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Margaret Cox — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Sherburne-County, Minnesota

Our Model Tree links this Margaret Cox across the 1930 and 1940 US Censuses in Sherburne-County, Minnesota (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 8-person household.

Age 15 b. ~1925 Female Daughter Born: Minnesota Single

1940 Census Record Details

Census Year1940
LocationSherburne-County, Minnesota
SurnameCox
Given NameMargaret E.
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age15
Marital StatusSingle
BirthplaceMinnesota
1935 Residence (City)Becker Village
1935 Residence (County)Sherburne
Additional Details
Industry0
Highest GradeHs 1
1935 ResidenceSame place
Birth StateMinnesota
Birth CountryUnited States
Birthplace (normalized)minnesota
Township / WardBecker Village
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.

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

Name Relation to head Relative to Margaret Age Birth yr
Gordon Cox Son — 13 ~1927
Edward Cox Head — 59 ~1881
Kenneth Cox Son — 25 ~1915
Isabel Cox Daughter — 18 ~1922
Melvin Cox Son — 21 ~1919
Margaret Cox Daughter — 15 ~1925
Lillian Cox Spouse — 56 ~1884
Clayton Cox Son — 17 ~1923

Census Appearances

1930
Sherburne, Minnesota
Daughter, age 5
Sherburne, Minnesota · implied b. ~1925 — 10 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Cox
Given Name Margaret L.
Relationship to Head Daughter
Sex F
Color / Race White
Age 5
Marital Status Single
Birthplace Minnesota
Father's Birthplace Minnesota
Mother's Birthplace Minnesota
Birth State Minnesota
Birth Country United States
Birthplace (normalized) minnesota
1940
Sherburne-County, Minnesota
Daughter, age 15
Sherburne-County, Minnesota · implied b. ~1925 — 8 household members
Surname Cox
Given Name Margaret E.
Relationship to Head Daughter
Sex F
Color / Race White
Age 15
Marital Status Single
Birthplace Minnesota
1935 Residence (City) Becker Village
1935 Residence (County) Sherburne
Industry 0
Highest Grade Hs 1
1935 Residence Same place
Birth State Minnesota
Birth Country United States
Birthplace (normalized) minnesota

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 Margaret Cox across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Cox
Daughter · 1940 · age 15 · b. ~1925 · Minnesota
★ You are viewing this record
Sibling
Gordon Cox
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clayton Cox
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabel Cox
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Melvin Cox
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Cox
Sibling · 1940 · age 25
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 — Sherburne-County, Minnesota Open full size

Page Contents

34 people indexed on this census page (nara:1940:m-t0627-01958-00509)

Line Name Age Relation Occupation Birthplace
41 Anna S. Murphy 43 Head — Nebraska
42 Ray L. Murphy 21 Son Laborer Minnesota
43 Olive M. Murphy 18 Daughter Seamstress Minnesota
44 Joyce A. Murphy 16 Daughter — Wisconsin
46 James E. Murphy 66 Head — Minnesota
47 Rosa M. Murphy 60 Wife — Minnesota
48 George J. Dore 44 Head Laborer Minnesota
49 Hattie M. Dore 44 Wife — Minnesota
50 Eugene H. Dore 20 Son Laborer Minnesota
52 Marcus W. Flannery 37 Head Section Foreman Iowa
53 Mildred C. Flannery 30 Wife — Minnesota
54 Herman H. Brown 32 Head Laborer Minnesota
55 Christina A. Brown 27 Wife — Minnesota
56 Henry Brown 78 Father — Germany
57 P. Monroe Wells 70 Head — Ohio
58 Anna Wells 66 Wife — Pennsylvania
60 John A. Antonsen 26 Head Manager Minnesota
61 Mabel F. Antonsen 23 Wife — Minnesota
63 Edward T. Cox 59 Head Foreman Minnesota
64 Lillian O. Cox 56 Wife — Minnesota
65 Kenneth A. Cox 25 Son Bartender Minnesota
66 Melvin L. Cox 21 Son New Worker Minnesota
67 Isabel M. Cox 18 Daughter Maid Minnesota
68 Clayton A. Cox 17 Son — Minnesota
69 Margaret E. Cox THIS PERSON 15 Daughter — Minnesota
70 Gordon E. Cox 13 Son — Minnesota
72 Otto B. Berr 48 Head Laborer Iowa
73 Marie E. Berr 43 Wife — New York
74 Gerald B. Berr 19 Son Baker Minnesota
76 Henry B. Schaapveld 54 Head Farmer Iowa
77 Edith Schaapveld 54 Wife — Iowa
78 Joyce L. Schaapveld 18 Daughter — Minnesota
79 Maynard J. Schaapveld 15 Son — Minnesota
80 Herbert A. Schaapveld 11 Son — Minnesota

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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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