MC
Mary Cassidy — 1930 US Census Record
Model Tree available1930 United States Federal Census · Lake, Florida
Our Model Tree links this Mary Cassidy across the 1910, 1920 and 1930 US Censuses in Lake, Florida (XGBoost, ~Confirmed), with identified parents Colton & E — first a daughter (b.~1897), then head of a 4-person household.
Age 33
b. ~1897
Female
Daughter
Born: Florida
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Lake, Florida |
| Surname | Cassidy |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Mississippi |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Stenographer |
| Township / Ward | Tavares Town |
| Est. Birth Year | ~1897 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Evelina Cassidy | Daughter | — | 26 | ~1904 |
| Mary Cassidy | Daughter | — | 33 | ~1897 |
| E Cassidy | Head | — | 57 | ~1873 |
| Mary Cassidy | Spouse | — | 56 | ~1874 |
Census Appearances
1910
Lake, Florida
Daughter, age 13
Lake, Florida · implied b. ~1897 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cassady |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Mississippi |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1920
Lake, Florida
Daughter, age 23
Lake, Florida · implied b. ~1897 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cassady |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Mississippi |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1930
Lake, Florida
Daughter, age 33
Lake, Florida · implied b. ~1897 — 4 household members
| Surname | Cassidy |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Florida |
| Mother's Birthplace | Mississippi |
| Occupation | Stenographer |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 3 US Census years (1910, 1920 and 1930) in Lake, Florida, using XGBoost record linkage. Identified parents: father Colton Cassady (~0.92 confidence) and father E Cassidy (~0.92 confidence) and mother Annie Cassady (~0.92 confidence) and father Bartholomew Cassady (~0.92 confidence) and mother Mary Cassidy (~0.92 confidence) and mother Minnie Cassady (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Colton Cassady
b. ~1873
Source father
● Household
· direct · ~0.92
Father
E Cassidy
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Annie Cassady
b. ~1874
Source mother
● Household
· direct · ~0.92
Father
Bartholomew Cassady
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Mary Cassidy
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Minnie Cassady
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Cassidy
Daughter · 1930 · age 33 · b. ~1897 · Florida
★ You are viewing this record
Sibling
Evelina 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 — Lake, Florida
Open full size
1930 US Federal Census — Lake, Florida
Page Contents
50 people indexed on this census page (ia:1930:15thcensuspopula322unitrs:0964)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Annettee Puncon | 27 | Wife | — | Florida |
| 52 | Margaret Ann Puncon | 2 | Daughter | — | Florida |
| 53 | Joseph H. Long | 68 | Head | — | Florida |
| 54 | Fanny W. Long | 58 | Wife | Teacher | Virginia |
| 55 | John Robert Witten | 50 | Head | Engineer | Virginia |
| 56 | Oletta Witten | 45 | Wife | — | Virginia |
| 57 | Mary Woodward | 69 | Head | — | Georgia |
| 58 | James Robertson | 38 | Head | Laborer | Florida |
| 59 | Florence Robertson | 37 | Wife | Stenographer | Florida |
| 60 | Tommy Robertson | 6 | Son | — | Florida |
| 61 | E. D. Cassidy | 57 | Head | Sheriff | Florida |
| 62 | Mary Elizabeth Cassidy | 56 | Wife | — | Mississippi |
| 63 | Mary J. Cassidy THIS PERSON | 33 | Daughter | Stenographer | Florida |
| 64 | Evelina N. Cassidy | 26 | Daughter | Teacher | Florida |
| 65 | George J. Dykes | 53 | Head | Clerk | Florida |
| 66 | Lena B. Dykes | 45 | Wife | — | Florida |
| 67 | Robert E. Morrison | 68 | Head | Florist | England |
| 68 | Ella H. Cassidy | 70 | Sister-in-law | — | Connecticut |
| 69 | Mome J. Kline | 42 | Head | — | Wisconsin |
| 70 | Gretchen Kline | 18 | Daughter | — | Ohio |
| 71 | George E. Kline | 14 | Son | — | Ohio |
| 72 | Mary E. Kline | 12 | Daughter | — | Michigan |
| 73 | Russell F. Kline | 8 | Son | — | Florida |
| 74 | Clay Packard | 74 | Head | — | Indiana |
| 75 | Mary H. Packard | 73 | Wife | — | Indiana |
| 76 | William Payne | 46 | Head | Cashier | North Carolina |
| 77 | Dorothy Payne | 39 | Wife | — | Florida |
| 78 | Elizabeth Payne | 13 | Daughter | — | Florida |
| 79 | William Jr. Payne | 7 | Son | — | Florida |
| 80 | Hurst | 71 | Head | — | New York |
| 81 | Helene Hurst | 35 | Daughter | Clerk | Florida |
| 82 | Clara Reed | 32 | Daughter | — | Florida |
| 83 | Helen Reed | 6 | Daughter | — | Florida |
| 84 | Barbara Linn Reed | 4 | Daughter | — | Florida |
| 85 | Mae Bressler | 69 | Head | — | Minnesota |
| 86 | Minnie Bressler | 72 | Sister | — | Minnesota |
| 87 | Clifford Conger | 68 | Head | Farmer | Tennessee |
| 88 | Minnie Conger | 63 | Wife | — | Mississippi |
| 89 | Lina L. Boyd | 39 | Daughter | Bookkeeper | Alabama |
| 90 | Lina L. Boyd | 35 | Wife | — | Tennessee |
| 91 | Lina L. Boyd | 15 | Daughter | — | Tennessee |
| 92 | Dorothy Lee Boyd | 13 | Daughter | — | Tennessee |
| 93 | Richie Howard Duncan | 41 | Head | Manager | Florida |
| 94 | Essie May Duncan | 38 | Wife | — | Florida |
| 95 | Richard H. Duncan | 12 | Son | — | Florida |
| 96 | Lee Douglas Duncan | 7 | Son | — | Florida |
| 97 | George Arthur Beers | 55 | Head | Auditor | England |
| 98 | Carolyn T. Beers | 42 | Wife | — | Tennessee |
| 99 | Ralph Roumillat | 28 | Head | Agent | Florida |
| 100 | Helen S. Roumillat | 28 | Wife | — | Illinois |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 6 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)