Agnes Johnson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Cook-County, Illinois

Our Model Tree links this Agnes Johnson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 5-person household.

Age 47 b. ~1893 Female Spouse Born: Sweden Married

1940 Census Record Details

Census Year	1940
Location	Cook-County, Illinois
Surname	Johnson
Given Name	Agnes
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Sweden
1935 Residence (City)	CHICAGO CITY
1935 Residence (County)	COOK
Naturalization Status	Naturalized
Additional Details
Occupation	Cook
Industry	Tea Room
Class of Worker	PW
Income (1939)	780
Highest Grade	8
1935 Residence	Same Place
Birth Country	Sweden
Birthplace (normalized)	sweden
Occupation	Cook
Township / Ward	Chicago 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.

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

Name	Relation to head	Relative to Agnes	Age	Birth yr
Richard Johnson	Head	—	58	~1882
Frank Dobson	Other	—	55	~1885
Richard Johnson	Son	—	15	~1925
Arthur Johnson	Son	—	26	~1914
Agnes Johnson	Spouse	—	47	~1893

Census Appearances

1920

Cook, Illinois

Spouse, age 26

Cook, Illinois · implied b. ~1894 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Agnes
Relationship to Head	wife
Sex	F
Color / Race	White
Age	26
Marital Status	Married
Birthplace	Sweden
Year of Immigration	1908
Naturalization Status	Alien
Father's Birthplace	Sweden
Mother's Birthplace	Sweden
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Swedish
Birth Country	Sweden
Birthplace (normalized)	sweden

1930

Cook, Illinois

Spouse, age 36

Cook, Illinois · implied b. ~1894 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Agnes
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Sweden
Naturalization Status	Naturalized
Year of Immigration	1911
Age at First Marriage	19
Father's Birthplace	Sweden
Mother's Birthplace	Sweden
Occupation	none
Can Read/Write	Yes
Mother Tongue	Swedish
Birth Country	Sweden
Birthplace (normalized)	sweden

1940

Cook-County, Illinois

Spouse, age 47

Cook-County, Illinois · implied b. ~1893 — 5 household members

Surname	Johnson
Given Name	Agnes
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Sweden
1935 Residence (City)	CHICAGO CITY
1935 Residence (County)	COOK
Naturalization Status	Naturalized
Occupation	Cook
Industry	Tea Room
Class of Worker	PW
Income (1939)	780
Highest Grade	8
1935 Residence	Same Place
Birth Country	Sweden
Birthplace (normalized)	sweden

Model Tree

Linked across censuses

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

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This person

Anchor record

Agnes Johnson

Spouse · 1940 · age 47 · b. ~1893 · Illinois

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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 — Cook-County, Illinois Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-01002-00654)

Line	Name	Age	Relation	Occupation	Birthplace
1	Charles Demzien	12	Son	—	Illinois
2	Sterling Mabel Demzien	27	Lodger	Comptometer Operator	Indiana
3	Thomas Stanek	39	Head	Solder	Illinois
4	Gladys Stanek	38	Wife	—	Illinois
5	Donna Stanek	5	Daughter	—	Illinois
6	Charles Genner	44	Head	Fireman	Wisconsin
7	Olga Genner	30	Wife	—	Illinois
8	Charlotte Genner	19	Daughter	Bookkeeper	Illinois
9	John Schenk	26	Head	Grinder	Illinois
10	Francis Schenk	21	Wife	—	Illinois
11	Randy Anton Schenk	16	Brother-in-law	Machinist	Roumania
12	William Seifert	50	Head	House Paint	Illinois
13	Helen Seifert	44	Wife	—	Germany
14	Morris Marcus	29	Head	Motorman	Illinois
15	Mae Marcus	26	Wife	—	Illinois
16	Nina Marcus	4	Daughter	—	Illinois
17	Oscar Mobley	50	Head	Mechanic	Illinois
18	Agnes Mobley	47	Wife	Seamstress	Illinois
19	Evelyn Mobley	24	Daughter	—	Illinois
20	Charles Larson	72	Head	President	Sweden
21	Hilda Larson	53	Wife	—	Sweden
22	Nina Larson	30	Daughter	Stenographer	Illinois
23	Russell Larson	26	Son	Shipping Clerk	Illinois
24	Russell Meary	21	Stepson	Butcher	Illinois
25	Clara Adolphson	25	Sister-in-law	—	Sweden
26	Ivan Nelson	49	Head	Machinist	Sweden
27	Hilda Nelson	52	Wife	Housework	Sweden
28	Richard Johnson	58	Head	Watchman	Sweden
29	Agnes Johnson THIS PERSON	47	Wife	Cook	Sweden
30	Arthur Johnson	26	Son	Operator	Illinois
31	Richard Jr Johnson	15	Son	—	Illinois
32	Frank Dobson	55	Lodger	Proprietor	California
33	Sven Nelson	52	Head	Shoe Cutter	Sweden
34	Hannah Nelson	52	Wife	Laundress	Sweden
35	Gordon Nelson	21	Son	Clerk	Illinois
36	Einar Nilsen	33	Head	Proprietor	Norway
37	Gunnar Nilsen	37	Wife	Helper	Norway
38	Evelyn Nilsen	5	Daughter	—	Illinois
39	Robert Nilsen	4	Son	—	Illinois

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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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