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Mary Mcintyre — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Mary Mcintyre across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 10-person household.
Age 10
b. ~1930
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | McIntyre |
| Given Name | Mary C |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| Est. Birth Year | ~1930 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Angus Mcintyre | Head | — | 36 | ~1904 |
| Donald Mcintyre | Son | — | ~1940 | |
| Katherine Mcintyre | Daughter | — | 6 | ~1934 |
| Mary Mcintyre | Spouse | — | 36 | ~1904 |
| Alexander Mcintyre | Other | — | 53 | ~1887 |
| Evelyn Mcintyre | Daughter | — | 4 | ~1936 |
| John Mcintyre | Son | — | 3 | ~1937 |
| Florence Mcintyre | Daughter | — | 7 | ~1933 |
| Mary Mcintyre | Daughter | — | 10 | ~1930 |
| Christina Mcintyre | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Suffolk, Massachusetts
Daughter, age
Suffolk, Massachusetts · implied b. ~1930 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McIntyre |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada-English |
| Mother's Birthplace | Canada-English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 10
Suffolk-County, Massachusetts · implied b. ~1930 — 10 household members
| Surname | McIntyre |
| Given Name | Mary C |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| 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 Mcintyre across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcintyre
Daughter · 1940 · age 10 · b. ~1930 · Massachusetts
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Sibling
Florence Mcintyre
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Christina Mcintyre
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Mcintyre
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Mcintyre
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcintyre
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Mcintyre
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-t0627-01670-00309)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert A Oakham | 24 | Son-in-law | Machine Mechanic | Massachusetts |
| 42 | Robert Holden | 22 | Son-in-law | Cutter | Massachusetts |
| 43 | James Thompson | 49 | Head | Cutter | Massachusetts |
| 44 | Mary G. Thompson | 49 | Wife | — | Massachusetts |
| 45 | Mary A Walker | 29 | Daughter | Sorter | Massachusetts |
| 46 | Winifred Walker | 25 | Daughter | — | Massachusetts |
| 47 | Angus Mcintyre | 36 | Head | Carpenter | Canada Eng |
| 48 | Mary Mcintyre | 36 | Wife | — | Canada Eng |
| 49 | Mary C Mcintyre THIS PERSON | 10 | Daughter | — | Massachusetts |
| 50 | Christina Mcintyre | 9 | Daughter | — | Massachusetts |
| 51 | Florence Mcintyre | 7 | Daughter | — | Massachusetts |
| 52 | Katherine Mcintyre | 6 | Daughter | — | Massachusetts |
| 53 | Evelyn Mcintyre | 4 | Daughter | — | Massachusetts |
| 54 | John Mcintyre | 3 | Son | — | Massachusetts |
| 55 | Donald Mcintyre | 0 | Son | — | Massachusetts |
| 56 | Alexander Mcintyre | 53 | Brother | Carpenter | Massachusetts |
| 57 | Frank W Kareen | 45 | Head | Longshoreman | Massachusetts |
| 58 | Margaret Kareen | 41 | Wife | — | Canada Eng |
| 59 | Everett Coffin | 27 | Step-son | — | Canada Eng |
| 60 | Mary Coffin | 23 | In-law | — | Massachusetts |
| 61 | Henrietta Coffin | 5 | Step-grand | — | Massachusetts |
| 62 | Francis Larsen | 14 | Son | — | Massachusetts |
| 63 | Charles Larsen | 12 | Son | — | Massachusetts |
| 64 | Abraham Konberg | 38 | Head | Clerk | Russia |
| 65 | Minnie Konberg | 35 | Wife | Grocery | Russia |
| 66 | Estelle Konberg | 11 | Daughter | — | Massachusetts |
| 67 | Janet Konberg | 6 | Daughter | — | Massachusetts |
| 68 | Irene Konberg | 3 | Daughter | — | Massachusetts |
| 69 | Margaret Comiskey | 67 | Lodger | — | Massachusetts |
| 70 | Gustav Norling | 51 | Head | Rigger | Sweden |
| 71 | Elizabeth Norling | 47 | Wife | — | Sweden |
| 72 | Richard Johnson | 37 | Lodger | Painter | Sweden |
| 73 | William Martinson | 35 | Lodger | Painter | Sweden |
| 74 | Gerry Sandberg | 25 | Lodger | Counterman | Sweden |
| 75 | George Gill | 61 | Head | Restaurant | No Ireland |
| 76 | Ida E Gill | 53 | Wife | — | Massachusetts |
| 77 | Joseph Wooling | 33 | Head | Senior Clerk | Massachusetts |
| 78 | Beta Wooling | 32 | Wife | — | Massachusetts |
| 79 | Joseph Wooling | 2 | Son | — | Massachusetts |
| 80 | James Sheehan | 57 | Head | Operator | Irish Free State |
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)