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William Kennedy — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this William Kennedy across the 1910 and 1920 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1907), then head of a 9-person household.
Age 13
b. ~1907
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Philadelphia, Pennsylvania |
| Surname | Kennedy |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1907 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Mary Kennedy | Daughter | — | 18 | ~1902 |
| Helen Kennedy | Daughter | — | 7 | ~1913 |
| Catherine Kennedy | Daughter | — | 11 | ~1909 |
| Anna Kennedy | Daughter | — | 15 | ~1905 |
| John Kennedy | Head | — | 41 | ~1879 |
| Joseph Kennedy | Son | — | 4 | ~1916 |
| William Kennedy | Son | — | 13 | ~1907 |
| John Kennedy | Son | — | 9 | ~1911 |
| Mary Kennedy | Spouse | — | 38 | ~1882 |
Census Appearances
1910
Philadelphia, Pennsylvania
Son, age 3
Philadelphia, Pennsylvania · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Son, age 13
Philadelphia, Pennsylvania · implied b. ~1907 — 9 household members
| Surname | Kennedy |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| 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 William Kennedy across 2 US Census years (1910 and 1920) in Philadelphia, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
William Kennedy
Son · 1920 · age 13 · b. ~1907 · Pennsylvania
★ You are viewing this record
Sibling
Mary Kennedy
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Kennedy
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Kennedy
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kennedy
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Kennedy
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Kennedy
Sibling · 1920 · age 15
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
1920 US Federal Census — Philadelphia, Pennsylvania
Open full size
1920 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1635unit:0805)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John J. Kennedy | 41 | Head | Moulder | Ireland |
| 52 | Mary Kennedy | 38 | Wife | — | Ireland |
| 53 | Mary Kennedy | 18 | Daughter | Operator | Pennsylvania |
| 54 | Anna Kennedy | 15 | Daughter | — | Pennsylvania |
| 55 | William Kennedy THIS PERSON | 13 | Son | — | Pennsylvania |
| 56 | Catherine Kennedy | 11 | Daughter | — | Pennsylvania |
| 57 | John Kennedy | 9 | Son | — | Pennsylvania |
| 58 | Helen Kennedy | 7 | Daughter | — | Pennsylvania |
| 59 | Joseph Kennedy | 4 | Son | — | Pennsylvania |
| 60 | Joseph C. Sullivan | 36 | Head | Foreman | England |
| 61 | Marie A. Sullivan | 37 | Wife | — | England |
| 62 | John Sullivan | 11 | Son | — | Rhode Island |
| 63 | Helen Sullivan | 9 | Daughter | — | Rhode Island |
| 64 | Edward Sullivan | 5 | Son | — | Rhode Island |
| 65 | Joseph Sullivan | 3 | Son | — | Rhode Island |
| 66 | Arthur M. Sullivan | 1 | Son | — | New York |
| 67 | Dennis Sullivan | 25 | Brother | Laborer | England |
| 68 | William Sr. Reiff | 57 | Head | Button Maker | Germany |
| 69 | Minnie Reiff | 50 | Wife | — | Germany |
| 70 | William Jr. Reiff | 28 | Son | Button Maker | New Jersey |
| 71 | Bertha Reiff | 26 | Daughter | Sorter | Pennsylvania |
| 72 | Jeremiah O'Brien | 45 | Head | Heater | Pennsylvania |
| 73 | Margaret O'Brien | 47 | Wife | — | Pennsylvania |
| 74 | Dennis O'Brien | 15 | Son | Sheet Metal Worker | Pennsylvania |
| 75 | Jeremiah O'Brien | 11 | Son | — | Pennsylvania |
| 76 | Thomas O'Brien | 3 | Son | Weigher | Pennsylvania |
| 77 | Martin Cummings | 2 | Nephew | — | Massachusetts |
| 78 | James Ferguson | 40 | Head | Helper | Ireland |
| 79 | Mary Ferguson | 35 | Wife | — | Ireland |
| 80 | James Ferguson | 5 | Son | — | Pennsylvania |
| 81 | Thomas Ferguson | 4 | Son | — | Pennsylvania |
| 82 | Anna Ferguson | 2 | Daughter | — | Pennsylvania |
| 83 | Philip Ferguson | 0 | Son | — | Pennsylvania |
| 84 | Patrick Tovey | 30 | Head | Laborer | Ireland |
| 85 | Margaret Tovey | 35 | Wife | — | Ireland |
| 86 | Catherine Tovey | 6 | Daughter | — | Pennsylvania |
| 87 | Margaret Tovey | 4 | Daughter | — | Pennsylvania |
| 88 | Helen Tovey | 2 | Daughter | — | Pennsylvania |
| 89 | Anthony Malloy | 55 | Head | Shipping Clerk | Pennsylvania |
| 90 | Mary Malloy | 47 | Wife | — | Ireland |
| 91 | Joseph G. Malloy | 20 | Son | Laborer | Pennsylvania |
| 92 | David Malloy | 17 | Son | Office Boy | Pennsylvania |
| 93 | Elizabeth Malloy | 14 | Daughter | — | Pennsylvania |
| 94 | Wilbert Holtz | 32 | Head | Blacksmith | Maryland |
| 95 | Elsie Holtz | 28 | Wife | — | Germany |
| 96 | Wilbert Holtz | 4 | Son | — | Maryland |
| 97 | Robert Holtz | 2 | Son | — | Maryland |
| 98 | William Griffith | 36 | Head | Insurance Agent | Pennsylvania |
| 99 | Jennie Griffith | 36 | Wife | — | Ireland |
| 100 | William Griffith | 7 | Son | — | Pennsylvania |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)