MS
Mary Sheehan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Worcester-County, Massachusetts
Our Model Tree links this Mary Sheehan across the 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Worcester-County, Massachusetts |
| Surname | Sheehan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Paxton |
| 1935 Residence (County) | Worcester |
| Additional Details | |
| Highest Grade | S 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Paxton |
| Est. Birth Year | ~1927 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Janet Sheehan | Daughter | — | 18 | ~1922 |
| Ruth Sheehan | Daughter | — | 21 | ~1919 |
| Patricia Sheehan | Daughter | — | 7 | ~1933 |
| Mary Sheehan | Daughter | — | 13 | ~1927 |
| Loyal Sheehan | Daughter | — | 12 | ~1928 |
| William Sheehan | Head | — | 52 | ~1888 |
| Robert Sheehan | Son | — | 15 | ~1925 |
| Mary Sheehan | Spouse | — | 51 | ~1889 |
Census Appearances
1930
Worcester, Massachusetts
Daughter, age 3
Worcester, Massachusetts · implied b. ~1927 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sheehan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Worcester-County, Massachusetts
Daughter, age 13
Worcester-County, Massachusetts · implied b. ~1927 — 8 household members
| Surname | Sheehan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Paxton |
| 1935 Residence (County) | Worcester |
| Highest Grade | S 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 Mary Sheehan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Sheehan
Daughter · 1940 · age 13 · b. ~1927 · Massachusetts
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Sibling
Loyal Sheehan
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janet Sheehan
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Sheehan
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Sheehan
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Sheehan
Sibling · 1940 · age 15
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 — Worcester-County, Massachusetts
Open full size
1940 US Federal Census — Worcester-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01653-00605)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George S. Clapp | 42 | Head | Proprietor | Massachusetts |
| 2 | Rose E. Clapp | 41 | Wife | — | Massachusetts |
| 3 | George S. Jr. Clapp | 14 | Son | — | Massachusetts |
| 4 | Henry Eugene Clapp | 12 | Son | — | Massachusetts |
| 5 | James Keele | 30 | Head | Gas Attendant | Connecticut |
| 6 | Marjorie Keele | 21 | Wife | — | Massachusetts |
| 7 | James Jr. Keele | 2 | Son | — | Massachusetts |
| 8 | Joseph S. Gronard | 45 | Head | Truck Driver | Massachusetts |
| 9 | Gertrude Gronard | 42 | Wife | — | Massachusetts |
| 10 | Marguerite Gronard | 21 | Daughter | New Worker | Massachusetts |
| 11 | Madeline Gronard | 18 | Daughter | — | Massachusetts |
| 12 | Lorenz Gronard | 20 | Son | Mason'S Helper | Massachusetts |
| 13 | Caroline Gronard | 67 | Mother | — | Canada |
| 14 | William Sullivan | 50 | Head | Market & Produce Store | Massachusetts |
| 15 | Donnelly Florence Sullivan | 44 | Partner | — | Massachusetts |
| 16 | Lawrence Leonard | 33 | Head | Assembler | Massachusetts |
| 17 | Beatrice Leonard | 31 | Wife | — | Massachusetts |
| 18 | Lawrence Jr. Leonard | 2 | Son | — | Massachusetts |
| 19 | Sandra Leonard | 0 | Daughter | — | Massachusetts |
| 20 | William Sheehan | 52 | Head | Manager | Massachusetts |
| 21 | Mary E. Sheehan | 51 | Wife | — | Massachusetts |
| 22 | Ruth P. Sheehan | 21 | Daughter | Typing & Stenog | Massachusetts |
| 23 | Janet B. Sheehan | 18 | Daughter | — | Massachusetts |
| 24 | Robert P. Sheehan | 15 | Son | — | Massachusetts |
| 25 | Mary Sheehan THIS PERSON | 13 | Daughter | — | Massachusetts |
| 26 | Loyal E. Sheehan | 12 | Daughter | — | Massachusetts |
| 27 | Patricia A. Sheehan | 7 | Daughter | — | Massachusetts |
| 28 | Harold Leffingwell | 40 | Head | Doctor | Ohio |
| 29 | Mary L. Leffingwell | 33 | Wife | — | Penn |
| 30 | Ralph Clapp | 37 | Head | Registrar | Massachusetts |
| 31 | Louise Clapp | 34 | Wife | — | Massachusetts |
| 32 | Marilyn Clapp | 3 | Daughter | — | Massachusetts |
| 33 | Wanda Ginsburg | 19 | Servant | Servant | Massachusetts |
| 34 | Frank Duso | 65 | Head | Tippler | Massachusetts |
| 35 | Nellie Duso | 57 | Wife | — | Massachusetts |
| 36 | Harry Morse | 46 | Head | Fish & Chips | England |
| 37 | Ethel Morse | 46 | Wife | Fish & Chips | England |
| 38 | Betty Louise Morse | 9 | Daughter | — | Massachusetts |
| 39 | Robert Anderson | 19 | Lodger | New Worker | Massachusetts |
| 40 | Lois Rose | 16 | Lodger | — | — |
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)