Mary Conroy — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary Conroy across the 1930 and 1940 US Censuses in Rensselaer-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 6-person household.

Age 51 b. ~1889 Female Spouse Born: New York Married

1940 Census Record Details

Census Year	1940
Location	Rensselaer-County, New York
Surname	Conroy
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	51
Marital Status	Married
Birthplace	New York
1935 Residence (City)	Troy City
1935 Residence (County)	Rensselaer
Additional Details
Income (1939)	0
Highest Grade	No 6
1935 Residence	Same Place
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york
Township / Ward	Troy City
Est. Birth Year	~1889

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.

6 people recorded at the same address in the 1940 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Mary Conroy	Spouse	—	51	~1889
Joseph Conroy	Son	—	18	~1922
Helen Conroy	Daughter	—	22	~1918
John Conroy	Son	—	25	~1915
Thomas Conroy	Son	—	15	~1925
John Conroy	Head	—	52	~1888

Census Appearances

1930

Rensselaer, New …

Other, age 39

Rensselaer, New York · implied b. ~1891 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Conroy
Given Name	Mary A
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	39
Marital Status	Married
Birthplace	New York
Father's Birthplace	New York
Mother's Birthplace	New York
Occupation	none
Can Read/Write	Yes
Home Owned/Rented	No
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1940

Rensselaer-County, New …

Spouse, age 51

Rensselaer-County, New York · implied b. ~1889 — 6 household members

Surname	Conroy
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	51
Marital Status	Married
Birthplace	New York
1935 Residence (City)	Troy City
1935 Residence (County)	Rensselaer
Income (1939)	0
Highest Grade	No 6
1935 Residence	Same Place
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Conroy

Spouse · 1940 · age 51 · b. ~1889 · 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 — Rensselaer-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02759-00381)

Line	Name	Age	Relation	Occupation	Birthplace
1	Russell Vincent	40	Head	Decorator	New York
2	Helen Vincent	31	Wife	—	New York
3	Gerald Sagendorf	32	Head	House Painter	New York
4	Muriel D. Sagendorf	31	Wife	Secretary	New York
5	William P. Graham	53	Head	Brush Maker	New York
6	Paul Graham	74	Lodger	—	Vermont
7	Ernest M. Katsky	64	Head	Baker	New York
8	Loretta Katsky	39	Wife	—	New York
9	Elizabeth Katsky	23	Daughter	Inspector	New York
10	Jeane Katsky	16	Daughter	—	New York
11	Theda Provost	22	Step Daughter	Piecing	Northern Ireland
12	Martha J. Wolfe	56	Head	—	New York
13	Henry R. Chamfoux	46	Head	Glazier	New York
14	Ruth E. Chamfoux	37	Wife	—	New York
15	Clayton L. Chamfoux	18	Son	New Worker	New York
16	Harry Jones	39	Head	Presser	New York
17	Sarah Jones	60	Mother	—	New York
18	John J. Conroy	52	Head	Painter	New York
19	Mary Conroy THIS PERSON	51	Wife	—	New York
20	John J. Conroy	25	Son	Fireman	New York
21	Helen Conroy	22	Daughter	Saleslady	New York
22	Joseph Conroy	18	Son	New Worker	New York
23	Thomas Conroy	15	Son	—	New York
24	James H. Freeman	50	Head	Machinist	New York
25	Bertha S. Freeman	45	Wife	Machine Operator	New York
26	Esther F. Freeman	19	Daughter	Clerk	New York
27	John E. Freeman	16	Son	—	New York
28	Walter V. Irish	47	Head	Messenger	New York
29	Grace B. Irish	51	Wife	—	New York
30	Frank R. Irish	24	Nephew	Freight Handler	New York
31	William G. Kane	49	Head	Machinist	New York
32	Elizabeth G. Kane	39	Wife	—	New York
33	William J. Kane	16	Son	—	New York
34	Jean M. Kane	13	Daughter	—	New York
35	Richard J. Kane	10	Son	—	New York
36	John F. Abrams	54	Head	Clerk	New York
37	Bessie M. Abrams	51	Wife	—	New York
38	Harry J. Liberty	29	Head	Shipper	New York
39	Avis P. Liberty	23	Wife	—	Pennsylvania
40	Avis M. Liberty	4	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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