Margaret Hogan — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Baltimore-City-County, Maryland

Our Model Tree links this Margaret Hogan across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 5-person household.

Age 44 b. ~1896 Female Spouse Born: MARYLAND Married

1940 Census Record Details

Census Year	1940
Location	Baltimore-City-County, Maryland
Surname	HOGAN
Given Name	MARGARET E.
Relationship to Head	WIFE
Sex	F
Color / Race	White
Age	44
Marital Status	Married
Birthplace	MARYLAND
1935 Residence (City)	BALTIMORE CITY
1935 Residence (County)	Baltimore City
Additional Details
Class of Worker	0
Highest Grade	No H-3
1935 Residence	SAME PLACE
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland
Township / Ward	Baltimore City
Est. Birth Year	~1896

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 Margaret	Age	Birth yr
Margaret Hogan	Spouse	—	44	~1896
Margaret Boyd	Daughter	—	24	~1916
James Boyd	Other	—	25	~1915
Margaret Grattan	Other	—	31	~1909
Leo Hogan	Head	—	52	~1888

Census Appearances

1920

Xx, Maryland

Spouse, age 25

Xx, Maryland · implied b. ~1895 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Hogan
Given Name	Margaret
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	25
Marital Status	Married
Birthplace	Maryland
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1930

Baltimore, Maryland

Other, age 35

Baltimore, Maryland · implied b. ~1895 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Hogan
Given Name	Margaret E
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Maryland
Age at First Marriage	19
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Can Read/Write	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1940

Baltimore-City-County, Maryland

Spouse, age 44

Baltimore-City-County, Maryland · implied b. ~1896 — 5 household members

Surname	HOGAN
Given Name	MARGARET E.
Relationship to Head	WIFE
Sex	F
Color / Race	White
Age	44
Marital Status	Married
Birthplace	MARYLAND
1935 Residence (City)	BALTIMORE CITY
1935 Residence (County)	Baltimore City
Class of Worker	0
Highest Grade	No H-3
1935 Residence	SAME PLACE
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

Model Tree

Linked across censuses

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

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This person

Anchor record

Margaret Hogan

Spouse · 1940 · age 44 · b. ~1896 · Maryland

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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 — Baltimore-City-County, Maryland Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01541-00158)

Line	Name	Age	Relation	Occupation	Birthplace
1	Alice A. Rohlfing	8	DAUGHTER	—	MARYLAND
2	Ethel W. Hutton	44	HEAD	Photostat Operator	MARYLAND
3	Doris V. Hutton	21	DAUGHTER	Filing Clerk	MARYLAND
4	Hester H. Boyer	57	HEAD	—	MARYLAND
5	Marian Boyer	22	DAUGHTER	Shipping Clerk	MARYLAND
6	Eleanor L. Boyer	20	DAUGHTER	Filing Clerk	MARYLAND
7	Gordon R. Boyer	19	SON	Book Binder	MARYLAND
8	Phylis A. Boyer	16	DAUGHTER	—	MARYLAND
9	John H. Otto	54	HEAD	General Foreman	MARYLAND
10	Margaret B. Otto	55	WIFE	—	MARYLAND
11	Thelma R. Otto	30	DAUGHTER	Filing Clerk	MARYLAND
12	Carlton H. Otto	19	SON	—	MARYLAND
13	Eugene R. Pollock	48	HEAD	Language Translator	BOHEMIA
14	Mary R. Pollock	49	WIFE	—	RUSSIA
15	Paul P. Pollock	14	SON	—	MARYLAND
16	Begin Block 25 Here Ends Block 24	None	SAME PLACE	Xoxo	XOXO
17	Leo A. Hogan	52	HEAD	Oil & Oil Burner Salesman	MARYLAND
18	Margaret E. Hogan THIS PERSON	44	WIFE	—	MARYLAND
19	James H. Boyd	25	SON IN LAW	Paint Foreman	MARYLAND
20	Margaret E. Boyd	24	DAUGHTER	—	MARYLAND
21	Margaret M. Grattan	31	BOARDER	Typist	MARYLAND
22	John J. Coppinger	38	HEAD	Dispatcher	MARYLAND
23	Elizabeth M. Coppinger	24	WIFE	—	MARYLAND
24	John J. Coppinger	3	SON	—	MARYLAND
25	Robert E. Coppinger	1	SON	—	MARYLAND
26	Edward L. Berends	31	BROTHER IN LAW	Chauffeur	MARYLAND
27	Dorothy A. Berends	31	SISTER IN LAW	—	MARYLAND
28	Peter P. Russo	59	FATHER IN LAW	Fruit Dealer	ITALY
29	Anthony Russo	16	BROTHER IN LAW	Delivery Boy	MARYLAND
30	Robert G. Jackson	49	HEAD	Rubber Tire Salesman	CALIFORNIA
31	Jennie M. Jackson	74	MOTHER	—	MARYLAND
32	Alfred Horne	69	HEAD	—	GERMANY
33	Geneva Horne	48	WIFE	Sales Lady	MARYLAND
34	Raymond D. Plecker	26	HEAD	Piston Ring Maker	VIRGINIA
35	Emilia Plecker	22	WIFE	Child Nurse	NEW JERSEY
36	Alice A. Mason	47	HEAD	—	RHODE ISLAND
37	Martha G. Mason	26	DAUGHTER	Librarian	MASSACHUSETTS
38	Wesley W. Mason	19	SON	Sheet Metal Helper	MARYLAND
39	Carvil S. Mason	15	SON	—	MARYLAND
40	Thomas A. Rice	29	SON IN LAW	Stone Mason	MARYLAND

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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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