Mary Lennon — 1920 US Census Record

Linked across censuses

1920 United States Federal Census · New York, New York

Our Model Tree links this Mary Lennon across the 1910 and 1920 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 12-person household.

Age 36 b. ~1884 Female Spouse Born: Ireland Married

1920 Census Record Details

Census Year	1920
Location	New York, New York
Surname	Lennon
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Ireland
Year of Immigration	1901
Naturalization Status	Naturalized
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Additional Details
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Irish
Birth Country	Ireland
Year of Naturalization	1917
Birthplace (normalized)	ireland
Township / Ward	New York City
Est. Birth Year	~1884

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.

12 people recorded at the same address in the 1920 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Kenneth Mcgreen	Other	—	36	~1884
Perry Stewart	Other	—	21	~1899
James Lennon	Head	—	39	~1881
Florence Lennon	Daughter	—	3	~1917
Mary Lennon	Daughter	—	10	~1910
Catherine Lennon	Daughter	—	12	~1908
Madeline Lennon	Daughter	—	12	~1908
Josephine Lennon	Daughter	—	6	~1914
Andrew Breeney	Other	—	19	~1901
Mary Lennon	Spouse	—	36	~1884
Margaret Degnan	Other	—	20	~1900
Paddy Stewart	Other	—	21	~1899

Census Appearances

1910

New York, …

Spouse, age 26

New York, New York · implied b. ~1884 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Lennon
Given Name	Mary Ann
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	26
Marital Status	Married
Birthplace	Ireland
Years Married	3
Children Born	3
Children Living	3
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Birth Country	Ireland
Birthplace (normalized)	ireland

1920

New York, …

Spouse, age 36

New York, New York · implied b. ~1884 — 12 household members

Surname	Lennon
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Ireland
Year of Immigration	1901
Naturalization Status	Naturalized
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Irish
Birth Country	Ireland
Year of Naturalization	1917
Birthplace (normalized)	ireland

Model Tree

Linked across censuses

Our Model Tree links Mary Lennon across 2 US Census years (1910 and 1920) in New York, New York, using XGBoost record linkage.

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This person

Anchor record

Mary Lennon

Spouse · 1920 · age 36 · b. ~1884 · New York

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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1920 US Federal Census — New York, New York Open full size

Page Contents

50 people indexed on this census page (ia:1920:14thcensusofpopu1191unit:0388)

Line	Name	Age	Relation	Occupation	Birthplace
1	Jennie B Hogan	54	Sister	—	New York
2	Maggie Hogan	46	Sister	—	New York
3	Mary Hogan	24	Niece	Packer	New York
4	William Gronenberg	36	Head	Bookkeeper	New York
5	Joanna Gronenberg	40	Wife	Proprietor	New York
6	Lucy Gronenberg	10	Daughter	—	New York
7	Rose Gronenberg	11	Daughter	—	New York
8	Julia Casey	41	Head	—	Ireland
9	John Casey	22	Son	Bookkeeper	New York
10	James Casey	21	Son	Traffic Manager	New York
11	Edward Casey	19	Son	Bookkeeper	New York
12	James Gibbs	38	Lodger	Bookkeeper	Ireland
13	James Donovan	39	Lodger	Laborer	Ireland
14	James Hanley	51	Lodger	Blacksmith	Ireland
15	James Lennon	39	Head	Laborer	Ireland
16	Mary Lennon THIS PERSON	36	Wife	—	Ireland
17	Catherine Lennon	12	Daughter	—	New York
18	Mary Lennon	10	Daughter	—	New York
19	Josephine Lennon	6	Daughter	—	New York
20	Madeline Lennon	12	Daughter	—	New York
21	Florence B Lennon	3	Daughter	—	New York
22	Margaret Degnan	20	Lodger	Packer	Ireland
23	Kenneth Mcgreen	36	Lodger	Longshoreman	Ireland
24	Paddy Stewart	21	Lodger	Cook	Florida
25	Perry Stewart	21	Lodger	Cook	Florida
26	Andrew Breeney	19	Lodger	Cook	Florida
27	William Van Wyck	80	Head	—	New York
28	Samuel Feldman	38	Head	Tailor	Turkey
29	Fannie Feldman	40	Wife	—	Austria
30	Frances Feldman	17	Daughter	Saleslady	New York
31	Max Feldman	22	Lodger	Tailor	New York
32	Richard Rosenberg	23	Lodger	Assistant	New York
33	Lottie Collins	31	Head	Packer	New York
34	Hattie Miller	28	Sister	—	New York
35	Harry Collins	31	Brother	License Officer	New York
36	Fred Unspake	55	Uncle	Solicitor	New York
37	Cora Powers	45	Head	Domestic	New York
38	Kenneth Stratton	53	Lodger	Shipwork	Massachusetts
39	Minnie Levy	40	Head	—	Russia
40	Rose Levy	21	Daughter	Bookkeeper	New York
41	Rosalia Polizzi	46	Head	—	Italy
42	John Polizzi	14	Son	Office Boy	New York
43	Rosa Polizzi	8	Daughter	—	New York
44	Jennie Polizzi	18	Daughter	Hemstitcher	New York
45	James Polizzi	11	Son	—	New York
46	Rose Griffith	30	Head	—	New York
47	Simon Kaplan	48	Head	Installment	Russia
48	Sarah Kaplan	45	Wife	—	Russia
49	Helen Kaplan	17	Daughter	Bookkeeper	New York
50	Gussie Mollowitz	40	Head	—	Russia

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1920 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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