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Emma Schmidt — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Campbell, South Dakota

Our Model Tree links this Emma Schmidt across the 1920 and 1930 US Censuses in Campbell, South Dakota (XGBoost, ~Confirmed) — first a daughter (b.~1916), then head of a 9-person household.

Age 14 b. ~1916 Female Daughter Born: South Dakota Single

1930 Census Record Details

Census Year1930
LocationCampbell, South Dakota
SurnameSchmidt
Given NameEmma
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age14
Marital StatusSingle
BirthplaceSouth Dakota
Father's BirthplaceSouth Dakota
Mother's BirthplaceSouth Dakota
Additional Details
Can Read/WriteYes
Birth StateSouth Dakota
Birth CountryUnited States
Birthplace (normalized)south dakota
Township / WardTownship 12774
Est. Birth Year~1916

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.

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

Name Relation to head Relative to Emma Age Birth yr
Helena Schmidt Daughter — 6 ~1924
Peter Schmidt Head — 38 ~1892
Lydia Schmidt Daughter — 12 ~1918
Christina Schmidt Daughter — 15 ~1915
Ida Schmidt Daughter — 3 ~1927
Emma Schmidt Daughter — 14 ~1916
Eva Schmidt Other — 36 ~1894
Eva Schmidt Daughter — 11 ~1919
Peter Schmidt Son — 10 ~1920

Census Appearances

1920
Campbell, South …
Daughter, age 4
Campbell, South Dakota · implied b. ~1916 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Schmidt
Given Name Emma
Relationship to Head Daughter
Sex F
Color / Race White
Age 4
Marital Status Single
Birthplace South Dakota
Father's Birthplace South Dakota
Mother's Birthplace South Dakota
Birth State South Dakota
Birth Country United States
Birthplace (normalized) south dakota
1930
Campbell, South …
Daughter, age 14
Campbell, South Dakota · implied b. ~1916 — 9 household members
Surname Schmidt
Given Name Emma
Relationship to Head Daughter
Sex F
Color / Race White
Age 14
Marital Status Single
Birthplace South Dakota
Father's Birthplace South Dakota
Mother's Birthplace South Dakota
Can Read/Write Yes
Birth State South Dakota
Birth Country United States
Birthplace (normalized) south dakota

Model Tree

An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Linked across censuses
Our Model Tree links Emma Schmidt across 2 US Census years (1920 and 1930) in Campbell, South Dakota, using XGBoost record linkage.
Show:
This person
Anchor record
Emma Schmidt
Daughter · 1930 · age 14 · b. ~1916 · South Dakota
★ You are viewing this record
Sibling
Ida Schmidt
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Christina Schmidt
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eva Schmidt
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lydia Schmidt
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helena Schmidt
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Peter Schmidt
Sibling · 1930 · age 10
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 — Campbell, South Dakota Open full size

Page Contents

50 people indexed on this census page (ia:1930:15thcensus2220unit:0090)

Line Name Age Relation Occupation Birthplace
1 Jacob Ehrman 64 Head Farmer South Russia
2 Katrina Ehrman 48 Wife-H — South Russia
3 Lydia Ehrman 20 Daughter — South Russia
4 Lydia Ehrman 20 Step daughter — South Dakota
5 Benjamin Ehrman 20 Step son Laborer South Dakota
6 Magdalena Ehrman 19 Step daughter — South Dakota
7 Emily Ehrman 17 Step daughter — South Dakota
8 Anna Ehrman 15 Daughter — South Dakota
9 John Ehrman 13 Son — South Dakota
10 Paulina Ehrman 10 Daughter — South Dakota
11 Else Ehrman 8 Daughter — South Dakota
12 Fred Schiele 39 Head Farmer South Russia
13 Katherine Schiele 32 Wife-H — South Dakota
14 Emma Schiele 12 Daughter — South Dakota
15 Fred Schiele 8 Son — South Dakota
16 Reuben Schiele 0 Son — South Dakota
17 Peter S Schmidt 38 Head Farmer South Dakota
18 Eva Schmidt 36 Wife-H — South Dakota
19 Christina Schmidt 15 Daughter — South Dakota
20 Emma Schmidt THIS PERSON 14 Daughter — South Dakota
21 Lydia Schmidt 12 Daughter — South Dakota
22 Eva Schmidt 11 Daughter — South Dakota
23 Peter P Schmidt 10 Son — South Dakota
24 Helena Schmidt 6 Daughter — South Dakota
25 Ida Schmidt 3 Daughter — South Dakota
26 John L Rieger 29 Head Farmer South Dakota
27 Martha Rieger 23 Wife-H — South Dakota
28 Walter Rieger 5 Son — South Dakota
29 Alice R Rieger 4 Daughter — South Dakota
30 Ida E Rieger 2 Daughter — South Dakota
31 Elizabeth Kuhn 13 Adopted — South Dakota
32 Fred Levi 76 Head Farmer South Dakota
33 Bertha Levi 70 Wife-H — South Dakota
34 Albert Schmidt 73 Head Farmer South Dakota
35 Magdalena Schmidt 72 Wife-H — South Russia
36 Otto Schmidt 14 Son — South Dakota
37 Christ Jr. Schunegel 42 Head Farmer South Russia
38 Ella Schunegel 42 Wife-H — South Russia
39 Ella Schunegel 20 Daughter — South Dakota
40 George Schunegel 18 Son Laborer South Dakota
41 Andrew Schunegel 14 Son — South Dakota
42 Chris Nessy 38 Head Farmer South Dakota
43 Emma Nessy 35 Wife-H — South Dakota
44 Gladys Nessy 6 Daughter — South Dakota
45 Fred Rohrbach 40 Head Farmer North Dakota
46 Lydia Rohrbach 40 Wife-H — North Dakota
47 Calvin Rohrbach 16 Son Laborer North Dakota
48 Milbert Rohrbach 13 Son — North Dakota
49 Viola Rohrbach 11 Daughter — North Dakota
50 Lily Rohrbach 8 Daughter — North Dakota

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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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