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James Mulligan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this James Mulligan across the 1910 and 1920 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1904), then head of a 9-person household.
Age 16
b. ~1904
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Philadelphia, Pennsylvania |
| Surname | Mulligan |
| Given Name | James P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Winder |
| Industry | Cotton Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Winder |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1904 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Matthew Mulligan | Son | — | 7 | ~1913 |
| Agnes Mulligan | Daughter | — | 12 | ~1908 |
| Mary Mulligan | Daughter | — | 18 | ~1902 |
| Charles Mulligan | Head | — | 57 | ~1863 |
| William Mulligan | Son | — | 10 | ~1910 |
| Julia Mulligan | Spouse | — | 54 | ~1866 |
| James Mulligan | Son | — | 16 | ~1904 |
| Anna Mulligan | Daughter | — | 19 | ~1901 |
| Charles Mulligan | Son | — | 21 | ~1899 |
Census Appearances
1910
Philadelphia, Pennsylvania
Son, age 7
Philadelphia, Pennsylvania · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Milligan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Son, age 16
Philadelphia, Pennsylvania · implied b. ~1904 — 9 household members
| Surname | Mulligan |
| Given Name | James P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Winder |
| Industry | Cotton Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 James Mulligan across 2 US Census years (1910 and 1920) in Philadelphia, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
James Mulligan
Son · 1920 · age 16 · b. ~1904 · Pennsylvania
★ You are viewing this record
Sibling
Mary Mulligan
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Matthew Mulligan
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mulligan
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Mulligan
Sibling · 1920 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Mulligan
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Mulligan
Sibling · 1920 · age 19
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:0856)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Andrew Muldowney | 7 | Son | — | Pennsylvania |
| 2 | Kathleen Muldowney | 14 | Daughter | — | Pennsylvania |
| 3 | Thomas Muldowney | 50 | Brother | Laborer | England |
| 4 | Thomas Maguire | 44 | Head | Electrician | Ireland |
| 5 | Margaret Maguire | 40 | Wife | — | Scotland |
| 6 | Elizabeth E. Maguire | 19 | Daughter | Telephone Oper. | Scotland |
| 7 | Robert Maguire | 17 | Son | Passer Boy | Scotland |
| 8 | Isabel Maguire | 16 | Daughter | Braider | Scotland |
| 9 | Connor R. Maguire | 14 | Son | — | Scotland |
| 10 | Annie Maguire | 12 | Daughter | — | Scotland |
| 11 | Thomas P. Maguire | 9 | Son | — | Scotland |
| 12 | Margaret Maguire | 6 | Daughter | — | Pennsylvania |
| 13 | Martha E. Maguire | 3 | Daughter | — | Pennsylvania |
| 14 | Charles E. Mulligan | 57 | Head | Driver | Pennsylvania |
| 15 | Julia C. Mulligan | 54 | Wife | — | Pennsylvania |
| 16 | Charles E. Mulligan | 21 | Son | Shipper | Pennsylvania |
| 17 | Anna Mulligan | 19 | Daughter | Winder | Pennsylvania |
| 18 | Mary E. Mulligan | 18 | Daughter | Weaver | Pennsylvania |
| 19 | James P. Mulligan THIS PERSON | 16 | Son | Winder | Pennsylvania |
| 20 | Agnes Mulligan | 12 | Daughter | — | Pennsylvania |
| 21 | William Mulligan | 10 | Son | — | Pennsylvania |
| 22 | Matthew M. Mulligan | 7 | Son | — | Pennsylvania |
| 23 | Lucas Terefinko | 32 | Head | Repair Man | Galicia Pol. |
| 24 | Anna Terefinko | 28 | Wife | — | Galicia Pol. |
| 25 | Catherine Terefinko | 8 | Daughter | — | Pennsylvania |
| 26 | Mary Terefinko | 6 | Daughter | — | Pennsylvania |
| 27 | Stanley Terefinko | 4 | Son | — | Pennsylvania |
| 28 | Michael Terefinko | 2 | Son | — | Pennsylvania |
| 29 | Nicolas Terefinko | 0 | Son | — | Pennsylvania |
| 30 | James Farley | 60 | Head | Filler | Ireland |
| 31 | Charlotte Farley | 60 | Wife | — | Ireland |
| 32 | Joseph W. Farley | 32 | Son | Examiner | Pennsylvania |
| 33 | Charles D. Farley | 31 | Son | Painter | Pennsylvania |
| 34 | Eleanor C. Farley | 27 | Daughter | Teacher | Pennsylvania |
| 35 | Joseph J. Ems | 55 | Head | Fireman | Germany |
| 36 | Mary Ems | 55 | Wife | — | Germany |
| 37 | Joseph H. Ems | 18 | Son | Payroll Clerk | Pennsylvania |
| 38 | John E. Ems | 15 | Son | — | Pennsylvania |
| 39 | Gerard F. Ems | 8 | Son | — | Pennsylvania |
| 40 | Catherine M. Ems | 7 | Daughter | — | Pennsylvania |
| 41 | Edward F. Cassidy | 73 | Head | — | Ireland |
| 42 | Mary Cassidy | 73 | Wife | — | Ireland |
| 43 | Elizabeth M. Cassidy | 42 | Daughter | Bookkeeper | Pennsylvania |
| 44 | Michael P. Price | 56 | Head | Laborer | Ireland |
| 45 | Bridget Price | 51 | Wife | — | Ireland |
| 46 | Mary A. Price | 23 | Daughter | Telephone Oper. | Pennsylvania |
| 47 | John Price | 19 | Son | Conductor | Pennsylvania |
| 48 | Mildred E. Price | 16 | Daughter | Telephone Oper. | Pennsylvania |
| 49 | Thomas N. Price | 12 | Son | — | Pennsylvania |
| 50 | Edward Griffin | 22 | Boarder | Collector | Pennsylvania |
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)