MK
Mary Kennedy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Norfolk, Massachusetts
Our Model Tree links this Mary Kennedy across the 1920 and 1930 US Censuses in Norfolk, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1917), then head of a 12-person household.
Age 13
b. ~1917
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Norfolk, Massachusetts |
| Surname | Kennedy |
| Given Name | Mary A |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Foxborough Town Part Of |
| Est. Birth Year | ~1917 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Kennedy | Daughter | — | 13 | ~1917 |
| Rita Kennedy | Daughter | — | 11 | ~1919 |
| Eleanor Kennedy | Daughter | — | 17 | ~1913 |
| Angela Kennedy | Daughter | — | 5 | ~1925 |
| Stephen Kennedy | Head | — | 48 | ~1882 |
| Eleanor Kennedy | Other | — | 44 | ~1886 |
| William Kennedy | Son | — | 7 | ~1923 |
| Thomas Kennedy | Son | — | 9 | ~1921 |
| Walter Kennedy | Son | — | 21 | ~1909 |
| Joseph Kennedy | Son | — | 12 | ~1918 |
| Justin Kennedy | Son | — | 1 | ~1929 |
| Stephen Kennedy | Son | — | 15 | ~1915 |
Census Appearances
1920
Norfolk, Massachusetts
Daughter, age 3
Norfolk, Massachusetts · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Norfolk, Massachusetts
Daughter, age 13
Norfolk, Massachusetts · implied b. ~1917 — 12 household members
| Surname | Kennedy |
| Given Name | Mary A |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| 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 Kennedy across 2 US Census years (1920 and 1930) in Norfolk, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Kennedy
Daughter · 1930 · age 13 · b. ~1917 · Massachusetts
★ You are viewing this record
Sibling
Rita Kennedy
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stephen Kennedy
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Kennedy
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Kennedy
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Angela Kennedy
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Justin Kennedy
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Kennedy
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Kennedy
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Kennedy
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Norfolk, Massachusetts
Open full size
1930 US Federal Census — Norfolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel934:0607)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fuller: Gertrude R | 0 | daughter | None | Massachusetts |
| 2 | Gabriel: Emily | 16 | servant | Servant | Massachusetts |
| 3 | Sadie C Cleveland | 66 | Head-H | Hat Maker | Massachusetts |
| 4 | Alfred J Ruplaet | 33 | Head | Baker | Massachusetts |
| 5 | Lillian E Ruplaet | 27 | Wife-H | None | England |
| 6 | Geraldine E Ruplaet | 6 | daughter | None | Massachusetts |
| 7 | Alfred J. Jr Ruplaet | 2 | son | None | Massachusetts |
| 8 | Arthur J Landry | 23 | Head | Meat Cutter | Massachusetts |
| 9 | Luceta D Landry | 23 | Wife-H | None | Canada French |
| 10 | Mary L Landry | 0 | daughter | None | Massachusetts |
| 11 | Alilo M Garment | 50 | Head-H | Milliner | England |
| 12 | Samil: Maude M Garment | 46 | Boarder | Filing Clerk | Canada English |
| 13 | Stephen J Kennedy | 48 | Head | Rr Mail Clerk | Massachusetts |
| 14 | Eleanor L Kennedy | 44 | Wife-H | None | Massachusetts |
| 15 | Walter S Kennedy | 21 | son | Machine Operator | Massachusetts |
| 16 | Eleanor M Kennedy | 17 | daughter | None | Massachusetts |
| 17 | Stephen J Jr Kennedy | 15 | son | None | Massachusetts |
| 18 | Mary A Kennedy THIS PERSON | 13 | daughter | None | Massachusetts |
| 19 | Joseph Kennedy | 12 | son | None | Massachusetts |
| 20 | Rita Kennedy | 11 | daughter | None | Massachusetts |
| 21 | Thomas E Kennedy | 9 | son | None | Massachusetts |
| 22 | William B Kennedy | 7 | son | None | Massachusetts |
| 23 | Angela Kennedy | 5 | daughter | None | Massachusetts |
| 24 | Justin C Kennedy | 1 | son | None | Massachusetts |
| 25 | Evelyn S Penney | 36 | Head-H | Hat Maker | Massachusetts |
| 26 | Frederick W Penney | 16 | son | None | Massachusetts |
| 27 | Charlotte A Penney | 12 | daughter | None | Massachusetts |
| 28 | Frank W Penney | 10 | son | None | Massachusetts |
| 29 | Theron O Nichols | 52 | Head | Shipping Clerk | Canada English |
| 30 | Racheal S Nichols | 58 | Wife-H | None | England |
| 31 | Helen A Hannan | 18 | Roomer | None | Massachusetts |
| 32 | Rolon W Foster | 49 | Head | Clerical | Massachusetts |
| 33 | Edna M Foster | 13 | daughter | None | Massachusetts |
| 34 | Edward R Balen | 41 | Head | Travel Salesman | Massachusetts |
| 35 | Florence L Balen | 43 | Wife-H | None | New York |
| 36 | Bradley R Balen | 22 | son | Training Course | Illinois |
| 37 | Randall H Balen | 14 | son | None | New York |
| 38 | Donald B Balen | 12 | son | None | Massachusetts |
| 39 | Arthur P Green | 44 | Head | Proprietor | England |
| 40 | Edith M Green | 45 | Wife-H | Saleslady | Rhode Island |
| 41 | Elizabeth L Green | 10 | daughter | None | Rhode Island |
| 42 | Audrey C Green | 3 | daughter | None | Canada English |
| 43 | Koresa Darling | 27 | Roomer | Stenographer | Massachusetts |
| 44 | Homer Powers | 61 | Head | Broker | Connecticut |
| 45 | Elsa B Powers | 53 | Wife-H | None | Canada English |
| 46 | Lyman W Powers | 21 | son | Apprentice | New Hampshire |
| 47 | E. Pauline Powers | 16 | daughter | None | Massachusetts |
| 48 | Harvey W Kierstead | 23 | Head | Assembler | Canada English |
| 49 | Gloria Kierstead | 23 | Wife-H | Laundress | Maine |
| 50 | Daniel Murray | 58 | Head | Assembler | Georgia |
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)