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John Abbott — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Union-County, Iowa

Our Model Tree links this John Abbott across the 1930 and 1940 US Censuses in Union-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 8-person household.

Age 23 b. ~1917 Male Son Born: Iowa Single

1940 Census Record Details

Census Year1940
LocationUnion-County, Iowa
SurnameAbbott
Given NameJohn B.
Relationship to HeadSon
SexM
Color / RaceWhite
Age23
Marital StatusSingle
BirthplaceIowa
1935 Residence (City)Sand Creek TWP
1935 Residence (County)Union County
Additional Details
OccupationFarm Laborer
Industryagriculture
Class of WorkerPW
Hours Worked82
Income (1939)200
Highest GradeH 4
1935 ResidenceSame place
Birth StateIowa
Birth CountryUnited States
Birthplace (normalized)iowa
OccupationFarm Laborer
Township / WardSand Creek Twp
Est. Birth Year~1917

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.

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

Name Relation to head Relative to John Age Birth yr
John Abbott Son — 23 ~1917
Robert Abbott Son — 18 ~1922
Mayme Abbott Spouse — 47 ~1893
Edward Abbott Son — 16 ~1924
Lloyd Abbott Son — 14 ~1926
Edward Abbott Head — 57 ~1883
Mary Abbott Daughter — 11 ~1929
Dorothy Abbott Daughter — 20 ~1920

Census Appearances

1930
Union, Iowa
Son, age 13
Union, Iowa · implied b. ~1917 — 10 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Abbott
Given Name John B.
Relationship to Head Son
Sex M
Color / Race White
Age 13
Marital Status Single
Birthplace Iowa
Father's Birthplace Iowa
Mother's Birthplace Nebraska
Can Read/Write Yes
Birth State Iowa
Birth Country United States
Birthplace (normalized) iowa
1940
Union-County, Iowa
Son, age 23
Union-County, Iowa · implied b. ~1917 — 8 household members
Surname Abbott
Given Name John B.
Relationship to Head Son
Sex M
Color / Race White
Age 23
Marital Status Single
Birthplace Iowa
1935 Residence (City) Sand Creek TWP
1935 Residence (County) Union County
Occupation Farm Laborer
Industry agriculture
Class of Worker PW
Hours Worked 82
Income (1939) 200
Highest Grade H 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 John Abbott across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Abbott
Son · 1940 · age 23 · b. ~1917 · Iowa
★ You are viewing this record
Sibling
Edward Abbott
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Abbott
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Abbott
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Abbott
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Abbott
Sibling · 1940 · age 20
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 — Union-County, Iowa Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01208-00419)

Line Name Age Relation Occupation Birthplace
41 John C. Owens 72 Head — Iowa
42 Leta M. Owens 40 Wife — Illinois
43 Patrick D. Owens 6 Son — Iowa
44 Irvin R. Owens 60 Head Farmer Iowa
45 Pearl A. Owens 54 Wife — Iowa
46 Fred C. Cheers 69 Head Farmer Iowa
47 Wayne A. Cheers 24 Wife Farmer Iowa
48 Merle R. Wilson 22 Head Farmer Iowa
49 Vivian M. Wilson 20 Wife — Iowa
50 Freeman F. Coen 25 Head Farmer Iowa
51 Opal M. Coen 27 Wife — Missouri
52 Edward B. Abbott 57 Head Farmer Iowa
53 Mayme I. Abbott 47 Wife — Iowa
54 John B. Abbott THIS PERSON 23 Son Farm Laborer Iowa
55 Dorothy M. Abbott 20 Daughter — Iowa
56 Robert D. Abbott 18 Son Farmer Iowa
57 Edward W. Abbott 16 Son — Iowa
58 Lloyd D. Abbott 14 Son — Iowa
59 Mary L. Abbott 11 Daughter — Iowa
60 Marion D. Sweet 36 Head Farmer Iowa
61 Viola B. Sweet 38 Wife — Iowa
62 Everett C. Sweet 15 Son — Iowa
63 Francis E. Sweet 14 Son — Iowa
64 Charles F. Campbell 66 Head Farmer Iowa
65 Olive V. Campbell 62 Wife — Iowa
66 Ellis F. Haight 40 Head Farmer Iowa
67 Berniece E. Haight 30 Wife — Iowa
68 Dale F. Haight 2 Son — Iowa
69 Charles Miller 52 Head Farmer Iowa
70 Jessie M. Miller 57 Wife — Iowa
71 Ruth G. Miller 15 Daughter — Iowa
72 Charles W. Miller 14 Son — Iowa
73 Kirk A. Brown 46 Head Farmer Michigan
74 Helen B. Brown 38 Wife — Minnesota
75 Floyd W. Brown 13 Son — Iowa
76 Eva M. Brown 11 Daughter — Iowa
77 Elizabeth J. Brown 8 Daughter — Iowa
78 Patricia B. Brown 2 Daughter — Iowa
79 Selma O. Lindquist 58 Head Farmer Iowa
80 Mary R. Lindquist 58 Wife — Illinois

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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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