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William Whalen — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this William Whalen across the 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1882), then head of a 5-person household.
Age 48
b. ~1882
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Whalen |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Occupation | Clerk |
| Industry | Brass Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Newton City |
| Est. Birth Year | ~1882 |
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 |
|---|---|---|---|---|
| William Whalen | Son | — | 48 | ~1882 |
| Margaret Whalen | Daughter | — | 44 | ~1886 |
| Annie Whalen | Daughter | — | 50 | ~1880 |
| Martin Whalen | Son | — | 46 | ~1884 |
| John Whalen | Head | — | 80 | ~1850 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 48
Middlesex, Massachusetts · implied b. ~1882 — 5 household members
| Surname | Whalen |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Clerk |
| Industry | Brass Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 59
Middlesex-County, Massachusetts · implied b. ~1881 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wallen |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Marlboro City |
| 1935 Residence (County) | Middlesex |
| Occupation | Director Safety |
| Industry | State House |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 4000 |
| 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 William Whalen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Whalen
Son · 1930 · age 48 · b. ~1882 · Massachusetts
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Sibling
Margaret Whalen
Sibling · 1930 · age 44
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Whalen
Sibling · 1930 · age 46
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Whalen
Sibling · 1930 · age 50
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:massachusettscensus00reel926:0540)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter S. Page | 49 | Head | Watchmaker | New Hampshire |
| 2 | Sadie Page | 47 | Wife-H | — | Massachusetts |
| 3 | Emma W. Herrick | 67 | Head-H | — | Massachusetts |
| 4 | Ella Wolcott | 76 | Sister | — | Massachusetts |
| 5 | Emma L. Morton | 77 | Head-H | — | Massachusetts |
| 6 | Herbert R. Morton | 48 | Son | Machinist | Massachusetts |
| 7 | Edwin N. Vaughan | 68 | Head | Ordering Clerk | Maine |
| 8 | Kathryn W. Vaughan | 46 | Wife-H | Clerk Sales | Massachusetts |
| 9 | M. Gertrude Mason | 53 | Head-H | — | Massachusetts |
| 10 | Frank W. Anderson | 49 | Head | Ticket Agent | Massachusetts |
| 11 | Grace M. Anderson | 49 | Wife-H | — | New Hampshire |
| 12 | Frank W. Jr. Anderson | 15 | Son | Clerk | Massachusetts |
| 13 | Roy T. Anderson | 13 | Son | — | Massachusetts |
| 14 | Frank C. Burke | 58 | Head | Produce Dealer | Massachusetts |
| 15 | Annie M. Burke | 52 | Wife-H | — | Vermont |
| 16 | Murdock J. Ross | 33 | Head | Painter | Canada-English |
| 17 | Cora G. Ross | 26 | Wife-H | — | Massachusetts |
| 18 | Curtis G. Ross | 2 | Son | — | Massachusetts |
| 19 | Helen G. Ross | 0 | Daughter | — | Massachusetts |
| 20 | Christina Ross | 80 | Mother | — | Canada-English |
| 21 | James R. Bomar | 43 | Head | Artist | Massachusetts |
| 22 | Mary W. Bomar | 24 | Wife-H | — | New York |
| 23 | James W. Bomar | 1 | Son | — | Massachusetts |
| 24 | Annette Truman | 20 | Servant | Servant | Massachusetts |
| 25 | Henry Eaton | 38 | Head | Tool Maker | Massachusetts |
| 26 | Emma E. Eaton | 36 | Wife-H | — | Massachusetts |
| 27 | Dorothy M. Eaton | 14 | Daughter | — | Massachusetts |
| 28 | Robert E. Eaton | 8 | Son | — | Massachusetts |
| 29 | Thomas F. Curley | 34 | Head | Auto Mechanic | Massachusetts |
| 30 | Florence M. Curley | 29 | Wife-H | — | New Hampshire |
| 31 | Richard T. Curley | 7 | Son | — | Massachusetts |
| 32 | Barbara A. Curley | 4 | Daughter | — | Massachusetts |
| 33 | Earl J. Morris | 32 | Head | Machinist | Massachusetts |
| 34 | Mildred Morris | 30 | Wife-H | — | Massachusetts |
| 35 | Gordon W. Morris | 8 | Son | — | Massachusetts |
| 36 | Philip E. Morris | 6 | Son | — | Massachusetts |
| 37 | Mary J. Hagerty | 51 | Head | — | Massachusetts |
| 38 | Margaret Hagerty | 49 | Sister-H | — | Massachusetts |
| 39 | Charles F. Hagerty | 46 | Brother | Caretaker | Massachusetts |
| 40 | John W. Hagerty | 42 | Brother | Gardener | Massachusetts |
| 41 | Alice L. Hagerty | 38 | Sister | Marker | Massachusetts |
| 42 | Bridget Hart | 88 | Head-H | — | Irish Free State |
| 43 | Mary E. Maher | 58 | Daughter | Dressmaker | Massachusetts |
| 44 | Lucia M. Maher | 48 | Daughter | — | Massachusetts |
| 45 | Thomas F. Maher | 45 | Son-in-law | Machinist | Massachusetts |
| 46 | John Whalen | 80 | Head | — | Irish Free State |
| 47 | Annie Whalen | 50 | Daughter | Forelady | Massachusetts |
| 48 | William Whalen THIS PERSON | 48 | Son | Clerk | Massachusetts |
| 49 | Martin J. Whalen | 46 | Son | Plumber | Massachusetts |
| 50 | Margaret Whalen | 44 | Daughter | Stenographer | 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)