John Cronin — 1920 US Census Record

Linked across censuses

1920 United States Federal Census · Alameda, California

Our Model Tree links this John Cronin across the 1910 and 1920 US Censuses in Alameda, California (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 9-person household.

Age 45 b. ~1875 Male Head Born: Ireland Married

1920 Census Record Details

Census Year	1920
Location	Alameda, California
Surname	Cronin
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Ireland
Year of Immigration	1889
Naturalization Status	First papers filed
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Additional Details
Occupation	Motorman
Industry	City railroad
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Irish
Home Owned/Rented	O
Home Free/Mortgaged	M
Birth Country	Ireland
Birthplace (normalized)	ireland
Occupation	Motorman
Township / Ward	Oakland
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.

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

Name	Relation to head	Relative to John	Age	Birth yr
Margaret Cronin	Daughter	—	7	~1913
Margaret Cronin	Spouse	—	40	~1880
Catherine Cronin	Daughter	—	18	~1902
James Cronin	Son	—	14	~1906
John Cronin	Son	—	10	~1910
John Cronin	Head	—	45	~1875
Stephen Cronin	Son	—	26	~1894
Sarah Curning	Other	—	35	~1885
Muriel Cronin	Daughter	—	16	~1904

Census Appearances

1910

San Francisco, …

Other, age 35

San Francisco, California · implied b. ~1875 — 10 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cronin
Given Name	John T
Relationship to Head	Roomer
Sex	M
Color / Race	White
Age	35
Marital Status	Single
Birthplace	Ireland
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	Mail Carrier
Industry	Post Office
Birth Country	Ireland
Birthplace (normalized)	ireland

1920

Alameda, California

Head, age 45

Alameda, California · implied b. ~1875 — 9 household members

Surname	Cronin
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Ireland
Year of Immigration	1889
Naturalization Status	First papers filed
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	Motorman
Industry	City railroad
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Irish
Home Owned/Rented	O
Home Free/Mortgaged	M
Birth Country	Ireland
Birthplace (normalized)	ireland

Model Tree

Linked across censuses

Our Model Tree links John Cronin across 2 US Census years (1910 and 1920) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

John Cronin

Head · 1920 · age 45 · b. ~1875 · California

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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 — Alameda, California Open full size

Page Contents

50 people indexed on this census page (ia:1920:14thcensusofpopu088unit:0562)

Line	Name	Age	Relation	Occupation	Birthplace
1	Constantino Battagliola	30	Head	Truckman	Italy
2	Louise Battagliola	25	Wife	—	New York State
3	Clementine Battagliola	6	Daughter	—	California
4	Julia Battagliola	5	Daughter	—	California
5	Louis C. Battagliola	1	Son	—	California
6	Dominick Fraga	43	Head	Foundryman	Italy
7	Catterina Fraga	46	Wife	—	Italy
8	August Fraga	16	Son	Clerk	Italy
9	Leo Modica	40	Head	Laborer	Italy
10	Malina Modica	33	Wife	—	Italy
11	Fredie Modica	8	Son	—	California
12	Silvia Modica	1	Daughter	—	California
13	Dario Martinucci	30	Head	Laborer	Italy
14	Teresa Martinucci	41	Wife	—	Italy
15	Eugene Nencioni	29	Boarder	Laborer	Italy
16	August Matteuci	24	Boarder	Laborer	Italy
17	Adolfo Carenti	33	Boarder	Laborer	Italy
18	Adolfo Bagnese	25	Boarder	Laborer	Italy
19	John Cosetto	40	Head	Cook	Italy
20	Mary Cosetto	28	Wife	Laundress	Italy
21	Dardio Cosetto	13	Son	—	Italy
22	Charlie Locoto	23	Head	Laborer	Italy
23	Madeline Locoto	21	Wife	—	Italy
24	Harry Locoto	12	Son	—	California
25	Noah Percivalle	37	Head	Laborer	Italy
26	Mary Percivalle	27	Wife	Laundress	Italy
27	Louise Percivalle	2	Son	—	California
28	John Cronin THIS PERSON	45	Head	Motorman	Ireland
29	Margaret Cronin	40	Wife	—	Ireland
30	Stephen M. Cronin	26	Son	Patternmaker	California
31	Catherine Cronin	18	Daughter	Operator	California
32	Muriel Cronin	16	Daughter	Operator	California
33	James Cronin	14	Son	—	California
34	John Cronin	10	Son	—	California
35	Margaret Cronin	7	Daughter	—	California
36	Sarah Curning	35	Boarder	Servant	California
37	John S. Fuller	44	Head	Peddler	California
38	Mary Fuller	46	Wife	—	California
39	Charlie Fuller	21	Son	Cutter	California
40	Mary Fuller	19	Daughter	Laundress	California
41	Jennie Fuller	17	Son	—	California
42	Helen Fuller	15	Daughter	—	California
43	Cecelia Fuller	11	Daughter	—	California
44	Lester C. Perkins	30	Head	Repairman	California
45	Alice Perkins	23	Wife	—	California
46	Frank Thomas	32	Head	Machinist	California
47	Lillian Thomas	27	Wife	—	California
48	Frank Thomas	5	Son	—	California
49	Lillian Thomas	3	Daughter	—	California
50	Alice Thomas	1	Daughter	—	California

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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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