John Lewis — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Cowlitz-County, Washington

Our Model Tree links this John Lewis across the 1920, 1930 and 1940 US Censuses in Cowlitz-County, Washington (XGBoost, ~Confirmed), with identified parents Alice — first a head (b.~1903), then head of a 4-person household.

Age 37 b. ~1903 Male Head Born: Wyoming Married

1940 Census Record Details

Census Year	1940
Location	Cowlitz-County, Washington
Surname	Lewis
Given Name	John
Relationship to Head	head
Sex	M
Color / Race	White
Age	37
Marital Status	Married
Birthplace	Wyoming
1935 Residence (County)	Cowlitz
Additional Details
Occupation	Lumber Mill
Industry	PW
Class of Worker	1200
Highest Grade	Hs 4
1935 Residence	40
Birth State	Wyoming
Birth Country	United States
Birthplace (normalized)	wyoming
Occupation	Lumber Mill
Township / Ward	E P 48 Hills Dale
Est. Birth Year	~1903

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.

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

Name	Relation to head	Relative to John	Age	Birth yr
John Lewis	Head	—	37	~1903
Jack Lewis	Son	—	11	~1929
Lauren Lewis	Son	—	13	~1927
Eva Lewis	Spouse	—	35	~1905

Census Appearances

1920

Walla Walla, …

Son, age 13

Walla Walla, Washington · implied b. ~1907 — 8 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Lewis
Given Name	John
Relationship to Head	Son
Sex	M
Color / Race	White
Age	13
Marital Status	Single
Birthplace	Wyoming
Father's Birthplace	Iowa
Mother's Birthplace	Kansas
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Wyoming
Birth Country	United States
Birthplace (normalized)	wyoming

1930

Cowlitz, Washington

Head, age 23

Cowlitz, Washington · implied b. ~1907 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Lewis
Given Name	John S
Relationship to Head	Head
Sex	M
Color / Race	White
Age	23
Marital Status	Married
Birthplace	Wyoming
Age at First Marriage	19
Father's Birthplace	Iowa
Mother's Birthplace	Kansas
Occupation	Lumber Grader
Industry	Lumber Mill
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	10.00
Veteran	No
Birth State	Wyoming
Birth Country	United States
Birthplace (normalized)	wyoming

1940

Cowlitz-County, Washington

Head, age 37

Cowlitz-County, Washington · implied b. ~1903 — 4 household members

Surname	Lewis
Given Name	John
Relationship to Head	head
Sex	M
Color / Race	White
Age	37
Marital Status	Married
Birthplace	Wyoming
1935 Residence (County)	Cowlitz
Occupation	Lumber Mill
Industry	PW
Class of Worker	1200
Highest Grade	Hs 4
1935 Residence	40
Birth State	Wyoming
Birth Country	United States
Birthplace (normalized)	wyoming

Model Tree

Model Tree available

Our Model Tree links John Lewis across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: mother Alice Lewis (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.

Show:

Gen 1 Parents confidence ≈ 0.92

Mother

Alice Lewis

b. ~1880

Source mother

● Household · direct · ~0.92

This person

Anchor record

John Lewis

Head · 1940 · age 37 · b. ~1903 · Washington

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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 — Cowlitz-County, Washington Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-04337-00207)

Line	Name	Age	Relation	Occupation	Birthplace
1	Harold Wall	5	son	—	Washington
2	Donna Wall	4	daughter	—	Washington
3	John Barnes	68	head	Shipping	Missouri
4	Eva Barnes	58	wife	—	Tennessee
5	Harvey Horner	22	head	Lumber Mill	Wyoming
6	Cora Horner	20	wife	—	Washington
7	James Horner	3	son	—	Washington
8	Ben Grubbe	34	head	Laborer	Missouri
9	Loraine Grubbe	29	wife	—	Washington
10	Nellie Grubbe	11	daughter	—	Washington
11	Mary Grubbe	8	daughter	—	Washington
12	Betty Grubbe	4	daughter	—	Idaho
13	Opal Grubbe	3	daughter	—	Washington
14	Doris Grubbe	1	daughter	—	Washington
15	Ralph Sherman	46	head	Radiator Shop	Minnesota
16	Flo Sherman	30	wife	—	English Canada
17	Billie Call	9	step son	—	Washington
18	Noella Call	7	daughter	—	Washington
19	Henning Peterson	53	head	Contractor	Sweden
20	Bertha Peterson	63	wife	—	Nebraska
21	Berne Wellington	27	head	Laborer	Washington
22	Grace Wellington	28	wife	—	South Dakota
23	Gosten Todd	44	head	Lumber Mill	West Virginia
24	Hallie Todd	42	wife	—	Texas
25	Herman Todd	20	son	—	Arkansas
26	Roy Todd	17	son	—	Arkansas
27	Junior Todd	13	son	—	Arkansas
28	Floyd Todd	10	son	—	Washington
29	Milton Davis	32	head	Saw Filer	Arkansas
30	Alice Davis	26	wife	—	Oregon
31	Mary Davis	5	daughter	—	Oregon
32	Milton Davis	3	son	—	Oregon
33	Hoke Smith	34	head	Carpenter	Georgia
34	Elva Smith	25	wife	—	Washington
35	Jacqline Smith	1	daughter	—	Washington
36	Wayne Cheshier	18	son in law	New Worker	Washington
37	John Lewis THIS PERSON	37	head	Lumber Mill	Wyoming
38	Eva Lewis	35	wife	—	Iowa
39	Lauren Lewis	13	son	—	Washington
40	Jack Lewis	11	son	—	Washington

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Pedigree Summary

John

Gen 1 · 1 parents ~0.92

Max depth 4 (1900–1950 window)

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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