John Douglas — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Marion-County, Oregon

Our Model Tree links this John Douglas across the 1920, 1930 and 1940 US Censuses in Marion-County, Oregon (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 7-person household.

Age 55 b. ~1885 Male Head Born: Kansas Married

1940 Census Record Details

Census Year	1940
Location	Marion-County, Oregon
Surname	Douglas
Given Name	John
Relationship to Head	head
Sex	M
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Kansas
1935 Residence (City)	Salem Heights
1935 Residence (County)	Marion
Additional Details
Occupation	Plumber
Class of Worker	OA
Hours Worked	30
Income (1939)	348
Highest Grade	No 8
1935 Residence	Same house
Birth State	Kansas
Birth Country	United States
Birthplace (normalized)	kansas
Occupation	Plumber
Township / Ward	Salem Heights
Est. Birth Year	~1885

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 John	Age	Birth yr
Eloise Douglas	Daughter	—	10	~1930
Dorothy Douglas	Daughter	—	25	~1915
Alice Douglas	Daughter	—	19	~1921
Lois Douglas	Daughter	—	18	~1922
John Douglas	Head	—	55	~1885
George Douglas	Son	—	16	~1924
Annabell Douglas	Spouse	—	46	~1894

Census Appearances

1920

Marion, Oregon

Head, age 34

Marion, Oregon · implied b. ~1886 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Douglas
Given Name	John H.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	34
Marital Status	Married
Birthplace	Kansas
Father's Birthplace	Scotland
Mother's Birthplace	Kansas
Occupation	Plumber
Industry	Plumbing Shop
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Scotch
Birth State	Kansas
Birth Country	United States
Year of Naturalization	R
Birthplace (normalized)	kansas

1930

Marion, Oregon

Head, age 45

Marion, Oregon · implied b. ~1885 — 9 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Douglas
Given Name	John W.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Kansas
Age at First Marriage	27
Father's Birthplace	Ohio
Mother's Birthplace	Pennsylvania
Occupation	Plumber
Industry	Building Construction
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	4000
Radio Set	R
Veteran	No
Birth State	Kansas
Birth Country	United States
Birthplace (normalized)	kansas

1940

Marion-County, Oregon

Head, age 55

Marion-County, Oregon · implied b. ~1885 — 7 household members

Surname	Douglas
Given Name	John
Relationship to Head	head
Sex	M
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Kansas
1935 Residence (City)	Salem Heights
1935 Residence (County)	Marion
Occupation	Plumber
Class of Worker	OA
Hours Worked	30
Income (1939)	348
Highest Grade	No 8
1935 Residence	Same house
Birth State	Kansas
Birth Country	United States
Birthplace (normalized)	kansas

Model Tree

Linked across censuses

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

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This person

Anchor record

John Douglas

Head · 1940 · age 55 · b. ~1885 · 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 — Marion-County, Oregon Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03375-00396)

Line	Name	Age	Relation	Occupation	Birthplace
41	Ellen Jean Neisler	25	wife	—	California
42	William H. Neisler	6	Son	—	Washington
43	Robert L. Neisler	5	Son	—	Washington
44	Halstead Moody	59	Father-in-law	Desk Clerk	Iowa
45	Enoch Page	47	head	Laborer	Georgia
46	Effie Page	49	wife	—	Arkansas
47	Warren Page	16	Son	—	Oregon
48	Laverne Page	14	daughter	—	Oregon
49	Willene Page	9	daughter	—	Oregon
50	Herbert Witsel	59	head	Carpenter	Oregon
51	Althea Witsel	48	wife	—	Minnesota
52	Dorothy Witsel	21	daughter	Stenographer	Oregon
53	Lynn Witsel	18	son	—	Oregon
54	Laurel Witsel	18	son	—	Oregon
55	Mildred R. Brooks	72	head	County Recorder	Iowa
56	Claude Abram Kells	57	head	Y.M.C.A.	New York
57	Mary B. Kells	51	wife	—	Maryland
58	Mary Elizabeth Kells	23	daughter	—	New York
59	Margaret Ann Kells	22	daughter	General Office Worker	England
60	Frances Alice Kells	18	daughter	—	Oregon
61	George W. Averitte	45	head	Credit Manager	Utah
62	Dorothy Averitte	35	wife	—	Oregon
63	Phyllis Averitte	14	daughter	—	Oregon
64	Robert Averitte	9	son	—	Oregon
65	Frank H. Erickson	69	head	Dean Of College And Teacher	Indiana
66	Harriet S. Erickson	69	wife	—	Indiana
67	John Douglas THIS PERSON	55	head	Plumber	Kansas
68	Annabell Douglas	46	wife	—	Kansas
69	Dorothy Douglas	25	daughter	Laborer	Oregon
70	Alice Douglas	19	daughter	General Office	Oregon
71	Lois Douglas	18	daughter	General Office	Oregon
72	George Douglas	16	son	—	Oregon
73	Eloise Douglas	10	daughter	—	Oregon
74	Daniel Wagner	43	head	—	Ohio
75	Molly Wagner	22	wife	—	Tennessee
76	Max D. Ryland	28	head	Painter	Oklahoma
77	Marjorie Ryland	25	wife	—	Oregon
78	Sheldon Ryland	4	son	—	Oregon
79	Ray Newton Ryland	2	son	—	Oregon
80	Kenneth H. Fowler	26	head	Trimmer	Oregon

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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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