Albert Carlson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · King-County, Washington

Our Model Tree links this Albert Carlson across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed) — first a head (b.~1893), then head of a 4-person household.

Age 47 b. ~1893 Male Head Born: Montana Widowed

1940 Census Record Details

Census Year	1940
Location	King-County, Washington
Surname	Carlson
Given Name	Albert O
Relationship to Head	Head
Sex	M
Color / Race	White
Age	47
Marital Status	Widowed
Birthplace	Montana
1935 Residence (City)	Seattle City
1935 Residence (County)	King
Additional Details
Occupation	Contracting
Industry	Electrical
Class of Worker	E
Hours Worked	44
Highest Grade	No 8
1935 Residence	Same place
Birth State	Montana
Birth Country	United States
Birthplace (normalized)	montana
Occupation	Contracting
Township / Ward	Seattle City
Est. Birth Year	~1893

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 Albert	Age	Birth yr
Albert Carlson	Head	—	47	~1893
Marjorie Carlson	Daughter	—	19	~1921
Joanne Carlson	Daughter	—	8	~1932
John Carlson	Son	—	16	~1924

Census Appearances

1920

King, Washington

Head, age 26

King, Washington · implied b. ~1894 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Carlson
Given Name	Albert
Relationship to Head	Head
Sex	M
Color / Race	White
Age	26
Marital Status	Married
Birthplace	Montana
Father's Birthplace	Montana
Mother's Birthplace	Montana
Occupation	Electrician
Industry	Shipyard
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	R
Birth State	Montana
Birth Country	United States
Birthplace (normalized)	montana

1930

King, Washington

Head, age 36

King, Washington · implied b. ~1894 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Carlson
Given Name	Albert A.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Montana
Age at First Marriage	26
Father's Birthplace	Sweden
Mother's Birthplace	Sweden
Occupation	Electric Engineer
Industry	Electric Shop
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	$20.00
Birth State	Montana
Birth Country	United States
Birthplace (normalized)	montana

1940

King-County, Washington

Head, age 47

King-County, Washington · implied b. ~1893 — 4 household members

Surname	Carlson
Given Name	Albert O
Relationship to Head	Head
Sex	M
Color / Race	White
Age	47
Marital Status	Widowed
Birthplace	Montana
1935 Residence (City)	Seattle City
1935 Residence (County)	King
Occupation	Contracting
Industry	Electrical
Class of Worker	E
Hours Worked	44
Highest Grade	No 8
1935 Residence	Same place
Birth State	Montana
Birth Country	United States
Birthplace (normalized)	montana

Model Tree

Linked across censuses

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

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This person

Anchor record

Albert Carlson

Head · 1940 · age 47 · b. ~1893 · 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

39 people indexed on this census page (nara:1940:m-t0627-04376-00048)

Line	Name	Age	Relation	Occupation	Birthplace
1	Annette M Stewart	48	Wife	—	Kansas
2	Charles L Stewart	57	Head	Asst Mgr	Indiana
3	Lillian C Stewart	57	Wife	—	Indiana
4	Anne W Stewart	19	Daughter	—	Idaho
5	George M Niven	38	Head	Branch Mgr	Scotland
6	Blanche E Niven	43	Wife	—	Iowa
7	Charles F Burrows	65	Head	Partner	Minnesota
8	Hulda R Burrows	61	Wife	—	Iowa
9	Gladys E Burrows	33	Daughter	Librarian	Washington
10	Thos D Murphy	42	Head	Layout Worker	Wisconsin
11	Rosa A Murphy	43	Wife	Compositor	Missouri
12	Patricia A Murphy	14	Daughter	—	Washington
13	Jasper Smith	69	Father-in-law	—	Iowa
14	Philip J Apel	64	Head	—	Illinois
15	Nellie B Apel	64	Wife	—	Illinois
16	Hill A Smith	31	Head	Shop Owner	Washington
17	Katherine P Smith	33	Wife	Assistant	West Virginia
18	Robert L Bancroft	26	Head	Office Work	Oklahoma
19	Jessica L Bancroft	49	Mother	—	Oklahoma
20	Albert O Carlson THIS PERSON	47	Head	Contracting	Montana
21	Marjorie A Carlson	19	Daughter	—	Washington
22	John A Carlson	16	Son	—	Washington
23	Joanne Carlson	8	Daughter	—	Washington
24	Fred E Martines	58	Head	Part Owner	Missouri
25	Mabel R Martines	54	Wife	—	Washington
26	Frank E Hardness	44	Head	Contractor	Pennsylvania
27	Louise Hardness	39	Wife	Operator	New York
28	Lois E Hardness	14	Daughter	—	Washington
29	David T Child	64	Head	Lawyer	Iowa
30	Nell T Child	64	Wife	—	Iowa
31	Harry W Engle	48	Head	Broker	Pennsylvania
32	Patricia A Engle	13	Daughter	—	Washington
33	Sadie Merrick	60	Housekeeper	Housekeeper	Indiana
34	Calvin F Schmid	38	Head	Sociology Professor	Ohio
35	Helen F Schmid	31	Wife	—	Minnesota
36	Barbara Schmid	6	Daughter	—	Minnesota
37	Hans W Ginkel	70	Head	Cashier	Illinois
38	Mary Ginkel	76	Wife	—	Illinois
39	Harry R Pettet	48	Son-in-law	Pipefitter	Nebraska

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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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