Robert Bradley — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Polk-County, Iowa

Our Model Tree links this Robert Bradley across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed), with identified parents Edward & Jennie — first a son (b.~1912), then head of a 3-person household.

Age 28 b. ~1912 Male Son Born: Iowa Single

1940 Census Record Details

Census Year	1940
Location	Polk-County, Iowa
Surname	Bradley
Given Name	Robert R.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	28
Marital Status	Single
Birthplace	Iowa
1935 Residence (City)	Altoona
1935 Residence (County)	Polk
Additional Details
Occupation	Baker
Industry	Bakery
Class of Worker	PW
Hours Worked	40
Income (1939)	300
Highest Grade	Hs 4
1935 Residence	Iowa
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Occupation	Baker
Township / Ward	Des Moines City
Est. Birth Year	~1912

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.

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

Name	Relation to head	Relative to Robert	Age	Birth yr
Jennie Bradley	Head	—	67	~1873
Robert Bradley	Son	—	28	~1912
Albert Bradley	Son	—	37	~1903

Census Appearances

1920

Polk, Iowa

Son, age 8

Polk, Iowa · implied b. ~1912 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Bradley
Given Name	Robert A.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	8
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	England
Mother's Birthplace	England
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Polk, Iowa

Son, age 18

Polk, Iowa · implied b. ~1912 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Bradley
Given Name	Robert E
Relationship to Head	Son
Sex	M
Color / Race	White
Age	18
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	England
Mother's Birthplace	England
Occupation	Mechanic
Industry	Hosiery Mills
Class of Worker	W
Can Read/Write	Yes
Veteran	No
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1940

Polk-County, Iowa

Son, age 28

Polk-County, Iowa · implied b. ~1912 — 3 household members

Surname	Bradley
Given Name	Robert R.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	28
Marital Status	Single
Birthplace	Iowa
1935 Residence (City)	Altoona
1935 Residence (County)	Polk
Occupation	Baker
Industry	Bakery
Class of Worker	PW
Hours Worked	40
Income (1939)	300
Highest Grade	Hs 4
1935 Residence	Iowa
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Model Tree available

Our Model Tree links Robert Bradley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Bradley (~0.92 confidence) and mother Jennie Bradley (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.

Show:

Gen 1 Parents confidence ≈ 0.92

Father

Edward Bradley

b. ~1866

Source father

● Household · direct · ~0.92

Mother

Jennie Bradley

b. ~1874

Source mother

● Household · direct · ~0.92

This person

Anchor record

Robert Bradley

Son · 1940 · age 28 · b. ~1912 · Iowa

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Sibling

Albert Bradley

Sibling · 1940 · age 37

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 — Polk-County, Iowa Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01196-00369)

Line	Name	Age	Relation	Occupation	Birthplace
41	Dean Benshoof	9	Lodger	—	Iowa
42	William S. Barry	30	Head	Senior Clerk	New York
43	Mollie Barry	24	Wife	—	Missouri
44	R. Barry	3	Daughter	—	Iowa
45	Nancy Barry	1	Daughter	—	Iowa
46	Fanghen Minnich	17	Cousin	—	Iowa
47	Fred Berg	63	Head	Political	Iowa
48	Lillian Berg	59	Wife	—	Iowa
49	Gustaf Swanson	64	Head	Clerk	Sweden
50	Agnes O. Swanson	57	Wife	—	Iowa
51	Ralph Green	50	Head	Carpenter	Kansas
52	Anna Green	50	Wife	—	Iowa
53	Donald Green	26	Son	Musician	Iowa
54	Joseph Green	18	Son	Repair Work	Iowa
55	Mary J. Hartman	85	Head	—	Indiana
56	Gertrude Hartman	58	Daughter	—	Iowa
57	Alva Gant	27	Head	Helper Pattern Maker	Iowa
58	Helen Gant	24	Wife	—	Missouri
59	Donna Lewis	20	Lodger	—	Iowa
60	Homer A. Wood	62	Head	Deputy Sheriff	Illinois
61	Katherine M. Wood	58	Wife	—	Iowa
62	Jennie Bradley	67	Head	—	England
63	Robert R. Bradley THIS PERSON	28	Son	Baker	Iowa
64	Albert E. Bradley	37	Son	Operating Engineer	Iowa
65	Lester W. Kline	38	Head	Salesman	Iowa
66	Natalie Kline	36	Wife	—	Iowa
67	Ned Kline	8	Son	—	Iowa
68	David E. Beard	59	Head	Supervisor Department	Iowa
69	Florence Beard	49	Wife	—	Iowa
70	Arbelle Wanner	37	Head	Supply Office	Kansas
71	Iona Wanner	35	Wife	—	Louisiana
72	Carolyn Wanner	8	Daughter	—	Idaho
73	Helen Wanner	7	Daughter	—	Missouri
74	Dorothy Wanner	5	Daughter	—	Missouri
75	Thomas Wanner	4	Son	—	Kansas
76	Neva Rose	20	Servant	Maid	Kansas
77	Albert G. Wade	46	Head	Labor Foreman	Iowa
78	Grace B. Wade	46	Wife	—	Iowa
79	Jean Ann Wade	11	Daughter	—	Iowa
80	Lena Griffiths	45	Lodger	Stenographer	Iowa

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Pedigree Summary

Robert + 1 sibling

Gen 1 · 2 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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