Mary Barr — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Maricopa-County, Arizona

Our Model Tree links this Mary Barr across the 1920, 1930 and 1940 US Censuses in Maricopa-County, Arizona (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 3-person household.

Age 50 b. ~1890 Female Spouse Born: Tennessee Married

1940 Census Record Details

Census Year	1940
Location	Maricopa-County, Arizona
Surname	Barr
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Tennessee
1935 Residence (City)	Phoenix City
1935 Residence (County)	Maricopa
Additional Details
Occupation	cashier
Industry	Retail Department Store
Class of Worker	PW
Hours Worked	8
Income (1939)	32
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Tennessee
Birth Country	United States
Birthplace (normalized)	tennessee
Occupation	Cashier
Township / Ward	Phoenix City
Est. Birth Year	~1890

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 Mary	Age	Birth yr
Claude Barr	Head	—	50	~1890
Ruth Barr	Daughter	—	19	~1921
Mary Barr	Spouse	—	50	~1890

Census Appearances

1920

Maricopa, Arizona

Spouse, age 29

Maricopa, Arizona · implied b. ~1891 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Barr
Given Name	May V.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	29
Marital Status	Married
Birthplace	Tennessee
Father's Birthplace	Ohio
Mother's Birthplace	Illinois
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Tennessee
Birth Country	United States
Birthplace (normalized)	tennessee

1930

Maricopa, Arizona

Other, age 40

Maricopa, Arizona · implied b. ~1890 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Barr
Given Name	May E.
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Tennessee
Age at First Marriage	27
Father's Birthplace	Pennsylvania
Mother's Birthplace	Illinois
Can Read/Write	Yes
Birth State	Tennessee
Birth Country	United States
Birthplace (normalized)	tennessee

1940

Maricopa-County, Arizona

Spouse, age 50

Maricopa-County, Arizona · implied b. ~1890 — 3 household members

Surname	Barr
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Tennessee
1935 Residence (City)	Phoenix City
1935 Residence (County)	Maricopa
Occupation	cashier
Industry	Retail Department Store
Class of Worker	PW
Hours Worked	8
Income (1939)	32
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Tennessee
Birth Country	United States
Birthplace (normalized)	tennessee

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Barr

Spouse · 1940 · age 50 · b. ~1890 · 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-t0627-00105-00671)

Line	Name	Age	Relation	Occupation	Birthplace
1	Truman Harris	51	Head	Motorman	Tennessee
2	Irene Harris	43	Wife	Cook	Illinois
3	Claude Barr	50	Head	Painter	New York
4	Mary Barr THIS PERSON	50	Wife	Cashier	Tennessee
5	Ruth Barr	19	Daughter	—	Arizona
6	Russell H. Moss	31	Head	Mill Man Mechanic	Missouri
7	Jessie M. Moss	29	Wife	Supervisor	Texas
8	Patricia Moss	3	Daughter	—	Arizona
9	Daniel Moss	9	Son	—	New Mexico
10	Helen M. Reed	22	Housekeeper	Housework	Arkansas
11	O. D. Merkel	35	Head	Bell Boy	Iowa
12	Edith Merkel	31	Wife	Stenographer	Oklahoma
13	Loydene Sheppard	12	Daughter	—	Oklahoma
14	Seth Melkinich	29	Head	Assistant Manager	New York
15	Jane Melkinich	27	Sister	Nurse	New York
16	Bernie Grenburg	65	Head	Proprietor	Romania
17	Fannie Grenburg	48	Wife	—	Russia
18	Harry T. Rex	26	Head	Clerk	Arizona
19	Gladys E. Rex	34	Wife	Chief Clerk	Kansas
20	Frank Martin	37	Head	Bus Driver	Missouri
21	Ada Martin	34	Wife	Cook	Missouri
22	Annabelle Martin	18	Daughter	Housework	Missouri
23	Glenn Martin	16	Son	Newspaper Carrier	Missouri
24	G. W. Martin	70	Father	Housework	Kansas
25	Annie Hollingshead	64	Head	—	Utah
26	P. W. Bick	35	Head	Operator	Ohio
27	Inez Bick	34	Wife	Instructor	Indiana
28	Gilbert Lewis	54	Head	Carpenter Contractor	Tennessee
29	Ophelia Lewis	48	Wife	—	Texas
30	Richard Lewis	21	Son	Laborer	Texas
31	Margaret Lewis	19	Daughter	Dental Assistant	Texas
32	Bobbie Spillman	21	Daughter	Waitress	Texas
33	Jackie Spillman	7	Son	—	Arizona
34	Wayne Powell	25	Head	Body & Fender Finisher	Illinois
35	Esther Powell	25	Wife	—	Nebraska
36	Joan Powell	7	Daughter	—	Iowa
37	Patsy Powell	5	Daughter	—	Iowa
38	Joseph Matousek	64	Father-in-law	—	Czechoslovakia
39	John Andrews	39	Head	Salesman	Tennessee
40	Irene Andrews	31	Wife	—	California

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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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