Nellie Thompson — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Warren-County, Iowa

Our Model Tree links this Nellie Thompson across the 1920, 1930 and 1940 US Censuses in Warren-County, Iowa (XGBoost, ~Confirmed), with identified parents Roman & Gertrude — first a spouse (b.~1900), then head of a 5-person household.

Age 40 b. ~1900 Female Spouse Born: Iowa Married

1940 Census Record Details

Census Year	1940
Location	Warren-County, Iowa
Surname	Thompson
Given Name	Nellie M
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Squaw Twp.
1935 Residence (County)	Warren
Additional Details
Occupation	Housewife
Industry	Farm
Class of Worker	OA
Income (1939)	0
Highest Grade	G 8
1935 Residence	Same place
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Occupation	Housewife
Township / Ward	Squaw Twp
Est. Birth Year	~1900

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 Nellie	Age	Birth yr
Viola Thompson	Daughter	—	17	~1923
Everett Thompson	Head	—	43	~1897
Gertrude Graham	Other	—	74	~1866
Merrill Thompson	Son	—	19	~1921
Nellie Thompson	Spouse	—	40	~1900

Census Appearances

1920

Warren, Iowa

Daughter, age 20

Warren, Iowa · implied b. ~1900 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Thompson
Given Name	Nellie M.
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	20
Marital Status	Married
Birthplace	Iowa
Father's Birthplace	Illinois
Mother's Birthplace	Illinois
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Warren, Iowa

Spouse, age 30

Warren, Iowa · implied b. ~1900 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Thompson
Given Name	Nellie
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	30
Marital Status	Married
Birthplace	Iowa
Age at First Marriage	20
Father's Birthplace	Illinois
Mother's Birthplace	Illinois
Can Read/Write	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1940

Warren-County, Iowa

Spouse, age 40

Warren-County, Iowa · implied b. ~1900 — 5 household members

Surname	Thompson
Given Name	Nellie M
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Squaw Twp.
1935 Residence (County)	Warren
Occupation	Housewife
Industry	Farm
Class of Worker	OA
Income (1939)	0
Highest Grade	G 8
1935 Residence	Same place
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Model Tree available

Our Model Tree links Nellie Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Roman Hickman (~0.92 confidence) and mother Gertrude Hickman (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.

Show:

Gen 1 Parents confidence ≈ 0.92

Father

Roman Hickman

b. ~1863

Source father

● Household · direct · ~0.92

Mother

Gertrude Hickman

b. ~1867

Source mother

● Household · direct · ~0.92

This person

Anchor record

Nellie Thompson

Spouse · 1940 · age 40 · b. ~1900 · Iowa

★ You are viewing this record

Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Warren-County, Iowa Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01210-00345)

Line	Name	Age	Relation	Occupation	Birthplace
41	Ethel S Calaway	49	Wife	Housewife	Iowa
42	Leota J Calaway	20	Daughter	Work At Home	Iowa
43	Leona Calaway	16	Daughter	Work At Home	Iowa
44	Herschel W Morgan	35	Head	Farmer	Neb
45	Loutta M Morgan	38	Wife	Housewife	Iowa
46	Donald H Morgan	21	Son	Farm Hand	Iowa
47	Error Morgan	None	Daughter	—	Iowa
48	Hellan M Morgan	14	Daughter	School	Iowa
49	Marlene L Morgan	10	Daughter	—	Iowa
50	Lois L Morgan	8	Daughter	—	Iowa
51	Eldon L Morgan	6	Son	—	Iowa
52	Delbert L Morgan	4	Son	—	Iowa
53	Raymond L Morgan	2	Son	—	Iowa
54	Iris L Morgan	0	Daughter	—	Iowa
55	Everett Thompson	43	Head	Farmer	Iowa
56	Nellie M Thompson THIS PERSON	40	Wife	Housewife	Iowa
57	Merrill W Thompson	19	Son	School	Iowa
58	Viola M Thompson	17	Daughter	—	Iowa
59	Gertrude Graham	74	Mother-in-law	Help In House	Iowa
60	George H Schumacher	40	Head	Farmer	Iowa
61	William J Schumacher	45	Brother	Farmer	Iowa
62	Margaret E Barenberg	46	Sister	Housework	Iowa
63	Margaret Barenberg	7	Daughter	School	Iowa
64	Bert Ogle	58	Head	Farmer	Iowa
65	Florence Stephens	55	Housekeeper	Housework	Ark
66	Raymond B Alexander	29	Head	Farmer	Iowa
67	Bernice M Alexander	24	Wife	Housewife	Iowa
68	Henry Swartslander	82	Head	Farmer	Pa
69	Alice Swartslander	72	Wife	Housewife	Ohio
70	Carl Streeter	38	Head	Farmer	Iowa
71	Edith E Streeter	40	Wife	Housewife	Iowa
72	Earnest O Streeter	19	Son	Help On Farm	Iowa
73	Martha E Streeter	16	Daughter	—	Iowa
74	Harold S Streeter	11	Son	School	Iowa
75	Solvin L Streeter	9	Son	—	Iowa
76	Raymond Stuart	40	Head	Farmer	Iowa
77	Valla M Stuart	40	Wife	Housewife	Iowa
78	Evelyn J Stuart	14	Daughter	School	Iowa
79	Lyle H Stuart	8	Son	School	Iowa
80	Leonard J Stuart	4	Son	—	Iowa

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Pedigree Summary

Nellie

Gen 1 · 2 parents ~0.92

Max depth 4 (1900–1950 window)

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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