Richard Martin — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Woodbury-County, Iowa

Our Model Tree links this Richard Martin across the 1920, 1930 and 1940 US Censuses in Woodbury-County, Iowa (XGBoost, ~Confirmed), with identified parents Carrie — first a head (b.~1901), then head of a 4-person household.

Age 39 b. ~1901 Male Head Born: Iowa Married

1940 Census Record Details

Census Year	1940
Location	Woodbury-County, Iowa
Surname	Martin
Given Name	Richard O.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	39
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Sioux City
1935 Residence (County)	Woodbury
Additional Details
Occupation	Real Estate Broker
Industry	Real Estate Agency
Class of Worker	OA
Hours Worked	45
Income (1939)	475
Highest Grade	C-3
1935 Residence	Same House
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Occupation	Real Estate Broker
Township / Ward	Sioux City
Est. Birth Year	~1901

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 Richard	Age	Birth yr
Richard Martin	Head	—	39	~1901
Carrie Martin	Other	—	74	~1866
Richard Martin	Son	—		~1940
Lillian Martin	Spouse	—	35	~1905

Census Appearances

1920

Woodbury, Iowa

Son, age 19

Woodbury, Iowa · implied b. ~1901 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Martin
Given Name	Richard O
Relationship to Head	Son
Sex	M
Color / Race	White
Age	19
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	Pennsylvania
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

Woodbury, Iowa

Son, age 29

Woodbury, Iowa · implied b. ~1901 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Martin
Given Name	Richard O
Relationship to Head	Son
Sex	M
Color / Race	White
Age	29
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	Pennsylvania
Mother's Birthplace	Illinois
Occupation	Agent
Industry	Real Estate
Class of Worker	W
Can Read/Write	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1940

Woodbury-County, Iowa

Head, age 39

Woodbury-County, Iowa · implied b. ~1901 — 4 household members

Surname	Martin
Given Name	Richard O.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	39
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Sioux City
1935 Residence (County)	Woodbury
Occupation	Real Estate Broker
Industry	Real Estate Agency
Class of Worker	OA
Hours Worked	45
Income (1939)	475
Highest Grade	C-3
1935 Residence	Same House
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Model Tree available

Our Model Tree links Richard Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Carrie Martin (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.

Show:

Gen 1 Parents confidence ≈ 0.92

Mother

Carrie Martin

b. ~1867

Source mother

● Household · direct · ~0.92

This person

Anchor record

Richard Martin

Head · 1940 · age 39 · b. ~1901 · Iowa

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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 — Woodbury-County, Iowa Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-01214-00593)

Line	Name	Age	Relation	Occupation	Birthplace
1	Marion Schrader	14	daughter	Sales Lady	So Dak
2	Rogue H. Jordan	31	Head	Foreman Book Bindery	Iowa
3	Helen E. Jordan	29	Wife	—	Minnesota
4	Edwin I. Adams	50	Head	Buyer & Sales Mgr	Iowa
5	Evangeline S. Adams	50	Wife	Judge At Polls - Primary	Iowa
6	Edwin I. Jr. Adams	20	Son	—	Iowa
7	Florence Jane Adams	17	daughter	—	Iowa
8	Robert J. Johnston	42	Head	Advertising Solicitor	Minnesota
9	Margaret S. Johnston	40	Wife	—	Minnesota
10	Robert Jr. Johnston	12	Son	—	Minnesota
11	James D. Johnston	5	Son	—	Minnesota
12	Pearl Larr	54	Head	Attorney	Iowa
13	Roberta Larr	47	Wife	—	Iowa
14	Evelyn Uhl	17	Niece	—	Iowa
15	Paul C. Stevens	44	Head	Railroad Telegrapher	Iowa
16	Ida B. Stevens	45	Wife	—	Iowa
17	Robert E. Stevens	12	Son	—	Iowa
18	Richard H. Ebel	41	Head	Secy & Treasurer	Iowa
19	Frances C. Ebel	39	Wife	—	Iowa
20	Audrey Joy Ebel	13	daughter	—	Iowa
21	Ardith Ann Ebel	11	daughter	—	Iowa
22	Sally Anne Ebel	5	daughter	—	Iowa
23	Caroline Jean Ebel	4	daughter	—	Iowa
24	Richard O. Martin THIS PERSON	39	Head	Real Estate Broker	Iowa
25	Lillian E. Martin	35	Wife	—	So Dak
26	Richard O. Ii Martin	0	Son	—	Iowa
27	Carrie L. Martin	74	Mother	—	Illinois
28	Frank P. Burger	68	Head	Chief Clerk	Illinois
29	Amelia A. Burger	67	Wife	—	Iowa
30	Helen Marion Burger	36	daughter	Old Age Investigator	So Dak
31	Bert Frink	46	Head	Detective And Milk Insp.	Penn
32	Glen J. Kirkendall	53	Head	Administration	Iowa
33	Bessie A. Kirkendall	48	Wife	—	Iowa
34	Elizabeth A. Kirkendall	20	daughter	Stenographer	Nebraska
35	James F. Kirkendall	18	Son	—	Nebraska
36	Ben E. Kirkendall	13	Son	—	Iowa
37	Mathew R. Boughton	79	Head	—	New York
38	Troy Morris	58	Housekeeper	Housekeeper	Ohio
39	Glen Gatcher	35	Head	Electrical Assistant	Missouri

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Pedigree Summary

Richard

Gen 1 · 1 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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