William Gray — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Linn-County, Iowa

Our Model Tree links this William Gray across the 1920, 1930 and 1940 US Censuses in Linn-County, Iowa (XGBoost, ~Confirmed), with identified parents Clarence & Hazel — first a son (b.~1915), then head of a 5-person household.

Age 25 b. ~1915 Male Son Born: Iowa Single

1940 Census Record Details

Census Year	1940
Location	Linn-County, Iowa
Surname	Gray
Given Name	William
Relationship to Head	Son
Sex	M
Color / Race	White
Age	25
Marital Status	Single
Birthplace	Iowa
1935 Residence (City)	Cedar Rapids
1935 Residence (County)	Linn
Additional Details
Occupation	Lawyer
Industry	Own Practice
Class of Worker	OA
Hours Worked	48
Income (1939)	450
Highest Grade	C 4
1935 Residence	Same place
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Occupation	Lawyer
Township / Ward	Cedar Rapids
Est. Birth Year	~1915

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 William	Age	Birth yr
Clarence Gray	Head	—	56	~1884
Selina Schmidt	Other	—	23	~1917
William Gray	Son	—	25	~1915
John Gray	Son	—	18	~1922
Hazel Gray	Spouse	—	51	~1889

Census Appearances

1920

Linn, Iowa

Son, age 5

Linn, Iowa · implied b. ~1915 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Gray
Given Name	William O.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	5
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	Iowa
Mother's Birthplace	Iowa
Occupation	none
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Linn, Iowa

Son, age 15

Linn, Iowa · implied b. ~1915 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Gray
Given Name	William
Relationship to Head	Son
Sex	M
Color / Race	White
Age	15
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	Iowa
Mother's Birthplace	Iowa
Can Read/Write	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1940

Linn-County, Iowa

Son, age 25

Linn-County, Iowa · implied b. ~1915 — 5 household members

Surname	Gray
Given Name	William
Relationship to Head	Son
Sex	M
Color / Race	White
Age	25
Marital Status	Single
Birthplace	Iowa
1935 Residence (City)	Cedar Rapids
1935 Residence (County)	Linn
Occupation	Lawyer
Industry	Own Practice
Class of Worker	OA
Hours Worked	48
Income (1939)	450
Highest Grade	C 4
1935 Residence	Same place
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Model Tree available

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

Show:

Gen 1 Parents confidence ≈ 0.92

Father

Clarence Gray

b. ~1884

Source father

● Household · direct · ~0.92

Mother

Hazel Gray

b. ~1889

Source mother

● Household · direct · ~0.92

This person

Anchor record

William Gray

Son · 1940 · age 25 · b. ~1915 · Iowa

★ You are viewing this record

Sibling

John Gray

Sibling · 1940 · age 18

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

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

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-01176-00572)

Line	Name	Age	Relation	Occupation	Birthplace
41	Jayne Dock	13	Daughter	—	Michigan
42	Laura M Pitts	66	Head	—	Iowa
43	Mary Ann Farley	26	Daughter	—	Iowa
44	Caroline Ann Farley	7	Granddaughter	—	Iowa
45	William A Huns	55	Head	Foreman	Iowa
46	Theo M Huns	46	Wife	—	Nebraska
47	William R Huns	33	Son	Clerk	Iowa
48	Betty R Huns	14	Daughter	—	Iowa
49	Belle M Martin	84	Mother-in-law	—	Illinois
50	Thomas H Carnes	75	Head	—	Missouri
51	Alice V Carnes	75	Wife	—	Ohio
52	Percy G Kistner	48	Head	Manager	Iowa
53	Dorothy Kistner	46	Wife	—	Iowa
54	William Kistner	19	Son	—	Iowa
55	David Kistner	17	Son	—	Iowa
56	Richard Kistner	6	Son	—	Iowa
58	Eugene M Pinney	47	Head	Proprietor	Iowa
59	Alice Pinney	39	Wife	—	Wisconsin
60	Eugene G Pinney	17	Son	—	Iowa
61	Richard D Pinney	15	Son	—	Iowa
62	Clara Janas	22	Maid	Maid	Iowa
63	Charles M Barnes	55	Head	President	Iowa
64	Edna A Barnes	54	Wife	—	Iowa
65	Carl Kirwin	32	Roomer	Commercial Officer	Missouri
66	Alice Kirwin	32	Roomer	—	Missouri
67	Clara Irwin	81	Head	—	Illinois
68	Nellie R Irwin	53	Daughter	—	Kansas
69	Laura B Plank	74	Sister	—	Illinois
70	Adeline Byrs	18	Maid	Maid	Iowa
71	Morris Rosenbaum	31	Head	Manager	Poland
72	Marge Rosenbaum	32	Wife	—	Indiana
73	Martha Moon	57	Mother-in-law	—	Illinois
74	George Laird	70	Head	—	Scotland
75	Flora Laird	57	Wife	—	Kentucky
76	Clarence D Gray	56	Head	V. President	Iowa
77	Hazel Gray	51	Wife	—	Iowa
78	William Gray THIS PERSON	25	Son	Lawyer	Iowa
79	John Gray	18	Son	—	Iowa
80	Selina Schmidt	23	Maid	Maid	Iowa

Search for William Gray

All William Gray Census Records Discover Gray Family Tree

Pedigree Summary

William + 1 sibling

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)

Report inaccurate data