Mary Clifford — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary Clifford across the 1920, 1930 and 1940 US Censuses in Queens-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1869), then head of a 3-person household.

Age 71 b. ~1869 Female Spouse Born: Ireland Married

1940 Census Record Details

Census Year	1940
Location	Queens-County, New York
Surname	Clifford
Given Name	Mary
Relationship to Head	wife
Sex	F
Color / Race	White
Age	71
Marital Status	Married
Birthplace	Ireland
1935 Residence (City)	New York
Naturalization Status	Naturalized
Additional Details
Highest Grade	S 8
1935 Residence	New York
Birth Country	Ireland
Birthplace (normalized)	ireland
Township / Ward	New York City
Est. Birth Year	~1869

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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
James Clifford	Head	—	62	~1878
Edward Clifford	Son	—	27	~1913
Mary Clifford	Spouse	—	71	~1869

Census Appearances

1920

Kings, New …

Spouse, age 49

Kings, New York · implied b. ~1871 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Clifford
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	49
Marital Status	Married
Birthplace	Ireland
Naturalization Status	Naturalized
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Birth Country	Ireland
Birthplace (normalized)	ireland

1930

New York, …

Spouse, age 57

New York, New York · implied b. ~1873 — 28 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Clifford
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	57
Marital Status	Married
Birthplace	Ireland
Naturalization Status	Naturalized
Year of Immigration	1901
Age at First Marriage	27
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read/Write	Yes
Mother Tongue	English
Birth Country	Ireland
Birthplace (normalized)	ireland

1940

Queens-County, New …

Spouse, age 71

Queens-County, New York · implied b. ~1869 — 3 household members

Surname	Clifford
Given Name	Mary
Relationship to Head	wife
Sex	F
Color / Race	White
Age	71
Marital Status	Married
Birthplace	Ireland
1935 Residence (City)	New York
Naturalization Status	Naturalized
Highest Grade	S 8
1935 Residence	New York
Birth Country	Ireland
Birthplace (normalized)	ireland

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Clifford

Spouse · 1940 · age 71 · b. ~1869 · 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 — Queens-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02736-00963)

Line	Name	Age	Relation	Occupation	Birthplace
1	Marjorie F. Rapp	14	daughter	—	Massachusetts
2	Marjorie F. Rapp	42	head	—	New York
3	Robert Rapp	13	son	—	New York
4	Henry Nintzel	41	head	Electrician	New York
5	Anna Nintzel	37	wife	—	New York
6	Anne R. Nintzel	2	daughter	—	New York
7	Charles Lambrecht	65	father-in-law	—	Germany
8	George Benes	42	head	Real Estate	New York
9	Emily Benes	35	wife	—	New York
10	Georgia Benes	4	daughter	—	New York
11	James Hearn	35	head	Turbine Engineer	New York
12	Mary Hearn	36	wife	—	New York
13	Marion Hearn	13	daughter	—	New York
14	Rita Hearn	12	daughter	—	New York
15	Diane Hearn	2	daughter	—	New York
16	James Clifford	62	head	Stationary Fireman	New York
17	Mary Clifford THIS PERSON	71	wife	—	Ireland
18	Edward Clifford	27	son	Laboratory Assistant	New York
19	Clifford Jerry	32	head	Research Director	Massachusetts
20	Marian Jerry	31	wife	Industrial Nurse	Pennsylvania
21	Ester Jerry	29	sister	Teacher	Massachusetts
22	Josephine Jerry	67	mother	—	Massachusetts
23	Leon Delson	43	head	Dentist	New York
24	Pearl Delson	42	wife	—	Illinois
25	Frederica Delson	18	daughter	—	New York
26	Phyllis Delson	13	daughter	—	New York
27	Nathan Edelson	43	head	Tailor	Russia
28	John Bishop	38	head	Statistician	New York
29	Madeline Bishop	32	wife	Teacher	New York
30	Madeline Lois Bishop	2	daughter	—	New York
31	Bradley Flom	36	head	Manager	Russia
32	Helen Flom	29	wife	—	New York
33	Carol Ann Flom	5	daughter	—	New York
34	Mona Flom	3	daughter	—	New Jersey
35	Patrick Fusco	35	head	Restaurant	New York
36	Antoinette Fusco	32	wife	Teacher	New York
37	Robert Fusco	3	son	—	New York
38	Frank Tucci	31	brother	Teacher	New York
39	Martha Marino	66	aunt	—	Italy
40	Julia Cassinari	26	maid	Maid	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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