William Brady — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Polk-County, Iowa

Our Model Tree links this William Brady across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed), with identified parents Watters & Luella — first a head (b.~1915), then head of a 3-person household.

Age 25 b. ~1915 Male Head Born: Iowa Married

1940 Census Record Details

Census Year	1940
Location	Polk-County, Iowa
Surname	Brady
Given Name	William M.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	25
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Des Moines
1935 Residence (County)	Polk
Additional Details
Occupation	Farmer
Industry	Farm
Class of Worker	PW
Hours Worked	3
Income (1939)	160
Highest Grade	H-4
1935 Residence	Iowa
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Occupation	Farmer
Township / Ward	Urbandale Town
Est. Birth Year	~1915

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 William	Age	Birth yr
William Brady	Head	—	25	~1915
William Brady	Son	—	1	~1939
Katherine Brady	Spouse	—	21	~1919

Census Appearances

1920

Polk, Iowa

Son, age 4

Polk, Iowa · implied b. ~1916 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brady
Given Name	William H
Relationship to Head	Son
Sex	M
Color / Race	White
Age	4
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	Iowa
Mother's Birthplace	Iowa
Speaks English	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Polk, Iowa

Son, age 15

Polk, Iowa · implied b. ~1915 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brady
Given Name	William
Relationship to Head	Son
Sex	M
Color / Race	White
Age	15
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

Polk-County, Iowa

Head, age 25

Polk-County, Iowa · implied b. ~1915 — 3 household members

Surname	Brady
Given Name	William M.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	25
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Des Moines
1935 Residence (County)	Polk
Occupation	Farmer
Industry	Farm
Class of Worker	PW
Hours Worked	3
Income (1939)	160
Highest Grade	H-4
1935 Residence	Iowa
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Model Tree available

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

Show:

Gen 1 Parents confidence ≈ 0.92

Father

Watters Brady

b. ~1863

Source father

● Household · direct · ~0.92

Mother

Luella Brady

b. ~1876

Source mother

● Household · direct · ~0.92

This person

Anchor record

William Brady

Head · 1940 · age 25 · b. ~1915 · Iowa

★ You are viewing this record

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

35 people indexed on this census page (nara:1940:m-t0627-01192-01029)

Line	Name	Age	Relation	Occupation	Birthplace
41	Nellie Geislehart	73	Head	—	Iowa
42	Edward Malis	59	Head	Carpenter	Missouri
43	Myrtle Malis	58	Wife	—	Iowa
44	Ellen Bauscher	80	Head	—	Pennsylvania
45	Ralph Sides	42	Head	Motor Coach Operator	Iowa
46	Julia M. Sides	41	Wife	—	Illinois
47	Joan Sides	13	Daughter	—	Iowa
48	Julia Marie Sides	12	Daughter	—	Iowa
49	William M. Brady THIS PERSON	25	Head	Farmer	Iowa
50	Katherine S. Brady	21	Wife	—	Iowa
51	William D. Brady	1	Son	—	Iowa
52	Lyman H. Myers	42	Head	Warehouseman	Iowa
53	Gwen M. Myers	37	Wife	—	Illinois
54	Helen D. Myers	12	Daughter	—	Illinois
55	Theodore J. Myers	3	Son	—	Iowa
56	William Treasurer	60	Head	Gardener	Pennsylvania
57	Anna Treasurer	58	Wife	—	Iowa
58	Roy C. Strain	43	Head	Carpenter	Iowa
59	Hazel M. Strain	36	Wife	—	Iowa
60	Raymond Strain	18	Son	Laborer	Iowa
61	Russell Strain	16	Son	Farmer	Iowa
62	Dale Strain	14	Son	—	Iowa
63	Darlene Strain	11	Daughter	—	Iowa
64	Homer Spear	47	Farm Hand	Laborer	Iowa
65	Homer Allen Spear	13	Farm Hand	—	Iowa
66	August Johanik	45	Head	Manager	Czechoslovakia
67	Justina Johanik	44	Wife	—	Austria
68	Edward Johanik	24	Son	Farmer	Wisconsin
69	Anthony Johanik	20	Son	Farmer	Wisconsin
70	Andrew Johanik	18	Son	Farmer	Wisconsin
71	Walter Johanik	11	Son	—	Wisconsin
72	Agnes E. Johanik	12	Daughter	—	Iowa
73	Russell Purcell	23	Head	Mill Worker	Iowa
74	Mary Purcell	20	Wife	—	Pennsylvania
75	James Ray Purcell	1	Son	—	Iowa

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Pedigree Summary

William

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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