MC
Mary Cassidy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Jackson, Missouri
Our Model Tree links this Mary Cassidy across the 1920 and 1930 US Censuses in Jackson, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1898), then head of a 9-person household.
Age 32
b. ~1898
Female
Daughter
Born: Missouri
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Jackson, Missouri |
| Surname | Cassidy |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Occupation | Operator |
| Industry | Telephone |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Operator |
| Township / Ward | Kansas City |
| Est. Birth Year | ~1898 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Cassidy | Daughter | — | 32 | ~1898 |
| Julia Cassidy | Daughter | — | 30 | ~1900 |
| Dorothy Cassidy | Daughter | — | 16 | ~1914 |
| Michael Cassidy | Head | — | 58 | ~1872 |
| Ellen Cassidy | Other | — | 75 | ~1855 |
| Joseph Cassidy | Son | — | 26 | ~1904 |
| Charles Cassidy | Son | — | 24 | ~1906 |
| Thomas Cassidy | Son | — | 18 | ~1912 |
| Barbara Cassidy | Spouse | — | 59 | ~1871 |
Census Appearances
1920
Jackson, Missouri
Daughter, age 22
Jackson, Missouri · implied b. ~1898 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cassidy |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Operator |
| Industry | Telephone |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Jackson, Missouri
Daughter, age 32
Jackson, Missouri · implied b. ~1898 — 9 household members
| Surname | Cassidy |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Operator |
| Industry | Telephone |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Mary Cassidy across 2 US Census years (1920 and 1930) in Jackson, Missouri, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cassidy
Daughter · 1930 · age 32 · b. ~1898 · Missouri
★ You are viewing this record
Sibling
Dorothy Cassidy
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Cassidy
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Cassidy
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Cassidy
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Cassidy
Sibling · 1930 · age 26
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 — Jackson, Missouri
Open full size
1930 US Federal Census — Jackson, Missouri
Page Contents
29 people indexed on this census page (ia:1930:missouricensus00reel1197:0636)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph E. Schuetz | 39 | Head | Manager | Kansas |
| 2 | Dora Schuetz | 52 | Wife | — | Kansas |
| 3 | Ida May Grant | 39 | Daughter | — | Oklahoma |
| 4 | Clinton Grant | 31 | Son-in-law | Salesman | Missouri |
| 5 | Marie Coleman | 31 | Daughter | — | Oklahoma |
| 6 | Timothy J. Dunn | 26 | Son-in-law | Salesman | Oklahoma |
| 7 | Michael A. Cassidy | 58 | Head | Inspector | Missouri |
| 8 | Barbara Cassidy | 59 | Wife | — | Missouri |
| 9 | Mary Cassidy THIS PERSON | 32 | Daughter | Operator | Missouri |
| 10 | Julia B. Cassidy | 30 | Daughter | Stenographer | Missouri |
| 11 | Joseph J. Cassidy | 26 | Son | Plumber | Missouri |
| 12 | Charles Michael Cassidy | 24 | Son | Plumber | Missouri |
| 13 | Thomas Edward Cassidy | 18 | Son | Clerk | Missouri |
| 14 | Dorothy Cassidy | 16 | Daughter | — | Missouri |
| 15 | Ellen J. Cassidy | 75 | Mother | — | Germany |
| 16 | Harrison S. Hicock | 60 | Head | Surgeon | Wisconsin |
| 17 | Mary E. Hicock | 66 | Wife | — | Pennsylvania |
| 18 | Garard D. Hicock | 30 | Son | Owner | Nebraska |
| 19 | Lara Hicock | 24 | Daughter-in-law | — | Missouri |
| 20 | Carrie Rambo | 66 | Sister | — | Wisconsin |
| 21 | Barton J. Pierce | 54 | Head | State Manager | Nebraska |
| 22 | Mollie B. Pierce | 49 | Wife | — | Kansas |
| 23 | Irene Pierce | 28 | Daughter | State Director | Missouri |
| 24 | Barton J. Pierce | 17 | Son | — | Missouri |
| 25 | Anna W. Bremer | 71 | Mother-in-law | — | New York |
| 26 | Charles W. Westwood | 53 | Head | Proprietor | Nebraska |
| 27 | Stella Westwood | 46 | Wife | — | Illinois |
| 28 | William H. Westwood | 18 | Son | Clerk | Missouri |
| 29 | Charles W. Jr. Westwood | 8 | Son | — | Missouri |
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)