David Cook — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Sedgwick-County, Kansas

Our Model Tree links this David Cook across the 1920, 1930 and 1940 US Censuses in Sedgwick-County, Kansas (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 3-person household.

Age 63 b. ~1877 Male Head Born: Kansas Married

1940 Census Record Details

Census Year	1940
Location	Sedgwick-County, Kansas
Surname	Cook
Given Name	David M.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	63
Marital Status	Married
Birthplace	Kansas
1935 Residence (City)	Wichita
1935 Residence (County)	Sedgwick
Additional Details
Occupation	Truck driver
Industry	Lumber Yard Service Co.
Class of Worker	PW
Hours Worked	25
Income (1939)	983
Highest Grade	No 8
1935 Residence	Kansas
Birth State	Kansas
Birth Country	United States
Birthplace (normalized)	kansas
Occupation	Truck Driver
Township / Ward	Delano T
Est. Birth Year	~1877

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 David	Age	Birth yr
David Cook	Son	—	17	~1923
David Cook	Head	—	63	~1877
Goldie Cook	Spouse	—		—

Census Appearances

1920

Sedgwick, Kansas

Head, age 39

Sedgwick, Kansas · implied b. ~1881 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cook
Given Name	Dan
Relationship to Head	Head
Sex	M
Color / Race	White
Age	39
Marital Status	Married
Birthplace	Kansas
Father's Birthplace	Illinois
Mother's Birthplace	Illinois
Occupation	proprietor
Industry	restaurant
Class of Worker	OA
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	R
Birth State	Kansas
Birth Country	United States
Birthplace (normalized)	kansas

1930

Sedgwick, Kansas

Head, age 49

Sedgwick, Kansas · implied b. ~1881

● Primary link · ~Confirmed · 1 source

XGBoost

Surname	Cook
Given Name	Daniel
Relationship to Head	Head
Sex	M
Color / Race	White
Age	49
Marital Status	Married
Birthplace	Kansas
Age at First Marriage	19
Father's Birthplace	Illinois
Mother's Birthplace	Illinois
Occupation	Proprietor
Industry	Restaurant
Class of Worker	O
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	30
Radio Set	R
Birth State	Kansas
Birth Country	United States
Birthplace (normalized)	kansas

1940

Sedgwick-County, Kansas

Head, age 63

Sedgwick-County, Kansas · implied b. ~1877 — 3 household members

Surname	Cook
Given Name	David M.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	63
Marital Status	Married
Birthplace	Kansas
1935 Residence (City)	Wichita
1935 Residence (County)	Sedgwick
Occupation	Truck driver
Industry	Lumber Yard Service Co.
Class of Worker	PW
Hours Worked	25
Income (1939)	983
Highest Grade	No 8
1935 Residence	Kansas
Birth State	Kansas
Birth Country	United States
Birthplace (normalized)	kansas

Model Tree

Linked across censuses

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

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This person

Anchor record

David Cook

Head · 1940 · age 63 · b. ~1877 · Kansas

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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 — Sedgwick-County, Kansas Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01258-00179)

Line	Name	Age	Relation	Occupation	Birthplace
1	Earl J. Dunagan	10	Son	—	Kansas
2	Gloria J. Dunagan	9	Daughter	—	Kansas
3	Carrie F. Mcaulay	56	Mother-in-law	—	Kansas
4	Lloyd A. Mcbratney	31	Head	Weigher	Kansas
5	Neta Mcbratney	29	Wife	Waitress	Missouri
6	Ira Allen	50	Head	Janitor	Missouri
7	Sara Q. Allen	43	Wife	Presser	Kansas
8	Chas F. Dunkin	53	Head	Laborer	Ohio
9	Katharine Dunkin	38	Wife	—	Pennsylvania
10	Kenneth Dunkin	18	Son	Laborer	Kansas
11	Katharine Dunkin	16	Daughter	—	Kansas
12	Bobby Dunkin	15	Son	—	Kansas
13	Betty Jean Dunkin	13	Daughter	—	Kansas
14	Ralph Iker	33	Head	Airplane Work	Kansas
15	Florence Iker	35	Wife	182	Kansas
16	Norma J. Iker	12	Daughter	—	Kansas
17	Ronald G. Iker	11	Son	—	Kansas
18	Rose Donna Iker	7	Daughter	—	Kansas
19	David M. Cook THIS PERSON	63	Head	Truck Driver	Kansas
20	Goldie Cook	None	Wife	—	Kansas
21	David M. Cook	17	Son	Laborer	Kansas
22	Clayton Ward	27	Head	Retread Tire	Virginia
23	Ruth Ward	32	Wife	—	Missouri
24	Margaret J. Ward	5	Daughter	—	Kansas
25	Harold F. Ward	2	Son	—	Kansas
26	Evan Alexander	36	Head	Plasterer	Oklahoma
27	Ruby Belle Alexander	32	Wife	—	Oklahoma?
28	Gene Alexander	10	Son	—	Kansas
29	Joyce Alexander	3	Daughter	—	Kansas
30	Ellen W. Alexander	56	Head	Laborer	Iowa
31	Eliza B. Alexander	29	Daughter	—	Iowa
32	Fay H. Griffin	40	Head	Teacher	Oklahoma
33	Joe H. Griffin	74	Father	Farmer	Illinois
34	Fred Stephenson	36	Head	Laborer	Kansas
35	Hazel Stephenson	29	Wife	—	Kansas
36	Claude H. Moore	50	Head	Nightwatch	Missouri
37	Sylvia M. Moore	49	Wife	—	Indiana
38	Harvey Q. Cullen	58	Head	Cash Assistance	Kansas
39	Olie Cullen	54	Wife	—	Missouri
40	Martha E. Shelton	15	Step-daughter	—	Missouri

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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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