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James Brock — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Le-Sueur-County, Minnesota

Our Model Tree links this James Brock across the 1930 and 1940 US Censuses in Le-Sueur-County, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 9-person household.

Age 11 b. ~1929 Male Son Born: Minnesota Single

1940 Census Record Details

Census Year1940
LocationLe-Sueur-County, Minnesota
SurnameBrock
Given NameJames
Relationship to HeadSon
SexM
Color / RaceWhite
Age11
Marital StatusSingle
BirthplaceMinnesota
1935 Residence (City)Kasota Village
1935 Residence (County)Le Sueur
Additional Details
Highest GradeHs 5
1935 ResidenceSame place
Birth StateMinnesota
Birth CountryUnited States
Birthplace (normalized)minnesota
Township / WardKasota Village
Est. Birth Year~1929

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 James Age Birth yr
Norman Brock Son — 9 ~1931
Hester Brock Daughter — 15 ~1925
Mary Brock Daughter — 5 ~1935
Hazel Brock Spouse — 37 ~1903
Ellis Brock Son — 14 ~1926
Charles Brock Son — 2 ~1938
James Brock Son — 11 ~1929
David Brock Son — 1 ~1939
Charles Brock Head — 39 ~1901

Census Appearances

1930
Le Sueur, …
Son, age 2
Le Sueur, Minnesota · implied b. ~1928 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Brock
Given Name James A.
Relationship to Head Son
Sex M
Color / Race White
Age 2
Marital Status Single
Birthplace Minnesota
Father's Birthplace Minnesota
Mother's Birthplace Minnesota
Birth State Minnesota
Birth Country United States
Birthplace (normalized) minnesota
1940
Le-Sueur-County, Minnesota
Son, age 11
Le-Sueur-County, Minnesota · implied b. ~1929 — 9 household members
Surname Brock
Given Name James
Relationship to Head Son
Sex M
Color / Race White
Age 11
Marital Status Single
Birthplace Minnesota
1935 Residence (City) Kasota Village
1935 Residence (County) Le Sueur
Highest Grade Hs 5
1935 Residence Same place
Birth State Minnesota
Birth Country United States
Birthplace (normalized) minnesota

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 James Brock across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Brock
Son · 1940 · age 11 · b. ~1929 · Minnesota
★ You are viewing this record
Sibling
Mary Brock
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Brock
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hester Brock
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Brock
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norman Brock
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellis 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 — Le-Sueur-County, Minnesota Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01933-00144)

Line Name Age Relation Occupation Birthplace
1 Otto A. Peterson 54 Head Farmer New York
2 Edwin Peterson 29 Son Farmer Minnesota
3 Ray Peterson 22 Son Farmer Minnesota
4 Richard Kimpton 32 Head Truck Driver Minnesota
5 Catherine Kimpton 28 Wife — Minnesota
6 Charles Hammesch 70 Head Stationary Engineer Sweden
7 Mary Hammesch 78 Wife — Sweden
8 Laurence Connor 47 Head Yard Boss Minnesota
9 Joseph L. Connor 19 Son Quarry Work Minnesota
10 Lizzie Short 72 Mother — Minnesota
11 William Connor 55 Brother — Minnesota
12 Marie Muser 28 Sister — Minnesota
13 Charles Pitman 79 Head — Indiana
14 Johanna Pitman 68 Wife — Germany
15 Inga Nelson 69 Head Seamstress Minnesota
16 Lewis Pitman 44 Head Stone Cutter Minnesota
17 Lorraine Pitman 34 Wife — Minnesota
18 Jerome Pitman 13 Son — Minnesota
19 Ruthelma Pitman 11 Daughter — Minnesota
20 Albert Anderson 55 Head Foreman Minnesota
21 Clara Anderson 57 Wife — Kansas
22 Oliver Worman 63 Head Manager Minnesota
23 Anna Worman 62 Wife — Minnesota
24 Charles Brock 39 Head Machinist Missouri
25 Hazel Brock 37 Wife — Minnesota
26 Hester Brock 15 Daughter — Minnesota
27 Ellis Brock 14 Son — Minnesota
28 James Brock THIS PERSON 11 Son — Minnesota
29 Norman Brock 9 Son — Minnesota
30 Mary Sue Brock 5 Daughter — Minnesota
31 Charles Brock 2 Son — Minnesota
32 David Brock 1 Son — Minnesota
33 Helmer Levorson 66 Head Rubbing Bed Minnesota
34 Myrtle Levorson 66 Wife — Illinois
35 Harry Levorson 22 Son Meat Cutter Minnesota
36 Madelyne Levorson 19 Daughter — Minnesota
37 Harry J. Ruby 55 Head Police Minnesota
38 Anna Ruby 57 Wife — Minnesota
39 Merton Ruby 24 Son Bookkeeper Minnesota
40 Charles W. Ruby 21 Son — Minnesota

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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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