Sophia Smith — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Major, Oklahoma

Our Model Tree links this Sophia Smith across the 1920 and 1930 US Censuses in Major, Oklahoma (XGBoost, ~Confirmed) — first a daughter (b.~1900), then head of a 5-person household.

Age 30 b. ~1900 Female Daughter Born: Oklahoma Single

1930 Census Record Details

Census Year	1930
Location	Major, Oklahoma
Surname	Smith
Given Name	Sophia
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	30
Marital Status	Single
Birthplace	Oklahoma
Father's Birthplace	Poland
Mother's Birthplace	Poland
Additional Details
Can Read/Write	Yes
Birth State	Oklahoma
Birth Country	United States
Birthplace (normalized)	oklahoma
Township / Ward	Fairview Township
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 1930 census.

Name	Relation to head	Relative to Sophia	Age	Birth yr
Jake Smith	Son	—	23	~1907
Henry Smith	Head	—	61	~1869
Alma Smith	Daughter	—	25	~1905
Anna Smith	Spouse	—	57	~1873
Sophia Smith	Daughter	—	30	~1900

Census Appearances

1920

Major, Oklahoma

Daughter, age 20

Major, Oklahoma · implied b. ~1900 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	Sophia
Relationship to Head	daughter
Sex	F
Color / Race	White
Age	20
Marital Status	Single
Birthplace	Oklahoma
Father's Birthplace	Poland
Mother's Birthplace	Russia
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	German
Birth State	Oklahoma
Birth Country	United States
Birthplace (normalized)	oklahoma

1930

Major, Oklahoma

Daughter, age 30

Major, Oklahoma · implied b. ~1900 — 5 household members

Surname	Smith
Given Name	Sophia
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	30
Marital Status	Single
Birthplace	Oklahoma
Father's Birthplace	Poland
Mother's Birthplace	Poland
Can Read/Write	Yes
Birth State	Oklahoma
Birth Country	United States
Birthplace (normalized)	oklahoma

Model Tree

Linked across censuses

Our Model Tree links Sophia Smith across 2 US Census years (1920 and 1930) in Major, Oklahoma, using XGBoost record linkage.

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This person

Anchor record

Sophia Smith

Daughter · 1930 · age 30 · b. ~1900 · Oklahoma

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Sibling

Alma Smith

Sibling · 1930 · age 25

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Jake Smith

Sibling · 1930 · age 23

Source co-child of head (derived)

● Co-child · derived · ~0.88

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

Original Census Page

1930 US Federal Census — Major, Oklahoma Open full size

Page Contents

50 people indexed on this census page (ia:1930:15thcensus1914unit:0729)

Line	Name	Age	Relation	Occupation	Birthplace
1	Herbert Abraham	49	Head	Farmer	Kansas
2	Susie Abraham	44	Wife	—	Kansas
3	Salma Abraham	22	Daughter	—	Oklahoma
4	Martha Abraham	19	Daughter	—	Oklahoma
5	Abraham Abraham	17	Son	—	Oklahoma
6	Anna Abraham	15	Daughter	—	Oklahoma
7	Daniel Abraham	10	Son	—	Oklahoma
8	Leo Abraham	5	Son	—	Oklahoma
9	Morris Sewell	30	Head	Farmer	Texas
10	May Sewell	28	Wife	—	Oklahoma
11	P. Douglas Sewell	5	Daughter	—	Oklahoma
12	August Jacob	64	Head	Farmer	Poland
13	Helena Jacob	55	Wife	—	Russia
14	Ida Jacob	16	Daughter	—	Oklahoma
15	Helena Jacob	12	Daughter	—	Oklahoma
16	Paul Brandt	37	Head	Farmer	Missouri
17	Marie Brandt	33	Wife	—	Oklahoma
18	Evans Brandt	12	Son	—	Oklahoma
19	Adrian Brandt	6	Son	—	Oklahoma
20	Brawley Howard	38	Head	Brakeman	Kansas
21	Alice R. Howard	28	Wife	—	Oklahoma
22	Nunda Howard	9	Daughter	—	Oklahoma
23	Frank Howard	8	Son	—	Oklahoma
24	Russell Howard	5	Son	—	Oklahoma
25	Arthur Warkentine	28	Head	Farmer	Oklahoma
26	Anna Warkentine	24	Wife	—	Oklahoma
27	Jameson Warkentine	5	Son	—	Oklahoma
28	David Cornelsen	48	Head	Farmer	Kansas
29	Mary Cornelsen	47	Wife	—	Nebraska
30	Lavernia Cornelsen	20	Daughter	—	Oklahoma
31	Louis D. Cornelsen	10	Son	—	Oklahoma
32	Fred Nightingale	36	Head	Farmer	Kansas
33	Jessie Nightingale	36	Wife	—	Kansas
34	Fred Jr. Nightingale	8	Son	—	Oklahoma
35	Earl Nightingale	6	Son	—	Oklahoma
36	Olive Nightingale	4	Daughter	—	Oklahoma
37	Fred Jr. Nightingale	2	Son	—	Oklahoma
38	Euniva Nightingale	0	Daughter	—	Oklahoma
39	Jacob Young	36	Head	Farmer	Kansas
40	Sarah Young	36	Wife	—	Oklahoma
41	Henry Smith	61	Head	Farmer	Poland
42	Anna Smith	57	Wife	—	Poland
43	Sophia Smith THIS PERSON	30	Daughter	—	Oklahoma
44	Alma Smith	25	Daughter	—	Oklahoma
45	Jake Smith	23	Son	—	Oklahoma
46	William Cunningham	57	Head	Farmer	Kansas
47	Sarah H. Cunningham	62	Wife	—	Kansas
48	Samuel J. Cunningham	27	Son	—	Oklahoma
49	Lowndes J. Cunningham	19	Son	Laborer	Oklahoma
50	Ray Coleman	28	Laborer	Laborer	Kansas

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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