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John Clancy — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Onondaga, New York

Our Model Tree links this John Clancy across the 1920 and 1930 US Censuses in Onondaga, New York (XGBoost, ~Confirmed) — first a son (b.~1911), then head of a 9-person household.

Age 19 b. ~1911 Male Son Born: New York Single

1930 Census Record Details

Census Year	1930
Location	Onondaga, New York
Surname	Clancy
Given Name	John
Relationship to Head	Son
Sex	M
Color / Race	White
Age	19
Marital Status	Single
Birthplace	New York
Father's Birthplace	New York
Mother's Birthplace	New York
Additional Details
Can Read/Write	Yes
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york
Township / Ward	Pompey Township
Est. Birth Year	~1911

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 John	Age	Birth yr
Mark Clancy	Son	—	20	~1910
Adeline Clancy	Daughter	—	17	~1913
John Clancy	Son	—	19	~1911
Guy Clancy	Son	—	14	~1916
Julia Clancy	Head	—	44	~1886
Rosella Clancy	Daughter	—	12	~1918
Emmett Clancy	Son	—	16	~1914
Mary Mccormack	Other	—	71	~1859
Helen Clancy	Daughter	—	11	~1919

Census Appearances

1920

Onondaga, New …

Son, age 9

Onondaga, New York · implied b. ~1911 — 11 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Clancy
Given Name	John
Relationship to Head	Son
Sex	M
Color / Race	White
Age	9
Marital Status	Single
Birthplace	New York
Father's Birthplace	New York
Mother's Birthplace	New York
Occupation	none
Can Read	Yes
Can Write	Yes
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1930

Onondaga, New …

Son, age 19

Onondaga, New York · implied b. ~1911 — 9 household members

Surname	Clancy
Given Name	John
Relationship to Head	Son
Sex	M
Color / Race	White
Age	19
Marital Status	Single
Birthplace	New York
Father's Birthplace	New York
Mother's Birthplace	New York
Can Read/Write	Yes
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

Model Tree

Linked across censuses

Our Model Tree links John Clancy across 2 US Census years (1920 and 1930) in Onondaga, New York, using XGBoost record linkage.

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This person

Anchor record

John Clancy

Son · 1930 · age 19 · b. ~1911 · New York

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Sibling

Rosella Clancy

Sibling · 1930 · age 12

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Mark Clancy

Sibling · 1930 · age 20

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Guy Clancy

Sibling · 1930 · age 14

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Adeline Clancy

Sibling · 1930 · age 17

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Emmett Clancy

Sibling · 1930 · age 16

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Helen Clancy

Sibling · 1930 · age 11

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 — Onondaga, New York Open full size

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1625:0059)

Line	Name	Age	Relation	Occupation	Birthplace
51	Ida H Tratt	55	Wife	—	New York
52	Arthur Foster	56	Head	Farmer	New York
53	Florence Foster	19	Daughter	—	New York
54	Truly Osborn	90	Mother-in-law	—	New York
55	George Bryan	44	Head	Farmer	New York
56	Mabel Bryan	43	Wife	—	New York
57	Arthur Bryan	19	Son	Farmer	New York
58	Kenneth Bryan	13	Son	—	New York
59	Clara Bryan	8	Daughter	—	New York
60	Harley Argyle	45	Head	Laborer	New York
61	Rose Argyle	36	Wife	Laundress	New York
62	Frederick Argyle	12	Son	—	New York
63	Carolyn Argyle	11	Daughter	—	New York
64	Amelia Argyle	10	Daughter	—	New York
65	Charles Argyle	7	Son	—	New York
66	Robert Argyle	3	Son	—	New York
67	William Niggins	73	Head	Farmer	Irish Free State
68	Kathryn Niggins	70	Wife	—	Irish Free State
69	John Niggins	43	Son	Laborer	New York
70	William Jr. Niggins	29	Son	Domestic	New York
71	William Niggins	14	Grandson	—	New York
72	Frank Goodwater	38	Head	Farmer	Nebraska
73	Jessie Goodwater	29	Wife	—	Nebraska
74	Andre Goodwater	12	Son	—	Nebraska
75	John Holmes	29	Lodger	Laborer	Germany
76	Charles Menninger	56	Head	Farmer	Pennsylvania
77	Anna Menninger	52	Wife	—	England
78	Ethel Menninger	15	Daughter	—	Canada-English
79	Anna Robinson	66	Head	Farmer	New York
80	Henry T. Hodges	63	Head	—	New York
81	Florence Hodges	53	Wife	Farmer	New York
82	Alonzo Phelps	69	Head	—	New York
83	Alice Phelps	71	Wife	Servant	New York
84	Flora Cromer	64	Servant	—	New York
85	Julia Clancy	44	Head	Farmer	New York
86	Mark Clancy	20	Son	Farmer	New York
87	John Clancy THIS PERSON	19	Son	—	New York
88	Adeline Clancy	17	Daughter	—	New York
89	Emmett Clancy	16	Son	—	New York
90	Guy Clancy	14	Son	—	New York
91	Rosella Clancy	12	Daughter	—	New York
92	Helen Clancy	11	Daughter	—	New York
93	Mary Mccormack	71	Mother	Farmer	New York
94	William Haller	67	Head	—	Ohio
95	Alice Haller	52	Wife	Farmer	Nebraska
96	Thomas Haller	27	Head	—	Nebraska
97	Celia Haller	27	Wife	—	Nebraska
98	Ramona Haller	1	Daughter	Farmer	New York
99	Frederick Williams	33	Head	—	New York
100	Evelyn Williams	32	Wife	—	New York

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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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