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.~1885), then head of a 3-person household.

Age 55 b. ~1885 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	55
Marital Status	Married
Birthplace	Sweden
1935 Residence (City)	Chicago City
1935 Residence (County)	Cook
Naturalization Status	Naturalized
Additional Details
Highest Grade	No 8
1935 Residence	Same place
Birth Country	Sweden
Birthplace (normalized)	sweden
Township / Ward	Chicago City
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 Agnes	Age	Birth yr
Audrey Johnson	Daughter	—	28	~1912
Edward Johnson	Head	—	62	~1878
Agnes Johnson	Spouse	—	55	~1885

Census Appearances

1920

Cook, Illinois

Spouse, age 35

Cook, Illinois · implied b. ~1885 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Agnes
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Sweden
Year of Immigration	1907
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

Other, age 45

Cook, Illinois · implied b. ~1885 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Agnes
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Sweden
Naturalization Status	Alien
Year of Immigration	1908
Age at First Marriage	27
Father's Birthplace	Sweden
Mother's Birthplace	Sweden
Can Read/Write	Yes
Mother Tongue	Swedish
Birth Country	Sweden
Birthplace (normalized)	sweden

1940

Cook-County, Illinois

Spouse, age 55

Cook-County, Illinois · implied b. ~1885 — 3 household members

Surname	Johnson
Given Name	Agnes
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Sweden
1935 Residence (City)	Chicago City
1935 Residence (County)	Cook
Naturalization Status	Naturalized
Highest Grade	No 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 55 · b. ~1885 · 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

40 people indexed on this census page (nara:1940:m-t0627-01016-00959)

Line	Name	Age	Relation	Occupation	Birthplace
41	Paul Larkin	36	Son	Salesman	Iowa
42	Alice Larkin	28	Daughter	Dentist Receptionist	Iowa
43	Eugene Larkin	23	Son	Clerk	Iowa
44	Minnie Wallies	58	Head	—	Germany
45	Edith Wallies	31	Daughter	Punch Press Operator	Illinois
46	Freda Wallies	27	Daughter	Binder	Illinois
47	Gerhardt Wallies	24	Son	Truck Driver	Illinois
48	Milton Wallies	20	Son	Stock Clerk	Illinois
49	Jesse Roome	30	Son-in-law	Bartender	Missouri
50	Ruth Roome	30	Daughter	Pay Roll Clerk	Illinois
51	David Roome	6	Grandson	—	Illinois
52	George Janakas	35	Head	Prop. Candy Store	Greece
53	Helene Janakas	23	Wife	Manager Candy Store	Canada-English
54	Stephen Janakas	1	Son	—	Illinois
55	Mary Kougias	41	Mother-in-law	—	Greece
56	Raymond Rehfeldt	40	Head	Shipping Clerk	Illinois
57	Leona Rehfeldt	36	Wife	—	Illinois
58	Frank Skelley	65	Head	Store Superintendent	Illinois
59	Elizabeth Skelley	59	Wife	Bookkeeper	Missouri
60	Evelyn Maddox	37	Head	—	Illinois
61	Wilbur Sederberg	35	Brother	Candy Spreader	Illinois
62	Joseph Rudolph	40	Head	Musician	Illinois
63	Dorothy Rudolph	28	Wife	—	No. Dakota
64	Donald Cooper	38	Head	Accountant	Illinois
65	Margaret Cooper	37	Wife	—	Illinois
66	James Cooper	12	Son	—	Illinois
67	Russell Maddox	15	Son	Office Boy	Massachusetts
68	Edward Johnson	62	Head	Janitor	Sweden
69	Agnes Johnson THIS PERSON	55	Wife	—	Sweden
70	Audrey Johnson	28	Daughter	Stenographer	Illinois
71	George Bengel	36	Head	Truck Driver	Illinois
72	Gertrude Bengel	34	Wife	—	Illinois
73	Philip Scully	59	Head	Manager	England
74	Helen Scully	59	Wife	—	Germany
75	Sam Wise	73	Head	—	Kentucky
76	Florence Wise	66	Wife	—	Missouri
77	Charles Wilson	55	Head	Proprietor Interior Decorator	Ohio
78	Anna Wilson	47	Wife	—	Kentucky
79	Gilbert Erickson	36	Head	Accountant	Washington, D.C.
80	Eva Erickson	34	Wife	—	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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