2 | Son | — | Massachusetts |
| 20 | Jas. F. Macisaac | 40 | Head | Plumber | Canada English |
| 21 | Florence Macisaac | 40 | Wife | Stenographer | Massachusetts |
| 22 | Florence M. Macisaac | 19 | Daughter | Clerical Work | Massachusetts |
| 23 | Bernice Macisaac | 18 | Daughter | Stenographer | Canada English |
| 24 | Beverly J. Macisaac | 16 | Son | — | Massachusetts |
| 25 | Gordon A. Macisaac | 11 | Son | — | Massachusetts |
| 26 | Ruth Macisaac | 8 | Daughter | — | Massachusetts |
| 27 | Mildred M. Macisaac | 6 | Daughter | — | Massachusetts |
| 28 | Mary J. Mackinnon | 74 | Mother-in-law | — | Massachusetts |
| 29 | Mary A. Loughlin | 60 | Head | — | Massachusetts |
| 30 | Anna V. Loughlin | 26 | Daughter | Stenographer | Massachusetts |
| 31 | Jeremiah Murphy | 31 | Lodger | Operator | Massachusetts |
| 32 | Joseph A. Morrell | 33 | Head | Superintendent | Massachusetts |
| 33 | Mary F. Morrell | 31 | Wife | — | Canada French |
| 34 | Agnes M. Morrell | 11 | Daughter | — | Massachusetts |
| 35 | James A. Van Tassell | 74 | Father-in-law | — | Canada French |
| 36 | Antonio Carla | 50 | Head | Laborer | Italy |
| 37 | Louise Carla | 41 | Wife | — | Italy |
| 38 | Lena Carla | 20 | Daughter | Packer | Italy |
| 39 | George Carla | 14 | Son | — | Massachusetts |
| 40 | Gabriel Carla | 8 | Daughter | — | Massachusetts |
| 41 | Samuel Carla | 6 | Son | — | Massachusetts |
| 42 | George A. Knox | 55 | Head | Carpenter | Canada English |
| 43 | Clara M. Knox | 51 | Wife | — | Sweden |
| 44 | George A. Jr. Knox | 21 | Son | Carpenter | Massachusetts |
| 45 | Dorothy G. Knox | 18 | Daughter | Stenographer | Massachusetts |
| 46 | Evelyn M. Knox | 15 | Daughter | — | Massachusetts |
| 47 | Guy G. Mccollam | 38 | Head | Salesman | Massachusetts |
| 48 | Georgia M. Mccollam | 35 | Wife | — | Massachusetts |
| 49 | Mae I. Mccollam | 11 | Daughter | — | Massachusetts |
| 50 | Pearl G. Mccollam | 9 | Daughter | — | Massachusetts |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)