Nelson Smith — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Alfalfa-County, Oklahoma

Our Model Tree links this Nelson Smith across the 1920, 1930 and 1940 US Censuses in Alfalfa-County, Oklahoma (XGBoost, ~Confirmed), with identified parents Eva — first a head (b.~1907), then head of a 4-person household.

Age 33 b. ~1907 Male Head Born: Kansas Married

1940 Census Record Details

Census Year	1940
Location	Alfalfa-County, Oklahoma
Surname	Smith
Given Name	Nelson A.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	33
Marital Status	Married
Birthplace	Kansas
1935 Residence (City)	R
1935 Residence (County)	Woods
Additional Details
Occupation	Partner
Industry	Filling Station
Class of Worker	E
Hours Worked	48
Income (1939)	156
Highest Grade	H 4
1935 Residence	Oklahoma
Birth State	Kansas
Birth Country	United States
Birthplace (normalized)	kansas
Occupation	Partner
Township / Ward	Jet
Est. Birth Year	~1907

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 Nelson	Age	Birth yr
Okla Smith	Spouse	—	29	~1911
Nelson Smith	Head	—	33	~1907
Dale Long	Other	—	20	~1920
Clarence Smith	Son	—	9	~1931

Census Appearances

1920

Woods, Oklahoma

Son, age 13

Woods, Oklahoma · implied b. ~1907 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	Nelson A.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	13
Marital Status	Single
Birthplace	Kansas
Father's Birthplace	Kansas
Mother's Birthplace	Kentucky
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Kansas
Birth Country	United States
Birthplace (normalized)	kansas

1930

Alfalfa, Oklahoma

Head, age 23

Alfalfa, Oklahoma · implied b. ~1907 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	Nelson A
Relationship to Head	Head
Sex	M
Color / Race	White
Age	23
Marital Status	Married
Birthplace	Kansas
Age at First Marriage	22
Father's Birthplace	Kansas
Mother's Birthplace	Kentucky
Occupation	Farmer
Industry	General Farm
Class of Worker	OA
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	800
Radio Set	R
Veteran	No
Birth State	Kansas
Birth Country	United States
Birthplace (normalized)	kansas

1940

Alfalfa-County, Oklahoma

Head, age 33

Alfalfa-County, Oklahoma · implied b. ~1907 — 4 household members

Surname	Smith
Given Name	Nelson A.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	33
Marital Status	Married
Birthplace	Kansas
1935 Residence (City)	R
1935 Residence (County)	Woods
Occupation	Partner
Industry	Filling Station
Class of Worker	E
Hours Worked	48
Income (1939)	156
Highest Grade	H 4
1935 Residence	Oklahoma
Birth State	Kansas
Birth Country	United States
Birthplace (normalized)	kansas

Model Tree

Model Tree available

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

Show:

Gen 1 Parents confidence ≈ 0.92

Mother

Eva Smith

b. ~1880

Source mother

● Household · direct · ~0.92

This person

Anchor record

Nelson Smith

Head · 1940 · age 33 · b. ~1907 · Oklahoma

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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 — Alfalfa-County, Oklahoma Open full size

Page Contents

35 people indexed on this census page (nara:1940:m-t0627-03274-00725)

Line	Name	Age	Relation	Occupation	Birthplace
41	Thornburg E. Rider	28	Lodger	Carpenter	Oklahoma
42	Edna May Rider	31	Lodger-wife	Np	Missouri
43	Jimmie Gene Rider	5	Lodger-son	—	Missouri
44	Janet Louise Rider	2	Lodger-daughter	—	Arkansas
45	Glenn E. Yoder	27	Head	Partner	Oklahoma
46	Fannie O. Yoder	24	Wife	Np	Oklahoma
47	Glennis Ann Yoder	6	Daughter	—	Oklahoma
48	Jerry Keith Yoder	4	Son	—	Oklahoma
49	Larry Ray Yoder	1	Son	—	Oklahoma
50	Nelson A. Smith THIS PERSON	33	Head	Partner	Kansas
51	Okla P. Smith	29	Wife	Np	Kansas
52	Clarence Lee Smith	9	Son	—	Oklahoma
53	Dale Long	20	Brother-in-law	Attendant	Oklahoma
54	Seth W. Anderson	32	Head	Carpenter	Texas
55	Nell C. Anderson	28	Wife	Np	Texas
56	Don Seth Anderson	6	Son	—	New Mexico
57	Stephen West Anderson	5	Son	—	Oklahoma
58	Samuel J. Caskey	67	Head	—	Iowa
59	Metta Caskey	52	Wife	Manager	Missouri
60	Oscar R. Morris	36	Lodger	Salesman	Tennessee
61	Callie O. Chandler	50	Lodger	Salesman	Tennessee
62	Laverne L. Benson	20	Lodger	Carpenter'S Helper	Oklahoma
63	Charles E. Zanders	37	Lodger	Stockbuyer	Oklahoma
69	John C. Chesnut	65	Head	Manager	Kansas
70	Leona V. Chesnut	56	Wife	—	Missouri
71	Leslie Sheets	21	Head	Truck Driver	Oklahoma
72	Jessie Sheets	18	Wife	—	Oklahoma
73	George Bonham	32	Head	Truck Driver	Oklahoma
74	Ruth Elaine Bonham	18	Wife	—	Oklahoma
75	Lola Sue Bonham	1	Daughter	—	Oklahoma
76	Mark H. Guillen	31	Head	Carpenter	Montana
77	Ruby F. Guillen	32	Wife	—	Missouri
78	Lois Jean Guillen	10	Daughter	—	Albuquerque
79	Mark C. Guillen	7	Son	—	Albuquerque
80	Norma Lee Guillen	3	Daughter	—	Oklahoma

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Pedigree Summary

Nelson

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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