John Ross — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Polk-County, Minnesota

Our Model Tree links this John Ross across the 1920, 1930 and 1940 US Censuses in Polk-County, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1892), then head of a 5-person household.

Age 48 b. ~1892 Male Head Born: Missouri Married

1940 Census Record Details

Census Year	1940
Location	Polk-County, Minnesota
Surname	Ross
Given Name	John W.
Relationship to Head	head
Sex	M
Color / Race	White
Age	48
Marital Status	Married
Birthplace	Missouri
1935 Residence (City)	Sandsville
1935 Residence (County)	Polk
Additional Details
Occupation	farming
Industry	agriculture
Class of Worker	E
Hours Worked	0
Income (1939)	0
Highest Grade	H 4
1935 Residence	Same place
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri
Occupation	Farming
Township / Ward	Sandsville
Est. Birth Year	~1892

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 John	Age	Birth yr
Dorothy Ross	Daughter	—	23	~1917
John Ross	Head	—	48	~1892
Richard Ross	Son	—	16	~1924
Gene Ross	Son	—	9	~1931
Birdie Ross	Spouse	—	48	~1892

Census Appearances

1920

Polk, Minnesota

Head, age 27

Polk, Minnesota · implied b. ~1893 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Roos
Given Name	John W
Relationship to Head	Head
Sex	M
Color / Race	White
Age	27
Marital Status	Married
Birthplace	Missouri
Father's Birthplace	Illinois
Mother's Birthplace	Illinois
Occupation	Farmer
Industry	General Farm
Class of Worker	OA
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	R
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

1930

Polk, Minnesota

Head, age 38

Polk, Minnesota · implied b. ~1892 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Ross
Given Name	John W.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	38
Marital Status	Married
Birthplace	Missouri
Age at First Marriage	19
Father's Birthplace	Illinois
Mother's Birthplace	Illinois
Occupation	Farmer
Industry	Dairy and Poultry
Class of Worker	OA
Can Read/Write	Yes
Home Owned/Rented	R
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

1940

Polk-County, Minnesota

Head, age 48

Polk-County, Minnesota · implied b. ~1892 — 5 household members

Surname	Ross
Given Name	John W.
Relationship to Head	head
Sex	M
Color / Race	White
Age	48
Marital Status	Married
Birthplace	Missouri
1935 Residence (City)	Sandsville
1935 Residence (County)	Polk
Occupation	farming
Industry	agriculture
Class of Worker	E
Hours Worked	0
Income (1939)	0
Highest Grade	H 4
1935 Residence	Same place
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

Model Tree

Linked across censuses

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

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This person

Anchor record

John Ross

Head · 1940 · age 48 · b. ~1892 · Minnesota

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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 — Polk-County, Minnesota Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01949-01040)

Line	Name	Age	Relation	Occupation	Birthplace
1	Adolph Hendrickson	31	brother	Farm Labour	Sweden
2	Marit Hendrickson	71	mother	—	Sweden
3	Matthew Jr. Buth	38	head	Farming	Germany
4	Molly D. Buth	37	wife	—	Russia
5	Delores Buth	11	daughter	—	North Dakota
6	James Buth	8	son	—	North Dakota
7	Gracie Buth	6	son	—	North Dakota
8	Thomas Buth	5	son	—	North Dakota
9	Matthew Jr. Buth	2	son	—	North Dakota
10	Katherine Herzog	76	mother-in-law	—	Russia
11	Henry Nyberg	73	head	—	Sweden
12	Anna Nyberg	73	wife	—	Sweden
13	Edwin S. Nyberg	36	son	Farm Labour	Minnesota
14	Andy Modin	32	son-in-law	Farming	Minnesota
15	Ethel Modin	30	daughter	—	Minnesota
16	Donna Mae Dahlstrom	6	granddaughter	—	Minnesota
17	Melvin Nelson	40	head	Farming	Minnesota
18	Oscar Nelson	36	brother	Farm Labour	Minnesota
19	Joseph Nelson	35	brother	Farming	Minnesota
20	Oscar Lundeen	32	head	Farming	Minnesota
21	Alfred Dahl	38	head	Farming	Minnesota
22	Ruth A. Dahl	37	wife	—	Minnesota
23	Orlin Dahl	14	nephew	—	Wisconsin
24	Lucille Dahl	10	niece	—	Wisconsin
25	Lola Dahl	4	niece	—	Minnesota
26	John W. Ross THIS PERSON	48	head	Farming	Missouri
27	Birdie Ross	48	wife	—	Illinois
28	Dorothy Ross	23	daughter	—	Minnesota
29	Richard Ross	16	son	—	Minnesota
30	Gene Ross	9	son	—	Minnesota
31	Carl O. Staving	36	head	Farming	Minnesota
32	Saga Staving	34	wife	—	Norway
33	Wesley Staving	9	son	—	Minnesota
34	Bill Bergen	51	head	Farming	Minnesota
35	Charlotte Bergen	47	wife	—	Minnesota
36	Richard Bergen	17	son	—	Minnesota
37	Gloria Bergen	14	daughter	—	Minnesota
38	Joyce Bergen	8	daughter	—	Minnesota
39	James Bergen	5	son	—	Minnesota
40	Carl E. Johnson	47	head	Farming	North Dakota

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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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