Olga Johnson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Worcester-County, Massachusetts

Our Model Tree links this Olga Johnson across the 1920, 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 3-person household.

Age 58 b. ~1882 Female Spouse Born: Norway Married

1940 Census Record Details

Census Year	1940
Location	Worcester-County, Massachusetts
Surname	Johnson
Given Name	Olga M.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Norway
1935 Residence (City)	Shrewsbury Town
Naturalization Status	Naturalized
Additional Details
Highest Grade	No 8
Birth Country	Norway
Birthplace (normalized)	norway
Township / Ward	Shrewsbury Town
Est. Birth Year	~1882

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 Olga	Age	Birth yr
Olga Johnson	Spouse	—	58	~1882
Gertrude Johnson	Daughter	—	28	~1912
John Johnson	Head	—	59	~1881

Census Appearances

1920

Worcester, Massachusetts

Spouse, age 35

Worcester, Massachusetts · implied b. ~1885 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Olga
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Norway
Year of Immigration	1909
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
Birthplace (normalized)	norway

1930

Worcester, Massachusetts

Other, age 46

Worcester, Massachusetts · implied b. ~1884 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Olga M.
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	46
Marital Status	Married
Birthplace	Norway
Naturalization Status	Naturalized
Year of Immigration	1901
Age at First Marriage	26
Father's Birthplace	Norway
Mother's Birthplace	Norway
Can Read/Write	Yes
Mother Tongue	Norwegian
Birth Country	Norway
Birthplace (normalized)	norway

1940

Worcester-County, Massachusetts

Spouse, age 58

Worcester-County, Massachusetts · implied b. ~1882 — 3 household members

Surname	Johnson
Given Name	Olga M.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Norway
1935 Residence (City)	Shrewsbury Town
Naturalization Status	Naturalized
Highest Grade	No 8
Birth Country	Norway
Birthplace (normalized)	norway

Model Tree

Linked across censuses

Our Model Tree links Olga 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

Olga Johnson

Spouse · 1940 · age 58 · b. ~1882 · Massachusetts

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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 — Worcester-County, Massachusetts Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01653-00881)

Line	Name	Age	Relation	Occupation	Birthplace
1	Kenneth W. Hardy	13	Son	—	New Hampshire
2	Ralston S. Jackson	25	Head	Proprietor	Massachusetts
3	Edna E. Jackson	26	Wife	—	Connecticut
4	Eleanor A. Jackson	2	Daughter	—	Massachusetts
5	Henry H. Henrickson	30	Head	Painter	Massachusetts
6	Hilda E. Henrickson	32	Wife	—	Massachusetts
7	Roy A. Henrickson	2	Son	—	Massachusetts
8	Dorothy Henrickson	1	Daughter	—	Massachusetts
9	John A. Johnson	59	Head	Assembler	Norway
10	Olga M. Johnson THIS PERSON	58	Wife	—	Norway
11	Gertrude Johnson	28	Daughter	Teacher	Massachusetts
12	Phillip S. Sargent	31	Head	Shipper	Massachusetts
13	Grace Sargent	31	Wife	—	Massachusetts
14	Roberta Sargent	3	Son	—	Massachusetts
15	Barbara J. Sargent	2	Daughter	—	Massachusetts
16	Laura A. Tabor	78	Aunt	—	Massachusetts
17	John J. Kelly	36	Head	Time Keeper	Massachusetts
18	Margaret J. Kelly	14	Daughter	—	Massachusetts
19	Frances E. Kelly	12	Daughter	—	Massachusetts
20	John K. Kelly	11	Son	—	Massachusetts
21	Joseph L. Kelly	10	Son	—	Massachusetts
22	Mary A. Kelly	4	Daughter	—	Massachusetts
23	Victor A. Bachand	39	Head	Mechanic	Massachusetts
24	Grace A. Bachand	39	Wife	—	Massachusetts
25	Henry V. Bachand	13	Son	—	Massachusetts
26	Edwin A. Larkin	59	Head	Repairman	Rhode Island
27	Martha J. Larkin	50	Wife	—	Rhode Island
28	Elizabeth Lapins	17	Roomer	—	Massachusetts
29	George A. O'Brien	44	Head	Packer	Massachusetts
30	Mary L. O'Brien	47	Wife	—	Massachusetts
31	Kenneth O'Brien	30	Son	Proprietor	Massachusetts
32	Hazel R. O'Brien	26	Daughter	New Worker	Massachusetts
33	John R. O'Brien	18	Son	—	Massachusetts
34	Mildred M. O'Brien	16	Daughter	—	Massachusetts
35	Roland L. Nelson	27	Head	Laborer	New Jersey
36	Ethel L. Nelson	27	Wife	Cashier	Massachusetts
37	Raymond Mulvaney	49	Head	Postmaster	Massachusetts
38	Agnes K. Mulvaney	44	Wife	—	Massachusetts
39	Ernest W. Carlson	38	Head	Repairman	Massachusetts
40	Lillian E. Carlson	36	Wife	—	Massachusetts

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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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