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John Brock — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Troup-County, Georgia

Our Model Tree links this John Brock across the 1930 and 1940 US Censuses in Troup-County, Georgia (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 8-person household.

Age 10 b. ~1930 Male Son Born: Georgia Single

1940 Census Record Details

Census Year1940
LocationTroup-County, Georgia
SurnameBrock
Given NameJohn B
Relationship to HeadSon
SexM
Color / RaceWhite
Age10
Marital StatusSingle
BirthplaceGeorgia
1935 Residence (City)656 East Vernon
1935 Residence (County)Troup
Additional Details
Highest GradeG 4
1935 ResidenceSame house
Birth StateGeorgia
Birth CountryUnited States
Birthplace (normalized)georgia
Township / Ward656 East Vernon
Est. Birth Year~1930

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 John Age Birth yr
Robert Brock Son — 20 ~1920
Hattie Brock Spouse — 49 ~1891
Ruben Brock Head — 54 ~1886
Susan Brock Daughter — 12 ~1928
Henry Brock Son — 16 ~1924
John Brock Son — 10 ~1930
William Brock Son — 18 ~1922
Samuel Brock Son — 14 ~1926

Census Appearances

1930
Troup, Georgia
Son, age
Troup, Georgia · implied b. ~1930 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Brock
Given Name John B.
Relationship to Head Son
Sex M
Color / Race White
Age 0
Marital Status Single
Birthplace Georgia
Father's Birthplace Georgia
Mother's Birthplace Virginia
Birth State Georgia
Birth Country United States
Birthplace (normalized) georgia
1940
Troup-County, Georgia
Son, age 10
Troup-County, Georgia · implied b. ~1930 — 8 household members
Surname Brock
Given Name John B
Relationship to Head Son
Sex M
Color / Race White
Age 10
Marital Status Single
Birthplace Georgia
1935 Residence (City) 656 East Vernon
1935 Residence (County) Troup
Highest Grade G 4
1935 Residence Same house
Birth State Georgia
Birth Country United States
Birthplace (normalized) georgia

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 John Brock across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Brock
Son · 1940 · age 10 · b. ~1930 · Georgia
★ You are viewing this record
Sibling
William Brock
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Brock
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Susan Brock
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Brock
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Brock
Sibling · 1940 · age 14
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 — Troup-County, Georgia Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00716-00010)

Line Name Age Relation Occupation Birthplace
1 Richard Lee 17 Son Laborer Georgia
2 Ruben Brock 54 Head Bus Driver Georgia
3 Hattie M Brock 49 Wife — Virginia
4 Robert M Brock 20 Son Laborer Georgia
5 William S Brock 18 Son Laborer Georgia
6 Henry R Brock 16 Son — Georgia
7 Samuel H Brock 14 Son — Georgia
8 Susan E Brock 12 Daughter — Georgia
9 John B Brock THIS PERSON 10 Son — Georgia
10 Warner J Knowles 43 Head Picker Alabama
11 Sadie Mae Knowles 33 Wife — Georgia
12 Marvin J Knowles 18 Son Picker Georgia
13 H. Lorene Knowles 17 Daughter — Georgia
14 Helen V Knowles 15 Daughter — Georgia
15 A. Wayne Knowles 13 Son — Georgia
16 Martha E Knowles 7 Daughter — Georgia
17 Warner D Knowles 5 Son — Georgia
18 Willie G Hicks 53 Head — Georgia
19 Callista J Hicks 51 Wife — Illinois
20 Dorothy Hicks 16 Daughter — Georgia
21 Horace L White 23 Boarder Carpenter Alabama
22 Cornelia A White 20 Boarder Winder Georgia
23 Jack W White 2 Boarder — Georgia
24 Robert Fanning 55 Head Laborer Georgia
25 Annie Fanning 44 Wife — Georgia
26 Junior Fanning 15 Nephew Laborer Georgia
27 Hayne Hairston 47 Head Laborer Georgia
28 Olabie Hairston 47 Wife — Georgia
29 Huey Hairston 24 Son Laborer Georgia
30 Charlie Hairston 13 Son — Georgia
31 Charlie V Barnes 28 Head Warp Job Georgia
32 Verna Mae Barnes 26 Wife — Georgia
33 Jack M Barnes 8 Son — Georgia
34 Hazel Barnes 6 Daughter — Georgia
35 Shelia Ann Barnes 4 Daughter — Georgia
36 Melba Barnes 1 Daughter — Georgia
37 Clayton Fanning 73 Head — Georgia
38 Alice Fanning 67 Wife — Georgia
39 Mattie Carrie Fanning 31 Granddaughter Cook Georgia
40 Charlie L Fanning 17 Grandson Laborer Georgia

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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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