RK
Robert Kennedy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Westchester-County, New York
Our Model Tree links this Robert Kennedy across the 1930 and 1940 US Censuses in Westchester-County, New York (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 14-person household.
Age 14
b. ~1926
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Westchester-County, New York |
| Surname | Kennedy |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Bronxville Village |
| 1935 Residence (County) | Westchester |
| Additional Details | |
| Hours Worked | 6 |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Bronxville Village |
| Est. Birth Year | ~1926 |
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.
14 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Kathleen Kennedy | Daughter | — | 20 | ~1920 |
| Rosemary Kennedy | Daughter | — | 21 | ~1919 |
| Patricia Kennedy | Daughter | — | 15 | ~1925 |
| Jean Kennedy | Daughter | — | 12 | ~1928 |
| Eunice Kennedy | Daughter | — | 18 | ~1922 |
| Joseph Kennedy | Head | — | 51 | ~1889 |
| Elizabeth Dunn | Other | — | 25 | ~1915 |
| Margaret Ambrose | Other | — | 39 | ~1901 |
| Loretta Ham | Other | — | 45 | ~1895 |
| Joseph Kennedy | Son | — | 24 | ~1916 |
| Robert Kennedy | Son | — | 14 | ~1926 |
| John Kennedy | Son | — | 22 | ~1918 |
| Edward Kennedy | Son | — | 8 | ~1932 |
| Rose Kennedy | Spouse | — | 48 | ~1892 |
Census Appearances
1930
Westchester, New …
Son, age 4
Westchester, New York · implied b. ~1926 — 16 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Westchester-County, New …
Son, age 14
Westchester-County, New York · implied b. ~1926 — 14 household members
| Surname | Kennedy |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Bronxville Village |
| 1935 Residence (County) | Westchester |
| Hours Worked | 6 |
| Highest Grade | 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 Robert Kennedy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Kennedy
Son · 1940 · age 14 · b. ~1926 · New York
★ You are viewing this record
Sibling
Kathleen Kennedy
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Kennedy
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosemary Kennedy
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kennedy
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Kennedy
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Kennedy
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Kennedy
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eunice Kennedy
Sibling · 1940 · age 18
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
1940 US Federal Census — Westchester-County, New York
Open full size
1940 US Federal Census — Westchester-County, New York
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02802-00867)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elizabeth Mackinnon | 11 | Daughter | — | Nebraska |
| 42 | Emma Lagerloff | 57 | Maid | General Houseworker | Sweden |
| 43 | Ward M. Miller | 52 | Head | Vice-President | Michigan |
| 44 | Joyce C. Miller | 44 | Wife | — | Louisiana |
| 45 | Elizabeth Miller | 21 | Daughter | — | D.C. |
| 46 | Constance Haver | 40 | Maid | General Houseworker | Jamaica |
| 47 | Royal B. Mudge | 51 | Head | Consulting Engineer | Michigan |
| 48 | Madeleine P. Mudge | 49 | Wife | — | Nebraska |
| 49 | Margaret Mudge | 26 | Daughter | — | Michigan |
| 50 | Minnie H. Haygrow | 36 | Maid | General Houseworker | Georgia |
| 51 | Joseph P. Kennedy | 51 | Head | Diplomatic Representative | Massachusetts |
| 52 | Rose Kennedy | 48 | Wife | — | Massachusetts |
| 53 | Joseph Jr. Kennedy | 24 | Son | — | Massachusetts |
| 54 | Rosemary Kennedy | 21 | Daughter | — | Massachusetts |
| 55 | John Kennedy | 22 | Son | — | Massachusetts |
| 56 | Kathleen Kennedy | 20 | Daughter | — | Massachusetts |
| 57 | Eunice Kennedy | 18 | Daughter | — | Massachusetts |
| 58 | Patricia Kennedy | 15 | Daughter | — | Massachusetts |
| 59 | Robert Kennedy THIS PERSON | 14 | Son | — | Massachusetts |
| 60 | Jean Kennedy | 12 | Daughter | — | Massachusetts |
| 61 | Edward Kennedy | 8 | Son | — | Massachusetts |
| 62 | Loretta Ham | 45 | Maid | General Houseworker | New York |
| 63 | Margaret Ambrose | 39 | Cook | Cook | Eire |
| 64 | Elizabeth Dunn | 25 | Secretary | Secretary | Massachusetts |
| 65 | Louis J. Tyminsky | 42 | Head | Gardener | Poland |
| 66 | Margaret Tyminsky | 48 | Wife | — | New York |
| 67 | Stephen Tyminsky | 11 | Son | — | New York |
| 68 | David Deignan | 51 | Head | Chauffeur | England |
| 69 | Katharine Deignan | 48 | Wife | — | England |
| 70 | Joan Deignan | 15 | Daughter | — | New York |
| 71 | Francis Deignan | 14 | Son | — | New York |
| 72 | Elizabeth Deignan | 12 | Daughter | — | New York |
| 73 | Julian Rice | 45 | Head | Teacher & Contract Bridge | New York |
| 74 | Mary Rice | 46 | Wife | — | Massachusetts |
| 75 | Julian Jr. Rice | 19 | Son | — | New York |
| 76 | Deane C. Rice | 7 | Son | — | New York |
| 77 | Winton Rossiter | 50 | Head | Stock Broker | New York |
| 78 | Dorothy Rossiter | 49 | Wife | — | New Jersey |
| 79 | Clinton L. Rossiter | 22 | Son | — | Pennsylvania |
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)