WM
William Maloney — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this William Maloney across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Thomas & Thomas — first a son (b.~1905), then head of a 5-person household.
Age 25
b. ~1905
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Maloney |
| Given Name | William E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Automobile |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Mechanic |
| Township / Ward | Town Of Lexington |
| Est. Birth Year | ~1905 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Margaret Maloney | Daughter | — | 19 | ~1911 |
| Charles Maloney | Son | — | 23 | ~1907 |
| William Maloney | Son | — | 25 | ~1905 |
| Arline Maloney | Daughter | — | 12 | ~1918 |
| Rose Maloney | Head | — | 51 | ~1879 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 5
Middlesex, Massachusetts · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maloney |
| Given Name | William E |
| 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 |
1920
Middlesex, Massachusetts
Son, age 15
Middlesex, Massachusetts · implied b. ~1905 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maloney |
| Given Name | William E |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 25
Middlesex, Massachusetts · implied b. ~1905 — 5 household members
| Surname | Maloney |
| Given Name | William E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Mechanic |
| Industry | Automobile |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Maloney across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father Thomas Maloney (~0.92 confidence) and father Thomas Maloney (~0.92 confidence) and mother Rose Maloney (~0.92 confidence) and mother Rose Maloney (~0.92 confidence) and mother Rose Maloney (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Maloney
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Thomas Maloney
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Rose Maloney
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Rose Maloney
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Rose Maloney
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Maloney
Son · 1930 · age 25 · b. ~1905 · Massachusetts
★ You are viewing this record
Sibling
Arline Maloney
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Maloney
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Maloney
Sibling · 1930 · age 19
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:massachusettscensus00reel919:1003)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Peter Jr Van Pelt | 22 | Son | Carpenter | Massachusetts |
| 52 | Josephine Van Pelt | 15 | Daughter | Stenographer | Massachusetts |
| 53 | Rose A Maloney | 51 | Head | — | Massachusetts |
| 54 | William E Maloney THIS PERSON | 25 | Son | Mechanic | Massachusetts |
| 55 | Charles R Maloney | 23 | Son | Chauffeur | Massachusetts |
| 56 | Margaret A Maloney | 19 | Daughter | — | Massachusetts |
| 57 | Arline F Maloney | 12 | Daughter | — | Massachusetts |
| 58 | John F Mckenna | 41 | Head | Chauffeur | Massachusetts |
| 59 | Rose M Mckenna | 31 | Wife-H | — | Massachusetts |
| 60 | Lois M Mckenna | 2 | Daughter | — | Massachusetts |
| 61 | John Hillen | 34 | Head | Milk Driver | Maine |
| 62 | Katherine Hillen | 30 | Wife-H | — | Maine |
| 63 | Mary L Hillen | 4 | Daughter | — | Massachusetts |
| 64 | Anna L Hillen | 2 | Daughter | — | Massachusetts |
| 65 | Irene Freniere | 13 | Step-Child | — | Massachusetts |
| 66 | Henry Baxter | 57 | Head | Salesman | England |
| 67 | Caroline Baxter | 47 | Wife-H | — | England |
| 68 | Gwendoline Baxter | 25 | Daughter | Teacher | England |
| 69 | Rudolph F Carlson | 29 | Head | Mechanic | Massachusetts |
| 70 | Anna C Carlson | 25 | Wife-H | — | Massachusetts |
| 71 | Harry Dix | 54 | Head | Proprietor | Germany |
| 72 | Anthony Dix | 59 | Wife-H | — | Germany |
| 73 | Peter F Da Ru | 47 | Head | Artist | Italy |
| 74 | Emma M Da Ru | 44 | Wife-H | — | Italy |
| 75 | Ernest A Da Ru | 22 | Son | Student | Italy |
| 76 | Mario S Da Ru | 21 | Son | Student | Massachusetts |
| 77 | Dennis Da Ru | 77 | Grandfather | — | Italy |
| 78 | Samuel H Halliday | 42 | Head | Mechanic | Ireland |
| 79 | Gertrude M Halliday | 41 | Wife-H | — | Canada English |
| 80 | George H Halliday | 1 | Son | — | Massachusetts |
| 81 | Harold W Schonning | 40 | Head | Foreman | Denmark |
| 82 | Hilda S Schonning | 38 | Wife-H | — | Norway |
| 83 | Evelyn V Schonning | 13 | Daughter | — | Massachusetts |
| 84 | Frank L Schonning | 12 | Son | — | Massachusetts |
| 85 | Harold S Schonning | 11 | Son | — | Massachusetts |
| 86 | Charles R Peavy | 64 | Head | Broker | New York |
| 87 | Mabel S Peavy | 47 | Wife-H | — | New Hampshire |
| 88 | Hattie N Peavy | 20 | Daughter | — | Vermont |
| 89 | George S Katsulas | 34 | Head | Proprietor | Greece |
| 90 | Sophie P Katsulas | 33 | Sister | Clerk | Massachusetts |
| 91 | Mildred M Katsulas | 23 | Sister | Counter Lady | Massachusetts |
| 92 | Lucille L Katsulas | 19 | Sister | Stenographer | Massachusetts |
| 93 | Edith A Gale | 43 | Head | — | Canada English |
| 94 | Kathryn A Gale | 15 | Daughter | Student | Massachusetts |
| 95 | John T Kennedy | 35 | Lodger | Machinist | Massachusetts |
| 96 | Anna Kennedy | 10 | Lodger | — | Massachusetts |
| 97 | William A Robinson | 56 | Lodger | Clerk | Massachusetts |
| 98 | Gertie W Robinson | 57 | Lodger | Salesman | Massachusetts |
| 99 | John O'Brien | 75 | Lodger | Retired | Ireland |
| 100 | Peter Mcdonough | 30 | Lodger | Manager | Ireland |
Pedigree Summary
William + 3 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)