Clarence Cook — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Washington-County, Maryland

Our Model Tree links this Clarence Cook across the 1920, 1930 and 1940 US Censuses in Washington-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1906), then head of a 3-person household.

Age 34 b. ~1906 Male Head Born: Virginia Married

1940 Census Record Details

Census Year	1940
Location	Washington-County, Maryland
Surname	COOK
Given Name	Clarence
Relationship to Head	Head
Sex	M
Color / Race	White
Age	34
Marital Status	Married
Birthplace	Virginia
1935 Residence (City)	Williamsport
1935 Residence (County)	Washington
Additional Details
Occupation	Carpenter
Industry	Lumber Mill
Class of Worker	PW
Hours Worked	45
Income (1939)	1404
Highest Grade	H-1
1935 Residence	Same place
Birth State	Virginia
Birth Country	United States
Birthplace (normalized)	virginia
Occupation	Carpenter
Township / Ward	Williamsport
Est. Birth Year	~1906

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 Clarence	Age	Birth yr
Margaret Cook	Spouse	—	28	~1912
Clarence Cook	Head	—	34	~1906
Helen Cook	Daughter	—	12	~1928

Census Appearances

1920

Washington, Maryland

Other, age 13

Washington, Maryland · implied b. ~1907 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cook
Given Name	Clarence W
Relationship to Head	Boarder
Sex	M
Color / Race	White
Age	13
Marital Status	Single
Birthplace	Virginia
Father's Birthplace	Virginia
Mother's Birthplace	Virginia
Occupation	Helper
Industry	in Store
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Virginia
Birth Country	United States
Birthplace (normalized)	virginia

1930

Washington, Maryland

Head, age 24

Washington, Maryland · implied b. ~1906 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cook
Given Name	Clarence
Relationship to Head	Head
Sex	M
Color / Race	White
Age	24
Marital Status	Married
Birthplace	Virginia
Age at First Marriage	21
Father's Birthplace	Virginia
Mother's Birthplace	Virginia
Occupation	Truck Driver
Industry	Lumber Mill
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	un
Veteran	No
Birth State	Virginia
Birth Country	United States
Birthplace (normalized)	virginia

1940

Washington-County, Maryland

Head, age 34

Washington-County, Maryland · implied b. ~1906 — 3 household members

Surname	COOK
Given Name	Clarence
Relationship to Head	Head
Sex	M
Color / Race	White
Age	34
Marital Status	Married
Birthplace	Virginia
1935 Residence (City)	Williamsport
1935 Residence (County)	Washington
Occupation	Carpenter
Industry	Lumber Mill
Class of Worker	PW
Hours Worked	45
Income (1939)	1404
Highest Grade	H-1
1935 Residence	Same place
Birth State	Virginia
Birth Country	United States
Birthplace (normalized)	virginia

Model Tree

Linked across censuses

Our Model Tree links Clarence 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

Clarence Cook

Head · 1940 · age 34 · b. ~1906 · Maryland

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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 — Washington-County, Maryland Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01561-00063)

Line	Name	Age	Relation	Occupation	Birthplace
1	Ethel Murray	35	Wife	—	Maryland
2	Mary C Mclucas	13	Step Daughter	—	Maryland
3	Susie R Murray	2	Daughter	—	Maryland
4	Clarence Cook THIS PERSON	34	Head	Carpenter	Virginia
5	Margaret Cook	28	Wife	—	Maryland
6	Helen Cook	12	Daughter	—	Maryland
7	Glenn Fritz	44	Head	—	Maryland
8	James Levi	36	Head	Chauffeur	Maryland
9	Martha Levi	48	Wife	Cook	Virginia
10	Walter Levi	61	Father	—	Maryland
11	Martha Ramsey	21	Niece	—	Virginia
12	Leonard Mccardell	25	Head	Truck Driver	Maryland
13	Dorothy Mccardell	20	Wife	—	Maryland
14	Mary Ellen Mccardell	1	Daughter	—	Maryland
15	Charles Martin	64	Head	Laborer	Pennsylvania
16	Clifford Young	45	Head	—	Maryland
17	Florence Young	41	Wife	—	Maryland
18	Catherine Young	19	Daughter	Quiller	Maryland
19	Charles Young	17	Son	Weaver	Maryland
20	Kenneth Young	16	Son	Laborer	Maryland
21	Fay Young	15	Daughter	—	Maryland
22	Lucy Young	13	Daughter	—	Maryland
23	Ned Young	11	Son	—	Maryland
24	Jack Young	8	Son	—	Maryland
25	Merle Young	6	Daughter	—	Maryland
26	Bentley Straley	48	Head	Laborer	Pennsylvania
27	Beatrice Straley	44	Wife	—	Maryland
28	Claude Straley	24	Son	Laborer	Maryland
29	Leon Straley	23	Son	Laborer	Maryland
30	Philip Straley	21	Son	Weaver	Maryland
31	Jeanette Straley	19	Daughter	—	Maryland
32	Medessa Straley	16	Daughter	—	Maryland
33	Eugene Straley	14	Son	—	Maryland
34	Loretta Straley	8	Daughter	—	Maryland
35	James Straley	4	Son	—	Maryland
36	Ott Bussard	52	Head	Stone Mason	Maryland
37	Minnie Bussard	32	Wife	—	Maryland
38	Edward Bussard	14	Son	—	Maryland
39	Raymond Bussard	10	Son	—	Maryland
40	Betty Bussard	7	Daughter	—	Maryland

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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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