MS
Mary Sawyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Mary Sawyer across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 6-person household.
Age 51
b. ~1889
Female
Spouse
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Sawyer |
| Given Name | Mary D |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Woburn City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Woburn City |
| Est. Birth Year | ~1889 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Louis Sawyer | Son | — | 22 | ~1918 |
| Reginald Sawyer | Son | — | 15 | ~1925 |
| Mary Sawyer | Spouse | — | 51 | ~1889 |
| William Sawyer | Head | — | 53 | ~1887 |
| Veronica Sawyer | Daughter | — | 20 | ~1920 |
| Lawrence Sawyer | Son | — | 23 | ~1917 |
Census Appearances
1930
Middlesex, Massachusetts
Spouse, age 41
Middlesex, Massachusetts · implied b. ~1889 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sawyer |
| Given Name | Margaret G. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 23 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New York State |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Spouse, age 51
Middlesex-County, Massachusetts · implied b. ~1889 — 6 household members
| Surname | Sawyer |
| Given Name | Mary D |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Woburn City |
| 1935 Residence (County) | Middlesex |
| Class of Worker | 0 |
| Highest Grade | C 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 Mary Sawyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Sawyer
Spouse · 1940 · age 51 · b. ~1889 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01622-00663)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alfred M Casting | 46 | Head | Embosser | Massachusetts |
| 2 | Frances E Casting | 42 | Wife | — | Massachusetts |
| 3 | Alfred Jr Casting | 22 | Son | Togaler | Massachusetts |
| 4 | Roy L Casting | 19 | Son | Togaler Sorter | Massachusetts |
| 5 | Bernard R Casting | 13 | Son | — | Massachusetts |
| 6 | Eloise M Casting | 12 | Daughter | — | Massachusetts |
| 7 | James Leo Taylor | 47 | Head | Laborer | Massachusetts |
| 8 | Grace M Taylor | 45 | Wife | Laundress | Massachusetts |
| 9 | Jessie M Taylor | 22 | Daughter | Waitress | Massachusetts |
| 10 | James E Taylor | 20 | Son | Assistant Manager | Massachusetts |
| 11 | William J Livermore | 64 | Head | Second Hand | Massachusetts |
| 12 | Elizabeth Livermore | 63 | Wife | — | Massachusetts |
| 13 | William Livermore | 34 | Son | Laborer | Massachusetts |
| 14 | Michael Livermore | 24 | Son | Clerk | Massachusetts |
| 15 | John Livermore | 21 | Son | Counterman | Massachusetts |
| 16 | Elizabeth Livermore | 32 | Daughter | — | Massachusetts |
| 17 | James A Delong | 67 | Head | Gardener | Canada-French |
| 18 | Mary Delong | 60 | Wife | — | Canada-French |
| 19 | John Delong | 24 | Son | Laborer | Massachusetts |
| 20 | Helen Delong | 20 | Daughter | Salesgirl | Massachusetts |
| 21 | Harold Delong | 32 | Head | Laborer | Massachusetts |
| 22 | Julia Delong | 28 | Wife | — | Massachusetts |
| 23 | Harold Jr Delong | 10 | Son | — | Massachusetts |
| 24 | Carol Delong | 0 | Daughter | — | Massachusetts |
| 25 | Joseph Deloss | 34 | Head | Laborer | Massachusetts |
| 26 | Edith Deloss | 28 | Wife | — | Massachusetts |
| 27 | Joseph Deloss | 8 | Son | — | Massachusetts |
| 28 | Daniel Deloss | 6 | Son | — | Massachusetts |
| 29 | Helen Muse | 52 | Lodger | — | Massachusetts |
| 30 | Louis P Bonin | 50 | Head | — | Canada-English |
| 31 | Mary L Bonin | 79 | Wife | — | Massachusetts |
| 32 | Mary C Taylor | 50 | Head | — | Irish Free State |
| 33 | Charles S Taylor | 52 | Son | Laborer | Massachusetts |
| 34 | Albert J Taylor | 50 | Son | — | Massachusetts |
| 35 | William Sawyer | 53 | Head | Painter | Maine |
| 36 | Mary D Sawyer THIS PERSON | 51 | Wife | — | Massachusetts |
| 37 | Lawrence Sawyer | 23 | Son | Clerk | Massachusetts |
| 38 | Louis Sawyer | 22 | Son | Clerk | Massachusetts |
| 39 | Veronica Sawyer | 20 | Daughter | Saleswoman | Massachusetts |
| 40 | Reginald Sawyer | 15 | Son | — | 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)