MK
Mary Kenney — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Mary Kenney across the 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1876), then head of a 7-person household.
Age 54
b. ~1876
Female
Spouse
Born: Irish Free State
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Kenney |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1891 |
| Age at First Marriage | 27 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | irish free state |
| Township / Ward | Malden City |
| Est. Birth Year | ~1876 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Thomas Kenney | Son | — | 21 | ~1909 |
| Michael Kenney | Head | — | 53 | ~1877 |
| John Kenney | Son | — | 18 | ~1912 |
| Thomas Kenney | Son | — | 23 | ~1907 |
| Katherine Kenney | Daughter | — | 25 | ~1905 |
| Mary Kenney | Spouse | — | 54 | ~1876 |
| James Kenney | Son | — | 14 | ~1916 |
Census Appearances
1930
Middlesex, Massachusetts
Spouse, age 54
Middlesex, Massachusetts · implied b. ~1876 — 7 household members
| Surname | Kenney |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1891 |
| Age at First Marriage | 27 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | irish free state |
1940
Worcester-County, Massachusetts
Spouse, age 65
Worcester-County, Massachusetts · implied b. ~1875 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keaney |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Worcester city |
| 1935 Residence (County) | Worc. |
| Naturalization Status | Naturalized |
| Highest Grade | G 6 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
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 Kenney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Kenney
Spouse · 1930 · age 54 · b. ~1876 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel922:0772)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Agnes M. Whelan | 12 | Niece | — | Massachusetts |
| 52 | Michael Kenney | 53 | Head | Foreman | Irish Free State |
| 53 | Mary Kenney THIS PERSON | 54 | Wife | — | Irish Free State |
| 54 | Katherine M. Kenney | 25 | Daughter | Bookkeeper | Massachusetts |
| 55 | Thomas J. Kenney | 23 | Son | Clerk | Massachusetts |
| 56 | Thomas C. Kenney | 21 | Son | Clerk | Massachusetts |
| 57 | John F. Kenney | 18 | Son | Salesman | Massachusetts |
| 58 | James E. Kenney | 14 | Son | — | Massachusetts |
| 59 | John J. Twohig | 45 | Head | Clerk | Irish Free State |
| 60 | Katherine M. Twohig | 49 | Wife | — | Massachusetts |
| 61 | Elizabeth M. Twohig | 20 | Daughter | Saleslady | Massachusetts |
| 62 | Katherine R. Twohig | 20 | Daughter | Saleslady | Massachusetts |
| 63 | Ralph E. Eaton | 29 | Head | Accountant | Vermont |
| 64 | Marion P. Eaton | 29 | Wife | — | Massachusetts |
| 65 | Virginia Eaton | 4 | Daughter | — | Massachusetts |
| 66 | Dorothy L. Eaton | 1 | Daughter | — | Massachusetts |
| 67 | Margaret L. Perkins | 57 | Mother | — | Massachusetts |
| 68 | John W. Walden | 26 | Head | Salesman | Massachusetts |
| 69 | Mildred L. Walden | 25 | Wife | — | Canada English |
| 70 | Barbara G. Walden | 4 | Daughter | — | Massachusetts |
| 71 | Jackie M. Walden | 3 | Son | — | Massachusetts |
| 72 | Peggy E. Walden | 1 | Daughter | — | Massachusetts |
| 73 | Lillian M. Quirk | 46 | Head | Missionary | Irish Free State |
| 74 | Fred B. Fortune | 68 | Head | Plumber | Massachusetts |
| 75 | Eva M. Fortune | 62 | Wife | — | Massachusetts |
| 76 | Ernest R. Call | 43 | Head | Electrician | Maine |
| 77 | Elva B. Call | 31 | Wife | — | Maine |
| 78 | Emilie E. Call | 4 | Daughter | — | Massachusetts |
| 79 | Thomas H. Johnston | 47 | Head | Chauffeur | Irish Free State |
| 80 | Elizabeth Johnston | 39 | Wife | — | Irish Free State |
| 81 | Muriel S. Johnston | 17 | Daughter | Secretary | Massachusetts |
| 82 | Margaret E. Johnston | 15 | Daughter | — | Massachusetts |
| 83 | George T. Johnston | 14 | Son | — | Massachusetts |
| 84 | Florence E. Johnston | 10 | Daughter | — | Massachusetts |
| 85 | Thomas R. Johnston | 5 | Son | — | Massachusetts |
| 86 | Margaret Leary | 34 | Roomer | Graduate Nurse | Canada English |
| 87 | David J. Murray | 41 | Head | Fireman | Massachusetts |
| 88 | Mary E. Murray | 41 | Wife | — | Massachusetts |
| 89 | Frank Murray | 16 | Son | — | Massachusetts |
| 90 | Gertrude Murray | 14 | Daughter | — | Massachusetts |
| 91 | James Murray | 12 | Son | — | Massachusetts |
| 92 | Daniel J. Callahan | 55 | Head | Cutter | Massachusetts |
| 93 | Mary A. Callahan | 50 | Wife | Clerk | Massachusetts |
| 94 | Richard T. Baker | 37 | Head | Civil Engineer | Massachusetts |
| 95 | Evelyn G. Baker | 30 | Wife | — | Massachusetts |
| 96 | Jean M. Baker | 4 | Daughter | — | Massachusetts |
| 97 | Martha V. Baker | 51 | Sister | Forelady | Canada English |
| 98 | Carrie L. Baker | 50 | Sister | — | Canada English |
| 99 | Alice L. Baker | 48 | Sister | Hand Sewer | Canada English |
| 100 | Paul J. Buran | 40 | Head | Laborer | Czechoslovakia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)