Mildred Clark — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Ontario-County, New York

Our Model Tree links this Mildred Clark across the 1930 and 1940 US Censuses in Ontario-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1904), then head of a 10-person household.

Age 36 b. ~1904 Female Spouse Born: New York Married

1940 Census Record Details

Census Year	1940
Location	Ontario-County, New York
Surname	Clark
Given Name	Mildred E
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	36
Marital Status	Married
Birthplace	New York
1935 Residence (City)	Phelps
1935 Residence (County)	Ontario
Additional Details
Class of Worker	0
Hours Worked	0
Highest Grade	No 8
1935 Residence	New York
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york
Township / Ward	Canandaigua
Est. Birth Year	~1904

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.

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

Name	Relation to head	Relative to Mildred	Age	Birth yr
Bernice Clark	Daughter	—	13	~1927
Helen Clark	Daughter	—	12	~1928
Catherine Clark	Daughter	—	17	~1923
Ruth Clark	Daughter	—	8	~1932
Aaron Clark	Head	—	46	~1894
Ernest Clark	Son	—	15	~1925
Donald Clark	Son	—	1	~1939
Gerald Clark	Son	—	6	~1934
Raymond Clark	Son	—	5	~1935
Mildred Clark	Spouse	—	36	~1904

Census Appearances

1930

Ontario, New …

Other, age 25

Ontario, New York · implied b. ~1905 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Clark
Given Name	Mildred
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	25
Marital Status	Married
Birthplace	New York
Age at First Marriage	16
Father's Birthplace	New York
Mother's Birthplace	New York
Occupation	Farmer
Industry	General Farm
Class of Worker	OA
Can Read/Write	Yes
Veteran	Yes WW
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1940

Ontario-County, New …

Spouse, age 36

Ontario-County, New York · implied b. ~1904 — 10 household members

Surname	Clark
Given Name	Mildred E
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	36
Marital Status	Married
Birthplace	New York
1935 Residence (City)	Phelps
1935 Residence (County)	Ontario
Class of Worker	0
Hours Worked	0
Highest Grade	No 8
1935 Residence	New York
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

Model Tree

Linked across censuses

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

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This person

Anchor record

Mildred Clark

Spouse · 1940 · age 36 · b. ~1904 · New York

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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 — Ontario-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02706-00151)

Line	Name	Age	Relation	Occupation	Birthplace
41	Oliver D Miller	30	Head	Driver	New York
42	Elsie L Miller	19	Wife	—	Michigan
43	Melvin D Miller	0	Son	—	New York
44	Clifford S Wheaton	54	Father-in-law	Farmer	Mass
45	Charles W Frank	67	Head	Dye Setter	Germany
46	Martha E Frank	55	Wife	—	New York
47	Margaret Linehan	20	Daughter	—	New York
48	Richard W Linehan	3	Grandson	—	New York
49	Nancy C Linehan	0	Granddaughter	—	New York
50	Aaron Clark	46	Head	Attendant	New York
51	Mildred E Clark THIS PERSON	36	Wife	—	New York
52	Catherine Clark	17	Daughter	—	New York
53	Ernest Clark	15	Son	—	New York
54	Bernice Clark	13	Daughter	—	New York
55	Helen Clark	12	Daughter	—	New York
56	Ruth Clark	8	Daughter	—	New York
57	Gerald Clark	6	Son	—	New York
58	Raymond Clark	5	Son	—	New York
59	Donald Clark	1	Son	—	New York
60	James Mckenna	50	Head	Laborer	Eire
61	Mary E Mckenna	46	Wife	—	Eire
62	Patrick J Mckenna	16	Son	—	New York
63	James Jr Mckenna	16	Son	—	New York
64	Thomas M Mckenna	14	Son	—	New York
65	Francis L Mckenna	12	Son	—	New York
66	William G Mckenna	9	Son	—	New York
67	Charles L Mckenna	7	Son	—	New York
68	Elmer T Reynolds	49	Head	Laborer	New York
69	Amy E Reynolds	42	Wife	—	New York
70	Catherine Broderick	45	Head	Inspector	New York
71	John L Broderick	21	Brother	Bartender	New York
72	John P Broderick	69	Brother	Sheriff	New York
73	Margaret C Broderick	57	Sister	Beautician	New York
74	Ottavio D Pastore	53	Head	Spinner	Italy
75	Emily Pastore	47	Wife	—	Italy
76	Nicholas Pastore	27	Son	Attendant	New York
77	Mary Pastore	21	Daughter	Clerk	New York
78	Antoinette Pastore	15	Daughter	—	New York
79	Elvira Pastore	11	Daughter	—	New York
80	Vincent Pastore	9	Son	—	New York

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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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