Albert Olson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Shelby-County, Iowa

Our Model Tree links this Albert Olson across the 1920, 1930 and 1940 US Censuses in Shelby-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 3-person household.

Age 55 b. ~1885 Male Head Born: Iowa Married

1940 Census Record Details

Census Year	1940
Location	Shelby-County, Iowa
Surname	Olson
Given Name	Albert L.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Jefferson Tw.
1935 Residence (County)	Shelby
Additional Details
Occupation	Farmer
Industry	Farming
Class of Worker	OA
Income (1939)	52
Highest Grade	8
1935 Residence	Same place
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Occupation	Farmer
Township / Ward	Jefferson Tw
Est. Birth Year	~1885

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 Albert	Age	Birth yr
Kenneth Olson	Son	—	20	~1920
Albert Olson	Head	—	55	~1885
Zoe Olson	Spouse	—	51	~1889

Census Appearances

1920

Shelby, Iowa

Head, age 34

Shelby, Iowa · implied b. ~1886 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Olson
Given Name	Albert L.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	34
Marital Status	Married
Birthplace	Iowa
Father's Birthplace	Norway
Mother's Birthplace	Norway
Occupation	Farmer
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	R
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Shelby, Iowa

Head, age 45

Shelby, Iowa · implied b. ~1885 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Olson
Given Name	Albert L
Relationship to Head	Head
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Iowa
Age at First Marriage	25
Father's Birthplace	Norway
Mother's Birthplace	Norway
Occupation	Farmer
Industry	Farm
Class of Worker	OA
Can Read/Write	Yes
Home Owned/Rented	R
Veteran	No
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1940

Shelby-County, Iowa

Head, age 55

Shelby-County, Iowa · implied b. ~1885 — 3 household members

Surname	Olson
Given Name	Albert L.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Jefferson Tw.
1935 Residence (County)	Shelby
Occupation	Farmer
Industry	Farming
Class of Worker	OA
Income (1939)	52
Highest Grade	8
1935 Residence	Same place
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Linked across censuses

Our Model Tree links Albert Olson 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 Olson

Head · 1940 · age 55 · b. ~1885 · Iowa

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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 — Shelby-County, Iowa Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01204-00307)

Line	Name	Age	Relation	Occupation	Birthplace
1	Alvin Gray	35	Head	Farmer	Iowa
2	Bernice I. Gray	31	Wife	—	Iowa
3	Colene J. Gray	9	Daughter	—	Iowa
4	Adele R. Gray	5	Daughter	—	Iowa
5	Marvin C. Linde	27	Son-in-law	Farm Laborer	Iowa
6	Dolpha D. Willard	39	Head	Farmer	Iowa
7	Frances Willard	32	Wife	—	Iowa
8	Joanne Y. Willard	7	Daughter	—	Iowa
9	Caryl Ann Willard	2	Daughter	—	Iowa
10	Fred D. Stoley	56	Head	Farmer	Iowa
11	Nellie A. Stoley	54	Wife	—	Iowa
12	Angie Linde	52	Head	Farmer	Iowa
13	Elmer W. Linde	19	Son	Farm Laborer	Iowa
14	Arthur B. Linde	17	Son	New Worker	Iowa
15	Brick M. Moore	62	Head	Farmer	Iowa
16	Bertha Moore	61	Wife	—	Illinois
17	Marjorie Frank	27	Daughter	—	Iowa
18	Burke Lee Frank	4	Grandson	—	Iowa
19	Albert L. Olson THIS PERSON	55	Head	Farmer	Iowa
20	Zoe Leotta Olson	51	Wife	—	Iowa
21	Kenneth Olson	20	Son	Farmer	Iowa
22	Heinie C. Otto	26	Head	Farmer	Iowa
23	Viola C. Otto	27	Wife	—	Iowa
24	Marlene A. Otto	3	Daughter	—	Iowa
25	Merlin C. Otto	1	Son	—	Iowa
26	Henry C. Stuhr	67	Head	Retired	Germany
27	Anna Stuhr	65	Wife	—	Iowa
28	Milford W. Mcconnell	28	Head	Truck Driver	Iowa
29	Virginia E. Mcconnell	27	Wife	Housewife	Iowa
30	E. Dickie Mcconnell	3	Son	—	Iowa
31	Eli Linton Wycoff	68	Head	Farmer	Illinois
32	Bessie May Wycoff	60	Wife	—	Iowa
33	Chas. H. Ramsey	48	Head	R. Mail Carrier	Iowa
34	Gladys C. Ramsey	39	Wife	—	Iowa
35	C. Donald Ramsey	17	Son	—	Iowa
36	Robert E. Ramsey	15	Son	—	Iowa
37	Merlin D. Ramsey	5	Son	—	Iowa
38	Pauline M. Norman	20	Maid	Housework	Iowa
39	Merrell D. Vandeman	40	Head	Auto Mechanic	Iowa
40	Minnie S. Vandeman	37	Wife	—	Iowa

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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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