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Robert Swanson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Delaware-County, Iowa

Our Model Tree links this Robert Swanson across the 1930 and 1940 US Censuses in Delaware-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.

Age 15 b. ~1925 Male Son Born: Iowa Single

1940 Census Record Details

Census Year1940
LocationDelaware-County, Iowa
SurnameSwanson
Given NameRobert
Relationship to HeadSon
SexM
Color / RaceWhite
Age15
Marital StatusSingle
BirthplaceIowa
1935 Residence (City)Prairie Twp
1935 Residence (County)Delaware
Additional Details
OccupationFarmer
IndustryFarm
Class of WorkerNP
Hours Worked48
Income (1939)0
Highest GradeHs 8
1935 ResidenceSame Place
Birth StateIowa
Birth CountryUnited States
Birthplace (normalized)iowa
OccupationFarmer
Township / WardPrairie Twp
Est. Birth Year~1925

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 Robert Age Birth yr
Jean Swanson Daughter — 11 ~1929
Donald Swanson Son — 12 ~1928
Kenneth Swanson Son — 6 ~1934
Elsie Swanson Spouse — 42 ~1898
Lois Swanson Daughter — 4 ~1936
Clifford Swanson Son — 9 ~1931
Betty Swanson Daughter — 14 ~1926
Robert Swanson Son — 15 ~1925
Harry Swanson Head — 46 ~1894

Census Appearances

1930
Delaware, Iowa
Son, age 5
Delaware, Iowa · implied b. ~1925 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Swanson
Given Name Robert J.
Relationship to Head Son
Sex M
Color / Race White
Age 5
Marital Status Single
Birthplace Iowa
Father's Birthplace Iowa
Mother's Birthplace Iowa
Birth State Iowa
Birth Country United States
Birthplace (normalized) iowa
1940
Delaware-County, Iowa
Son, age 15
Delaware-County, Iowa · implied b. ~1925 — 9 household members
Surname Swanson
Given Name Robert
Relationship to Head Son
Sex M
Color / Race White
Age 15
Marital Status Single
Birthplace Iowa
1935 Residence (City) Prairie Twp
1935 Residence (County) Delaware
Occupation Farmer
Industry Farm
Class of Worker NP
Hours Worked 48
Income (1939) 0
Highest Grade Hs 8
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 Robert Swanson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Swanson
Son · 1940 · age 15 · b. ~1925 · Iowa
★ You are viewing this record
Sibling
Clifford Swanson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Swanson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Swanson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Swanson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Swanson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Swanson
Sibling · 1940 · age 6
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 — Delaware-County, Iowa Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01155-00470)

Line Name Age Relation Occupation Birthplace
1 Son Gordon None M — —
2 Father Elmer None M — —
3 Ernest Martin 20 Hired hand Farm Labor Iowa
4 Harry Swanson 46 Head Farmer Iowa
5 Elsie Swanson 42 Wife Housekeeper Iowa
6 Robert Swanson THIS PERSON 15 Son Farmer Iowa
7 Betty Swanson 14 Daughter — Iowa
8 Donald Swanson 12 Son — Iowa
9 Jean Swanson 11 Daughter — Iowa
10 Clifford Swanson 9 Son — Iowa
11 Kenneth Swanson 6 Son — Iowa
12 Lois Swanson 4 Daughter — Iowa
13 Adel Swanson 50 Head Farmer Sweden
14 Ella Swanson 52 Wife Housekeeper Iowa
15 Richard Swanson 21 Son Farmer Iowa
16 Verna Swanson 18 Daughter Housekeeper Illinois
17 Le Roy Swanson 13 Son — Minnesota
18 Archie Durey 47 Head Farmer Iowa
19 Elsie Durey 45 Wife Housekeeper Iowa
20 Daniel Anderson 64 Head Farmer Illinois
21 Ethel Anderson 57 Wife Housekeeper Illinois
22 Jackie Anderson 13 Grandson — Iowa
23 Damon Tomkins 35 Head Farmer Labor Iowa
24 Marguerite Tomkins 25 Wife Housekeeper Iowa
25 Clarence Wolf 49 Head Farmer Iowa
26 Myrtle Wolf 54 Wife Housekeeper Iowa
27 Joseph Offerman 18 Hired hand — Iowa
28 Walter Boss 30 Head Farmer Iowa
29 Viola Boss 30 Wife Housekeeper Iowa
30 Charles Valkner 43 Hired hand Farm Labor Iowa
31 Clarence Becker 27 Head Farmer Iowa
32 Lucile Becker 23 Wife Housekeeper Iowa
33 Donald Becker 3 Son — Iowa
34 David Becker 0 Son — Iowa
35 Fred Blosch 44 Head Farmer Iowa
36 Martin Dierstein 47 Head Farmer Iowa
37 Ola Dierstein 37 Wife Housekeeper Iowa
38 Clarence Mesch 26 Hired hand Farm Labor Iowa
39 Howard Traver 32 Head Farmer Iowa
40 Mildred Traver 23 Wife Housekeeper 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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