Mabel Peterson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · King-County, Washington

Our Model Tree links this Mabel Peterson across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 3-person household.

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

1940 Census Record Details

Census Year	1940
Location	King-County, Washington
Surname	Peterson
Given Name	Mabel
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Washington
1935 Residence (City)	Seattle City
1935 Residence (County)	King
Additional Details
Class of Worker	0
Highest Grade	No 8
1935 Residence	Same house
Birth State	Washington
Birth Country	United States
Birthplace (normalized)	washington
Township / Ward	Seattle City
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.

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

Name	Relation to head	Relative to Mabel	Age	Birth yr
John Peterson	Head	—	48	~1892
Phyllis Nybdahl	Daughter	—	19	~1921
Mabel Peterson	Spouse	—	40	~1900

Census Appearances

1920

King, Washington

Spouse, age 22

King, Washington · implied b. ~1898 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Peterson
Given Name	Mabel M.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	22
Marital Status	Married
Birthplace	Washington
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Irish
Birth State	Washington
Birth Country	United States
Birthplace (normalized)	washington

1930

King, Washington

Spouse, age 32

King, Washington · implied b. ~1898 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Peterson
Given Name	Mabel
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	32
Marital Status	Married
Birthplace	Washington
Age at First Marriage	21
Father's Birthplace	Ireland Free State
Mother's Birthplace	Ireland Free State
Can Read/Write	Yes
Home Owned/Rented	No
Birth State	Washington
Birth Country	United States
Birthplace (normalized)	washington

1940

King-County, Washington

Spouse, age 40

King-County, Washington · implied b. ~1900 — 3 household members

Surname	Peterson
Given Name	Mabel
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Washington
1935 Residence (City)	Seattle City
1935 Residence (County)	King
Class of Worker	0
Highest Grade	No 8
1935 Residence	Same house
Birth State	Washington
Birth Country	United States
Birthplace (normalized)	washington

Model Tree

Linked across censuses

Our Model Tree links Mabel 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

Mabel Peterson

Spouse · 1940 · age 40 · b. ~1900 · 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 — King-County, Washington Open full size

Page Contents

38 people indexed on this census page (nara:1940:m-t0627-04378-00233)

Line	Name	Age	Relation	Occupation	Birthplace
42	William Lawrence	53	Head	Salesman	Virginia
43	Lenore Lawrence	43	Wife	Salesman	Pennsylvania
44	Robert A. Wigers	22	Son	Shipping Clerk	Iowa
45	Scott Benjamin	80	Head	Caretaker	Oregon
46	Sarah Benjamin	71	Wife	—	Delaware
47	Marjorie A. Hawkins	41	Daughter	Comptometer Operator	Washington
48	Adolph St. Laurent	57	Head	Sheet Metal Worker	California
49	Catherine St. Laurent	53	Wife	—	Kansas
50	Antoinette St. Laurent	26	Daughter	Clerk	Canada-English
51	Joseph St. Laurent	23	Son	Sheet Metal Worker	Washington
52	Edgar Vinup	39	Head	Auto-Mechanic	Washington
53	Edra Vinup	36	Wife	—	Holland
54	Charles Vinup	15	Son	Auto-Mechanic	Washington
55	Gerald Vinup	13	Son	—	Washington
56	Laverne Vinup	6	Son	—	Washington
57	Harvey Phillips	16	Lodger	Carrier	Washington
58	Cannyllan Howard	39	Head	Baker	Wisconsin
59	Beatrice Howard	37	Wife	—	Washington
60	Marilyn Howard	8	Daughter	—	Illinois
61	Mary Andrews	75	Mother-in-law	—	England
62	Mary Sherrer	71	Head	—	Missouri
63	George Sherrer	38	Son	Linotype Operator	Washington
64	Lucille Sherrer	28	Daughter	News Reporter	Washington
65	John Lewis	65	Head	Gardener	Michigan
66	Carrie Lewis	59	Wife	—	Nevada
67	Douglas Gustafson	48	Head	Janitor	Washington
68	Constance Gustafson	37	Wife	Waitress	Sweden
69	John Peterson	48	Head	Machinist	Sweden
70	Mabel Peterson THIS PERSON	40	Wife	—	Washington
71	Phyllis Nybdahl	19	Daughter	—	Washington
73	Edward Howell	47	Head	Foreman	Washington
74	Hazel Howell	47	Wife	—	Oregon
75	Nels Storwick	63	Head	Fisherman	Norway
76	Bertha Storwick	59	Wife	—	Norway
77	Jack Babb	71	Head	—	California
78	Myrtle Babb	71	Wife	—	Wisconsin
79	Lydia Moffat	53	Head	—	Wisconsin
80	Emily Moffat	27	Daughter	Stenographer	Wisconsin

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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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