William Dempsey — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Wayne-County, Michigan

Our Model Tree links this William Dempsey across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 5-person household.

Age 21 b. ~1919 Male Son Born: MICHIGAN Single

1940 Census Record Details

Census Year	1940
Location	Wayne-County, Michigan
Surname	DEMPSEY
Given Name	WILLIAM E
Relationship to Head	SON
Sex	M
Color / Race	White
Age	21
Marital Status	Single
Birthplace	MICHIGAN
1935 Residence (City)	DETROIT CITY
1935 Residence (County)	WAYNE
Additional Details
Occupation	BOOKKEEPER TAX RECORD
Industry	COUNTY AUDITORS
Class of Worker	GW
Hours Worked	44
Income (1939)	1200
Highest Grade	H-3
1935 Residence	Same place
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan
Occupation	Bookkeeper Tax Record
Township / Ward	Detroit City
Est. Birth Year	~1919

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 William	Age	Birth yr
William Dempsey	Son	—	21	~1919
Clarence Dempsey	Head	—	52	~1888
Adelaide Dempsey	Spouse	—	51	~1889
John Dempsey	Son	—	13	~1927
Shirley Dempsey	Daughter	—	15	~1925

Census Appearances

1930

Wayne, Michigan

Son, age 11

Wayne, Michigan · implied b. ~1919 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Dempsey
Given Name	William
Relationship to Head	Son
Sex	M
Color / Race	White
Age	11
Marital Status	Single
Birthplace	Michigan
Father's Birthplace	New York
Mother's Birthplace	Michigan
Can Read/Write	Yes
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

1940

Wayne-County, Michigan

Son, age 21

Wayne-County, Michigan · implied b. ~1919 — 5 household members

Surname	DEMPSEY
Given Name	WILLIAM E
Relationship to Head	SON
Sex	M
Color / Race	White
Age	21
Marital Status	Single
Birthplace	MICHIGAN
1935 Residence (City)	DETROIT CITY
1935 Residence (County)	WAYNE
Occupation	BOOKKEEPER TAX RECORD
Industry	COUNTY AUDITORS
Class of Worker	GW
Hours Worked	44
Income (1939)	1200
Highest Grade	H-3
1935 Residence	Same place
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

Model Tree

Linked across censuses

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

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This person

Anchor record

William Dempsey

Son · 1940 · age 21 · b. ~1919 · Michigan

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Sibling

Shirley Dempsey

Sibling · 1940 · age 15

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

John Dempsey

Sibling · 1940 · age 13

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 — Wayne-County, Michigan Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01880-00110)

Line	Name	Age	Relation	Occupation	Birthplace
1	Jean D Mitchell	57	HEAD	H	MICHIGAN
2	Jane D. Dibble	28	DAUGHTER	Child Psychologist	MICHIGAN
3	William B Dibble	28	SON-IN-LAW	Salesman	OHIO
4	Anne L Dingwall	64	SISTER	Bookkeeper	MICHIGAN
5	Herbert C Gottschalk	47	HEAD	Accountant	MICHIGAN
6	Rose W. Gottschalk	48	WIFE	Teacher	MICHIGAN
7	Ellen E Walsh	72	MOTHER-IN-LAW	U	MICHIGAN
8	Rose E. Walsh	22	SISTER-IN-LAW	Stenographer	MICHIGAN
9	Clarence Dempsey	52	HEAD	Chief Housing Div.	NEW YORK
10	Adelaide Dempsey	51	WIFE	—	MICHIGAN
11	William E Dempsey THIS PERSON	21	SON	Bookkeeper Tax Record	MICHIGAN
12	Shirley M Dempsey	15	DAUGHTER	—	MICHIGAN
13	John F Dempsey	13	SON	—	MICHIGAN
14	Henry W Phaler	66	HEAD	Traffic Clerk	ILLINOIS
15	Ida M Greenwood	54	SISTER	H	ILLINOIS
16	Caroline M Best	52	SISTER	Ot	ILLINOIS
17	James M Robinson	58	BROTHER-IN-LAW	Traffic Clerk	NEBRASKA
18	Catherine M Robinson	50	SISTER	H	ILLINOIS
19	Charles C Mc Manus	65	HEAD	Meat Merchant W.	MICHIGAN
20	Laura B Mc Manus	65	WIFE	H	CANADA
21	Elizabeth Amman	60	SISTER-IN-LAW	Ot	CANADA
22	Eldon J Atkinson	55	BROTHER-IN-LAW	Butcher Advertising	CANADA
23	Albert D Conkey	44	HEAD	Counsel	MICHIGAN
24	Elsie M Conkey	41	WIFE	H	MICHIGAN
25	Frank E Thorn	64	HEAD	Foreman Carpenter	CANADA
26	Catherine M Thorn	63	WIFE	H	CANADA
27	Robert J Crottey	16	GRANDSON	S	MICHIGAN
28	Ralph F Crottey	14	GRANDSON	S	CANADA
29	Leo W. Crottey	12	GRANDSON	—	MICHIGAN
30	Helen J Crottey	10	GRANDDAUGHTER	—	MICHIGAN
31	John Thorn	25	SON	Board Operator	MICHIGAN
32	Frank D James	45	HEAD	Broker	OHIO
33	Beatrice Y James	43	WIFE	H	OHIO
34	Frank A James	23	SON	Mechanical Engineer	MICHIGAN
35	Beatrice H James	20	DAUGHTER	Usher	MICHIGAN
36	Donald E James	18	SON	S	MICHIGAN
37	Phyllis P James	16	DAUGHTER	S	MICHIGAN
38	Shirley L James	14	DAUGHTER	S	MICHIGAN
39	Joyce M James	10	DAUGHTER	—	MICHIGAN
40	Eileen D James	9	DAUGHTER	—	MICHIGAN

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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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