Mary Henderson — 1920 US Census Record

Linked across censuses

1920 United States Federal Census · New York, New York

Our Model Tree links this Mary Henderson across the 1900, 1910 and 1920 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a spouse (b.~1875), then head of a 5-person household.

Age 45 b. ~1875 Female Spouse Born: Ireland Married

1920 Census Record Details

Census Year	1920
Location	New York, New York
Surname	Henderson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Ireland
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Additional Details
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Birth Country	Ireland
Birthplace (normalized)	ireland
Township / Ward	New York City Boro Manhattan
Est. Birth Year	~1875

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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
Isabella Henderson	Daughter	—	5	~1915
Agnes Henderson	Daughter	—	25	~1895
Robert Henderson	Head	—	53	~1867
Robert Henderson	Son	—	28	~1892
Mary Henderson	Spouse	—	45	~1875

Census Appearances

1900

Hudson, New …

Spouse, age 28

Hudson, New Jersey · implied b. ~1872 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Henderson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	27
Marital Status	Married
Birthplace	Ireland
Birth Month	Nov
Birth Year	1872
Year of Immigration	1887
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth Country	Ireland
Birthplace (normalized)	ireland

1910

New York, …

Spouse, age 36

New York, New York · implied b. ~1874 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Henderson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Ireland
Years Married	12
Children Born	6
Children Living	6
Year of Immigration	1886
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Birth Country	Ireland
Birthplace (normalized)	ireland

1920

New York, …

Spouse, age 45

New York, New York · implied b. ~1875 — 5 household members

Surname	Henderson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Ireland
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Birth Country	Ireland
Birthplace (normalized)	ireland

Model Tree

Linked across censuses

Our Model Tree links Mary Henderson across 3 US Census years (1900, 1910 and 1920) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Mary Henderson

Spouse · 1920 · age 45 · b. ~1875 · 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:1920:14thcensusofpopu1201unit:0549)

Line	Name	Age	Relation	Occupation	Birthplace
51	Teresa Russo	24	Sister	None	Italy
52	Patrick O'Brien	42	Head	Policeman	Ireland
53	Bridget O'Brien	38	Wife	None	Ireland
54	William O'Brien	18	Son	Helper	New York
55	Catherine O'Brien	17	Daughter	Stenographer	New York
56	Evelyn O'Brien	13	Daughter	None	New York
57	John O'Brien	3	Son	None	New York
58	Norah Moran	28	Sister-in-law	Dressmaker	Ireland
59	Mary Moran	35	Sister-in-law	Laundress	Ireland
60	Daniel Moran	36	Brother-in-law	Bookkeeper	Ireland
61	James Maher	50	Head	Restaurant	New York
62	Mary Maher	35	Wife	None	Canada
63	John Maher	37	Brother-in-law	Iron Worker	Canada
64	Grace Maher	27	Sister-in-law	None	Canada
65	John Maher	4	Nephew	None	Canada
66	William Smallman	67	Head	Clerical	Connecticut
67	Henry Lindenmuth	40	Head	Salesman	Germany
68	Marion Lindenmuth	35	Wife	None	New York
69	Helen Lindenmuth	12	Daughter	None	New York
70	Marion Lindenmuth	10	Daughter	None	New York
71	Patrick Hannington	34	Lodger	Pressman	New York
72	Emil Stein	40	Head	Merchant	Germany
73	Mary Stein	36	Wife	None	New York
74	Dennis O'Neill	41	Head	Bricklayer	Connecticut
75	Lillie O'Neill	35	Wife	Usher	New York
76	Michael Lee	11	Nephew	None	New York
77	Elizabeth Garland	35	Head	Laundry	Ireland
78	Sadie Gulberg	62	Lodger	Laundress	New York
79	Ellen Reynolds	29	Lodger	None	Ireland
80	Michael Reynolds	25	Lodger	Iron Worker	New York
81	Milton Penfield	64	Head	Stenographer	Connecticut
82	James Almond	52	Niece	None	New York
83	Thomas Straight	50	Head	Baker	New York
84	Joseph Straight	28	Son	None	New York
85	John Straight	26	Son	Shipping Clerk	New York
86	Gertrude Straight	9	Daughter	None	New York
87	Rudolph Heiser	54	Head	Painter	Germany
88	Louisa Heiser	55	Wife	None	Germany
89	Louisa Heiser	22	Daughter	Dressmaker	New York
90	Robert Henderson	53	Head	Porter	Scotland
91	Mary Henderson THIS PERSON	45	Wife	None	Ireland
92	Robert Henderson	28	Son	Chauffeur	New York
93	Agnes Henderson	25	Daughter	None	New York
94	Isabella Henderson	5	Daughter	None	New York
95	Robert Fontallan	33	Head	Bookkeeper	Switzerland
96	Mary Fontallan	33	Wife	Bookkeeper	Switzerland
97	Robert Fontallan	3	Son	None	New York
98	Antoine Sarry	62	Lodger	Chef	Switzerland
99	Margaret Farrell	59	Head	None	Ireland
100	Edward Farrell	27	Son	Chauffeur	New York

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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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