Lillian Cook — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Lillian Cook across the 1930 and 1940 US Censuses in Delaware-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1903), then head of a 7-person household.

Age 37 b. ~1903 Female Spouse Born: England Married

1940 Census Record Details

Census Year	1940
Location	Delaware-County, New York
Surname	Cook
Given Name	Lillian
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	37
Marital Status	Married
Birthplace	England
1935 Residence (City)	R
1935 Residence (County)	Delaware
Naturalization Status	Naturalized
Additional Details
Industry	0
Highest Grade	No 8
1935 Residence	New York
Birth Country	England
Birthplace (normalized)	england
Township / Ward	Tompkins
Est. Birth Year	~1903

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.

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

Name	Relation to head	Relative to Lillian	Age	Birth yr
Lillian Cook	Spouse	—	37	~1903
Barbara Hicks	Other	—	63	~1877
Charles Cook	Son	—	5	~1935
Mary Cook	Daughter	—	11	~1929
Edward Cook	Head	—	53	~1887
Ethel Cook	Daughter	—	17	~1923
Edward Cook	Son	—	15	~1925

Census Appearances

1930

Delaware, New …

Other, age 25

Delaware, New York · implied b. ~1905 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cook
Given Name	Lillian B
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	25
Marital Status	Married
Birthplace	England
Naturalization Status	Naturalized
Year of Immigration	1909
Age at First Marriage	19
Father's Birthplace	England
Mother's Birthplace	Wales
Can Read/Write	Yes
Mother Tongue	English
Birth Country	England
Birthplace (normalized)	england

1940

Delaware-County, New …

Spouse, age 37

Delaware-County, New York · implied b. ~1903 — 7 household members

Surname	Cook
Given Name	Lillian
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	37
Marital Status	Married
Birthplace	England
1935 Residence (City)	R
1935 Residence (County)	Delaware
Naturalization Status	Naturalized
Industry	0
Highest Grade	No 8
1935 Residence	New York
Birth Country	England
Birthplace (normalized)	england

Model Tree

Linked across censuses

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

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This person

Anchor record

Lillian Cook

Spouse · 1940 · age 37 · b. ~1903 · 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 — Delaware-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02521-01052)

Line	Name	Age	Relation	Occupation	Birthplace
1	Rosetta Moore	39	Wife	—	New York
2	Edward W Cook	53	Head	Farmer	New York
3	Lillian Cook THIS PERSON	37	Wife	—	England
4	Ethel Cook	17	Daughter	—	New York
5	Edward Jr Cook	15	Son	—	New York
6	Mary Cook	11	Daughter	—	New York
7	Charles Cook	5	Son	—	New York
8	Barbara Hicks	63	Mother-in-law	—	England
9	Lawrence Whitehead	35	Head	Farmer	New York
10	Ethel Whitehead	29	Wife	—	New York
11	L. Arnold Whitehead	12	Son	—	New York
12	Darwin Whitehead	9	Son	—	New York
13	Kathryn Whitehead	7	Daughter	—	New York
14	Warren Whitehead	5	Son	—	New York
15	Duane Whitehead	3	Son	—	New York
16	Floyd Davis	22	Farmhand	Farm Hand	New York
17	Birdsell Price	72	Head	—	New York
18	William Barnes	58	Head	Farmhand	New York
19	Lottie Barnes	34	Wife	—	New York
20	Barbara Conway	14	Daughter	—	New York
21	Kenneth Conway	12	Son	—	New York
22	Betty Conway	10	Daughter	—	New York
23	Bobbie Conway	9	Son	—	New York
24	Carl Conway	7	Son	—	New York
25	Mary Conway	6	Daughter	—	New York
26	Lyle Conway	3	Son	—	New York
27	James Barnes	1	Son	—	New York
28	Alice Cugle	75	Head	—	New York
29	Cornelius Turk	66	Farmhand	Farm Hand	New York
30	William Figary	71	Head	Farmer	New York
31	Loretta Beals	45	Housekeeper	—	New York
32	Charles Webb	46	Head	Farmer	New York
33	Florence Webb	40	Wife	—	New York
34	Leroy Webb	21	Son	Farmer	New York
35	Hilda Webb	18	Daughter	—	New York
36	Dorothy Webb	14	Daughter	—	New York
37	Marvin Oralls	32	Head	Rural Carrier	New York
38	Marie Oralls	31	Wife	—	New York
39	Donald Oralls	7	Son	—	New York
40	Raymond Oralls	5	Son	—	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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