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John Mcconnell — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Dunn-County, North Dakota

Our Model Tree links this John Mcconnell across the 1920, 1930 and 1940 US Censuses in Dunn-County, North Dakota (XGBoost, ~Confirmed) — first a head (b.~1868), then head of a 4-person household.

Age 72 b. ~1868 Male Head Born: Indiana Married

1940 Census Record Details

Census Year1940
LocationDunn-County, North Dakota
SurnameMcConnell
Given NameJohn
Relationship to HeadHead
SexM
Color / RaceWhite
Age72
Marital StatusMarried
BirthplaceIndiana
1935 Residence (City)143-94
1935 Residence (County)Dunn
Additional Details
OccupationFarmer
IndustryFarming
Class of WorkerOA
Hours Worked24
Income (1939)0
1935 ResidenceSame House
Birth StateIndiana
Birth CountryUnited States
Birthplace (normalized)indiana
OccupationFarmer
Township / Ward14394
Est. Birth Year~1868

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.

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

Name Relation to head Relative to John Age Birth yr
Rose Mcconnell Spouse — 62 ~1878
John Nelson Other — 23 ~1917
John Mcconnell Head — 72 ~1868
Virginia Mcconnell Daughter — 29 ~1911

Census Appearances

1920
Dunn, North …
Head, age 52
Dunn, North Dakota · implied b. ~1868 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McConnell
Given Name John
Relationship to Head Head
Sex M
Color / Race White
Age 52
Marital Status Married
Birthplace Indiana
Father's Birthplace Indiana
Mother's Birthplace Indiana
Occupation Farmer
Industry General Farm
Class of Worker Emp
Can Read Yes
Can Write Yes
Speaks English Yes
Home Owned/Rented O
Home Free/Mortgaged F
Birth State Indiana
Birth Country United States
Year of Naturalization 1920
Birthplace (normalized) indiana
1930
Dunn, North …
Head, age 63
Dunn, North Dakota · implied b. ~1867 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McConnell
Given Name John
Relationship to Head Head
Sex M
Color / Race White
Age 63
Marital Status Married
Birthplace Indiana
Age at First Marriage 26
Father's Birthplace Indiana
Mother's Birthplace Indiana
Occupation Farmer
Industry General farming
Class of Worker VVVV
Can Read/Write Yes
Home Owned/Rented O
Home Value / Rent 1200
Birth State Indiana
Birth Country United States
Birthplace (normalized) indiana
1940
Dunn-County, North …
Head, age 72
Dunn-County, North Dakota · implied b. ~1868 — 4 household members
Surname McConnell
Given Name John
Relationship to Head Head
Sex M
Color / Race White
Age 72
Marital Status Married
Birthplace Indiana
1935 Residence (City) 143-94
1935 Residence (County) Dunn
Occupation Farmer
Industry Farming
Class of Worker OA
Hours Worked 24
Income (1939) 0
1935 Residence Same House
Birth State Indiana
Birth Country United States
Birthplace (normalized) indiana

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 Mcconnell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mcconnell
Head · 1940 · age 72 · b. ~1868 · North Dakota
★ You are viewing this record
Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Dunn-County, North Dakota Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03000-00168)

Line Name Age Relation Occupation Birthplace
1 Olga Stromme 49 Head — Minnesota
2 Wilbur Stromme 21 Son Farmer N. Dak.
3 Marjorie Stromme 19 Daughter — N. Dak.
4 Arlie Stromme 16 Son Laborer N. Dak.
5 Everett Stromme 14 Son — N. Dak.
6 Donald Stromme 13 Son — N. Dak.
7 Chris Simonson 46 Head Farmer Norway
8 Wilbur Bailey 36 Head Farmer Nebraska
9 Violetta Bailey 28 Wife — N. Dak.
10 Lois Bailey 6 Daughter — N. Dak.
11 Ronald Bailey 3 Son — N. Dak.
12 Nick Kuntz 28 Hired Hand Laborer N. Dak.
13 Joseph Degele 40 Head Farmer Russia
14 Appolonia Degele 38 Wife — N. Dak.
15 Frieda Degele 13 Daughter — N. Dak.
16 George Degele 12 Son — N. Dak.
17 Bertha Degele 9 Daughter — N. Dak.
18 Albert Degele 6 Son — N. Dak.
19 Valentine Degele 4 Son — N. Dak.
20 Vincent Degele 2 Son — N. Dak.
21 Frank Pfeiffer 66 Head — Hungary
22 Anna Pfeiffer 56 Wife — Hungary
23 Peter Pfeiffer 23 Son Laborer N. Dak.
24 Eva Pfeiffer 20 Daughter — N. Dak.
25 Walter Mcconnell 37 Head Farmer Iowa
26 Katherine Mcconnell 24 Wife — N. Dak.
27 Adeline Mcconnell 1 Daughter — N. Dak.
28 John Mcconnell THIS PERSON 72 Head Farmer Indiana
29 Rose Mcconnell 62 Wife — Iowa
30 John Nelson 23 Grandson Laborer N. Dak.
31 Virginia Mcconnell 29 Daughter Housework N. Dak.
32 S. O. Hyland 59 Head Farmer Minnesota
33 Ida Hyland 66 Wife — Minnesota
34 Anton Degele 56 Head Farmer Russia
35 Elizabeth Degele 46 Wife — Russia
36 Gregory Degele 23 Son Laborer N. Dak.
37 Joseph Degele 19 Son Laborer N. Dak.
38 Marie Degele 17 Daughter — N. Dak.
39 Isador Sykora 43 Head Farmer Russia
40 Della Sykora 35 Wife — N. Dak.

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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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