Helen Peterson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Grays-Harbor-County, Washington

Our Model Tree links this Helen Peterson across the 1920, 1930 and 1940 US Censuses in Grays-Harbor-County, Washington (XGBoost, ~Confirmed) — first a spouse (b.~1879), then head of a 3-person household.

Age 61 b. ~1879 Female Spouse Born: Finland Married

1940 Census Record Details

Census Year	1940
Location	Grays-Harbor-County, Washington
Surname	Peterson
Given Name	Helen
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	61
Marital Status	Married
Birthplace	Finland
1935 Residence (City)	Aberdeen
1935 Residence (County)	Grays Harbor
Naturalization Status	Alien
Additional Details
Occupation	Housework
Industry	At Home
Class of Worker	NP
Highest Grade	No 8
1935 Residence	Same House
Birth Country	Finland
Birthplace (normalized)	finland
Occupation	Housework
Township / Ward	Aberdeen
Est. Birth Year	~1879

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 Helen	Age	Birth yr
John Peterson	Head	—	61	~1879
Elmer Peterson	Son	—	21	~1919
Helen Peterson	Spouse	—	61	~1879

Census Appearances

1920

Grays Harbor, …

Spouse, age 40

Grays Harbor, Washington · implied b. ~1880 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Peterson
Given Name	Helen
Relationship to Head	wife
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Finland
Year of Immigration	1900
Naturalization Status	Alien
Father's Birthplace	Finland
Mother's Birthplace	Finland
Occupation	none
Can Read	Yes
Can Write	No
Speaks English	Finnish
Mother Tongue	Finnish
Birth Country	Finland
Birthplace (normalized)	finland

1930

Grays Harbor, …

Spouse, age 51

Grays Harbor, Washington · implied b. ~1879 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Petersen
Given Name	Helen
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	51
Marital Status	Married
Birthplace	Finland
Naturalization Status	Naturalized
Year of Immigration	1904
Age at First Marriage	32
Father's Birthplace	Finland
Mother's Birthplace	Finland
Can Read/Write	Yes
Mother Tongue	Finnish
Birth Country	Finland
Birthplace (normalized)	finland

1940

Grays-Harbor-County, Washington

Spouse, age 61

Grays-Harbor-County, Washington · implied b. ~1879 — 3 household members

Surname	Peterson
Given Name	Helen
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	61
Marital Status	Married
Birthplace	Finland
1935 Residence (City)	Aberdeen
1935 Residence (County)	Grays Harbor
Naturalization Status	Alien
Occupation	Housework
Industry	At Home
Class of Worker	NP
Highest Grade	No 8
1935 Residence	Same House
Birth Country	Finland
Birthplace (normalized)	finland

Model Tree

Linked across censuses

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

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This person

Anchor record

Helen Peterson

Spouse · 1940 · age 61 · b. ~1879 · Washington

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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 — Grays-Harbor-County, Washington Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-04340-00568)

Line	Name	Age	Relation	Occupation	Birthplace
41	Charles Moeller	12	Son	—	Washington
42	Louisa Harrison	66	Mother-in-law	—	Missouri
43	Anna Lennington	55	Head	Housework	Iowa
44	Wayne Lennington	23	Son	Janitor	Iowa
45	Egil J. Holland	40	Head	Brick-Mason	Norway
46	Verlie Holland	33	Wife	Housework	Washington
47	Vivian Holland	12	Daughter	—	Washington
48	Donald Holland	9	Son	—	Washington
49	Roger Holland	5	Son	—	Washington
50	John T. Bruher	24	Head	Benny-Machine Man	Idaho
51	Marjorie Bruher	21	Wife	Housework	N. Dakota
52	Dolores J. Bruher	1	Daughter	—	Washington
53	Garnet Fredrickson	31	Head	Piano Teacher	Washington
54	Annie Olson	57	Mother	Housework	Norway
56	Anna Wallin	51	Head	Housework	Washington
57	Victor Johnson	54	Brother	—	Sweden
58	Patricia Ann Johnson	13	Niece	—	Washington
59	Edith A. Musgrove	40	Head	Stenographer	Washington
60	Hannah Musgrove	64	Mother	Housework	California
61	William H. Albert	62	Head	Real Estate Dealer	New York
62	Marie Albert	56	Wife	Office Girl	Austria
63	Nora Albert	83	Mother	—	New York
64	Robert M. Schmidt	27	Head	Taping Crew	Washington
65	Helen Schmidt	29	Wife	Housework	Washington
66	Lynne Schmidt	3	Daughter	—	Idaho
67	Robert Schmidt	2	Son	—	Washington
68	Richard Schmidt	1	Son	—	Washington
69	Walter Vandegrift	36	Head	Laborer	Pennsylvania
70	Valerie Vandegrift	25	Wife	Housework	Washington
71	Gene Vandegrift	5	Son	—	Washington
72	Bruce Vandegrift	2	Son	—	Washington
73	Elizabeth K. Rosch	17	Housekeeper	Housework	Michigan
74	Lloyd Ellingson	38	Head	Driver	Washington
75	Esther Ellingson	35	Wife	Housework	Minnesota
76	Charles Ellingson	11	Son	—	Washington
77	Floyd Ellingson	8	Son	—	Washington
78	John Peterson	61	Head	Adzeman	Finland
79	Helen Peterson THIS PERSON	61	Wife	Housework	Finland
80	Elmer Peterson	21	Son	New Worker	Washington

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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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