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Robert Hopkins — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Cuyahoga-County, Ohio

Our Model Tree links this Robert Hopkins across the 1930 and 1940 US Censuses in Cuyahoga-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 8-person household.

Age 24 b. ~1916 Male Son Born: Ohio Single

1940 Census Record Details

Census Year1940
LocationCuyahoga-County, Ohio
SurnameHopkins
Given NameRobert T.
Relationship to HeadSon
SexM
Color / RaceWhite
Age24
Marital StatusSingle
BirthplaceOhio
1935 Residence (City)Cleveland City
1935 Residence (County)Cuyahoga
Additional Details
OccupationMachinist
IndustryPunch Press Manufacture
Class of WorkerPW
Hours Worked42
Income (1939)1240
Highest GradeHs 4
1935 ResidenceSame house
Birth StateOhio
Birth CountryUnited States
Birthplace (normalized)ohio
OccupationMachinist
Township / WardCleveland City
Est. Birth Year~1916

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 Robert Age Birth yr
Ellen Hopkins Daughter — 12 ~1928
Irene Hopkins Spouse — 50 ~1890
Richard Hopkins Son — 19 ~1921
Eugene Hopkins Head — 54 ~1886
Mary Hopkins Daughter — 15 ~1925
Charles Hopkins Son — 21 ~1919
Robert Hopkins Son — 24 ~1916
Thomas Hopkins Son — 18 ~1922

Census Appearances

1930
Cuyahoga, Ohio
Son, age 14
Cuyahoga, Ohio · implied b. ~1916 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Hopkins
Given Name Robert
Relationship to Head Son
Sex M
Color / Race White
Age 14
Marital Status Single
Birthplace Ohio
Father's Birthplace Irish Free State
Mother's Birthplace Ohio
Occupation none
Can Read/Write Yes
Birth State Ohio
Birth Country United States
Birthplace (normalized) ohio
1940
Cuyahoga-County, Ohio
Son, age 24
Cuyahoga-County, Ohio · implied b. ~1916 — 8 household members
Surname Hopkins
Given Name Robert T.
Relationship to Head Son
Sex M
Color / Race White
Age 24
Marital Status Single
Birthplace Ohio
1935 Residence (City) Cleveland City
1935 Residence (County) Cuyahoga
Occupation Machinist
Industry Punch Press Manufacture
Class of Worker PW
Hours Worked 42
Income (1939) 1240
Highest Grade Hs 4
1935 Residence Same house
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 Robert Hopkins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Hopkins
Son · 1940 · age 24 · b. ~1916 · Ohio
★ You are viewing this record
Sibling
Charles Hopkins
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Hopkins
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Hopkins
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Hopkins
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hopkins
Sibling · 1940 · age 15
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 — Cuyahoga-County, Ohio Open full size

Page Contents

36 people indexed on this census page (nara:1940:m-t0627-03224-00279)

Line Name Age Relation Occupation Birthplace
1 Anna Ridicoski 35 Wife — Ohio
2 Anna M. Ridicoski 13 Daughter — Ohio
3 Joseph @ Konopka 47 Head Punch Press Operator Poland
4 Bernice Konopka 44 Wife — Poland
5 Jane Konopka 24 Daughter Inspector Ohio
6 Irene Konopka 18 Daughter — Ohio
7 Raymond Konopka 15 Son — Ohio
8 Jerome Konopka 13 Son — Ohio
9 Howard Ward 57 Head Rubber Molder Ohio
10 Adeline Ward 63 Wife — New York
11 Anna Ridicoski 60 Head — Poland
12 Helen V. @ Ridicoski 31 Daughter Bulb Inspector Pennsylvania
13 Anne T. Ridicoski 25 Daughter Assembly Pennsylvania
14 Henry J. Kolk 27 Head Drill Press Operator Germany
15 Selena A. Kolk 25 Wife — Ohio
16 Ronald H. Kolk 1 Son — Ohio
17 John E. Ferguson 39 Head Lather New York
18 Agnes R. @ Ferguson 30 Wife — Ohio
19 Thomas R. Ferguson 5 Daughter — Kentucky
20 John E. Ferguson 4 Son — Ohio
21 Mary P. Ferguson 1 Daughter — Michigan
22 Eugene M. Hopkins 54 Head Painter & Decorator Ohio
23 Irene B. Hopkins 50 Wife — Ohio
24 Robert T. Hopkins THIS PERSON 24 Son Machinist Ohio
25 Charles J. Hopkins 21 Son Trend Machine Operator Ohio
26 Richard P. Hopkins 19 Son Grind Machine Operator Ohio
27 Thomas E. Hopkins 18 Son Home Work Ohio
28 Mary C. Hopkins 15 Daughter — Ohio
29 Ellen M. Hopkins 12 Daughter — Ohio
30 Raymond L. Buganski 24 Head Truck Driver Ohio
31 Helen A. @ Buganski 21 Wife — Ohio
32 Raymond M. Buganski 2 Son — Ohio
33 Mike @ Evonofski 44 Head — Poland
34 Edmond E. Evonofski 21 Son Moulders Helper Ohio
35 Leona S. Evonofski 19 Son Pick & Shovel Ohio
36 Goldie M. Evonofski 17 Daughter — 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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