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James Cassidy — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this James Cassidy across the 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1907), then head of a 8-person household.
Age 13
b. ~1907
Male
Son
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Cassidy |
| Given Name | James P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Chelmsford Town |
| 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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| John Cassidy | Son | — | 4 | ~1916 |
| Mary Cassidy | Daughter | — | 11 | ~1909 |
| Francis Cassidy | Son | — | 16 | ~1904 |
| James Cassidy | Son | — | 13 | ~1907 |
| Elizabeth Cassidy | Daughter | — | 14 | ~1906 |
| David Cassidy | Son | — | 3 | ~1917 |
| Patrick Cassidy | Head | — | 45 | ~1875 |
| Sarah Cassidy | Spouse | — | 42 | ~1878 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 3
Middlesex, Massachusetts · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cassidy |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 13
Middlesex, Massachusetts · implied b. ~1907 — 8 household members
| Surname | Cassidy |
| Given Name | James P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| 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 James Cassidy across 2 US Census years (1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
James Cassidy
Son · 1920 · age 13 · b. ~1907 · Massachusetts
★ You are viewing this record
Sibling
Mary Cassidy
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Cassidy
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Cassidy
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Cassidy
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Cassidy
Sibling · 1920 · age 16
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 — Middlesex, Massachusetts
Open full size
1920 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu706unit:0965)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alonzo Hillier | 38 | Wife | None | England |
| 2 | Annie Hillier | 11 | Daughter | None | Massachusetts |
| 3 | Edward Pelletier | 44 | Head | Weaver | Canada |
| 4 | Alice Pelletier | 47 | Wife | None | Canada |
| 5 | Regie Pelletier | 17 | Daughter | Spinner | Massachusetts |
| 6 | Marion Pelletier | 6 | Daughter | None | Massachusetts |
| 7 | Alfred Boucher | 32 | son-in-law | Weaver | Canada |
| 8 | Annie Boucher | 22 | Daughter | Battery Girl | Massachusetts |
| 9 | Frank Boucher | 20 | son-in-law | Helper | Canada |
| 10 | Selina Boucher | 19 | Daughter | Reaper | Massachusetts |
| 11 | John B Varite | 52 | Head | Repairman | Canada |
| 12 | Ida M Varite | 42 | Wife | None | Massachusetts |
| 13 | Gertrude V Varite | 18 | Daughter | None | Massachusetts |
| 14 | Fred L Daniels | 50 | Head | Foreman | Nova Scotia |
| 15 | Elizabeth M Daniels | 40 | Wife | None | Nova Scotia |
| 16 | Edna L Daniels | 21 | Daughter | Stenographer | Massachusetts |
| 17 | Myrtle L Daniels | 19 | Daughter | Stenographer | Nova Scotia |
| 18 | Fred L Daniels | 15 | Son | None | Massachusetts |
| 19 | H Sumner Lucey | 64 | Head | Machinist | Massachusetts |
| 20 | Georgia M Lucey | 54 | Wife | None | Massachusetts |
| 21 | Fredrick Hatch | 46 | Lodger | Dispatcher | Illinois |
| 22 | David G Dixon | 42 | Head | Painter | Massachusetts |
| 23 | Rose M Dixon | 35 | Wife | Drawing | Nova Scotia |
| 24 | Elizabeth V Dixon | 11 | Daughter | None | Massachusetts |
| 25 | Dorothy R Dixon | 9 | Daughter | None | Massachusetts |
| 26 | Emma J C Dixon | 5 | Son | None | Massachusetts |
| 27 | Elizabeth Hopkins | 68 | Mother-in-law | None | Nova Scotia |
| 28 | Patrick Cassidy | 45 | Head | Teamster | Ireland |
| 29 | Sarah Cassidy | 42 | Wife | None | Ireland |
| 30 | Francis J Cassidy | 16 | Son | Office Boy | Massachusetts |
| 31 | Elizabeth R Cassidy | 14 | Daughter | None | Massachusetts |
| 32 | James P Cassidy THIS PERSON | 13 | Son | None | Massachusetts |
| 33 | Mary K Cassidy | 11 | Daughter | None | Massachusetts |
| 34 | John H Cassidy | 4 | Son | None | Massachusetts |
| 35 | David L Cassidy | 3 | Son | None | Massachusetts |
| 36 | George Lomas | 33 | Head | Foreman | England |
| 37 | Elizabeth Lomas | 22 | Wife | None | England |
| 38 | Louise Lomas | 2 | Daughter | None | Massachusetts |
| 39 | Charles F Hodges | 36 | Head | Machinist | Massachusetts |
| 40 | Edith M Hodges | 32 | Wife | None | Massachusetts |
| 41 | Frances A Hodges | 9 | Daughter | None | Massachusetts |
| 42 | Dorothy C Hodges | 5 | Daughter | None | Massachusetts |
| 43 | Norman R Hodges | 2 | Son | None | Massachusetts |
| 44 | Rubie E Hodges | 1 | Daughter | None | Massachusetts |
| 45 | Charles H Robinson | 44 | Head | Wool Sorter | England |
| 46 | Lillian Robinson | 42 | Wife | None | England |
| 47 | Jeanette E Robinson | 13 | Daughter | None | New York |
| 48 | Helen A Robinson | 10 | Daughter | None | New York |
| 49 | Stanley F Robinson | 2 | Son | None | New York |
| 50 | — | 23 | Head | Chauffeur | Massachusetts |
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)