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Sidney Johnson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Winnebago-County, Iowa

Our Model Tree links this Sidney Johnson across the 1930 and 1940 US Censuses in Winnebago-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 9-person household.

Age 22 b. ~1918 Male Son Born: Iowa Single

1940 Census Record Details

Census Year1940
LocationWinnebago-County, Iowa
SurnameJohnson
Given NameSidney
Relationship to HeadSon
SexM
Color / RaceWhite
Age22
Marital StatusSingle
BirthplaceIowa
1935 Residence (City)Lincoln Township
1935 Residence (County)Winnebago
Additional Details
OccupationManager
IndustryMeat market
Class of WorkerOA
Hours Worked60
Income (1939)0
Highest GradeHs 4
1935 ResidenceSame place
Birth StateIowa
Birth CountryUnited States
Birthplace (normalized)iowa
OccupationManager
Township / WardLincoln 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.

9 people recorded at the same address in the 1940 census.

Name Relation to head Relative to Sidney Age Birth yr
Gustave Johnson Head — 55 ~1885
Bertha Osheim Other — 33 ~1907
Herman Johnson Son — 13 ~1927
Russel Johnson Son — 19 ~1921
Irwin Johnson Son — 26 ~1914
Sidney Johnson Son — 22 ~1918
Alonzo Johnson Son — 16 ~1924
Alta Johnson Daughter — 10 ~1930
Odin Johnson Son — 29 ~1911

Census Appearances

1930
Winnebago, Iowa
Son, age 12
Winnebago, Iowa · implied b. ~1918 — 33 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Johnson
Given Name Sidney
Relationship to Head Son
Sex M
Color / Race White
Age 12
Marital Status Single
Birthplace Iowa
Father's Birthplace Minnesota
Mother's Birthplace Iowa
Occupation none
Can Read/Write Yes
Birth State Iowa
Birth Country United States
Birthplace (normalized) iowa
1940
Winnebago-County, Iowa
Son, age 22
Winnebago-County, Iowa · implied b. ~1918 — 9 household members
Surname Johnson
Given Name Sidney
Relationship to Head Son
Sex M
Color / Race White
Age 22
Marital Status Single
Birthplace Iowa
1935 Residence (City) Lincoln Township
1935 Residence (County) Winnebago
Occupation Manager
Industry Meat market
Class of Worker OA
Hours Worked 60
Income (1939) 0
Highest Grade Hs 4
1935 Residence Same place
Birth State Iowa
Birth Country United States
Birthplace (normalized) iowa

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 Sidney Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sidney Johnson
Son · 1940 · age 22 · b. ~1918 · Iowa
★ You are viewing this record
Sibling
Irwin Johnson
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herman Johnson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Odin Johnson
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alonzo Johnson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alta Johnson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russel Johnson
Sibling · 1940 · age 19
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

1940 US Federal Census — Winnebago-County, Iowa Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01213-00308)

Line Name Age Relation Occupation Birthplace
1 Wife Martha None F — —
2 John B. Frerichs 44 Head Farmer Iowa
3 Bertha Frerichs 39 Wife — Iowa
4 Delores Frerichs 11 Daughter — Iowa
5 John Jr. Frerichs 5 Son — Iowa
6 Elias Knutson 39 Hired hand Farm Laborer Iowa
7 Chris A. Laithe 59 Head Farmer Norway
8 Clara Laithe 42 Wife — Iowa
9 Arlene Laithe 13 Daughter — Iowa
10 Clarine Laithe 3 Daughter — Iowa
11 Lurene Larson 29 Hired hand Farm Laborer Iowa
12 Thomas B. Fjetland 53 Head Farmer Norway
13 Hannah Fjetland 51 Wife — Minnesota
14 Arlene Fjetland 18 Daughter — Iowa
15 Harry Fjetland 16 Son — Iowa
16 Martha Fjetland 9 Daughter — Minnesota
17 Gustave B. Johnson 55 Head Farmer Iowa
18 Odin Johnson 29 Son Manager Iowa
19 Irwin Johnson 26 Son Farmer Iowa
20 Sidney Johnson THIS PERSON 22 Son Manager Iowa
21 Russel Johnson 19 Son Farm Laborer Iowa
22 Alonzo Johnson 16 Son — Iowa
23 Herman Johnson 13 Son — Iowa
24 Alta Johnson 10 Daughter — Iowa
25 Bertha Osheim 33 Housekeeper Housekeeper Iowa
26 Almer Christenson 30 Head Farmer Iowa
27 Mildred Christenson 27 Wife — Minnesota
28 Peter X. Voogd 39 Head Farmer Germany
29 Alice Voogd 31 Wife — Germany
30 Ervin Voogd 3 Son — Iowa
31 Lydia Voogd 2 Daughter — Iowa
32 Hiebe Dombush 41 Hired hand Farm Laborer Germany
33 Joe Abels 25 Head Farmer Iowa
34 Cora Abels 24 Wife — Iowa
35 David Abels 2 Son — Iowa
36 Lammert J. Hippan 37 Head Farmer Germany
37 Elizabeth Hippan 33 Wife — Germany
38 John Hippan 10 Son — Minnesota
39 Henry Hippan 8 Son — Iowa
40 Leona Hippan 6 Daughter — 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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