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William Dalton — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this William Dalton across the 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 9-person household.
Age 26
b. ~1914
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Dalton |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lawrence City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Garnet Machine |
| Industry | Textile Mill |
| Class of Worker | PW |
| Hours Worked | 15 |
| Income (1939) | 212 |
| Highest Grade | Hs 8 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Garnet Machine |
| Township / Ward | Lawrence City |
| Est. Birth Year | ~1914 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Ronald Dalton | Son | — | 35 | ~1905 |
| Catherine Dalton | Daughter | — | 18 | ~1922 |
| Joseph O'Brien | Other | — | 32 | ~1908 |
| Annie Dalton | Daughter | — | 14 | ~1926 |
| Alice Dalton | Daughter | — | 20 | ~1920 |
| Elizabeth Dalton | Head | — | 53 | ~1887 |
| Mary O'Brien | Daughter | — | 23 | ~1917 |
| Katherine Dalton | Daughter | — | 15 | ~1925 |
| William Dalton | Son | — | 26 | ~1914 |
Census Appearances
1930
Essex, Massachusetts
Son, age 16
Essex, Massachusetts · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Daulton |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Son, age 26
Essex-County, Massachusetts · implied b. ~1914 — 9 household members
| Surname | Dalton |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lawrence City |
| 1935 Residence (County) | Essex |
| Occupation | Garnet Machine |
| Industry | Textile Mill |
| Class of Worker | PW |
| Hours Worked | 15 |
| Income (1939) | 212 |
| Highest Grade | Hs 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 Dalton across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Dalton
Son · 1940 · age 26 · b. ~1914 · Massachusetts
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Sibling
Alice Dalton
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Dalton
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Dalton
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary O'Brien
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Dalton
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ronald Dalton
Sibling · 1940 · age 35
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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01584-00133)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sarah Hughes | 64 | Head | — | Massachusetts |
| 42 | Catherine Hughes | 66 | Sister | — | Massachusetts |
| 43 | James Hennessey | 61 | Head | Bus Driver | Maryland |
| 44 | Ann Hennessey | 69 | Sister | — | Massachusetts |
| 45 | Mary A. Hennessey | 58 | Sister | — | Maryland |
| 46 | Clara Straw | 58 | Head | — | Canada |
| 47 | Marjorie Straw | 31 | Daughter | — | Canada |
| 48 | Arnold Straw | 29 | Son | Salesman | Canada |
| 49 | Wayland Straw | 27 | Son | Baker | Canada |
| 50 | Albion Straw | 25 | Son | Mechanic | Canada |
| 51 | Peter Boldue | 70 | Lodger | — | Canada |
| 53 | John De Spirito | 39 | Head | Polisher | Massachusetts |
| 54 | Teresa De Spirito | 29 | Wife | — | Massachusetts |
| 55 | Jacqueline De Spirito | 5 | Daughter | — | Massachusetts |
| 56 | Ferdinand Fortier | 55 | Head | Barber | Canada |
| 57 | Marie Fortier | 52 | Wife | — | Canada |
| 58 | Rosamond Fortier | 22 | Daughter | Winding | New Hampshire |
| 59 | Rosamond Fortier | 20 | Son | Clerk | Maine |
| 60 | Francis Fortier | 15 | Son | — | New Hampshire |
| 61 | Alcid Marque | 48 | Head | Weaver | Canada |
| 62 | Antoinette Marque | 43 | Wife | — | Massachusetts |
| 63 | Rita Marque | 13 | Daughter | — | Massachusetts |
| 64 | Octave Demers | 54 | Head | Moulder | Canada |
| 65 | Leontine Demers | 55 | Wife | — | Canada |
| 66 | Leo Demers | 29 | Son | Helper | Massachusetts |
| 67 | Edmund Demers | 24 | Son | Chef | Massachusetts |
| 68 | Ida Demers | 16 | Daughter | — | Massachusetts |
| 69 | Teresa Demers | 14 | Daughter | — | Massachusetts |
| 70 | Elizabeth Dalton | 53 | Head | Winding | Massachusetts |
| 71 | William Dalton THIS PERSON | 26 | Son | Garnet Machine | Massachusetts |
| 72 | Alice Dalton | 20 | Daughter | New Worker | Massachusetts |
| 73 | Catherine Dalton | 18 | Daughter | — | Massachusetts |
| 74 | Annie Dalton | 14 | Daughter | — | Massachusetts |
| 75 | Joseph O'Brien | 32 | Son in Law | Card Room | Massachusetts |
| 76 | Mary O'Brien | 23 | Daughter | Bander | Massachusetts |
| 77 | Ronald Dalton | 35 | Son | — | Massachusetts |
| 78 | Katherine Dalton | 15 | Daughter | — | Massachusetts |
| 79 | John Sullivan | 41 | Head | Ceiling Worker | Massachusetts |
| 80 | Eva Sullivan | 39 | Wife | — | Massachusetts |
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)