MJ
Mary Joyce — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Mary Joyce across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1868), then head of a 5-person household.
Age 72
b. ~1868
Female
Spouse
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Joyce |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Chelsea |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 0 |
| 1935 Residence | Mass |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Revere City |
| Est. Birth Year | ~1868 |
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 |
|---|---|---|---|---|
| Mary Joyce | Spouse | — | 72 | ~1868 |
| Katharine Joyce | Daughter | — | 45 | ~1895 |
| James Joyce | Son | — | 36 | ~1904 |
| Josephine Lurkin | Daughter | — | 37 | ~1903 |
| George Joyce | Head | — | 74 | ~1866 |
Census Appearances
1920
Suffolk, Massachusetts
Spouse, age 49
Suffolk, Massachusetts · implied b. ~1871 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Joyce |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1883 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Suffolk, Massachusetts
Spouse, age 63
Suffolk, Massachusetts · implied b. ~1867 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Joyce |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1884 |
| 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 72
Suffolk-County, Massachusetts · implied b. ~1868 — 5 household members
| Surname | Joyce |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Chelsea |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Highest Grade | 0 |
| 1935 Residence | Mass |
| 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 Joyce across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Joyce
Spouse · 1940 · age 72 · b. ~1868 · 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-t0627-01644-00242)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Sarajian | 16 | Son | — | Mass |
| 2 | Grace Sarajian | 12 | Daughter | — | Mass |
| 3 | Krilovicie Aprilovicie | 33 | Head | Painter | Mass |
| 4 | Theresa Aprilovicie | 33 | Wife | Seamstress | Italy |
| 5 | Josephine Aprilovicie | 9 | Daughter | — | Mass |
| 6 | Florence Aprilovicie | 7 | Daughter | — | Mass |
| 7 | Mary Aprilovicie | 5 | Daughter | — | Mass |
| 8 | Wilfred Phelan | 46 | Head | Salesman | Mass |
| 9 | Catherine Phelan | 44 | Wife | — | Mass |
| 10 | Eleanor Phelan | 24 | Daughter | School Teacher | Mass |
| 11 | Wilfred Phelan | 20 | Son | New Worker | Mass |
| 12 | Catharine Mcflynn | 78 | Mother-in-law | — | Mass |
| 13 | Chas. Carroll | 42 | Head | Electrician | Mass |
| 14 | Mary Carroll | 33 | Wife | — | Mass |
| 15 | Charles Carroll | 9 | Son | — | Mass |
| 16 | Henry L. Browning | 47 | Head | Soldiers R. Commissioner | Ireland |
| 17 | Rena Browning | 39 | Wife | — | Mass |
| 18 | Lois Browning | 11 | Daughter | — | Mass |
| 19 | Arlene Browning | 8 | Daughter | — | Mass |
| 20 | Rena Browning | 2 | Daughter | — | Mass |
| 21 | Bridget Baldwin | 79 | Mother-in-law | — | Newfoundland |
| 22 | Alfred Murray | 35 | Head | Electrical Plater | Canada Eng |
| 23 | Ethel Murray | 31 | Wife | — | Mass |
| 24 | Donald Murray | 6 | Son | — | Mass |
| 25 | Peter Reardon | 65 | Boarder | — | Ireland |
| 26 | Arthur Richard | 37 | Head | Operator | Mass |
| 27 | Alice Richard | 29 | Wife | — | Mass |
| 28 | Maureen Richard | 2 | Daughter | — | Mass |
| 29 | George Joyce | 74 | Head | — | Ireland |
| 30 | Mary Joyce THIS PERSON | 72 | Wife | — | Ireland |
| 31 | Katharine Joyce | 45 | Daughter | Boxmaker | Mass |
| 32 | James Joyce | 36 | Son | Pressfeeder | Mass |
| 33 | Josephine Lurkin | 37 | Daughter | Boxmaker | Mass |
| 34 | Ellen Duggan | 76 | Head | — | Ireland |
| 35 | John Duggan | 41 | Son | Waiter | Mass |
| 36 | Katharine Duggan | 38 | Daughter | Saleslady | Mass |
| 37 | Stephen Duggan | 35 | Son | Clerk | Mass |
| 38 | Arthur Gates | 57 | Head | Supervisor | New Hampshire |
| 39 | Olive Gates | 52 | Wife | — | Philadelphia, PA |
| 40 | Kate Afflerbach | 80 | Aunt | — | Philadelphia, PA |
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)