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Mary Vincent — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Guthrie-County, Iowa

Our Model Tree links this Mary Vincent across the 1920, 1930 and 1940 US Censuses in Guthrie-County, Iowa (XGBoost, ~Confirmed), with identified parents E & Earl — first a daughter (b.~1920), then head of a 3-person household.

Age 20 b. ~1920 Female Daughter Born: Iowa Single

1940 Census Record Details

Census Year1940
LocationGuthrie-County, Iowa
SurnameVincent
Given NameMary Frieda
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age20
Marital StatusSingle
BirthplaceIowa
1935 Residence (City)Guthrie Center Town
Additional Details
Hours Worked10
Income (1939)100
Highest GradeC-1
Birth StateIowa
Birth CountryUnited States
Birthplace (normalized)iowa
Township / WardGuthrie Center Town
Est. Birth Year~1920

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.

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

Name Relation to head Relative to Mary Age Birth yr
Earl Vincent Head — 54 ~1886
Mary Vincent Daughter — 20 ~1920
Madge Vincent Spouse — 50 ~1890

Census Appearances

1920
Guthrie, Iowa
Daughter, age 1
Guthrie, Iowa · implied b. ~1919 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Vincent
Given Name Marjorie
Relationship to Head Daughter
Sex F
Color / Race White
Age 1
Marital Status Single
Birthplace Iowa
Father's Birthplace Iowa
Mother's Birthplace Iowa
Industry none
Birth State Iowa
Birth Country United States
Birthplace (normalized) iowa
1930
Guthrie, Iowa
Daughter, age 10
Guthrie, Iowa · implied b. ~1920 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Vincent
Given Name Marjorie L
Relationship to Head Daughter
Sex F
Color / Race White
Age 10
Marital Status Single
Birthplace Iowa
Father's Birthplace Iowa
Mother's Birthplace Iowa
Can Read/Write Yes
Birth State Iowa
Birth Country United States
Birthplace (normalized) iowa
1940
Guthrie-County, Iowa
Daughter, age 20
Guthrie-County, Iowa · implied b. ~1920 — 3 household members
Surname Vincent
Given Name Mary Frieda
Relationship to Head Daughter
Sex F
Color / Race White
Age 20
Marital Status Single
Birthplace Iowa
1935 Residence (City) Guthrie Center Town
Hours Worked 10
Income (1939) 100
Highest Grade C-1
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.
Model Tree available
Our Model Tree links Mary Vincent across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father E Vincent (~0.92 confidence) and father Earl Vincent (~0.92 confidence) and mother Madge Vincent (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
E Vincent
b. ~1887
Source father
● Household · direct · ~0.92
Father
Earl Vincent
b. ~1886
Source father
● Household · direct · ~0.92
Mother
Madge Vincent
b. ~1891
Source mother
● Household · direct · ~0.92
This person
Anchor record
Mary Vincent
Daughter · 1940 · age 20 · b. ~1920 · Iowa
★ 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 — Guthrie-County, Iowa Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01163-00840)

Line Name Age Relation Occupation Birthplace
41 Darlene Harmon 1 Daughter — Iowa
42 Harold V. Beach 41 Head Manager Iowa
43 Margaret Beach 40 Wife — Iowa
44 Raynette Beach 19 Daughter Clerk Iowa
45 James Beach 15 Son — Minnesota
46 Robert Beach 14 Son — Minnesota
47 John Beach 9 Son — Minnesota
48 Max D. Winder 24 Head Electrician Iowa
49 Adaline Winder 23 Wife Waitress Iowa
50 Clara E. Thomas 52 Head Teaching Iowa
51 Earl W. Vincent 54 Head Attorney Iowa
52 Madge Vincent 50 Wife — Iowa
53 Mary Frieda Vincent THIS PERSON 20 Daughter — Iowa
54 Gerald Laughrey 36 Head Owner Missouri
55 Mildred Laughrey 36 Wife — Iowa
56 Jack Laughrey 5 Son — Iowa
57 Gail Nelson 26 Head Truck Driver Iowa
58 Lois Nelson 24 Wife Waitress Iowa
59 Marilyn Nelson 6 Daughter — Iowa
60 William V. Thornburg 60 Head Medical Doctor Iowa
61 Adele F. Thornburg 44 Wife — Brazil
62 Mabel J. Thornburg 18 Daughter Clerk Iowa
63 Hubbard L. Upton 81 Head Court Reporter Ohio
64 Ida A. Upton 75 Wife — Iowa
65 Herbert Havery 70 Head Abstracter England
66 Hazel Havery 54 Wife — Iowa
67 Ross D. Eale 52 Head — Iowa
68 Myrtle Eale 52 Wife — Iowa
69 Robert L. Eale 16 Son — Iowa
70 Gerald P. Fillis 40 Head — Iowa
71 Gertrude Fillis 39 Wife — Iowa
72 Marvin Fillis 15 Son — Iowa
73 Marcella Fillis 13 Daughter — Iowa
74 Ben Bear 49 Head Auto Salesman Kansas
75 Dorothy Bear 26 Wife — Kansas
76 Theo Burns 30 Head Stenographer Iowa
77 Margaret Burns 28 Wife Housework Iowa
78 Patricia Burns 7 Daughter — Iowa
79 Don Frakes 49 Head Paper Hanger Iowa
80 Myrtle Frakes 43 Wife — Iowa

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Pedigree Summary

Mary
Gen 1 · 3 parents ~0.92
Max depth 4 (1900–1950 window)

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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