Margaret Cox — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Lake-County, Ohio

Our Model Tree links this Margaret Cox across the 1920, 1930 and 1940 US Censuses in Lake-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 6-person household.

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

1940 Census Record Details

Census Year	1940
Location	Lake-County, Ohio
Surname	Cox
Given Name	Margaret
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	44
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Waite Hill Village
1935 Residence (County)	Lake
Additional Details
Class of Worker	0
Highest Grade	C 1
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Township / Ward	Waite Hill Village
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.

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

Name	Relation to head	Relative to Margaret	Age	Birth yr
Margaret Cox	Spouse	—	44	~1896
Minnie Covert	Other	—	73	~1867
James Cox	Son	—	19	~1921
Dorothy Cox	Daughter	—	17	~1923
Oliver Cox	Head	—	55	~1885
David Cox	Son	—	22	~1918

Census Appearances

1920

Lake, Ohio

Spouse, age 24

Lake, Ohio · implied b. ~1896 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cox
Given Name	Margaret E.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	24
Marital Status	Married
Birthplace	Ohio
Father's Birthplace	Ohio
Mother's Birthplace	Massachusetts
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Lake, Ohio

Spouse, age 34

Lake, Ohio · implied b. ~1896 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cox
Given Name	Margaret
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	34
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	20
Father's Birthplace	Ohio
Mother's Birthplace	Massachusetts
Can Read/Write	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Lake-County, Ohio

Spouse, age 44

Lake-County, Ohio · implied b. ~1896 — 6 household members

Surname	Cox
Given Name	Margaret
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	44
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Waite Hill Village
1935 Residence (County)	Lake
Class of Worker	0
Highest Grade	C 1
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

Our Model Tree links Margaret Cox 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 Cox

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

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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 — Lake-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03094-00168)

Line	Name	Age	Relation	Occupation	Birthplace
1	Charles Dantel	29	Head	Bank Clerk	Ohio
2	Seville Dantel	24	Wife	—	Ohio
3	Maude Mason	53	Servant	Residence	Illinois
4	Wm. Carter	45	Head	Advertising Salesman	Ohio
5	Wilhelmine Carter	40	Wife	Instructor	Ohio
6	Kenneth Grace	33	Head	Farm Manager	Ohio
7	Alice Grace	27	Wife	—	Indiana
8	Joseph Lane	22	Lodger	Laborer	New York
9	Williston Waltermire	23	Lodger	Laborer	Ohio
10	Joseph Macek	56	Head	Farmer	Czechoslovakia
11	Nettie Macek	53	Wife	—	Czechoslovakia
12	Laddie Macek	23	Son	Farm Laborer	Ohio
13	Robert Macek	18	Son	New Worker	Ohio
14	Lawrence Macek	16	Son	—	Ohio
15	Oliver Cox	55	Head	Farmer	Ohio
16	Margaret Cox THIS PERSON	44	Wife	—	Ohio
17	David Cox	22	Son	Farm Laborer	Ohio
18	James Cox	19	Son	Tractor & Truck Driver	Ohio
19	Dorothy Cox	17	Daughter	—	Ohio
20	Minnie Covert	73	Mother-in-law	Private Nurse	Massachusetts
21	Frank Branem	62	Head	Flagman	Ohio
22	Josephine Branem	55	Wife	—	Illinois
23	Robert Branem	21	Son	Laborer	Ohio
24	Willard Branem	18	Son	Laborer	Ohio
25	Pauline Butler	19	Daughter	New Worker	Ohio
26	Raymond Butler	17	Grandson	Retail Grocery Clerk	Ohio
27	Richard Butler	15	Grandson	—	Ohio
28	Betty June Butler	13	Daughter	—	Ohio
29	Bernard Butler	10	Grandson	—	Ohio
30	Margie Butler	8	Daughter	—	Ohio
31	Elaine Butler	5	Daughter	—	Ohio
32	Robert Campbell	40	Head	Houseman	Scotland
33	Christine Campbell	42	Wife	—	Scotland
34	Harry Alexander	48	Lodger	Houseman	Ireland
35	Harry Parker	49	Head	Dairy Man	Ohio
36	Lila Parker	41	Wife	—	Ohio
37	Julia Hager	77	Mother-in-law	—	Ohio
38	David Downie	54	Head	Farm Manager	Scotland
39	Marie Downie	40	Wife	—	Switzerland
40	Jane Carswell	70	Head	—	Scotland

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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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