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Robert Foster — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Marshall-County, Iowa

Our Model Tree links this Robert Foster across the 1920, 1930 and 1940 US Censuses in Marshall-County, Iowa (XGBoost, ~Confirmed), with identified parents Clarence & Clara — first a son (b.~1918), then head of a 5-person household.

Age 22 b. ~1918 Male Son Born: Iowa Single

1940 Census Record Details

Census Year1940
LocationMarshall-County, Iowa
SurnameFoster
Given NameRobert
Relationship to HeadSon
SexM
Color / RaceWhite
Age22
Marital StatusSingle
BirthplaceIowa
1935 Residence (City)Marshalltown
1935 Residence (County)Marshall
Additional Details
OccupationLaborer
IndustryRail Road
Class of WorkerPW
Income (1939)756
Highest GradeH-4
1935 ResidenceSame House
Birth StateIowa
Birth CountryUnited States
Birthplace (normalized)iowa
OccupationLaborer
Township / WardMarshalltown
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.

5 people recorded at the same address in the 1940 census.

Name Relation to head Relative to Robert Age Birth yr
Clarence Foster Head — 42 ~1898
Donald Foster Son — 10 ~1930
Robert Foster Son — 22 ~1918
Roger Foster Son — 4 ~1936
Clara Foster Spouse — 40 ~1900

Census Appearances

1920
Marshall, Iowa
Son, age 2
Marshall, Iowa · implied b. ~1918 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Foster
Given Name Robert
Relationship to Head son
Sex M
Color / Race White
Age 2
Marital Status Single
Birthplace Iowa
Father's Birthplace Iowa
Mother's Birthplace Iowa
Occupation none
Birth State Iowa
Birth Country United States
Birthplace (normalized) iowa
1930
Marshall, Iowa
Son, age 12
Marshall, Iowa · implied b. ~1918 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Foster
Given Name Robert P.
Relationship to Head Son
Sex M
Color / Race White
Age 12
Marital Status Single
Birthplace Iowa
Father's Birthplace Iowa
Mother's Birthplace Iowa
Can Read/Write Yes
Birth State Iowa
Birth Country United States
Birthplace (normalized) iowa
1940
Marshall-County, Iowa
Son, age 22
Marshall-County, Iowa · implied b. ~1918 — 5 household members
Surname Foster
Given Name Robert
Relationship to Head Son
Sex M
Color / Race White
Age 22
Marital Status Single
Birthplace Iowa
1935 Residence (City) Marshalltown
1935 Residence (County) Marshall
Occupation Laborer
Industry Rail Road
Class of Worker PW
Income (1939) 756
Highest Grade H-4
1935 Residence Same House
Birth State Iowa
Birth Country United States
Birthplace (normalized) iowa

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.
Model Tree available
Our Model Tree links Robert Foster across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Clarence Foster (~0.92 confidence) and mother Clara Foster (~0.92 confidence) and mother Ida Foster (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Clarence Foster
b. ~1898
Source father
● Household · direct · ~0.92
Mother
Clara Foster
b. ~1900
Source mother
● Household · direct · ~0.92
Mother
Ida Foster
b. ~1900
Source mother
● Household · direct · ~0.92
This person
Anchor record
Robert Foster
Son · 1940 · age 22 · b. ~1918 · Iowa
★ You are viewing this record
Sibling
Donald Foster
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roger Foster
Sibling · 1940 · age 4
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 — Marshall-County, Iowa Open full size

Page Contents

29 people indexed on this census page (nara:1940:m-t0627-01182-00780)

Line Name Age Relation Occupation Birthplace
1 Lon Keith 9 Son — Iowa
2 Harold Brucklacher 25 Head Truck Driver Iowa
3 Mildred Brucklacher 26 Wife Laborer Iowa
4 Carlyle Craft 52 Head Salesman Iowa
5 Bernice (R) Craft 35 Wife — Iowa
6 Clarence Foster 42 Head Painter Iowa
7 Clara Foster 40 Wife — Iowa
8 Robert Foster THIS PERSON 22 Son Laborer Iowa
9 Donald Foster 10 Son — Iowa
10 Roger Foster 4 Son — Iowa
11 Frank Brown 55 Head Mail Carrier Iowa
12 Evelyn R Brown 53 Wife — Iowa
13 Howard Brown 24 Son Farm Iowa
14 Jean Brown 18 Daughter — Iowa
15 Doris Brown 13 Daughter — Iowa
16 Albert Rifken 42 Head Farm Work Iowa
17 Bertha Rifken 37 Wife — Iowa
18 Marvin Rifken 13 Son — Iowa
19 Adolph Metzner 59 Head Superintendent Germany
20 Amelia Metzner 58 Wife — Illinois
21 Virginia Kaiser 19 Daughter Book Keeper Nebraska
22 George Sheely 53 Head Farm Work Nebraska
23 Ann Marie Sheely 20 Daughter — Iowa
24 Betty Lou Sheely 16 Daughter — Iowa
25 Earnest Freeland 42 Head Soldiers Relief Missouri
26 Alice Freeland 27 Wife — Iowa
27 Edward Freeland 8 Son — Iowa
28 Anna Lee Freeland 4 Daughter — Iowa
29 Melvin R Freeland 3 Son — Iowa

Search for Robert Foster

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Pedigree Summary

Robert + 2 siblings
Gen 1 · 3 parents ~0.92
Max depth 4 (1900–1950 window)

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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