MD
Mary Devine — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Mary Devine across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 7-person household.
Age 11
b. ~1929
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Devine |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| Est. Birth Year | ~1929 |
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 |
|---|---|---|---|---|
| Bernard Devine | Son | — | 13 | ~1927 |
| Mary Devine | Daughter | — | 11 | ~1929 |
| Ellen Devine | Spouse | — | 32 | ~1908 |
| Ellen Devine | Daughter | — | 12 | ~1928 |
| Margaret Devine | Daughter | — | 6 | ~1934 |
| Bernard Devine | Head | — | 39 | ~1901 |
| Mildred Devine | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Suffolk, Massachusetts
Daughter, age
Suffolk, Massachusetts · implied b. ~1930 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Devine |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 11
Suffolk-County, Massachusetts · implied b. ~1929 — 7 household members
| Surname | Devine |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Income (1939) | 0 |
| Highest Grade | 4 |
| 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 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 11 · b. ~1929 · Massachusetts
★ You are viewing this record
Sibling
Mildred Devine
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Devine
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Devine
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Devine
Sibling · 1940 · age 6
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01664-00104)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mabel F. Wood | 37 | Wife | — | Massachusetts |
| 2 | Earl Jr. Wood | 16 | Son | — | New York |
| 3 | Norman Wood | 12 | Son | — | Massachusetts |
| 4 | Patrick Connelly | 49 | Head | Laborer | Eire |
| 5 | Barbara Connelly | 43 | Wife | — | Eire |
| 6 | Barbara Connelly | 10 | Daughter | — | Massachusetts |
| 7 | Mary Splendore | 48 | Head | — | Italy |
| 8 | Joseph Splendore | 13 | Son | — | Massachusetts |
| 9 | Rose Splendore | 17 | Daughter | Mother'S Helper | Massachusetts |
| 10 | Josephine Splendore | 23 | Head | Holder | Massachusetts |
| 11 | Amelia Splendore | 19 | Sister | Finisher | Massachusetts |
| 12 | Bernard Devine | 39 | Head | Laborer | Massachusetts |
| 13 | Ellen Devine | 32 | Wife | — | Massachusetts |
| 14 | Bernard Devine | 13 | Son | — | Massachusetts |
| 15 | Ellen Devine | 12 | Daughter | — | Massachusetts |
| 16 | Mary Devine THIS PERSON | 11 | Daughter | — | Massachusetts |
| 17 | Mildred Devine | 9 | Daughter | — | Massachusetts |
| 18 | Margaret Devine | 6 | Daughter | — | Massachusetts |
| 19 | Michael Grealish | 31 | Head | Laborer | Massachusetts |
| 20 | Charles Jr. Anderson | 51 | Head | Auto Mechanic | Massachusetts |
| 21 | Charles F. Jr. Anderson | 23 | Son | Truck-Driver | Massachusetts |
| 22 | Ruth Anderson | 21 | Daughter | — | New Hampshire |
| 23 | Helen Stolpin | 57 | Head | — | Lithuania |
| 24 | John F. Regan | 49 | Head | Press Operator Dye Setter | New York |
| 25 | Alice Regan | 54 | Wife | — | England |
| 26 | Edward Stamarakas | 57 | Head | Fireman | Lithuania |
| 27 | Amelia Stamarakas | 55 | Wife | — | Lithuania |
| 28 | Anthony Stamarakas | 24 | Son | Weigher | Massachusetts |
| 29 | Michael Hughes | 54 | Head | Laborer | Massachusetts |
| 30 | Extra Line Hughes | 0 | Misinformed | — | Massachusetts |
| 31 | Mary Connaughton | 67 | Head | — | Eire |
| 32 | Bridget Sullivan | 56 | Head | — | Eire |
| 33 | John Sullivan | 28 | Son | Recreational Leader | Massachusetts |
| 34 | Catherine Sullivan | 26 | Daughter | Stenographer | Massachusetts |
| 35 | Margaret Mcdonald | 40 | Head | — | Canada-English |
| 36 | William Mcdonald | 53 | Husband | Fireman | Canada-English |
| 37 | Joseph Mulhern | 38 | Head | Laborer | Eire |
| 38 | Margaret Mulhern | 37 | Wife | — | Eire |
| 39 | Frederick Paccha | 45 | Head | Auto Mechanic | Massachusetts |
| 40 | Caroline Paccha | 44 | 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)