RK
Robert Kennedy — 1930 US Census Record
Model Tree available1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Robert Kennedy across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents Dennis & Lewis — first a son (b.~1906), then head of a 6-person household.
Age 24
b. ~1906
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Kennedy |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Jobbing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Carpenter |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1906 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Mary Kennedy | Daughter | — | 26 | ~1904 |
| Dennis Kennedy | Head | — | 54 | ~1876 |
| Elizabeth Kennedy | Other | — | 50 | ~1880 |
| John Kennedy | Other | — | 50 | ~1880 |
| John Kennedy | Son | — | 22 | ~1908 |
| Robert Kennedy | Son | — | 24 | ~1906 |
Census Appearances
1910
Philadelphia, Pennsylvania
Son, age 4
Philadelphia, Pennsylvania · implied b. ~1906 — 6 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 | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Son, age 13
Philadelphia, Pennsylvania · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Machinist |
| Industry | Ship Yard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Son, age 24
Philadelphia, Pennsylvania · implied b. ~1906 — 6 household members
| Surname | Kennedy |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Carpenter |
| Industry | Jobbing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage. Identified parents: father Dennis Kennedy (~0.92 confidence) and father Lewis Kennedy (~0.92 confidence) and mother Elizabeth Kennedy (~0.92 confidence) and father John Kennedy (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Dennis Kennedy
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Lewis Kennedy
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Kennedy
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
John Kennedy
b. ~1884
Source father
● Household
· direct · ~0.92
This person
Anchor record
Robert Kennedy
Son · 1930 · age 24 · b. ~1906 · Pennsylvania
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Sibling
Mary Kennedy
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kennedy
Sibling · 1930 · age 22
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 — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
38 people indexed on this census page (ia:1930:fifteenthcensus00reel2130rs:0608)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Peter S. White | 69 | Head | Examining Officer | Pennsylvania |
| 2 | Louise M. White | 67 | Wife-H | — | Pennsylvania |
| 3 | Anna White | 42 | Daughter | Teacher | Pennsylvania |
| 4 | Miriam White | 41 | Daughter | Nurse | Pennsylvania |
| 5 | Esther White | 30 | Daughter | Teacher | Pennsylvania |
| 6 | Charles H. Ritner | 45 | Head | Pressman | Pennsylvania |
| 7 | Elisa O. Ritner | 43 | Wife-H | — | Pennsylvania |
| 8 | Wayne Ritner | 20 | Son | Salesman | Pennsylvania |
| 9 | Raymond Ritner | 20 | Son | Printer | Pennsylvania |
| 10 | Eva E. Aughinbaugh | 70 | Mother-in-law | — | Pennsylvania |
| 11 | Andrew Didrich | 36 | Head | X-Raying | New Jersey |
| 12 | Florence R. Didrich | 38 | Wife-H | — | Pennsylvania |
| 13 | Andrew J. Didrich | 7 | Son | — | Pennsylvania |
| 14 | Jean P. Didrich | 4 | Daughter | — | Pennsylvania |
| 15 | John J. Murray | 56 | Head | Plumber | Pennsylvania |
| 16 | Thomas Murray | 50 | Brother | Clerk | Pennsylvania |
| 17 | Anna Murray | 45 | Sister | Dress Fitter | Pennsylvania |
| 18 | Margaret Patterson | 47 | Sister-W | — | Pennsylvania |
| 19 | Robert Patterson | 21 | Nephew | Clerk | Pennsylvania |
| 20 | Dennis J. Kennedy | 54 | Head | Foreman Carpenter | Pennsylvania |
| 21 | Elizabeth Kennedy | 50 | Wife-H | — | Pennsylvania |
| 22 | Mary Kennedy | 26 | Daughter | Clerk | Pennsylvania |
| 23 | Robert Kennedy THIS PERSON | 24 | Son | Carpenter | Pennsylvania |
| 24 | John Kennedy | 22 | Son | Carpenter | Pennsylvania |
| 25 | John Kennedy | 50 | Brother | Salesman | Pennsylvania |
| 26 | J. Frank Dittin | 52 | Head | Carpenter | Pennsylvania |
| 27 | Mary Dittin | 51 | Wife-H | — | Pennsylvania |
| 28 | Mildred L. Dittin | 22 | Daughter | Stenographer | Pennsylvania |
| 29 | Frank P. Dittin | 15 | Son | — | Pennsylvania |
| 30 | Edward J. Graham | 55 | Head | Proprietor | Pennsylvania |
| 31 | Sarah Graham | 53 | Wife-H | — | Northern Ireland |
| 32 | Stewart E. Graham | 25 | Son | Under Writer | Pennsylvania |
| 33 | End Of Enumeration | None | Block 344 | — | — |
| 34 | Richard W. Whiteman | 45 | Head | Pipe Fitter | Penna |
| 35 | Sarah Whiteman | 70 | Mother-H | — | Penna |
| 36 | John L. Riddle | 68 | Cousin | — | Penna |
| 37 | John D. Gillings | 32 | Son Law | Salesman | New Jersey |
| 38 | Florence M. Gillings | 31 | Daughter | — | Penna |
Pedigree Summary
Robert + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)