MD
Mary Devine — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this Mary Devine across the 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 7-person household.
Age 19
b. ~1921
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | Devine |
| Given Name | Mary V. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (County) | Hampden |
| Additional Details | |
| Occupation | Typist-Clerk |
| Industry | N.Y.A. |
| Class of Worker | GW |
| Hours Worked | 43 |
| Income (1939) | 192 |
| Highest Grade | H 2 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Typist-Clerk |
| Township / Ward | Springfield |
| Est. Birth Year | ~1921 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Gerald Devine | Son | — | 7 | ~1933 |
| Elizabeth Devine | Spouse | — | 45 | ~1895 |
| Elizabeth Devine | Daughter | — | 17 | ~1923 |
| Eugene Devine | Head | — | 44 | ~1896 |
| John Devine | Son | — | 15 | ~1925 |
| Eugene Devine | Son | — | 18 | ~1922 |
| Mary Devine | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Hampden, Massachusetts
Daughter, age 9
Hampden, Massachusetts · implied b. ~1921 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Devine |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Hampden-County, Massachusetts
Daughter, age 19
Hampden-County, Massachusetts · implied b. ~1921 — 7 household members
| Surname | Devine |
| Given Name | Mary V. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (County) | Hampden |
| Occupation | Typist-Clerk |
| Industry | N.Y.A. |
| Class of Worker | GW |
| Hours Worked | 43 |
| Income (1939) | 192 |
| Highest Grade | H 2 |
| 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 Devine across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Devine
Daughter · 1940 · age 19 · b. ~1921 · Massachusetts
★ You are viewing this record
Sibling
John Devine
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Devine
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Devine
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Devine
Sibling · 1940 · age 7
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 — Hampden-County, Massachusetts
Open full size
1940 US Federal Census — Hampden-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01707-00278)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | S. Jewel | 2 | Daughter | — | Massachusetts |
| 2 | Edward L. Jewel | 45 | Brother | Repairman | Massachusetts |
| 3 | William B. Chabot | 31 | Head | Roofing | Massachusetts |
| 4 | Irene R. Chabot | 26 | Wife | — | Massachusetts |
| 5 | Carlton Leonard | 43 | Head | Shipping | Massachusetts |
| 6 | Mary A. Leonard | 44 | Wife | — | Massachusetts |
| 7 | Carlton Leonard | 18 | Son | — | Massachusetts |
| 8 | Kenneth Leonard | 15 | Son | — | Massachusetts |
| 9 | Edward F. Sullivan | 37 | Head | Recreation (Wpa) | Vermont |
| 10 | Sylvia M. Sullivan | 29 | Wife | — | Vermont |
| 11 | Edward F. Sullivan | 10 | Son | — | Massachusetts |
| 12 | Patricia A. Sullivan | 9 | Daughter | — | Massachusetts |
| 13 | John M. Sullivan | 8 | Son | — | Massachusetts |
| 14 | Dennis J. Sullivan | 0 | Son | — | Massachusetts |
| 15 | Frank A. Wagner | 34 | Head | Machinist | Pennsylvania |
| 16 | Julia S. Wagner | 33 | Wife | — | Massachusetts |
| 17 | Dorothy C. Wagner | 14 | Daughter | — | Massachusetts |
| 18 | Frank J. Wagner | 12 | Son | — | Massachusetts |
| 19 | Leonard J. Wagner | 10 | Son | — | Massachusetts |
| 20 | Barbara Wagner | 8 | Daughter | — | Massachusetts |
| 21 | Eugene Wagner | 5 | Son | — | Massachusetts |
| 22 | William H. Brittain | 52 | Head | Bakery | England |
| 23 | Annie Brittain | 48 | Wife | — | Canada-French |
| 24 | Harold Brittain | 16 | Son | New Worker | Maine |
| 25 | Virginia Brittain | 15 | Daughter | — | Maine |
| 26 | Adelbert Crooker | 41 | Head | Production | Connecticut |
| 27 | Mary R. Crooker | 31 | Wife | — | Massachusetts |
| 28 | Patricia Crooker | 8 | Daughter | — | Massachusetts |
| 29 | Jacquelyn Combs | 5 | Daughter | — | Massachusetts |
| 30 | Geraldine Combs | 0 | Daughter | — | Massachusetts |
| 31 | Maude E. Ethier | 42 | Head | — | Massachusetts |
| 32 | Beatrice Ethier | 11 | Daughter | — | Massachusetts |
| 33 | Eugene J. Devine | 44 | Head | City Street Engineering | Irish Free State |
| 34 | Elizabeth M. Devine | 45 | Wife | — | Irish Free State |
| 35 | Mary V. Devine THIS PERSON | 19 | Daughter | Typist-Clerk | Massachusetts |
| 36 | Eugene J. Devine | 18 | Son | New Worker | Massachusetts |
| 37 | Elizabeth G. Devine | 17 | Daughter | — | Massachusetts |
| 38 | John J. Devine | 15 | Son | — | Massachusetts |
| 39 | Gerald F. Devine | 7 | Son | — | Massachusetts |
| 40 | Fred W. Campbell | 32 | Head | Trucking | Massachusetts |
Related Census Records
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)