Mary Lucas — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Erie, New York

Our Model Tree links this Mary Lucas across the 1930 and 1940 US Censuses in Erie, New York (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 10-person household.

Age 34 b. ~1896 Female Spouse Born: Italy Married

1930 Census Record Details

Census Year	1930
Location	Erie, New York
Surname	Lucas
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	34
Marital Status	Married
Birthplace	Italy
Naturalization Status	Naturalized
Year of Immigration	1916
Age at First Marriage	16
Father's Birthplace	Italy
Mother's Birthplace	Italy
Additional Details
Can Read/Write	Yes
Mother Tongue	Italian
Birth Country	Italy
Birthplace (normalized)	italy
Township / Ward	Buffalo City
Est. Birth Year	~1896

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.

10 people recorded at the same address in the 1930 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Catherine Lucas	Daughter	—	13	~1917
Mary Lucas	Daughter	—	10	~1920
Rose Lucas	Daughter	—	6	~1924
William Lucas	Head	—	40	~1890
Joseph Lucas	Son	—	11	~1919
William Lucas	Son	—	4	~1926
John Lucas	Son	—	8	~1922
Anthony Lucas	Son	—	15	~1915
Richard Lucas	Son	—	1	~1929
Mary Lucas	Spouse	—	34	~1896

Census Appearances

1930

Erie, New …

Spouse, age 34

Erie, New York · implied b. ~1896 — 10 household members

Surname	Lucas
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	34
Marital Status	Married
Birthplace	Italy
Naturalization Status	Naturalized
Year of Immigration	1916
Age at First Marriage	16
Father's Birthplace	Italy
Mother's Birthplace	Italy
Can Read/Write	Yes
Mother Tongue	Italian
Birth Country	Italy
Birthplace (normalized)	italy

1940

Erie-County, New …

Spouse, age 45

Erie-County, New York · implied b. ~1895 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Luci
Given Name	Mary
Relationship to Head	wife
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Italy
1935 Residence (City)	Buffalo city
1935 Residence (County)	Erie
Naturalization Status	Alien
Highest Grade	2
1935 Residence	Same place
Birth Country	Italy
Birthplace (normalized)	italy

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Lucas

Spouse · 1930 · age 34 · b. ~1896 · 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 — Erie, New York Open full size

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1433:0507)

Line	Name	Age	Relation	Occupation	Birthplace
51	Max Goodman	26	Head	Miller	Scotland
52	Morris Schwartz	57	Head	Examiner	Germany
53	Augusta Freitag	55	Sister	—	Germany
54	Arthur Freitag	22	Nephew	Laborer	Michigan
55	Michael Senger	25	Lodger	Presser	New York
56	William Robinson	32	Head	Mechanic	England
57	Edith Robinson	30	Wife	—	England
58	June Robinson	6	Daughter	—	New York
59	Margaret Robinson	4	Daughter	—	New York
60	Nicola Lapiano	25	Lodger	—	New York
61	Stanislaus Smulski	30	Head	Laborer	New York
62	Rose Smulski	27	Wife	—	New York
63	Margaret Smulski	13	Daughter	—	New York
64	Ruth Smulski	8	Daughter	—	New York
65	Dorothy Smulski	6	Daughter	—	New York
66	Stanley Smulski	4	Son	—	New York
67	William Smulski	2	Son	—	New York
68	Robert Smulski	1	Son	—	New York
69	Herbert Smulski	58	Father	—	New York
70	Catherine Smulski	56	Mother	—	New York
71	Edward Smulski	18	Brother	—	New York
72	George Bolt	51	Head	—	Germany
73	Mary Bolt	51	Wife	—	New York
74	Margaret Bolt	22	Daughter	Stenographer	New York
75	Melville Wilson	25	Head	Clerk	Scotland
76	Lillian Wilson	22	Wife	—	New York
77	William Lucas	40	Head	Laborer	Italy
78	Mary Lucas THIS PERSON	34	Wife	—	Italy
79	Anthony Lucas	15	Son	—	New York
80	Catherine Lucas	13	Daughter	—	New York
81	Joseph Lucas	11	Son	—	New York
82	Mary Lucas	10	Daughter	—	New York
83	John Lucas	8	Son	—	New York
84	Rose Lucas	6	Daughter	—	New York
85	William Lucas	4	Son	—	New York
86	Richard Lucas	1	Son	—	New York
87	Charles Liotta	47	Head	Laborer	Italy
88	Mary Liotta	42	Wife	—	New York
89	George Scott	27	Head	Clerk	Canada
90	Dorothy Scott	26	Wife	—	New York
91	George Scott	2	Son	—	New York
92	Robert Scott	1	Son	—	New York
93	William Scott	0	Son	—	New York
94	William Snyder	25	Head	Operator	New York
95	Lillian Snyder	21	Wife	—	New York
96	John Harrington	74	Head	—	New York
97	Mary Harrington	65	Sister	—	New York
98	William Rease	34	Head	Draughtsman	New York
99	Helen Rease	31	Wife	—	New York
100	Max Lewis	23	Head	Mechanic	Ohio

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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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