Grace Cook — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Gilliam-County, Oregon

Our Model Tree links this Grace Cook across the 1920, 1930 and 1940 US Censuses in Gilliam-County, Oregon (XGBoost, ~Confirmed) — first a head (b.~1891), then head of a 6-person household.

Age 49 b. ~1891 Female Head Born: Michigan Widowed

1940 Census Record Details

Census Year	1940
Location	Gilliam-County, Oregon
Surname	Cook
Given Name	Grace
Relationship to Head	Head
Sex	F
Color / Race	White
Age	49
Marital Status	Widowed
Birthplace	Michigan
1935 Residence (City)	Condon
1935 Residence (County)	Gilliam
Additional Details
Highest Grade	No 6
1935 Residence	Same place
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan
Township / Ward	Condon
Est. Birth Year	~1891

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.

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

Name	Relation to head	Relative to Grace	Age	Birth yr
Arlene Cook	Daughter	—	13	~1927
Leona Cook	Daughter	—	9	~1931
Grace Cook	Head	—	49	~1891
Donald Cook	Son	—	18	~1922
Jean Cook	Daughter	—	11	~1929
Ross Cook	Son	—	23	~1917

Census Appearances

1920

Gilliam, Oregon

Spouse, age 29

Gilliam, Oregon · implied b. ~1891 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cook
Given Name	Grace
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	29
Marital Status	Married
Birthplace	Michigan
Father's Birthplace	Michigan
Mother's Birthplace	Ohio
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

1930

Gilliam, Oregon

Other, age 39

Gilliam, Oregon · implied b. ~1891 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cook
Given Name	Grace
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	39
Marital Status	Married
Birthplace	Michigan
Age at First Marriage	17
Father's Birthplace	Michigan
Mother's Birthplace	Ohio
Can Read/Write	Yes
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

1940

Gilliam-County, Oregon

Head, age 49

Gilliam-County, Oregon · implied b. ~1891 — 6 household members

Surname	Cook
Given Name	Grace
Relationship to Head	Head
Sex	F
Color / Race	White
Age	49
Marital Status	Widowed
Birthplace	Michigan
1935 Residence (City)	Condon
1935 Residence (County)	Gilliam
Highest Grade	No 6
1935 Residence	Same place
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

Model Tree

Linked across censuses

Our Model Tree links Grace 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

Grace Cook

Head · 1940 · age 49 · b. ~1891 · 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 — Gilliam-County, Oregon Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03360-00955)

Line	Name	Age	Relation	Occupation	Birthplace
1	Jack Rinehart	18	son	Attendant	Oregon
2	Phyllis Rinehart	21	daughter-in-law	Housekeeper	Oregon
3	Harlan Denton	36	Head	Motorman	Kentucky
4	Edna Denton	32	Wife	Teacher	Illinois
5	Grace Cook THIS PERSON	49	Head	—	Michigan
6	Ross Cook	23	son	Laborer	Oregon
7	Donald Cook	18	son	Janitor	Oregon
8	Arlene Cook	13	daughter	—	Oregon
9	Jean Cook	11	daughter	—	Oregon
10	Leona Cook	9	daughter	—	Oregon
11	Vacant	None	—	—	—
12	Vacant	None	—	—	—
13	Charley W. Maidment	43	Head	Farmer	Oregon
14	Maurine W. Maidment	37	Wife	—	Washington
15	Mary Maidment	17	daughter	—	Oregon
16	Lyle Maidment	15	son	—	Oregon
17	Myrtle Maidment	14	daughter	—	Washington
18	Carl Maidment	11	son	—	Oregon
19	H. J. Devin	30	Head	Manager	Oregon
20	Irene Devin	27	Wife	—	Oregon
21	Glenn Devin	10	son	—	Oregon
22	Boyd Devin	7	son	—	Oregon
23	Lucy Ellen Scott	72	Head	Cooking	Nebraska
24	Norman Winchell	37	Head	Herder	Montana
25	Fay Winchell	24	Wife	—	South Dakota
26	Norma Fay Winchell	2	daughter	—	Oregon
27	Sharon Winchell	0	daughter	—	Oregon
28	Ben Tweed	47	Head	—	Washington
29	Alice Tweed	33	Wife	Housekeeper	Oklahoma
30	Ben Jr. Tweed	16	son	—	Oklahoma
31	Thomas Tweed	14	son	—	Oklahoma
32	J. B. Hand	72	Head	Pastor	Germany
33	Mary Hand	67	Housekeeper	Housekeeper	Illinois
34	Thomas Francis Metigue	25	Lodger	Catholic Priest	Ireland
35	A. S. Hollen	69	Head	—	Iowa
36	Everett Jerome Collart	24	Boarder	Bank Clerk	Nebraska
37	Vacant	None	—	—	—
38	Paul L. Smith	47	Head	Engineer On Railroad	Kansas
39	Mary C. Smith	52	Wife	—	Indiana
40	Lilla May Gross	54	Head	Bookkeeper Bank Clerk	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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