MH
Mary Healy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Mary Healy across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 5-person household.
Age 62
b. ~1878
Female
Spouse
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Healy |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Boston |
| Est. Birth Year | ~1878 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Katherine Healy | Daughter | — | 25 | ~1915 |
| James Healy | Head | — | 62 | ~1878 |
| Peter Healy | Other | — | 55 | ~1885 |
| James Healy | Son | — | 22 | ~1918 |
| Mary Healy | Spouse | — | 62 | ~1878 |
Census Appearances
1920
Middlesex, Massachusetts
Spouse, age 43
Middlesex, Massachusetts · implied b. ~1877 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Healey |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1895 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1903 |
| Birthplace (normalized) | ireland |
1930
Suffolk, Massachusetts
Other, age 52
Suffolk, Massachusetts · implied b. ~1878 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Healey |
| Given Name | Mary |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1895 |
| Age at First Marriage | 23 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Suffolk-County, Massachusetts
Spouse, age 62
Suffolk-County, Massachusetts · implied b. ~1878 — 5 household members
| Surname | Healy |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| 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 Healy across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Healy
Spouse · 1940 · age 62 · b. ~1878 · 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-t0627-01668-00653)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Peter Curtin | 45 | Head | Baker | Free State Ireland |
| 42 | Catherine Curtin | 31 | Wife | — | Massachusetts |
| 43 | Thomas Curtin | 18 | Son | — | Massachusetts |
| 44 | Eugene Curtin | 9 | Son | — | Massachusetts |
| 45 | Enoch Mccarthy | 45 | Head | Draftsman | Massachusetts |
| 46 | Grace Mccarthy | 51 | Wife | — | Massachusetts |
| 47 | Bertram Girard | 25 | Head | Tablet Mfg | Massachusetts |
| 48 | Ruth M. Girard | 25 | Wife | — | Massachusetts |
| 49 | Bridget A. Malone | 65 | Lodger | — | Free State Ireland |
| 50 | James Healy | 62 | Head | Fireman | Ireland |
| 51 | Mary A. Healy THIS PERSON | 62 | Wife | — | Ireland |
| 52 | Peter Healy | 55 | Brother | Sorter | Free State Ireland |
| 53 | Katherine Healy | 25 | Daughter | Cashier | Massachusetts |
| 54 | James Healy | 22 | Son | — | Massachusetts |
| 55 | Gilbert Mcconnell | 54 | Head | Superintendent | Canada |
| 56 | Alice Mcconnell | 60 | Wife | — | Massachusetts |
| 57 | Samuel Stanley | 47 | Head | Foreman | New Jersey |
| 58 | Marie Stanley | 45 | Wife | — | Massachusetts |
| 59 | Ruth Stanley | 18 | Daughter | Waitress | Massachusetts |
| 60 | Paul Stanley | 16 | Son | — | Massachusetts |
| 61 | Mary Concannon | 68 | Head | — | England |
| 62 | Catherine Sivool|Sivrol | 51 | Daughter | Waitress | England |
| 63 | Martin Concannon | 47 | Son | Salesman | England |
| 64 | Thomas H. Concannon | 45 | Son | — | Massachusetts |
| 65 | William F. Concannon | 44 | Son | Engineer | Massachusetts |
| 66 | Charles F. Hainsworth | 64 | Head | Plumber | Massachusetts |
| 67 | Alice M. Murdock | 62 | Sister | — | Massachusetts |
| 68 | Norman Macintire | 32 | Head | — | England |
| 69 | Amelia Macintire | 30 | Wife | — | Massachusetts |
| 70 | Elizabeth Macintire | 3 | Daughter | — | Massachusetts |
| 71 | Joseph Sacco | 69 | Head | Carpenter | Italy |
| 72 | Pellegrina Sacco | 65 | Wife | — | Italy |
| 73 | John Noonan | 48 | Head | Police Officer | Massachusetts |
| 74 | Alice Noonan | 47 | Wife | — | Massachusetts |
| 75 | Albert Runge | 43 | Head | Baker | Germany |
| 76 | Irene Runge | 36 | Wife | — | Scotland |
| 77 | Albert Jr. Runge | 14 | Son | Helper | Massachusetts |
| 78 | Gordon Runge | 13 | Son | — | Massachusetts |
| 79 | Virginia Runge | 14 | Daughter | — | Massachusetts |
| 80 | Louise Albrecht | 26 | Head | Hairdresser | 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)