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Dorothy Cook — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Comanche-County, Oklahoma

Our Model Tree links this Dorothy Cook across the 1930 and 1940 US Censuses in Comanche-County, Oklahoma (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 9-person household.

Age 12 b. ~1928 Female Daughter Born: Texas Single

1940 Census Record Details

Census Year1940
LocationComanche-County, Oklahoma
SurnameCook
Given NameDorothy L
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age12
Marital StatusSingle
BirthplaceTexas
1935 Residence (City)Hulen Township
1935 Residence (County)Comanche
Additional Details
IndustryS
Class of Worker0
Highest GradeYes 6
1935 ResidenceSame house
Birth StateTexas
Birth CountryUnited States
Birthplace (normalized)texas
Township / WardHulen Township
Est. Birth Year~1928

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 Dorothy Age Birth yr
E Cook Daughter — 7 ~1933
Barbara Cook Daughter — ~1940
Roxie Cook Spouse — 38 ~1902
Wilma Cook Daughter — 11 ~1929
Jessemae Cook Daughter — 10 ~1930
Phyllis Cook Daughter — 5 ~1935
Ruby Cook Daughter — 8 ~1932
Dorothy Cook Daughter — 12 ~1928
Harry Cook Head — 44 ~1896

Census Appearances

1930
Comanche, Oklahoma
Daughter, age 2
Comanche, Oklahoma · implied b. ~1928 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Cook
Given Name Dorothy L.
Relationship to Head Daughter
Sex F
Color / Race White
Age 2
Marital Status Single
Birthplace Texas
Father's Birthplace Missouri
Mother's Birthplace Oklahoma
Birth State Texas
Birth Country United States
Birthplace (normalized) texas
1940
Comanche-County, Oklahoma
Daughter, age 12
Comanche-County, Oklahoma · implied b. ~1928 — 9 household members
Surname Cook
Given Name Dorothy L
Relationship to Head Daughter
Sex F
Color / Race White
Age 12
Marital Status Single
Birthplace Texas
1935 Residence (City) Hulen Township
1935 Residence (County) Comanche
Industry S
Class of Worker 0
Highest Grade Yes 6
1935 Residence Same house
Birth State Texas
Birth Country United States
Birthplace (normalized) texas

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 Dorothy Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Cook
Daughter · 1940 · age 12 · b. ~1928 · Oklahoma
★ You are viewing this record
Sibling
Ruby Cook
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jessemae Cook
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Cook
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
E Cook
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilma Cook
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phyllis Cook
Sibling · 1940 · age 5
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 — Comanche-County, Oklahoma Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03286-00176)

Line Name Age Relation Occupation Birthplace
1 Lollie B Scott 68 Wife — Illinois
2 Lester F Bishop 54 Head Farmer Kansas
3 Dora Bishop 49 Wife — Nebraska
4 Orval R Bishop 20 Son — Oklahoma
5 Lewis Vane Bishop 15 Son — Oklahoma
6 Gustav A Kluck 40 Head Farmer Wisconsin
7 Adele M Kluck 37 Wife — Texas
8 Marlene J Kluck 4 Daughter — Oklahoma
9 Lillian Mae Wilson 23 Teacher Teacher Texas
10 Harry A Cook 44 Head Farmer Missouri
11 Roxie G Cook 38 Wife — Oklahoma
12 Dorothy L Cook THIS PERSON 12 Daughter — Texas
13 Wilma L Cook 11 Daughter — Oklahoma
14 Jessemae Cook 10 Daughter — Oklahoma
15 Ruby M Cook 8 Daughter — Oklahoma
16 E Maxine Cook 7 Daughter — Oklahoma
17 Phyllis Y Cook 5 Daughter — Oklahoma
18 Barbara Lou Cook 0 Daughter — Oklahoma
19 J Clyde Lambert 26 Head Farmer Texas
20 Esther V Lambert 19 Wife — Arkansas
21 Henry Oldham 80 Head — Kentucky
22 Agnes F Oldham 70 Wife — Illinois
23 Newton Jr Oldham 25 Grandson Farmer Oklahoma
24 Jim H Graham 46 Head Driver Texas
25 E Ona Graham 42 Wife — Texas
26 D Lewis Graham 21 Son Farmer Texas
27 J Steve Graham 19 Son — Texas
28 Loyd R Graham 17 Son — Oklahoma
29 Mary Jo Graham 6 Daughter — Oklahoma
30 L Carroll Tims 32 Head Farmer Arkansas
31 Rosia A Tims 25 Wife — Oklahoma
32 Harold Wayne Tims 7 Son — Oklahoma
33 Dale Theron Ray 1 Nephew — Oklahoma
34 Roy F Snyder 22 Head Laborer Oklahoma
35 Mildred C Snyder 22 Wife — Oklahoma
36 Jimmie H Snyder 1 Son — Oklahoma
37 James Francis Tims 56 Head Driller Oklahoma
38 Grace H Tims 53 Wife — Kansas
39 Jess H Gordon 40 Head Laborer Texas
40 Jewell A Gordon 34 Wife — Oklahoma

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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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