John Connolly — 1920 US Census Record

Linked across censuses

1920 United States Federal Census · Rensselaer, New York

Our Model Tree links this John Connolly across the 1920 and 1930 US Censuses in Rensselaer, New York (XGBoost, ~Confirmed) — first a head (b.~1867), then head of a 11-person household.

Age 53 b. ~1867 Male Head Born: Ireland Married

1920 Census Record Details

Census Year	1920
Location	Rensselaer, New York
Surname	Connolly
Given Name	John M.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	53
Marital Status	Married
Birthplace	Ireland
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Additional Details
Occupation	Superintendent
Industry	Public Works City of Troy
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Home Owned/Rented	R
Birth Country	Ireland
Birthplace (normalized)	ireland
Occupation	Superintendent
Township / Ward	Troy
Est. Birth Year	~1867

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.

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

Name	Relation to head	Relative to John	Age	Birth yr
Helen Connolly	Daughter	—	13	~1907
John Connolly	Head	—	53	~1867
Margaret Connolly	Daughter	—	22	~1898
Francis Connolly	Son	—	9	~1911
Margaret Connolly	Spouse	—	52	~1868
Edward Connolly	Son	—	11	~1909
Mary Connolly	Daughter	—	26	~1894
John Connolly	Son	—	24	~1896
Thomas Connolly	Son	—	17	~1903
Joseph Connolly	Son	—	15	~1905
Jeremiah Connolly	Son	—	20	~1900

Census Appearances

1920

Rensselaer, New …

Head, age 53

Rensselaer, New York · implied b. ~1867 — 11 household members

Surname	Connolly
Given Name	John M.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	53
Marital Status	Married
Birthplace	Ireland
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	Superintendent
Industry	Public Works City of Troy
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Home Owned/Rented	R
Birth Country	Ireland
Birthplace (normalized)	ireland

1930

Saratoga, New …

Head, age 64

Saratoga, New York · implied b. ~1866 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Connelly
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	64
Marital Status	Married
Birthplace	Ireland
Naturalization Status	Naturalized
Year of Immigration	1884
Age at First Marriage	48
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	Farming
Industry	Farm
Class of Worker	VVVV
Can Read/Write	Yes
Mother Tongue	English
Home Owned/Rented	O
Home Value / Rent	2500
Birth Country	Ireland
Birthplace (normalized)	ireland

Model Tree

Linked across censuses

Our Model Tree links John Connolly across 2 US Census years (1920 and 1930) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

John Connolly

Head · 1920 · age 53 · b. ~1867 · 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 — Rensselaer, New York Open full size

Page Contents

44 people indexed on this census page (ia:1920:14thcensusofpopu1257unit:1021)

Line	Name	Age	Relation	Occupation	Birthplace
51	Margaret Kennedy	58	Wife	—	Ireland
52	Ellen Kennedy	32	Daughter	Collar Worker	New York
53	Catherine Kennedy	24	Daughter	Collar Worker	New York
54	Margaret Kennedy	20	Daughter	Collar Worker	New York
55	Sadie Kennedy	23	Daughter	Collar Worker	New York
56	John Fitzgerald	40	Head	Puddler	Ireland
57	Mary Fitzgerald	37	Wife	—	Ireland
58	Annie Fitzgerald	9	Daughter	School	New York
59	William Fitzgerald	5	Son	School	New York
60	Thomas Day	53	Head	Teamster	New York
61	Margaret Day	53	Wife	—	New York
62	Thomas Kennedy	28	Boarder	Coal Handler	New York
63	William Whalen	22	Boarder	Laborer	New York
64	Arthur Hymiller	27	Head	Clerk	New York
65	Elizabeth Hymiller	22	Wife	—	New York
66	John Hymiller	3	Son	—	New York
67	George M. Heder	42	Head	Foreman	Germany
68	Elizabeth Heder	40	Wife	—	New York
69	Anna Heder	14	Daughter	—	New York
70	Rose Mary Heder	7	Daughter	—	New York
71	Frederick Stoll	37	Head	—	Germany
72	Mary Strohmayer	39	Daughter	—	New York
73	John M. Connolly THIS PERSON	53	Head	Superintendent	Ireland
74	Margaret Connolly	52	Wife	—	Ireland
75	Mary Connolly	26	Daughter	Stenographer	New York
76	John Connolly	24	Son	General Mechanic	New York
77	Margaret Connolly	22	Daughter	Stitcher	New York
78	Jeremiah Connolly	20	Son	Student	New York
79	Thomas Connolly	17	Son	School	New York
80	Joseph Connolly	15	Son	School	New York
81	Helen Connolly	13	Daughter	School	New York
82	Edward Connolly	11	Son	School	New York
83	Francis Connolly	9	Son	School	New York
84	John O'Brien	33	Head	Laborer	New York
85	Sophie Hanna	27	Head	Collar Worker	Indiana
86	Mary Hanna	25	Head	—	Indiana
87	John Hanna	23	Head	—	Indiana
88	Anna Hanna	21	Head	—	Indiana
89	William Cleary	37	Head	Foreman	New York
90	Gertrude Cleary	29	Sister	Collar Worker	New York
91	William Clary	34	Head	Machinist	New York
92	Bridget Clary	24	Wife	—	New York
93	James Bryan	41	Head	Laborer	New York
94	Julia Bryan	34	Wife	—	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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