James Cobb — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Multnomah-County, Oregon

Our Model Tree links this James Cobb across the 1920, 1930 and 1940 US Censuses in Multnomah-County, Oregon (XGBoost, ~Confirmed) — first a head (b.~1895), then head of a 5-person household.

Age 45 b. ~1895 Male Head Born: Georgia Married

1940 Census Record Details

Census Year	1940
Location	Multnomah-County, Oregon
Surname	Cobb
Given Name	James F
Relationship to Head	Head
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Georgia
1935 Residence (City)	Portland city
1935 Residence (County)	Multnomah
Additional Details
Occupation	corporation executive
Industry	mfg. Dry Kilns
Class of Worker	PW
Hours Worked	48
Income (1939)	5000
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Georgia
Birth Country	United States
Birthplace (normalized)	georgia
Occupation	Corporation Executive
Township / Ward	Portland City
Est. Birth Year	~1895

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 James	Age	Birth yr
James Cobb	Head	—	45	~1895
Miriam Cobb	Spouse	—	42	~1898
Richard Cobb	Son	—	5	~1935
Caroline Huseby	Other	—	25	~1915
James Cobb	Son	—	3	~1937

Census Appearances

1920

Multnomah, Oregon

Other, age 25

Multnomah, Oregon · implied b. ~1895 — 41 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cobb
Given Name	James Forest Jr.
Relationship to Head	Lodger
Sex	M
Color / Race	White
Age	25
Marital Status	Single
Birthplace	Georgia
Father's Birthplace	Georgia
Mother's Birthplace	North Carolina
Occupation	Salesman
Industry	Dry Goods Bus.
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Georgia
Birth Country	United States
Birthplace (normalized)	georgia

1930

Multnomah, Oregon

Head, age 35

Multnomah, Oregon · implied b. ~1895 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cobb
Given Name	James F
Relationship to Head	Head
Sex	M
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Georgia
Age at First Marriage	27
Father's Birthplace	Georgia
Mother's Birthplace	Georgia
Occupation	Manager
Industry	Dry Kiln Co
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	85.00
Radio Set	R
Veteran	yes WW
Birth State	Georgia
Birth Country	United States
Birthplace (normalized)	georgia

1940

Multnomah-County, Oregon

Head, age 45

Multnomah-County, Oregon · implied b. ~1895 — 5 household members

Surname	Cobb
Given Name	James F
Relationship to Head	Head
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Georgia
1935 Residence (City)	Portland city
1935 Residence (County)	Multnomah
Occupation	corporation executive
Industry	mfg. Dry Kilns
Class of Worker	PW
Hours Worked	48
Income (1939)	5000
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Georgia
Birth Country	United States
Birthplace (normalized)	georgia

Model Tree

Linked across censuses

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

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This person

Anchor record

James Cobb

Head · 1940 · age 45 · b. ~1895 · Oregon

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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 — Multnomah-County, Oregon Open full size

Page Contents

37 people indexed on this census page (nara:1940:m-t0627-03386-00626)

Line	Name	Age	Relation	Occupation	Birthplace
41	Marie Miller	34	wife	—	Illinois
42	Philip Miller	8	son	—	Washington
43	Dorothy Miller	7	daughter	—	Washington
44	Edwyna Graham	46	servant	Housekeeper	Nebraska
45	Anna Aries	73	Head	—	Germany
46	Frank Wachlin	63	Head	Auto Mechanic	Wisconsin
47	Rose Wachlin	53	Wife	—	Germany
48	Helen Wachlin	26	daughter	Record Clerk	Oregon
49	Thomas Daird	48	Head	Clerk	Oregon
50	Catharine Daird	40	Wife	—	Washington
51	Thomas Jr Daird	4	Son	—	Washington
52	Ella M Letts	30	maid	Housekeeper	Idaho
53	Roy Ballock	61	gardner	Gardener	England
55	Harry C Clair	42	Head	Accountant	Michigan
56	Mary S Clair	38	Wife	Secretary	Washington
57	Mary F Clair	12	daughter	—	Oregon
58	Harry C Jr Clair	9	Son	—	Oregon
59	Thomas A Clair	4	Son	—	Oregon
60	Martha Hoover	22	servant	Housekeeper	England
61	David B Charlton	36	Head	Owner	Canada
62	Frances S Charlton	34	Wife	—	Washington
63	Mary E Charlton	8	daughter	—	Oregon
64	Richard Charlton	5	Son	—	Oregon
65	John B Charlton	3	Son	—	Oregon
66	Arlene Lastaic	20	servant	Housekeeper	Oregon
67	James F Cobb THIS PERSON	45	Head	Corporation Executive	Georgia
68	Miriam R Cobb	42	Wife	—	Nebraska
69	Richard A Cobb	5	Son	—	Oregon
70	James W Cobb	3	Son	—	Utah
71	Caroline Huseby	25	servant	Housekeeper	Oregon
73	John C A Lee	52	Head	Army Engineer	Kansas
74	John C Lee	15	Son	—	Mississippi
75	Louise H Quinn	65	Nurse	Nurse Companion	Massachusetts
76	Henry Chambers	42	Chauffeur	Chauffeur	Louisiana
77	Mabel Chambers	36	servant	Cook	Mississippi
78	Peter Klinker	88	Head	—	Germany
80	Curtis Martin	40	Head	—	Kentucky

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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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