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Martha Robinson — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Sioux, Iowa

Our Model Tree links this Martha Robinson across the 1920 and 1930 US Censuses in Sioux, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1911), then head of a 7-person household.

Age 19 b. ~1911 Female Daughter Born: Iowa Single

1930 Census Record Details

Census Year	1930
Location	Sioux, Iowa
Surname	Robinson
Given Name	Martha
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	19
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	Holland
Mother's Birthplace	Holland
Additional Details
Can Read/Write	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Township / Ward	Eagle Township
Est. Birth Year	~1911

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.

7 people recorded at the same address in the 1930 census.

Name	Relation to head	Relative to Martha	Age	Birth yr
Martha Robinson	Daughter	—	19	~1911
Gertrude Robinson	Daughter	—	17	~1913
Lena Robinson	Daughter	—	21	~1909
Joe Robinson	Head	—	52	~1878
Catharine Robinson	Daughter	—	4	~1926
Joseph Robinson	Son	—	11	~1919
Alena Robinson	Daughter	—	15	~1915

Census Appearances

1920

Sioux, Iowa

Daughter, age 9

Sioux, Iowa · implied b. ~1911 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Robinson
Given Name	Martha
Relationship to Head	daughter
Sex	F
Color / Race	White
Age	9
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	Holland
Mother's Birthplace	Holland
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Sioux, Iowa

Daughter, age 19

Sioux, Iowa · implied b. ~1911 — 7 household members

Surname	Robinson
Given Name	Martha
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	19
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	Holland
Mother's Birthplace	Holland
Can Read/Write	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Linked across censuses

Our Model Tree links Martha Robinson across 2 US Census years (1920 and 1930) in Sioux, Iowa, using XGBoost record linkage.

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This person

Anchor record

Martha Robinson

Daughter · 1930 · age 19 · b. ~1911 · Iowa

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Sibling

Joseph Robinson

Sibling · 1930 · age 11

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Lena Robinson

Sibling · 1930 · age 21

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Catharine Robinson

Sibling · 1930 · age 4

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Gertrude Robinson

Sibling · 1930 · age 17

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Alena Robinson

Sibling · 1930 · age 15

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 — Sioux, Iowa Open full size

Page Contents

50 people indexed on this census page (ia:1930:iowacensus00reel682:0994)

Line	Name	Age	Relation	Occupation	Birthplace
1	Richard Muller	36	Head	General Farmer	Iowa
2	Nellie Muller	36	Wife	—	Iowa
3	Francis Muller	13	Daughter	—	Iowa
4	Laura Muller	9	Daughter	—	Iowa
5	Harlan Muller	8	Son	—	Iowa
6	John Jabaay	23	Head	Hired Hand	Iowa
7	Jennie Jabaay	22	Wife	—	Holland
8	Gilbert Hofgarden	32	Head	General Farmer	Michigan
9	Hattie Hofgarden	33	Wife	—	Michigan
10	Bert Maandering	28	Head	General Farmer	Holland
11	Annie Maandering	24	Wife	—	Holland
12	John Maandering	2	Son	—	Iowa
13	Frank S. Pratt	57	Head	General Farmer	Minnesota
14	Ben Buckley	28	Hired Hand	Hired Hand	Indiana
15	Martin Cuperus	29	Head	General Farmer	Holland
16	Anna Cuperus	24	Wife	—	Michigan
17	Donald K. Johnson	32	Head	General Farmer	Iowa
18	Evelyn Johnson	33	Wife	—	South Dakota
19	Robert Johnson	8	Son	—	Iowa
20	Philip Johnson	6	Son	—	Iowa
21	Donald Johnson	1	Son	—	Iowa
22	Donald Fergerson	19	Hired Hand	Hired Hand	North Dakota
23	Giele Vankruffen	46	Head	General Farmer	Holland
24	Jennie Vankruffen	41	Wife	—	Holland
25	Henry Vankruffen	21	Son	Hired Hand	Iowa
26	Gena Vankruffen	18	Daughter	—	Kansas
27	Cora Vankruffen	19	Daughter	—	Iowa
28	Lena Vankruffen	17	Daughter	—	Iowa
29	Nelson Vankruffen	14	Son	—	Iowa
30	Arie Vankruffen	12	Son	—	Iowa
31	Tracy Vankruffen	11	Daughter	—	Iowa
32	Alice Vankruffen	9	Daughter	—	Iowa
33	Josephine Vankruffen	8	Daughter	—	Iowa
34	Barbara Vankruffen	4	Son	—	Iowa
35	Albert Vankruffen	2	Son	—	Iowa
36	Joe Robinson	52	Head	General Farmer	Holland
37	Lena Robinson	21	Daughter	—	Holland
38	Martha Robinson THIS PERSON	19	Daughter	—	Iowa
39	Gertrude Robinson	17	Daughter	—	Iowa
40	Alena Robinson	15	Daughter	—	Iowa
41	Joseph Robinson	11	Son	—	Iowa
42	Catharine Robinson	4	Daughter	—	Iowa
43	Arthur E. Jones	36	Head	General Farmer	Iowa
44	Esther Jones	27	Wife	—	South Dakota
45	Marion Jones	5	Son	—	Iowa
46	Ralph Jones	25	Brother	Hired Hand	Iowa
47	Merle Yates	30	Head	General Farmer	Iowa
48	Edith Yates	30	Wife	—	Iowa
49	Lloyd D. Yates	4	Son	—	Iowa
50	Wesley E. Yates	2	Son	—	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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