MD
Mary Dean — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Norfolk-County, Massachusetts
Our Model Tree links this Mary Dean across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Norfolk-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1865), then head of a 4-person household.
Age 75
b. ~1865
Female
Spouse
Born: Maine
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Norfolk-County, Massachusetts |
| Surname | Dean |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Millis |
| Additional Details | |
| Occupation | Housekeeper |
| Industry | Home |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Housekeeper |
| Township / Ward | Millis |
| Est. Birth Year | ~1865 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ruth Blackwell | Daughter | — | 42 | ~1898 |
| Osgoode Dean | Head | — | 75 | ~1865 |
| Ruth Blackwell | Other | — | 17 | ~1923 |
| Mary Dean | Spouse | — | 75 | ~1865 |
Census Appearances
1900
Norfolk, Massachusetts
Spouse, age 36
Norfolk, Massachusetts · implied b. ~1864 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dean |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Maine |
| Birth Month | Dec |
| Birth Year | 1864 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1910
Suffolk, Massachusetts
Spouse, age 45
Suffolk, Massachusetts · implied b. ~1865 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dean |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Maine |
| Years Married | 21 |
| Children Born | 12 |
| Children Living | 7 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1920
Norfolk, Massachusetts
Spouse, age 55
Norfolk, Massachusetts · implied b. ~1865 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dean |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Norfolk, Massachusetts
Spouse, age 65
Norfolk, Massachusetts · implied b. ~1865 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dean |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Maine |
| Age at First Marriage | 24 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Norfolk-County, Massachusetts
Spouse, age 75
Norfolk-County, Massachusetts · implied b. ~1865 — 4 household members
| Surname | Dean |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Millis |
| Occupation | Housekeeper |
| Industry | Home |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Dean across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Dean
Spouse · 1940 · age 75 · b. ~1865 · 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 — Norfolk-County, Massachusetts
Open full size
1940 US Federal Census — Norfolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01628-00145)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna D Ward | 30 | Head | Housekeeper | Mass |
| 42 | Richard Ward | 8 | Son | — | Mass |
| 43 | Helen Ward | 7 | Daughter | — | Mass |
| 44 | John Ward | 3 | Son | — | Mass |
| 45 | Thomas Ward | 1 | Son | — | Mass |
| 46 | Bartlett Smith | 67 | Head | Carpenter | Ireland |
| 47 | Ellen Smith | 70 | Wife | Housekeeper | England |
| 48 | Myer Bruntel | 38 | Lodger | Shoe Worker | Connecticut |
| 49 | Ralph Johnson | 20 | Lodger | Shoe Worker | Mass |
| 50 | Albert Craig | 24 | Head | Road Hand | Maine |
| 51 | Dorothy Craig | 23 | Wife | Housekeeper | Mass |
| 52 | Ellen Craig | 3 | Daughter | — | Mass |
| 53 | Donald Craig | 1 | Son | — | Mass |
| 54 | Cecil A Wood | 35 | Head | Plumber | Nova Scotia |
| 55 | Irene E Wood | 26 | Wife | Housekeeper | Nova Scotia |
| 56 | Mildred A Wood | 10 | Daughter | — | Mass |
| 57 | Robert A Wood | 5 | Son | — | Mass |
| 58 | Guy S Powers | 61 | Head | Janitor Clerk | New Hampshire |
| 59 | Wilbur Powers | 32 | Son | Clerk | Mass |
| 60 | Owen Gilboy | 58 | Head | Laborer | Mass |
| 61 | Ann Gilboy | 44 | Wife | Housekeeper | Mass |
| 62 | Katherine Gilboy | 23 | Daughter | Teacher | Mass |
| 63 | Florence Gilboy | 14 | Daughter | — | Mass |
| 64 | Wallace Mcfatridge | 36 | Head | Shoe Worker | Nova Scotia |
| 65 | Celia Mcfatridge | 32 | Wife | Shoe Worker | Mass |
| 66 | James Mcfatridge | 3 | Son | — | Mass |
| 67 | Joseph Mcfatridge | 1 | Son | — | Mass |
| 68 | Henry A Mcfatridge | 40 | Head | Farmer | Nova Scotia |
| 69 | Ada Mcfatridge | 34 | Wife | — | Nova Scotia |
| 70 | Arthur Mcfatridge | 11 | Son | — | Mass |
| 71 | Evelyn Mcfatridge | 9 | Daughter | — | Mass |
| 72 | Marjorie Mcfatridge | 7 | Daughter | — | Mass |
| 73 | Marion Mcfatridge | 5 | Daughter | — | Mass |
| 74 | Too Many Mcfatridge | None | — | — | — |
| 75 | Walter S Washburn | 68 | Head | Chemist | Mass |
| 76 | Ethel M Washburn | 71 | Wife | Housekeeper | Mass |
| 77 | Osgoode T Dean | 75 | Head | General Agent | Mass |
| 78 | Mary E Dean THIS PERSON | 75 | Wife | Housekeeper | Maine |
| 79 | Ruth E Blackwell | 42 | Daughter | Teacher | Mass |
| 80 | Ruth Blackwell | 17 | Granddaughter | — | Virginia |
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)