WM
William Merrill — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this William Merrill across the 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 7-person household.
Age 17
b. ~1913
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Merrill |
| Given Name | William G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Maine |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Town Of Arlington Pt |
| Est. Birth Year | ~1913 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Merrill | Son | — | 17 | ~1913 |
| Lulu Merrill | Spouse | — | 46 | ~1884 |
| Stella Wright | Other | — | 35 | ~1895 |
| Harry Merrill | Son | — | 22 | ~1908 |
| Alexander Springer | Other | — | 35 | ~1895 |
| Virginia Merrill | Daughter | — | 13 | ~1917 |
| Harry Merrill | Head | — | 57 | ~1873 |
Census Appearances
1930
Middlesex, Massachusetts
Son, age 17
Middlesex, Massachusetts · implied b. ~1913 — 7 household members
| Surname | Merrill |
| Given Name | William G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Maine |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 27
Middlesex-County, Massachusetts · implied b. ~1913 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morrell |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Occupation | Civil Engineer |
| Industry | Engineering |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1125 |
| Highest Grade | C 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 William Merrill across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Merrill
Son · 1930 · age 17 · b. ~1913 · Massachusetts
★ You are viewing this record
Sibling
Harry Merrill
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Merrill
Sibling · 1930 · age 13
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:massachusettscensus00reel913:0712)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Kenneth Norton | 11 | Son | — | Massachusetts |
| 52 | Dorothy Norton | 9 | Daughter | — | Massachusetts |
| 53 | George Norton | 7 | Son | — | Massachusetts |
| 54 | Robert Norton | 4 | Son | — | Massachusetts |
| 55 | George Craig | 34 | Lodger | Engineer | Maine |
| 56 | Gladys Craig | 32 | Lodger | — | Maine |
| 57 | Harry G. Boyce | 56 | Head | Salesman | Connecticut |
| 58 | Nellie E. Boyce | 49 | Wife | — | New York |
| 59 | Mabel N. Boyce | 23 | Daughter | Typist | Massachusetts |
| 60 | Edna N. Deignan | 27 | Daughter | — | Massachusetts |
| 61 | Edna N. Deignan | 4 | Granddaughter | — | Massachusetts |
| 62 | Bertram Boyce | 54 | Brother | Chef | Connecticut |
| 63 | Thomas F. Kehoe | 62 | Head | — | Massachusetts |
| 64 | Mary E. Kehoe | 62 | Wife | Laborer | Massachusetts |
| 65 | Mary E. Kehoe | 23 | Daughter | — | Massachusetts |
| 66 | Helen G. Kehoe | 22 | Daughter | Operator | Massachusetts |
| 67 | Chester S. Curran | 24 | Son-in-law | Stitcher | Massachusetts |
| 68 | Edith G. Curran | 24 | Daughter | Service Man | Massachusetts |
| 69 | Chester J. Curran | 4 | Grandson | — | Massachusetts |
| 70 | Joan Curran | 2 | Granddaughter | — | Massachusetts |
| 71 | Irene A. Pike | 22 | Head | — | Maine |
| 72 | Alice G. Spinney | 40 | Boarder | Assistant | Massachusetts |
| 73 | H. S. Mitchell | 31 | Boarder | Plumber | Massachusetts |
| 74 | Maude Seymour | 42 | Boarder | Artist | Rhode Island |
| 75 | Alice Coleman | 31 | Cousin | Nurse | Massachusetts |
| 76 | Ralph Dempsey | 23 | Boarder | Clerk | New Hampshire |
| 77 | Lillian Mitchell | 31 | Lodger | Master Mariner | Pennsylvania |
| 78 | Harry C. Merrill | 57 | Head | Real Estate | Maine |
| 79 | Lulu H. Merrill | 46 | Wife | — | Massachusetts |
| 80 | Harry C. Jr. Merrill | 22 | Son | — | Maine |
| 81 | William G. Merrill THIS PERSON | 17 | Son | — | Massachusetts |
| 82 | Virginia Merrill | 13 | Daughter | — | Massachusetts |
| 83 | Alexander Springer | 35 | Lodger | Nurse | Massachusetts |
| 84 | Stella Wright | 35 | Lodger | Proprietor | New York |
| 85 | Elizabeth Alford | 48 | Head | Waitress | Massachusetts |
| 86 | Elizabeth Alford | 23 | Daughter | — | Massachusetts |
| 87 | Hilda Lander | 44 | Head | Dressmaker | Sweden |
| 88 | Charles V. Ladd | 76 | Head | — | Massachusetts |
| 89 | Sarah B. Ladd | 74 | Wife | — | Michigan |
| 90 | Gerard B. Ladd | 37 | Son | Manager | Massachusetts |
| 91 | Howard M. Ladd | 32 | Son | Asst Manager | Massachusetts |
| 92 | Margaret Ladd | 21 | Daughter | — | New York |
| 93 | Mary Ladd | 17 | Daughter | — | New York |
| 94 | Patrick J. O'Brien | 58 | Head | Laborer | Ireland |
| 95 | Elizabeth O'Brien | 57 | Wife | — | Ireland |
| 96 | Edward O'Brien | 30 | Son | Salesman | Massachusetts |
| 97 | Mary A. Lyons | 26 | Daughter | — | Massachusetts |
| 98 | William Lyons | 24 | Son-in-law | Salesman | Massachusetts |
| 99 | Charles Lyons | 2 | Grandson | — | Massachusetts |
| 100 | Elizabeth Day | 76 | Head | Typist | 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)