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Mary Mccann — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Mary Mccann across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 6-person household.
Age 58
b. ~1882
Female
Spouse
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | McCann |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Boston City |
| Est. Birth Year | ~1882 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Mccann | Spouse | — | 58 | ~1882 |
| Edith Mccann | Daughter | — | 20 | ~1920 |
| Marjorie Mccann | Daughter | — | 30 | ~1910 |
| John Mccann | Son | — | 29 | ~1911 |
| Ruth Mccann | Daughter | — | 24 | ~1916 |
| Arthur Mccann | Head | — | 68 | ~1872 |
Census Appearances
1930
Suffolk, Massachusetts
Spouse, age 46
Suffolk, Massachusetts · implied b. ~1884 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCann |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1903 |
| Age at First Marriage | 22 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Suffolk-County, Massachusetts
Spouse, age 58
Suffolk-County, Massachusetts · implied b. ~1882 — 6 household members
| Surname | McCann |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Industry | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Mccann across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Mccann
Spouse · 1940 · age 58 · b. ~1882 · 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 — 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-t0627-01676-00046)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward L Caild | 5 | Son | — | Massachusetts |
| 2 | Carol Caild | 2 | Daughter | — | Massachusetts |
| 3 | Max Albert | 46 | Head | Stripper | Poland |
| 4 | Sarah Albert | 46 | Wife | — | Lithuania |
| 5 | Julian Albert | 9 | Son | — | Massachusetts |
| 6 | Gabriel Saulbelman | 23 | Son-in-law | Proprietor | Massachusetts |
| 7 | Rose Saulbelman | 21 | Daughter | Bookkeeper | Massachusetts |
| 8 | Hyman Blocker | 50 | Head | Proprietor | Russia |
| 9 | Sarah Blocker | 50 | Wife | — | Russia |
| 10 | Albert Blocker | 25 | Son | Cleaner | Massachusetts |
| 11 | Celia Blocker | 17 | Daughter | — | Massachusetts |
| 12 | Robert Anabofsky | 36 | Head | Mechanic | Massachusetts |
| 13 | Anna Anabofsky | 34 | Wife | Salesgirl | Massachusetts |
| 14 | Rona Anabofsky | 4 | Daughter | — | Massachusetts |
| 15 | Samuel Blocker | 53 | Head | Proprietor | Russia |
| 16 | Ida Blocker | 49 | Wife | — | Russia |
| 17 | Leo Blocker | 25 | Son | — | Massachusetts |
| 18 | Nathan Blocker | 25 | Son | Lawyer | Massachusetts |
| 19 | Arthur Mccann | 68 | Head | — | Ireland |
| 20 | Mary Mccann THIS PERSON | 58 | Wife | — | Ireland |
| 21 | Marjorie Mccann | 30 | Daughter | Stenographer | Massachusetts |
| 22 | John J Mccann | 29 | Son | Clerk | Massachusetts |
| 23 | Ruth Mccann | 24 | Daughter | Stenographer | Massachusetts |
| 24 | Edith M Mccann | 20 | Daughter | — | Massachusetts |
| 25 | Mary Grimes | 67 | Head | — | Eire |
| 26 | Helen Keon | 38 | Niece | Telephone Operat | Massachusetts |
| 27 | Rose Segal | 45 | Head | — | Russia |
| 28 | Harold Segal | 20 | Son | Laborer | Ohio |
| 29 | Edward Segal | 18 | Son | — | Ohio |
| 30 | Irving Segal | 16 | Son | — | Massachusetts |
| 31 | Leon Segal | 8 | Son | — | Massachusetts |
| 32 | Judith Segal | 6 | Daughter | — | Massachusetts |
| 33 | Sarah Katz | 32 | Head | — | Poland |
| 34 | Francis Katz | 4 | Daughter | — | Massachusetts |
| 35 | Jack B Katz | 2 | Son | — | Massachusetts |
| 36 | Esther Franklin | 55 | Lodger | — | Russia |
| 37 | Harry Yaffe | 51 | Head | — | Russia |
| 38 | Dora Yaffe | 46 | Wife | — | Russia |
| 39 | Frank Yaffe | 26 | Son | Press-Truck | Massachusetts |
| 40 | Hyman Yaffe | 19 | Son | — | 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)