Margaret Carroll — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Wayne-County, Michigan

Our Model Tree links this Margaret Carroll across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 3-person household.

Age 40 b. ~1900 Female Spouse Born: Pennsylvania Married

1940 Census Record Details

Census Year	1940
Location	Wayne-County, Michigan
Surname	Carroll
Given Name	Margaret
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Pennsylvania
1935 Residence (City)	Detroit City
1935 Residence (County)	Wayne
Additional Details
Industry	none
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	pennsylvania
Township / Ward	Detroit City
Est. Birth Year	~1900

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 Margaret	Age	Birth yr
Margaret Carroll	Spouse	—	40	~1900
James Carroll	Son	—	9	~1931
Joseph Carroll	Head	—	44	~1896

Census Appearances

1920

Wayne, Michigan

Other, age 22

Wayne, Michigan · implied b. ~1898 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Carroll
Given Name	Margaret
Relationship to Head	Lodger
Sex	F
Color / Race	White
Age	22
Marital Status	Married
Birthplace	Pennsylvania
Father's Birthplace	Pennsylvania
Mother's Birthplace	Pennsylvania
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	pennsylvania

1930

Wayne, Michigan

Spouse, age 31

Wayne, Michigan · implied b. ~1899 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Carroll
Given Name	Margaret
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	31
Marital Status	Married
Birthplace	Pennsylvania
Age at First Marriage	16
Father's Birthplace	Austria
Mother's Birthplace	Austria
Can Read/Write	Yes
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	pennsylvania

1940

Wayne-County, Michigan

Spouse, age 40

Wayne-County, Michigan · implied b. ~1900 — 3 household members

Surname	Carroll
Given Name	Margaret
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Pennsylvania
1935 Residence (City)	Detroit City
1935 Residence (County)	Wayne
Industry	none
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Pennsylvania
Birth Country	United States
Birthplace (normalized)	pennsylvania

Model Tree

Linked across censuses

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

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This person

Anchor record

Margaret Carroll

Spouse · 1940 · age 40 · b. ~1900 · Michigan

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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 — Wayne-County, Michigan Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01873-00670)

Line	Name	Age	Relation	Occupation	Birthplace
1	Martin Lock	52	Head	Janitor	Austria
2	Tillia Lock	47	Wife	Seamstress	Yugoslavia
3	Andrew Lock	16	Son	None	Michigan
4	Irene Lock	11	Daughter	—	Michigan
5	Adolph Strauss	44	Head	Molder	Austria
6	Augusta Strauss	43	Wife	—	Austria
7	Lorraine Strauss	18	Daughter	Dressmaker	Michigan
8	Helen Strauss	16	Daughter	—	Michigan
9	Richard Strauss	14	Son	—	Michigan
10	Adolph Jr. Strauss	12	Son	—	Michigan
11	Mary Jane Strauss	9	Daughter	—	Michigan
12	William Strauss	6	Son	—	Michigan
13	Bacil Nguyen	54	Head	Smelter	Austria
14	Helen Nguyen	53	Wife	—	Austria
15	Theresa Nadelhoffer	45	Mother-in-law	Office Cleaner	Austria
16	George Nadelhoffer	25	Son	Watchman	Michigan
17	Josephine Nadelhoffer	24	Daughter	Housewife	Michigan
18	Katherine Nadelhoffer	21	Daughter	Dipper	Michigan
19	Irene Nadelhoffer	18	Daughter	—	Michigan
20	Frank Barrow	28	Head	Assembler	Michigan
21	Agnes Barrow	25	Wife	—	Pennsylvania
22	Richard Barrow	3	Son	—	Michigan
23	Joseph Spazig	27	Head	Assembler	Poland
24	Helen Spazig	25	Wife	Punch Press	Pennsylvania
25	Joan Spazig	5	Daughter	—	Michigan
26	Nellie Parks	69	Head	—	England
27	Margie Hunter	66	Head	—	Scotland
28	Joseph Janbits	62	Head	—	Michigan
29	Augusta Janbits	77	Wife	—	Germany
30	Ignatius Appel	27	Head	Electrician Apprentice	Michigan
31	Barbara Appel	26	Wife	—	Pennsylvania
32	Joseph Carroll	44	Head	Solicitor	Pennsylvania
33	Margaret Carroll THIS PERSON	40	Wife	—	Pennsylvania
34	James Hugh Carroll	9	Son	—	Michigan
35	Michael Shirley	29	Head	Metal Finisher	Michigan
36	Patricia Shirley	26	Wife	—	Pennsylvania
37	Michael Jr. Shirley	2	Son	—	Michigan
38	Alexander Cwalina	48	Head	Hand Screw Machine	Poland
39	Louise Cwalina	47	Wife	—	Michigan
40	Rita Cwalina	21	Daughter	Waitress	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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