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Thelma Hall — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Clark-County, Ohio

Our Model Tree links this Thelma Hall across the 1930 and 1940 US Censuses in Clark-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 9-person household.

Age 22 b. ~1918 Female Daughter Born: Ohio Single

1940 Census Record Details

Census Year1940
LocationClark-County, Ohio
SurnameHall
Given NameThelma
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age22
Marital StatusSingle
BirthplaceOhio
1935 Residence (City)Springfield
1935 Residence (County)Clark
Additional Details
OccupationSecretary
IndustryLoan Co.
Class of WorkerPW
Hours Worked40
Income (1939)750
Highest GradeH 4
1935 ResidenceSame place
Birth StateOhio
Birth CountryUnited States
Birthplace (normalized)ohio
OccupationSecretary
Township / WardSpringfield
Est. Birth Year~1918

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 Thelma Age Birth yr
William Hall Son — 19 ~1921
Carl Hall Head — 56 ~1884
Carl Hall Son — 26 ~1914
Margery Hall Daughter — 12 ~1928
Anna Hall Spouse — 52 ~1888
Betty Hall Daughter — 15 ~1925
Phil Hall Son — 17 ~1923
Fred Hall Son — 13 ~1927
Thelma Hall Daughter — 22 ~1918

Census Appearances

1930
Clark, Ohio
Daughter, age 14
Clark, Ohio · implied b. ~1916 — 14 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Hall
Given Name Thelma N.
Relationship to Head Daughter
Sex F
Color / Race White
Age 14
Marital Status Single
Birthplace Ohio
Father's Birthplace Ohio
Mother's Birthplace Ohio
Can Read/Write Yes
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio
1940
Clark-County, Ohio
Daughter, age 22
Clark-County, Ohio · implied b. ~1918 — 9 household members
Surname Hall
Given Name Thelma
Relationship to Head Daughter
Sex F
Color / Race White
Age 22
Marital Status Single
Birthplace Ohio
1935 Residence (City) Springfield
1935 Residence (County) Clark
Occupation Secretary
Industry Loan Co.
Class of Worker PW
Hours Worked 40
Income (1939) 750
Highest Grade H 4
1935 Residence Same place
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio

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 Thelma Hall across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thelma Hall
Daughter · 1940 · age 22 · b. ~1918 · Ohio
★ You are viewing this record
Sibling
William Hall
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phil Hall
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Hall
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margery Hall
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Hall
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Hall
Sibling · 1940 · age 26
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 — Clark-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03039-00687)

Line Name Age Relation Occupation Birthplace
41 Lillian Williams 16 Daughter — Ohio
42 Ella Williams 15 Daughter — Ohio
43 Earl Williams 31 Son Grader Kentucky
44 Mildred Williams 24 Daughter-in-law — Ohio
45 Earl Jr. Williams 4 Grandson — Ohio
46 Robert Williams 2 Grandson — Ohio
47 Richard Williams 0 Grandson — Ohio
48 Garnett Mckeever 18 Daughter New Worker Ohio
49 Jerry Mckeever 1 Grandson — Ohio
50 Carl I. Hall 56 Head Machinist Ohio
51 Anna Hall 52 Wife — Ohio
52 Carl Jr. Hall 26 Son Attendant Ohio
53 Thelma Hall THIS PERSON 22 Daughter Secretary Ohio
54 William Hall 19 Son — Ohio
55 Phil Hall 17 Son — Ohio
56 Betty Lou Hall 15 Daughter — Ohio
57 Fred Hall 13 Son — Ohio
58 Margery Ann Hall 12 Daughter — Ohio
59 Mary Moore 35 Head Seamstress Ohio
60 Millie Rector 65 Head — Ohio
61 Elmer Rector 33 Son Worker Ohio
62 Jacob Maxwell 50 Head Laborer Ohio
63 Marie Maxwell 43 Wife — Ohio
64 Mary Maxwell 13 Daughter — Ohio
65 Ada Maxwell 6 Daughter — Ohio
66 George Maxwell 4 Son — Ohio
67 James Maxwell 1 Son — Ohio
68 William R. Brown 26 Head Laborer Virginia
69 Martha Brown 27 Wife 0 Ohio
70 Frank Moodispaugh 71 Head — Ohio
71 Rebecca Moodispaugh 55 Wife — Ohio
72 Luther Squires 28 Head Laborer Arkansas
73 Lucille Squires 19 Wife Shopkeeper Arkansas
74 Luther Jr. Squires 3 Son — Ohio
75 Clarence Hefley 45 Head Laborer Kansas
76 Margaret Hefley 44 Wife — Ohio
77 Mary K. Hefley 10 Daughter — Ohio
78 Northagene Hefley 7 Daughter — Ohio
79 Clarence Hefley 5 Son — Ohio
80 Robert Hefley 0 Son — Ohio

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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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