Mary Lyons — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Kings-County, New York

Our Model Tree links this Mary Lyons across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 5-person household.

Age 43 b. ~1897 Female Spouse Born: New Jersey Married

1940 Census Record Details

Census Year	1940
Location	Kings-County, New York
Surname	Lyons
Given Name	Mary B.
Relationship to Head	wife
Sex	F
Color / Race	White
Age	43
Marital Status	Married
Birthplace	New Jersey
1935 Residence (City)	New York City, Brooklyn
1935 Residence (County)	Kings
Additional Details
Industry	H
Class of Worker	0
Highest Grade	No 8
1935 Residence	Same house
Birth State	New Jersey
Birth Country	United States
Birthplace (normalized)	new jersey
Township / Ward	New York City Brooklyn
Est. Birth Year	~1897

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 1940 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Helen Lyons	Daughter	—	18	~1922
Mary Lyons	Daughter	—	13	~1927
Joseph Lyons	Head	—	45	~1895
Joseph Lyons	Son	—	13	~1927
Mary Lyons	Spouse	—	43	~1897

Census Appearances

1920

Kings, New …

Spouse, age 24

Kings, New York · implied b. ~1896 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Lyons
Given Name	May
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	24
Marital Status	Married
Birthplace	New Jersey
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	New Jersey
Birth Country	United States
Birthplace (normalized)	new jersey

1930

Kings, New …

Spouse, age 34

Kings, New York · implied b. ~1896 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Lyons
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	34
Marital Status	Married
Birthplace	New Jersey
Age at First Marriage	24
Father's Birthplace	Irish Free State
Mother's Birthplace	Irish Free State
Can Read/Write	Yes
Birth State	New Jersey
Birth Country	United States
Birthplace (normalized)	new jersey

1940

Kings-County, New …

Spouse, age 43

Kings-County, New York · implied b. ~1897 — 5 household members

Surname	Lyons
Given Name	Mary B.
Relationship to Head	wife
Sex	F
Color / Race	White
Age	43
Marital Status	Married
Birthplace	New Jersey
1935 Residence (City)	New York City, Brooklyn
1935 Residence (County)	Kings
Industry	H
Class of Worker	0
Highest Grade	No 8
1935 Residence	Same house
Birth State	New Jersey
Birth Country	United States
Birthplace (normalized)	new jersey

Model Tree

Linked across censuses

Our Model Tree links Mary Lyons across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Mary Lyons

Spouse · 1940 · age 43 · b. ~1897 · New York

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

Original Census Page

1940 US Federal Census — Kings-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02556-00145)

Line	Name	Age	Relation	Occupation	Birthplace
1	Marion Burgmyer	44	wife	—	New York
2	Warren L. Burgmyer	16	son	—	New York
3	Jean E. Burgmyer	8	daughter	—	New York
4	Emma H. Johns	76	mother	—	New York
5	Peter Ranzelli	27	head	Clerk	New York
6	Doris A. Ranzelli	26	wife	—	New York
7	Claudette Ranzelli	1	daughter	—	New York
8	Casey Wilson	45	head	—	New York
9	Albert Wilson	61	brother	—	New York
10	George Wilson	63	brother	—	New York
11	Joseph Healy	43	head	Owner	New York
12	Lillie Healy	42	wife	—	New York
13	Joseph Healy	16	son	—	New York
14	Margaret Healy	14	daughter	—	New York
15	Robert Healy	11	son	—	New York
16	—	None	—	—	—
17	Irving Berger	37	head	Manager	New York
18	Edna Berger	35	wife	—	New York
19	Barry Berger	11	son	—	New York
20	Samuel Berger	5	son	—	New York
21	Jacob Branfman	66	head	—	Russia
22	Anna Branfman	66	wife	—	Russia
23	Russell Clogg	37	head	Bkkg	Mass
24	Ruth Clogg	32	wife	—	New York
25	Mary H. Morgan	79	mother	—	Connecticut
26	Cathie G. Morgan	59	daughter	Actress	New York
27	Frances Mccann	40	head	Engenier	Ireland
28	Mary Mccann	40	wife	—	Ireland
29	Joseph R. Mccann	9	son	—	New York
30	Burton J. Mcgrath	60	head	Clerk	New York
31	Julia Mcgrath	57	wife	—	New York
32	Raymond Mcgrath	18	son	—	New York
33	Joseph A. Lyons	45	head	Frame Maker	New York
34	Mary B. Lyons THIS PERSON	43	wife	—	New Jersey
35	Helen Lyons	18	daughter	—	New York
36	Mary Lyons	13	daughter	—	New York
37	Joseph Lyons	13	son	—	New York
38	Samuel Rogers	52	head	Truck Driver	New York
39	Cecelia Rogers	51	wife	—	New York
40	Carole Chipepo	22	daughter	—	New York

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1940 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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