Mary Connelly — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Bergen-County, New Jersey

Our Model Tree links this Mary Connelly across the 1920, 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 5-person household.

Age 58 b. ~1882 Female Spouse Born: Connecticut Married

1940 Census Record Details

Census Year	1940
Location	Bergen-County, New Jersey
Surname	Connelly
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Connecticut
1935 Residence (City)	Waldwick Borough
1935 Residence (County)	Bergen
Additional Details
Highest Grade	H 4
1935 Residence	Same place
Birth State	Connecticut
Birth Country	United States
Birthplace (normalized)	connecticut
Township / Ward	Waldwick Borough
Est. Birth Year	~1882

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
John Connelly	Son	—	27	~1913
Mary Connelly	Spouse	—	58	~1882
Edward Connelly	Son	—	23	~1917
Helen Connelly	Daughter	—	21	~1919
Thomas Connelly	Head	—	59	~1881

Census Appearances

1920

Bergen, New …

Spouse, age 36

Bergen, New Jersey · implied b. ~1884 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Connelly
Given Name	Mary A
Relationship to Head	wife
Sex	F
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Connecticut
Father's Birthplace	New York
Mother's Birthplace	Ireland
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Birth State	Connecticut
Birth Country	United States
Birthplace (normalized)	connecticut

1930

Bergen, New …

Other, age 46

Bergen, New Jersey · implied b. ~1884 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Connelly
Given Name	Mary
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	46
Marital Status	Married
Birthplace	Connecticut
Age at First Marriage	28
Father's Birthplace	New York
Mother's Birthplace	Ireland
Can Read/Write	Yes
Birth State	Connecticut
Birth Country	United States
Birthplace (normalized)	connecticut

1940

Bergen-County, New …

Spouse, age 58

Bergen-County, New Jersey · implied b. ~1882 — 5 household members

Surname	Connelly
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Connecticut
1935 Residence (City)	Waldwick Borough
1935 Residence (County)	Bergen
Highest Grade	H 4
1935 Residence	Same place
Birth State	Connecticut
Birth Country	United States
Birthplace (normalized)	connecticut

Model Tree

Linked across censuses

Our Model Tree links Mary Connelly 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 Connelly

Spouse · 1940 · age 58 · b. ~1882 · New Jersey

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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 — Bergen-County, New Jersey Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02316-00053)

Line	Name	Age	Relation	Occupation	Birthplace
1	David Boylan	5	Son	—	New Jersey
2	Thomas Connelly	59	Head	Engineer	New York
3	Mary Connelly THIS PERSON	58	Wife	—	Connecticut
4	John Connelly	27	Son	Telegrapher	New York
5	Edward Connelly	23	Son	Machinist	New Jersey
6	Helen Connelly	21	Daughter	—	New Jersey
7	John Jr. Smith	67	Head	Retired	New York
8	Lettitia Smith	73	Wife	Retired	New York
9	Mina D. Oldenblum	50	Daughter	Retired	New York
10	Lynden B. Peterson	44	Head	Floor Manager	New York
11	Jennie Peterson	39	Wife	Mender	New Jersey
12	Arthur Stange	50	Head	Rail Engineer	New York
13	Louise Stange	51	Wife	—	New Jersey
14	Helen Stange	21	Daughter	Clerk	New Jersey
15	Ellsworth Thill	48	Head	Trainman	New Jersey
16	Anna Thill	51	Wife	—	Pennsylvania
17	Howard Jacques	36	Head	Salesman	New Jersey
18	Marjorie Jacques	35	Wife	—	New Jersey
19	Alfred Lockwood	34	Head	Elevator Mechanic	New Jersey
20	Mae Lockwood	34	Wife	—	Ireland
21	James Lockwood	65	Boarder	—	Ireland
22	Indus F. Tighhill	43	Boarder	Elevator Mechanic	Iowa
23	John Morgan	71	Head	House Cleaner	New Jersey
24	Dorothy Morgan	31	Wife	—	New Jersey
25	Carrie Stevens	70	Head	—	New York
26	George E. Fuhrmann	49	Son	Carpenter	New Jersey
27	George Fuhrmann	19	Grandson	—	New York
28	Louis Rose	66	Head	Mason	New York
29	Charlotte Rose	61	Wife	—	New Jersey
30	Louis Jr. Rose	35	Son	Gardner	New Jersey
31	Paul Rose	36	Son	Gardner	New Jersey
32	Nelson Rose	32	Son	Driver	New Jersey
33	Florence Hagenlocher	30	Daughter	House Maid	New Jersey
34	Pearl Thompson	35	Daughter	—	New Jersey
35	Margaret Debree	24	Daughter	House Maid	New Jersey
36	Mabel Debree	36	Daughter	—	New Jersey
37	Lydia Debree	5	Granddaughter	—	New Jersey
38	Leopold Pardo	57	Head	Representative	Spain
39	Sarah Pardo	56	Wife	—	Ireland
40	Jennie Pardo	24	Daughter	Beautician	New Jersey

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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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