Mary Mckenna — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · New York, New York

Our Model Tree links this Mary Mckenna across the 1930 and 1940 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 7-person household.

Age 37 b. ~1893 Female Spouse Born: Irish Free State Married

1930 Census Record Details

Census Year	1930
Location	New York, New York
Surname	McKenna
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	37
Marital Status	Married
Birthplace	Irish Free State
Naturalization Status	Naturalized
Year of Immigration	1912
Age at First Marriage	22
Father's Birthplace	Irish Free State
Mother's Birthplace	Irish Free State
Additional Details
Can Read/Write	Yes
Mother Tongue	English
Birthplace (normalized)	irish free state
Township / Ward	New York
Est. Birth Year	~1893

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 Mary	Age	Birth yr
Margaret Mckenna	Daughter	—	12	~1918
Michael Mckenna	Head	—	45	~1885
Thomas Mckenna	Son	—	4	~1926
James Mckenna	Son	—	1	~1929
Michael Mckenna	Son	—	10	~1920
John Mckenna	Son	—	7	~1923
Mary Mckenna	Spouse	—	37	~1893

Census Appearances

1930

New York, …

Spouse, age 37

New York, New York · implied b. ~1893 — 7 household members

Surname	McKenna
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	37
Marital Status	Married
Birthplace	Irish Free State
Naturalization Status	Naturalized
Year of Immigration	1912
Age at First Marriage	22
Father's Birthplace	Irish Free State
Mother's Birthplace	Irish Free State
Can Read/Write	Yes
Mother Tongue	English
Birthplace (normalized)	irish free state

1940

New-York-County, New …

Spouse, age 47

New-York-County, New York · implied b. ~1893 — 11 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	McKeanna
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Irish Free State
1935 Residence (City)	New York
1935 Residence (County)	New York
Naturalization Status	First papers filed
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birthplace (normalized)	irish free state

Model Tree

Linked across censuses

Our Model Tree links Mary Mckenna across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Mary Mckenna

Spouse · 1930 · age 37 · b. ~1893 · New York

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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:newyorkcensus00reel1566:0017)

Line	Name	Age	Relation	Occupation	Birthplace
51	Benjamin Smolofsky	34	Head	Tailor	Russia
52	Rose Smolofsky	29	Wife	—	Russia
53	Muriel Smolofsky	3	Daughter	—	New York
54	Isidore Smolofsky	1	Son	—	New York
55	John Barry	37	Head	Mechanic	New York
56	Emma Barry	32	Wife	—	New York
57	John Barry	15	Son	—	New York
58	Katherine Barry	15	Daughter	—	New York
59	Emily Barry	15	Son	—	New York
60	James Barry	13	Son	—	New York
61	Mary Barry	11	Daughter	—	New York
62	Nora Barry	15	Daughter	Bookkeeper	New York
63	Michael Malone	27	Boarder	Pipe Fitting	Irish Free State
64	Patrick Mayer	24	Cousin	Elevator Operator	Irish Free State
65	Louis Kopas	35	Head	Waiter	Greece
66	Harriet Kopas	35	Wife	—	New York
67	Anthony Kopas	8	Son	—	New York
68	Eleanor Kopas	5	Daughter	—	New York
69	Apostolo Mavrellades	43	Head	Cook	Greece
70	Mary Mavrellades	42	Wife	—	Greece
71	George Mavrellades	18	Son	—	Egypt
72	Frank Grosse	28	Head	Baker	Germany
73	Elizabeth Grosse	16	Wife	—	Germany
74	Edith Grosse	0	Daughter	—	Germany
75	John Leatler	64	Head	—	Germany
76	Barbara Leatler	24	Wife	—	Germany
77	Adam Leatler	42	Son	Dry Goods	New York
78	Rose Leatler	31	Daughter	Dry Goods	New York
79	Robert Semecketa	60	Head	—	Virgin Islands
80	Rosaline Semecketa	24	Daughter	Finisher	Virgin Islands
81	Hubert Semecketa	22	Son	Operator	Virgin Islands
82	Oliver Semecketa	20	Son	Operator	Virgin Islands
83	James Mchugh	21	Boarder	—	Virgin Islands
84	Philip Sandlers	57	Head	Floor Captain	Russia
85	Sarah Sandlers	46	Wife	—	Russia
86	Seymour Plockall	17	Son	—	Russia
87	Beatrice Plockall	11	Daughter	Chocolate Maker	Russia
88	Selma Plockall	14	Daughter	—	New York
89	Elizabeth Zack	20	Boarder	Steno	Russia
90	Michael Mckenna	45	Head	Keeper	Irish Free State
91	Mary Mckenna THIS PERSON	37	Wife	—	Irish Free State
92	Margaret Mckenna	12	Daughter	—	New York
93	Michael Mckenna	10	Son	—	New York
94	John Mckenna	7	Son	—	New York
95	Thomas Mckenna	4	Son	—	New York
96	James Mckenna	1	Son	—	New York
97	Samuel Schwatzer	52	Head	Shoemaker	Poland
98	Eva Schwatzer	47	Wife	—	Poland
99	Joseph Schwatzer	17	Son	Shipping Clerk	Poland
100	Morris Schwatzer	9	Son	—	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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