Mary Russell — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Cook-County, Illinois

Our Model Tree links this Mary Russell across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1874), then head of a 2-person household.

Age 66 b. ~1874 Female Head Born: Norway Widowed

1940 Census Record Details

Census Year	1940
Location	Cook-County, Illinois
Surname	Russell
Given Name	Mary B.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	66
Marital Status	Widowed
Birthplace	Norway
1935 Residence (City)	Chicago City
1935 Residence (County)	Cook
Naturalization Status	Naturalized
Additional Details
Occupation	Clerical worker
Industry	Bank
Class of Worker	PW
Hours Worked	44
Income (1939)	264
Highest Grade	H 4
1935 Residence	Same place
Birth Country	Norway
Birthplace (normalized)	norway
Occupation	Clerical Worker
Township / Ward	Chicago City
Est. Birth Year	~1874

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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
Marie Russell	Daughter	—	45	~1895
Mary Russell	Head	—	66	~1874

Census Appearances

1920

Cook, Illinois

Spouse, age 44

Cook, Illinois · implied b. ~1876 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Russell
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	44
Marital Status	Married
Birthplace	Norway
Year of Immigration	1901
Naturalization Status	Naturalized
Father's Birthplace	Norway
Mother's Birthplace	Norway
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Norwegian
Birth Country	Norway
Year of Naturalization	1901
Birthplace (normalized)	norway

1930

Cook, Illinois

Head, age 56

Cook, Illinois · implied b. ~1874 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Russell
Given Name	Mary
Relationship to Head	Head
Sex	F
Color / Race	White
Age	56
Marital Status	Married
Birthplace	Norway
Naturalization Status	Naturalized
Year of Immigration	1905
Father's Birthplace	Norway
Mother's Birthplace	Norway
Can Read/Write	Yes
Mother Tongue	Norwegian
Home Owned/Rented	R
Home Value / Rent	un
Birth Country	Norway
Birthplace (normalized)	norway

1940

Cook-County, Illinois

Head, age 66

Cook-County, Illinois · implied b. ~1874 — 2 household members

Surname	Russell
Given Name	Mary B.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	66
Marital Status	Widowed
Birthplace	Norway
1935 Residence (City)	Chicago City
1935 Residence (County)	Cook
Naturalization Status	Naturalized
Occupation	Clerical worker
Industry	Bank
Class of Worker	PW
Hours Worked	44
Income (1939)	264
Highest Grade	H 4
1935 Residence	Same place
Birth Country	Norway
Birthplace (normalized)	norway

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Russell

Head · 1940 · age 66 · b. ~1874 · 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-t0627-00988-00214)

Line	Name	Age	Relation	Occupation	Birthplace
1	Charles Mitchell	35	Head	Restaurant	Greece
2	Joan Mitchell	24	Wife	—	Illinois
3	Francis Mitchell	5	Son	—	Illinois
4	Edward Friedlander	28	Head	Contr. Painter	Illinois
5	Elisa Friedlander	27	Wife	—	Illinois
6	Ruth Friedlander	4	Daughter	—	Illinois
7	Judith Friedlander	2	Daughter	—	Illinois
8	Bernice Bordowski	15	Hired girl	Houseworker	Wisconsin
9	Mary B. Russell THIS PERSON	66	Head	Clerical Worker	Norway
10	Marie Nellie Russell	45	Daughter	—	Illinois
11	Warren Davine	52	Head	Salesman	Italy
12	Enra Davine	44	Wife	—	Italy
13	Guido Davine	32	Son	Salesman	Italy
14	Adam Klodnoski	41	Head	Chauffeur	Poland
15	Helen Klodnoski	35	Wife	—	Poland
16	Robert Klodnoski	12	Son	—	Illinois
17	Allan Klodnoski	5	Son	—	Illinois
18	Henry James	37	Lodger	Chef	Poland
19	Holbrook Hawe	44	Head	Salesman	Michigan
20	Hannah Hawe	41	Wife	—	Michigan
21	Helen Hawe	19	Daughter	—	Illinois
22	Edwin Hawe	17	Son	—	Michigan
23	Hyman Abramowitz	56	Head	Trucking Business	Russia
24	Lena Abramowitz	54	Wife	—	Russia
25	Evelyn Abramowitz	26	Daughter	Bookkeeper	Illinois
26	May Abramowitz	24	Daughter	Bookkeeper	Illinois
27	George Abramowitz	22	Son	Trucking	Illinois
28	Anna Newman	78	Mother-in-law	—	Russia
29	Samuel Regensberg	40	Head	Journalist	Austria
30	Marie Regensberg	40	Wife	—	Russia
31	Juliette Regensberg	13	Daughter	—	Pennsylvania
32	Leslie V. Miller	37	Head	Teller	Illinois
33	Lillian Miller	54	Mother	—	Illinois
34	Ruth Miller	32	Sister	Stenographer	Illinois
35	Hadley V. Monsen	37	Lodger	Postal Clerk	Illinois
36	Louis Jerg	36	Head	Instrument Maker	Germany
37	Anna Jerg	34	Wife	—	Germany
38	Betty Jerg	9	Daughter	—	Illinois
39	Martin Blumel	35	Head	Tool & Die Maker	Germany
40	Gertrude Blumel	34	Wife	—	Germany

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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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