Ronald Johnson — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Pottawattamie, Iowa

Our Model Tree links this Ronald Johnson across the 1920 and 1930 US Censuses in Pottawattamie, Iowa (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 4-person household.

Age 12 b. ~1918 Male Son Born: Iowa Single

1930 Census Record Details

Census Year	1930
Location	Pottawattamie, Iowa
Surname	Johnson
Given Name	Ronald C.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	12
Marital Status	Single
Birthplace	Iowa
Age at First Marriage	8
Father's Birthplace	Iowa
Mother's Birthplace	Iowa
Additional Details
Can Read/Write	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Township / Ward	Knox Township
Est. Birth Year	~1918

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 1930 census.

Name	Relation to head	Relative to Ronald	Age	Birth yr
Ronald Johnson	Son	—	12	~1918
Alma Johnson	Other	—	32	~1898
Ruth Johnson	Daughter	—	9	~1921
Clarence Johnson	Head	—	24	~1906

Census Appearances

1920

Pottawattamie, Iowa

Son, age 2

Pottawattamie, Iowa · implied b. ~1918 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Ronald C.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	2
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	Iowa
Mother's Birthplace	Iowa
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Pottawattamie, Iowa

Son, age 12

Pottawattamie, Iowa · implied b. ~1918 — 4 household members

Surname	Johnson
Given Name	Ronald C.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	12
Marital Status	Single
Birthplace	Iowa
Age at First Marriage	8
Father's Birthplace	Iowa
Mother's Birthplace	Iowa
Can Read/Write	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Linked across censuses

Our Model Tree links Ronald Johnson across 2 US Census years (1920 and 1930) in Pottawattamie, Iowa, using XGBoost record linkage.

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This person

Anchor record

Ronald Johnson

Son · 1930 · age 12 · b. ~1918 · Iowa

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Sibling

Ruth Johnson

Sibling · 1930 · age 9

Source co-child of head (derived)

● Co-child · derived · ~0.88

Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1930 US Federal Census — Pottawattamie, Iowa Open full size

Page Contents

50 people indexed on this census page (ia:1930:iowacensus00reel678:0781)

Line	Name	Age	Relation	Occupation	Birthplace
1	J. Esael	5	Daughter	—	Iowa
2	Catherine Esael	2	Daughter	—	Iowa
3	Emil Staub	42	Head	Farmer	Iowa
4	Addie M. Staub	40	Wife-H	—	Iowa
5	Gern E. Staub	11	Son	—	Iowa
6	Herman E. Staub	10	Son	—	Iowa
7	Eugene J. Staub	7	Son	—	Iowa
8	Aletha F. Staub	5	Daughter	—	Iowa
9	Harry Hines	43	Head	Farmer	Iowa
10	Samantha Hines	72	Mother-H	—	Iowa
11	Loren W. Ropp	16	Cousin	—	North Dakota
12	Elmer F. Ingensen	16	Helper	Laborer	Iowa
13	Ricklif Olden	49	Head	Farmer	Iowa
14	Irma E. Olden	39	Wife-H	—	Iowa
15	Margaret E. Olden	14	Daughter	—	Iowa
16	Thorle A. Olden	9	Son	—	Iowa
17	Harry M. Greene	47	Head	Farmer	Ohio
18	Louis C. Greene	72	Father	—	Ohio
19	Martha E. Greene	69	Mother-H	—	Iowa
20	Harry L. Kaye	47	Head	Laborer	Iowa
21	Clara E. Kaye	38	Wife-H	—	Illinois
22	Franklin D. Kaye	17	Son	—	Iowa
23	Arthur L. Kaye	15	Son	—	Iowa
24	Harry L. Jr. Kaye	14	Son	—	Iowa
25	Thomas B. Nichols	71	Head	Farmer	Ohio
26	Bertha O. Nichols	38	Niece-H	Servant	Ohio
27	Fred W. Jacobsen	55	Head	Farmer	Germany
28	Annie Jacobsen	51	Wife-H	—	Iowa
29	Wilbert R. Jacobsen	18	Son	Laborer	Iowa
30	Della Green	50	Head	—	Iowa
31	Carl Green	28	Son	Truck Driver	Iowa
32	Julius Green	25	Son	Farmer	Iowa
33	Edward Green	21	Son	Laborer	Iowa
34	Johnny Green	17	Son	—	Iowa
35	Arleen J. Green	14	Daughter	—	Iowa
36	Daniel Gustafsen	31	Head	Farmer	Iowa
37	Bessie A. Gustafsen	30	Wife-H	—	Iowa
38	Harry Christensen	31	Head	Farmer	Iowa
39	Anna Christensen	31	Wife-H	—	Iowa
40	Jeanette S. Christensen	8	Daughter	—	Iowa
41	Raymond H. Christensen	4	Son	—	Iowa
42	Alton C. Miller	37	Head	Farmer	Iowa
43	Walter Messerschmidt	23	Helper	Laborer	Iowa
44	Mabel A. Messerschmidt	25	Helper's Wife-H	—	Iowa
45	Clarence A. Johnson	24	Head	Farmer	Iowa
46	Alma A. Johnson	32	Wife-H	—	Iowa
47	Ronald C. Johnson THIS PERSON	12	Son	—	Iowa
48	Ruth A. Johnson	9	Daughter	—	Iowa
49	Olive D. Rold	48	Head	Farmer	Iowa
50	Ellen K. Rold	36	Wife-H	—	Iowa

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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