Mary Holland — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Montgomery-County, Ohio

Our Model Tree links this Mary Holland across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 4-person household.

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

1940 Census Record Details

Census Year	1940
Location	Montgomery-County, Ohio
Surname	Holland
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Dayton City
1935 Residence (County)	Montgomery
Additional Details
Class of Worker	0
Hours Worked	0
Highest Grade	8
1935 Residence	Same Place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Township / Ward	Dayton 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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
George Holland	Head	—	49	~1891
Jack Holland	Son	—	14	~1926
George Holland	Son	—	20	~1920
Mary Holland	Spouse	—	50	~1890

Census Appearances

1920

Montgomery, Ohio

Spouse, age 30

Montgomery, Ohio · implied b. ~1890 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Holland
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	30
Marital Status	Married
Birthplace	Ohio
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Montgomery, Ohio

Spouse, age 40

Montgomery, Ohio · implied b. ~1890 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Holland
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	22
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Can Read/Write	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Montgomery-County, Ohio

Spouse, age 50

Montgomery-County, Ohio · implied b. ~1890 — 4 household members

Surname	Holland
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Dayton City
1935 Residence (County)	Montgomery
Class of Worker	0
Hours Worked	0
Highest Grade	8
1935 Residence	Same Place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

Our Model Tree links Mary Holland 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 Holland

Spouse · 1940 · age 50 · b. ~1890 · 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 — Montgomery-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03253-00718)

Line	Name	Age	Relation	Occupation	Birthplace
1	Eva Snyder	36	Wife	—	Ohio
2	Richard Snyder	16	Son	—	Ohio
3	Charles Powell	34	Head	Postal Clerk	Indiana
4	Wanda Powell	34	Wife	—	Indiana
5	Charles Powell	13	Son	—	Indiana
6	Leonard Pontious	35	Head	Core Maker	Ohio
7	Ruth Pontious	33	Wife	Book Keeper	Ohio
8	Albert Drewing	35	Head	Molder	Ohio
9	Mary Drewing	33	Wife	—	Ohio
10	Walter Dalfy	36	Head	Draftsman	Ohio
11	Ruth Dalfy	36	Wife	—	Ohio
12	Donald Dalfy	14	Son	—	Ohio
13	Wanda Dalfy	12	Daughter	—	Ohio
14	Walter Jr. Dalfy	10	Son	—	Ohio
15	Truitt Stribling	44	Head	Calendar Helper	Texas
16	Amata Stribling	46	Wife	Time Study Inspector	California
17	Carl Hayes	24	Head	Stock Clerk	Ohio
18	Opal Hayes	24	Wife	Waitress	Ohio
19	George Holland	49	Head	Estimator	Maryland
20	Mary Holland THIS PERSON	50	Wife	—	Ohio
21	George Holland	20	Son	Apprentice Fisher	Ohio
22	Jack Holland	14	Son	—	Ohio
23	John Schmidt	37	Head	Stenographer	Ohio
24	Mildred Schmidt	32	Wife	—	Ohio
25	Emerson Schmidt	6	Son	—	Ohio
26	Faye Schmidt	2	Daughter	—	Ohio
27	Oliver Robinson	54	Head	Parcel Delivery Man	Washington
28	Ethel Robinson	48	Wife	—	Missouri
29	Wilbert Chenoweth	30	Head	Office Clerk	Ohio
30	G. Virginia Chenoweth	25	Wife	—	West Virginia
31	N. Walker Chenoweth	5	Son	—	Ohio
32	Bruce Chenoweth	2	Son	—	Ohio
33	M. Althea Hondros	15	Niece	—	West Virginia
34	Joe Armstrong	23	Head	Machine Operator	Ohio
35	Lela Armstrong	24	Wife	—	Kentucky
36	John Armstrong	2	Son	—	Ohio
37	Joanne Armstrong	1	Daughter	—	Ohio
38	Don Morgan	23	Head	Porcelain Furnace Loader	Ohio
39	Fay Morgan	22	Wife	Assembler	Ohio
40	Harry Shaw	36	Head	Group Leader Inspector	Ohio

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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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