Helen Clark — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Crawford-County, Pennsylvania

Our Model Tree links this Helen Clark across the 1920, 1930 and 1940 US Censuses in Crawford-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 6-person household.

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

1940 Census Record Details

Census Year	1940
Location	Crawford-County, Pennsylvania
Surname	Clark
Given Name	Helen
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Centerville borough
1935 Residence (County)	Crawford
Additional Details
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same House
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Township / Ward	Centerville Borough
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.

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

Name	Relation to head	Relative to Helen	Age	Birth yr
Dorothy Clark	Daughter	—	14	~1926
Roland Clark	Head	—	42	~1898
Everett Jackson	Other	—	26	~1914
George Clark	Son	—	12	~1928
Marshall Clark	Son	—	6	~1934
Helen Clark	Spouse	—	40	~1900

Census Appearances

1920

Crawford, Pennsylvania

Spouse, age 20

Crawford, Pennsylvania · implied b. ~1900 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Clark
Given Name	Helen M
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	20
Marital Status	Married
Birthplace	Ohio
Father's Birthplace	Pennsylvania
Mother's Birthplace	Pennsylvania
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Crawford, Pennsylvania

Spouse, age 30

Crawford, Pennsylvania · implied b. ~1900 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Clark
Given Name	Helen
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	30
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	17
Father's Birthplace	Pennsylvania
Mother's Birthplace	Pennsylvania
Occupation	Farmer
Class of Worker	O
Can Read/Write	Yes
Veteran	no
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Crawford-County, Pennsylvania

Spouse, age 40

Crawford-County, Pennsylvania · implied b. ~1900 — 6 household members

Surname	Clark
Given Name	Helen
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Centerville borough
1935 Residence (County)	Crawford
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same House
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

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

Show:

This person

Anchor record

Helen Clark

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

★ You are viewing this record

Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Crawford-County, Pennsylvania Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03475-00176)

Line	Name	Age	Relation	Occupation	Birthplace
1	Harry Woodruff	65	Head	—	Penna
2	Georgia Woodruff	60	Wife	—	Penna
3	Mabel Woodruff	32	Daughter	—	Penna
4	James B. Clark	86	Father	—	Penna
5	Roland Clark	29	Head	Truck Driver	Penna
6	Emma Clark	30	Wife	—	Penna
7	Margaret Clark	8	Daughter	—	Penna
8	Gertrude Clark	5	Daughter	—	Penna
9	Roland Clark	42	Head	Farm Operator	Penna
10	Helen Clark THIS PERSON	40	Wife	—	Ohio
11	Dorothy Clark	14	Daughter	—	Penna
12	George Clark	12	Son	—	Penna
13	Marshall Clark	6	Son	—	Penna
14	Everett Jackson	26	Lodger	Farm Laborer	Penna
15	Harlo Clark	57	Head	Carpenter	Penna
16	Nora Clark	57	Wife	—	Penna
17	Kenneth Knight	26	Head	Salesman	Penna
18	Mildred Knight	20	Wife	—	Penna
19	Harry Knight	51	Father	Milk Dumper	Penna
20	Robert Knight	20	Brother	—	Penna
21	Louis Walker	77	Head	—	Ohio
22	Maggie Walker	71	Wife	—	Penna
23	Robert Walker	31	Son	Farm Operator	Penna
24	Margie Walker	21	Daughter in law	—	Penna
25	Elmer Nunemaker	29	Head	Minister	Penna
26	Ruth Nunemaker	21	Wife	—	Penna
27	Frances Nunemaker	1	Daughter	—	Penna
28	Ray Frost	56	Head	Railroad Signalman	Penna
29	Grace Frost	51	Wife	—	New York
30	Fred Van Cise	24	Head	Can Washer	Penna
31	Josephine Van Cise	31	Wife	—	Penna
32	Norman Van Cise	12	Son	—	Penna
33	Thomas Irwin	63	Head	—	England
34	Anna Irwin	58	Wife	—	Penna
35	Leonard Putman	36	Head	Laborer	Penna
36	Maude Putman	33	Wife	—	Penna
37	Caroline Putman	11	Daughter	—	Penna
38	Fred J. Donovan	41	Head	Excavating Contractor	Penna
39	Alice Donovan	36	Wife	—	Penna
40	Robert Donovan	17	Son	Laborer	Penna

Search for Helen Clark

All Helen Clark Census Records Discover Clark Family Tree

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)

Report inaccurate data