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William Cassidy — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · New York, New York

Our Model Tree links this William Cassidy across the 1920 and 1930 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a son (b.~1909), then head of a 7-person household.

Age 21 b. ~1909 Male Son Born: New York Single

1930 Census Record Details

Census Year1930
LocationNew York, New York
SurnameCassidy
Given NameWilliam
Relationship to HeadSon
SexM
Color / RaceWhite
Age21
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceNew York
Mother's BirthplaceLouisiana
Additional Details
OccupationClerk
IndustryGrocery
Class of WorkerW
Can Read/WriteYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationClerk
Township / WardNew York City
Est. Birth Year~1909

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.

7 people recorded at the same address in the 1930 census.

Name Relation to head Relative to William Age Birth yr
Maud Cassidy Spouse — 43 ~1887
Mildred Cassidy Daughter — 20 ~1910
Emma Cassidy Daughter — 20 ~1910
James Cassidy Head — 43 ~1887
James Cassidy Son — 25 ~1905
William Cassidy Son — 21 ~1909
May Cassidy Daughter — 17 ~1913

Census Appearances

1920
New York, …
Son, age 11
New York, New York · implied b. ~1909 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Cassidy
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 11
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation none
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
New York, …
Son, age 21
New York, New York · implied b. ~1909 — 7 household members
Surname Cassidy
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 21
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace Louisiana
Occupation Clerk
Industry Grocery
Class of Worker W
Can Read/Write Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york

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.
Linked across censuses
Our Model Tree links William Cassidy across 2 US Census years (1920 and 1930) in New York, New York, using XGBoost record linkage.
Show:
This person
Anchor record
William Cassidy
Son · 1930 · age 21 · b. ~1909 · New York
★ You are viewing this record
Sibling
Mildred Cassidy
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
May Cassidy
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Cassidy
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Cassidy
Sibling · 1930 · age 20
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 — New York, New York Open full size

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1581:0431)

Line Name Age Relation Occupation Birthplace
1 Albert Giyatt 34 Head Shoemaker Palestine
2 Margaret Giyatt 30 Wife — New York
3 Marguerite Giyatt 4 Daughter — New York
4 John Stanley 67 Head Watchman New York
5 Rose Stanley 67 Wife — New York
6 Sylvester Turner 33 Head Supt. New York
7 Margaret Turner 32 Wife — New York
8 Dorothea Turner 9 Daughter — New York
9 Eleanor Turner 5 Daughter — New York
10 Arthur Turner 1 Son — New York
11 James Cassidy 43 Head Clerk New York
12 Maud Cassidy 43 Wife — Louisiana
13 James Cassidy 25 Son Clerk New York
14 Mildred Cassidy 20 Daughter Stenographer New York
15 William Cassidy THIS PERSON 21 Son Clerk New York
16 Emma Cassidy 20 Daughter Operator New York
17 May Cassidy 17 Daughter Office Girl New York
18 John Bell 56 Head Gardener Ireland
19 Sarah Bell 45 Wife — England
20 Charles Reynolds 50 Head Chauffeur New York
21 Annie Reynolds 52 Wife — New York
22 Doyle Reynolds 23 Son-in-law Chauffeur New York
23 Georgia Reynolds 20 Daughter Operator New York
24 Edward Deede 34 Head Electrician New York
25 Lillie Deede 31 Wife — New York
26 Mildred Deede 8 Daughter — New York
27 Sarah Evart 69 Head — Ireland
28 Sarah Evart 36 Daughter Saleslady New York
29 Robert Evart 14 Grandson — New York
30 Harold Kane 32 Head Electrician New York
31 Edith Kane 32 Wife — New York
32 Raymond Kane 10 Son — New York
33 George Kane 7 Son — New York
34 Arthur Kane 5 Son — New York
35 James Carr 27 Roomer Mechanic Connecticut
36 Marcella Murphy 44 Head — New York
37 John Feeney 39 Head Foreman New York
38 Celia Feeney 71 Wife — Connecticut
39 John Feeney 12 Son — New York
40 Adele Feeney 10 Daughter — New York
41 Frances Feeney 3 Daughter — New York
42 Robert Feeney 2 Son — New York
43 Cornelius Twomey 38 Head Waiter Ireland
44 Margaret Twomey 37 Wife — Ireland
45 Joan Twomey 1 Daughter — New York
46 Rose Twomey 0 Daughter — New York
47 Elizabeth Becker 71 Head — New York
48 Mary Becker 40 Daughter Milliner New York
49 Elias Parker 33 Lodger Engineer Oregon
50 Charles Freitas 29 Lodger Press Baker Hawaii

Related Census Records

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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)

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