William Bradley — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Maricopa-County, Arizona

Our Model Tree links this William Bradley across the 1920, 1930 and 1940 US Censuses in Maricopa-County, Arizona (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 4-person household.

Age 54 b. ~1886 Male Head Born: Illinois Married

1940 Census Record Details

Census Year	1940
Location	Maricopa-County, Arizona
Surname	Bradley
Given Name	William P
Relationship to Head	Head
Sex	M
Color / Race	White
Age	54
Marital Status	Married
Birthplace	Illinois
1935 Residence (City)	Phoenix City
1935 Residence (County)	Maricopa
Additional Details
Occupation	policeman
Industry	merchant patrol
Class of Worker	PW
Hours Worked	72
Income (1939)	2400
Highest Grade	8
1935 Residence	Same place
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois
Occupation	Policeman
Township / Ward	Phoenix City
Est. Birth Year	~1886

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.

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

Name	Relation to head	Relative to William	Age	Birth yr
Marjorie Bradley	Daughter	—	23	~1917
William Bradley	Head	—	54	~1886
William Bradley	Son	—	16	~1924
Hazel Bradley	Spouse	—	44	~1896

Census Appearances

1920

Maricopa, Arizona

Head, age 35

Maricopa, Arizona · implied b. ~1885 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Bradley
Given Name	William P
Relationship to Head	Head
Sex	M
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Illinois
Father's Birthplace	Maine
Mother's Birthplace	Ireland
Occupation	Night watch
Industry	City
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	O
Home Free/Mortgaged	M
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

1930

Maricopa, Arizona

Head, age 45

Maricopa, Arizona · implied b. ~1885 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Bradley
Given Name	William P.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Illinois
Age at First Marriage	30
Father's Birthplace	United States
Mother's Birthplace	Ireland
Occupation	Patrolman
Industry	Police
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	1200
Radio Set	R
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

1940

Maricopa-County, Arizona

Head, age 54

Maricopa-County, Arizona · implied b. ~1886 — 4 household members

Surname	Bradley
Given Name	William P
Relationship to Head	Head
Sex	M
Color / Race	White
Age	54
Marital Status	Married
Birthplace	Illinois
1935 Residence (City)	Phoenix City
1935 Residence (County)	Maricopa
Occupation	policeman
Industry	merchant patrol
Class of Worker	PW
Hours Worked	72
Income (1939)	2400
Highest Grade	8
1935 Residence	Same place
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

Model Tree

Linked across censuses

Our Model Tree links William Bradley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

William Bradley

Head · 1940 · age 54 · b. ~1886 · Arizona

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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Maricopa-County, Arizona Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00104-00885)

Line	Name	Age	Relation	Occupation	Birthplace
1	William Woodrum	24	Head	Intern	Arkansas
2	Minnie O Woodrum	23	Wife	Nurse	Arkansas
3	Carl Whistler	29	Lodger	New Worker Intern	Colorado
4	Martha Whistler	22	Lodger (wife)	Saleswoman	Colorado
5	Jackie H Brooks	36	Head	Teacher	Texas
6	Ellen E Brooks	15	Daughter	—	California
7	Alecarte Maupin	40	Lodger	—	Arkansas
8	Willie D Barnes	30	Head	Salesman	Arkansas
9	Margaret Barnes	28	Wife	Registration Clerk	Michigan
10	Billy Barnes	11	Son	—	Arizona
11	Abbie E O Lane	50	Head	Saleswoman	Colorado
12	Frances Yancey	29	Lodger	Waitress	California
13	Jean M O Ballan	35	Head	Cashier	Wisconsin
14	Shirley J Ballan	14	Daughter	—	Wisconsin
15	John E Smith	33	Head	Milk Salesman	Ohio
16	Marion C O Smith	23	Wife	Checker	Ohio
17	Mary O Yancey	24	Head	Cashier	Missouri
18	Henrietta O Sheffer	47	Head	—	Missouri
19	Hallie R Sheffer	19	Daughter	New Worker Typist	New Mexico
20	Harold A Sheffer	17	Son	—	New Mexico
21	Leon O James	47	Head	Cafe & Bar	California
22	Clara James	45	Wife	—	California
23	Corine A James	22	Daughter	—	California
24	Matthew Cohen	32	Head	Medical Doctor	Connecticut
25	Mona O Cohen	30	Wife	—	Vermont
26	Mary L Cohen	2	Daughter	—	Arizona
27	Eunice L Kingman	50	Head	Stenographer	Illinois
28	Jean Kingman	21	Daughter	Stenographer	Arizona
29	Margaret Kaslen	22	Lodger	Stenographer	Arizona
30	William P Bradley THIS PERSON	54	Head	Policeman	Illinois
31	Hazel O Bradley	44	Wife	—	Kansas
32	Marjorie Bradley	23	Daughter	Stenographer	Arizona
33	William P Jr. Bradley	16	Son	—	Arizona
34	George O Alkire	69	Head	—	Illinois
35	Maude B Alkire	65	Wife	—	Missouri
36	Greene N O Bolin	64	Head	—	Kentucky
37	Nora M Bolin	51	Wife	Clerk	Kansas
38	Greene N Jr Bolin	22	Son	General Office	Arizona
39	John P Hawthorn	55	Head	Clerk	Ohio
40	Edith O Hawthorn	55	Wife	—	Indiana

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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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