William Nichols — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Kingfisher-County, Oklahoma

Our Model Tree links this William Nichols across the 1920, 1930 and 1940 US Censuses in Kingfisher-County, Oklahoma (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 6-person household.

Age 58 b. ~1882 Male Head Born: Mississippi Married

1940 Census Record Details

Census Year	1940
Location	Kingfisher-County, Oklahoma
Surname	Nichols
Given Name	William
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	58
Marital Status	Married
Birthplace	Mississippi
1935 Residence (City)	Lacy
1935 Residence (County)	Kingfisher
Additional Details
Occupation	laborer
Industry	farming
Class of Worker	OA
Hours Worked	40
Income (1939)	0
Highest Grade	No H-1
1935 Residence	Same place
Birth State	Mississippi
Birth Country	United States
Birthplace (normalized)	mississippi
Occupation	Laborer
Township / Ward	Lacy
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.

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

Name	Relation to head	Relative to William	Age	Birth yr
Ronella Nichols	Daughter	—	11	~1929
Delois Nichols	Daughter	—	7	~1933
William Nichols	Head	—	58	~1882
William Nichols	Son	—	17	~1923
Marva Nichols	Son	—	15	~1925
Dora Nichols	Spouse	—	51	~1889

Census Appearances

1920

Kingfisher, Oklahoma

Head, age 39

Kingfisher, Oklahoma · implied b. ~1881 — 8 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Nichols
Given Name	William
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	39
Marital Status	Married
Birthplace	Mississippi
Father's Birthplace	Mississippi
Mother's Birthplace	Mississippi
Occupation	Farming
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Home Owned/Rented	O
Home Free/Mortgaged	M
Birth State	Mississippi
Birth Country	United States
Birthplace (normalized)	mississippi

1930

Kingfisher, Oklahoma

Head, age 49

Kingfisher, Oklahoma · implied b. ~1881 — 8 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Nichols
Given Name	William
Relationship to Head	Head
Sex	M
Color / Race	White
Age	49
Marital Status	Married
Birthplace	Mississippi
Age at First Marriage	26
Father's Birthplace	Alabama
Mother's Birthplace	Mississippi
Occupation	Farmer
Industry	General farm
Class of Worker	OA
Can Read/Write	Yes
Home Owned/Rented	O
Veteran	No
Birth State	Mississippi
Birth Country	United States
Birthplace (normalized)	mississippi

1940

Kingfisher-County, Oklahoma

Head, age 58

Kingfisher-County, Oklahoma · implied b. ~1882 — 6 household members

Surname	Nichols
Given Name	William
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	58
Marital Status	Married
Birthplace	Mississippi
1935 Residence (City)	Lacy
1935 Residence (County)	Kingfisher
Occupation	laborer
Industry	farming
Class of Worker	OA
Hours Worked	40
Income (1939)	0
Highest Grade	No H-1
1935 Residence	Same place
Birth State	Mississippi
Birth Country	United States
Birthplace (normalized)	mississippi

Model Tree

Linked across censuses

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

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This person

Anchor record

William Nichols

Head · 1940 · age 58 · b. ~1882 · Oklahoma

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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 — Kingfisher-County, Oklahoma Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03302-00336)

Line	Name	Age	Relation	Occupation	Birthplace
41	Ethel Cole	30	cousin	—	Oklahoma
42	Elmer Cole	28	Head	Laborer	Oklahoma
43	Lillie Cole	27	Wife	Teacher	Okla.
44	F. V. Cole	52	Head	Laborer	Mississippi
45	Dollie Cole	51	Wife	—	Mississippi
46	Leonard Wilson	57	Head	Laborer	Kentucky
47	Mammie Wilson	54	Wife	—	Tennessee
48	Thomas Wilson	93	father	—	Kentucky
49	Elmer Robinson	31	Head	Laborer	Oklahoma
50	Elizabeth Robinson	33	wife	—	Mississippi
51	Milton Robinson	4	son	—	Okla.
52	Vera Robinson	2	daughter	—	Okla.
53	Keith Breckenridge	15	cousin	—	Okla.
54	Elias Ellison	24	Head	Laborer	Kansas
55	Edna Ellison	22	Wife	—	Kansas
56	Lewis Larson	73	Head	Laborer	Minnesota
57	Mary Larson	58	Wife	—	Kansas
58	Elwood Larson	15	son	Laborer	Okla.
59	William Nichols THIS PERSON	58	Head	Laborer	Mississippi
60	Dora Nichols	51	wife	—	Mississippi
61	William Jr. Nichols	17	son	—	Okla.
62	Marva Nichols	15	son	—	Okla.
63	Ronella Nichols	11	daughter	—	Okla.
64	Delois Nichols	7	daughter	—	Okla.
65	William Gordon	45	Head	Laborer	Okla.
66	Bessie Gordon	48	Wife	—	Kansas
67	Lester Gordon	23	son	Bus Driver	Okla.
68	Lenolda Gordon	20	daughter	Servant	Kansas
69	Robert Gordon	19	son	Laborer	Kansas
70	Audrey Gordon	17	daughter	—	Okla.
71	Martin Tutti	25	Head	Laborer	Mississippi
72	Velma Tutti	26	Wife	—	Okla.
73	Marina Tutti	6	daughter	—	Okla.
74	Verna Tutti	4	daughter	—	Okla.
75	Shirley Tutti	3	daughter	—	Okla.
76	Martin Tutti	1	son	—	Okla.
77	Stella Hunt	19	sister	—	Mississippi
78	Vance Wilson	31	Head	Laborer	Okla.
79	Estella Wilson	36	Wife	—	Okla.
80	Roy Wilson	54	Head	Laborer	Kansas

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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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