John Ferguson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Grant-County, Minnesota

Our Model Tree links this John Ferguson across the 1920, 1930 and 1940 US Censuses in Grant-County, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1869), then head of a 4-person household.

Age 71 b. ~1869 Male Head Born: Iowa Married

1940 Census Record Details

Census Year	1940
Location	Grant-County, Minnesota
Surname	Ferguson
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	71
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Elbow Lake Twp
1935 Residence (County)	Grant
Additional Details
Occupation	Stockman Farmer
Industry	Farming
Class of Worker	OA
Hours Worked	60
Income (1939)	0
Highest Grade	G 5
1935 Residence	Same place
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Occupation	Stockman Farmer
Township / Ward	Elbow Lake Twp
Est. Birth Year	~1869

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.

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

Name	Relation to head	Relative to John	Age	Birth yr
John Ferguson	Head	—	71	~1869
Joseph Ferguson	Son	—	46	~1894
Palmer Ferguson	Son	—	44	~1896
Emma Ferguson	Spouse	—	64	~1876

Census Appearances

1920

Grant, Minnesota

Head, age 51

Grant, Minnesota · implied b. ~1869 — 11 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Furguson
Given Name	John H.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	51
Marital Status	Married
Birthplace	Iowa
Father's Birthplace	Norway
Mother's Birthplace	Norway
Occupation	Farmer
Industry	Own farm
Class of Worker	Em
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Norwegian
Home Owned/Rented	O
Home Free/Mortgaged	M
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Grant, Minnesota

Head, age 61

Grant, Minnesota · implied b. ~1869 — 10 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Ferguson
Given Name	John H
Relationship to Head	Head
Sex	M
Color / Race	White
Age	61
Marital Status	Married
Birthplace	Iowa
Age at First Marriage	25
Father's Birthplace	Norway
Mother's Birthplace	Norway
Occupation	Farmer
Industry	General
Class of Worker	OA
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	$5000
Radio Set	R
Veteran	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1940

Grant-County, Minnesota

Head, age 71

Grant-County, Minnesota · implied b. ~1869 — 4 household members

Surname	Ferguson
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	71
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Elbow Lake Twp
1935 Residence (County)	Grant
Occupation	Stockman Farmer
Industry	Farming
Class of Worker	OA
Hours Worked	60
Income (1939)	0
Highest Grade	G 5
1935 Residence	Same place
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Linked across censuses

Our Model Tree links John Ferguson 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 Ferguson

Head · 1940 · age 71 · b. ~1869 · 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 — Grant-County, Minnesota Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01924-00053)

Line	Name	Age	Relation	Occupation	Birthplace
1	Clara Thompson	40	Head	Maid	Minn.
2	Carol Thompson	9	Daughter	—	Minn.
3	Robert Johnson	35	Head	Farmer	Minn.
4	Jennie Johnson	37	Wife	—	Minn.
5	Betty Lou Johnson	12	Daughter	—	Minn.
6	Jack Johnson	9	Son	—	Minn.
7	Virgil Johnson	1	Son	—	Minn.
8	Clarence Halvorson	45	Head	Farmer	Minn.
9	Tilda Halvorson	74	Mother	—	Minn.
10	Sena Halvorson	40	Sister	—	Minn.
11	Roland Frarck	31	Head	Farmer	Minn.
12	Myrta Frarck	30	Wife	—	Minn.
13	Leah Keller	46	Head	Farm Operator	Neb.
14	Lucille Keller	24	Daughter	—	Iowa
15	Helmer Fumtam	32	Hired hand	Farmer	Minn.
16	Knute Nilan	55	Head	Farmer	Norway
17	Mina Nilan	45	Wife	—	Minn.
18	Kenneth Nilan	21	Son	Farmer	Minn.
19	Oscar Nilan	18	Son	Farmer	Minn.
20	Milton Nilan	16	Son	At Home	Minn.
21	Doris Nilan	14	Daughter	—	Minn.
22	K. O.	82	Uncle	Unable To Work	Norway
23	Julia Nilan	43	Niece	Farm Chores	Minn.
24	Gena Nilan	39	Niece	Farm Chores	Minn.
25	Carlos Eastuen	52	Head	Farmer	Minn.
26	Emma Eastuen	56	Wife	—	Minn.
27	John Swenson	51	Head	Farmer	Minn.
28	Gena Swenson	51	Wife	—	Minn.
29	Donald Swenson	16	Son	Farmer	Minn.
30	Vernal Swenson	12	Son	—	Minn.
31	Emil Eastuen	48	Head	Farmer	Minn.
32	Alfred Eastuen	53	Brother	Farmer	Minn.
33	Henry Eastuen	51	Brother	Farmer	Minn.
34	Florence Eastuen	45	Wife	—	Minn.
35	Francis Honehan	19	S-daughter	Housework	Minn.
36	Lester Lystrom	5	Son	—	Minn.
37	John Ferguson THIS PERSON	71	Head	Stockman Farmer	Iowa
38	Emma Ferguson	64	Wife	—	Minn.
39	Palmer Ferguson	44	Son	Farmer	Minn.
40	Joseph Ferguson	46	Son	Poultry Farmer	Minn.

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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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