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Mary Mckay — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Providence-County, Rhode Island
Our Model Tree links this Mary Mckay across the 1930 and 1940 US Censuses in Providence-County, Rhode Island (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 5-person household.
Age 44
b. ~1896
Female
Head
Born: Massachusetts
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Providence-County, Rhode Island |
| Surname | McKay |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Providence City |
| 1935 Residence (County) | Providence |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Providence City |
| Est. Birth Year | ~1896 |
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 |
|---|---|---|---|---|
| Catherine Donigian | Daughter | — | 17 | ~1923 |
| John Donigian | Son | — | 19 | ~1921 |
| Margaret Donigian | Daughter | — | 19 | ~1921 |
| Cornelius Mckay | Son | — | 19 | ~1921 |
| Mary Mckay | Head | — | 44 | ~1896 |
Census Appearances
1930
Providence, Rhode …
Other, age 35
Providence, Rhode Island · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKay |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 33 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Providence-County, Rhode …
Head, age 44
Providence-County, Rhode Island · implied b. ~1896 — 5 household members
| Surname | McKay |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Providence City |
| 1935 Residence (County) | Providence |
| Highest Grade | No 7 |
| 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 Mckay across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mckay
Head · 1940 · age 44 · b. ~1896 · Rhode Island
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Providence-County, Rhode Island
Open full size
1940 US Federal Census — Providence-County, Rhode Island
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03776-00046)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry Day | 35 | Head | General Clerical Work | Massachusetts |
| 2 | Elizabeth Bessie Day | 35 | Wife | — | New Hampshire |
| 3 | Elinor Day | 15 | Daughter | — | Massachusetts |
| 4 | Marion Day | 12 | Daughter | — | Rhode Island |
| 5 | Gladys Day | 9 | Daughter | — | Rhode Island |
| 6 | Alice Day | 6 | Daughter | — | Rhode Island |
| 7 | Charles Day | 4 | Son | — | Rhode Island |
| 8 | Bessie Day | 2 | Daughter | — | Rhode Island |
| 9 | Joseph Perreault | 27 | Head | Truck Driver | Rhode Island |
| 10 | Dorothy Perreault | 29 | Wife | — | Maine |
| 11 | Joseph Jr. Perreault | 7 | Son | — | Rhode Island |
| 12 | Dorothy Perreault | 6 | Daughter | — | Rhode Island |
| 13 | Emil Perreault | 3 | Son | — | Rhode Island |
| 14 | Elizabeth Bartlet | 76 | Head | — | Scotland |
| 15 | Horace Webster | 71 | Head | Handy Man | Maine |
| 16 | Martha Webster | 59 | Wife | — | Maine |
| 17 | William Webster | 24 | Son | — | Maine |
| 18 | Catherine Dunavan | 42 | Head | Spooler | Eire |
| 19 | Michael Murphy | 43 | Head | Laborer | Rhode Island |
| 20 | Mary Mckay THIS PERSON | 44 | Head | — | Massachusetts |
| 21 | Cornelius Mckay | 19 | Son | — | Rhode Island |
| 22 | John Donigian | 19 | Son | Cutter | Rhode Island |
| 23 | Margaret Donigian | 19 | Daughter | Service Girl | Rhode Island |
| 24 | Catherine Donigian | 17 | Daughter | Packer | Rhode Island |
| 25 | Joseph Mcmahon | 50 | Head | Watchman | Rhode Island |
| 26 | Alice Mcmahon | 47 | Wife | — | Massachusetts |
| 27 | Alice G. Mcmahon | 15 | Daughter | Sewing | Rhode Island |
| 28 | Joseph Jr. Mcmahon | 17 | Son | Forest Worker | Rhode Island |
| 29 | Owen Mcmahon | 16 | Son | — | Rhode Island |
| 30 | Evelyn Mcmahon | 13 | Daughter | — | Rhode Island |
| 31 | Shirley Mcmahon | 9 | Daughter | — | Rhode Island |
| 32 | Ray Mcmahon | 8 | Son | — | Rhode Island |
| 33 | Alexander Wood | 56 | Head | — | Rhode Island |
| 34 | Ruth Wood | 39 | Wife | — | Rhode Island |
| 35 | William Wood | 17 | Son | Forest Worker | Rhode Island |
| 36 | Ruth Wood | 15 | Daughter | — | Rhode Island |
| 37 | Thelma Wood | 13 | Daughter | — | Rhode Island |
| 38 | Ada Wood | 8 | Daughter | — | Rhode Island |
| 39 | David Wood | 8 | Son | — | Rhode Island |
| 40 | Eugene Wood | 7 | Son | — | Rhode Island |
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)