Leon Smith — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Polk-County, Iowa

Our Model Tree links this Leon Smith across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 4-person household.

Age 44 b. ~1896 Male Head Born: Iowa Married

1940 Census Record Details

Census Year	1940
Location	Polk-County, Iowa
Surname	Smith
Given Name	Leon H.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	44
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Des Moines
1935 Residence (County)	Polk
Additional Details
Occupation	Secretary
Industry	Y.M.C.A.
Class of Worker	PW
Hours Worked	65
Income (1939)	2580
Highest Grade	No 3
1935 Residence	Same House
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Occupation	Secretary
Township / Ward	Des Moines
Est. Birth Year	~1896

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 Leon	Age	Birth yr
Leon Smith	Head	—	44	~1896
Howard Smith	Son	—	11	~1929
Bernice Smith	Spouse	—	43	~1897
Roger Smith	Son	—	15	~1925

Census Appearances

1920

Polk, Iowa

Other, age 24

Polk, Iowa · implied b. ~1896 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	Leon
Relationship to Head	Roomer
Sex	M
Color / Race	White
Age	24
Marital Status	Married
Birthplace	Iowa
Father's Birthplace	Iowa
Mother's Birthplace	Iowa
Occupation	Secretary
Industry	Y.M.C.A.
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	R
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Polk, Iowa

Head, age 34

Polk, Iowa · implied b. ~1896 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	Leon H.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	34
Marital Status	Married
Birthplace	Iowa
Age at First Marriage	23
Father's Birthplace	Iowa
Mother's Birthplace	Iowa
Occupation	Secretary
Industry	Y.M.C.A.
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	6,500
Radio Set	R
Veteran	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1940

Polk-County, Iowa

Head, age 44

Polk-County, Iowa · implied b. ~1896 — 4 household members

Surname	Smith
Given Name	Leon H.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	44
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Des Moines
1935 Residence (County)	Polk
Occupation	Secretary
Industry	Y.M.C.A.
Class of Worker	PW
Hours Worked	65
Income (1939)	2580
Highest Grade	No 3
1935 Residence	Same House
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Linked across censuses

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

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This person

Anchor record

Leon Smith

Head · 1940 · age 44 · b. ~1896 · Iowa

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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 — Polk-County, Iowa Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01196-00669)

Line	Name	Age	Relation	Occupation	Birthplace
1	Sandra Kramer	8	daughter	—	Iowa
2	James H. Freudenburg	44	Head	Owner	Illinois
3	Frances Freudenburg	45	Wife	—	Iowa
4	Frances K. Freudenburg	16	daughter	—	Iowa
5	Guy Grimes	38	Head	Manager	Iowa
6	Clarice Grimes	39	Wife	—	Iowa
7	Marilyn Grimes	14	daughter	—	Iowa
8	Guy O. Grimes	11	son	—	Iowa
9	Nancy Grimes	9	daughter	—	Iowa
10	George Jorgensen	41	Head	Loan Dept.	Minnesota
11	Leila Jorgensen	37	Wife	—	Iowa
12	Joy Jorgensen	17	daughter	Clerk	Iowa
13	Carol Jorgensen	15	daughter	—	Iowa
14	Leon H. Smith THIS PERSON	44	Head	Secretary	Iowa
15	Bernice Smith	43	Wife	—	Iowa
16	Roger Smith	15	son	—	Iowa
17	Howard Smith	11	son	—	Iowa
18	S. Keith Bunten	30	Head	Order Clerk	Iowa
19	Lucille Bunten	26	Wife	—	Iowa
20	Ronald Bunten	4	son	—	Iowa
21	Ruth Johnson	57	mother in law	—	Iowa
22	Elaine Johnson	25	sister in law	Stenographer	Iowa
23	H. Don. Namee	47	Head	Salesman	Iowa
24	Clara Namee	45	Wife	—	Iowa
25	Robert Namee	80	Father	—	Iowa
26	Dan Morgan	60	Head	Salesman	Iowa
27	Mary Morgan	56	Wife	—	Iowa
28	Willis Mcafee	46	Head	Dist Freight Agent	Ohio
29	Barbara Mcafee	44	Wife	—	Illinois
30	Willis R. Mcafee	16	son	—	Illinois
31	Raymond Mcafee	13	son	—	Iowa
32	Grover Goetz	44	Head	Buyer	Illinois
33	Gladys Goetz	42	Wife	—	Iowa
34	Richard Goetz	11	son	—	Iowa
35	Paul Goetz	2	son	—	Iowa
36	Earnest Beadle	61	Head	Janitor	Iowa
37	Grace Beadle	54	Wife	—	Iowa
38	Patricia Beadle	15	daughter	—	Virginia
39	Arthur Erickson	48	Head	Department Manager	Iowa
40	Estelle Erickson	44	Wife	—	Iowa

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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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