John Holt — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Salt-Lake-County, Utah

Our Model Tree links this John Holt across the 1920, 1930 and 1940 US Censuses in Salt-Lake-County, Utah (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 4-person household.

Age 51 b. ~1889 Male Head Born: Utah Married

1940 Census Record Details

Census Year	1940
Location	Salt-Lake-County, Utah
Surname	Holt
Given Name	John A.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	51
Marital Status	Married
Birthplace	Utah
1935 Residence (City)	Salt Lake City
1935 Residence (County)	Salt Lake
Additional Details
Occupation	Baggage Agent
Industry	Railroad
Class of Worker	PW
Hours Worked	48
Income (1939)	1280
Highest Grade	Hs 4
1935 Residence	Same House
Birth State	Utah
Birth Country	United States
Birthplace (normalized)	utah
Occupation	Baggage Agent
Township / Ward	Salt Lake City
Est. Birth Year	~1889

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 John	Age	Birth yr
Eva Holt	Spouse	—	51	~1889
Paul Holt	Son	—	20	~1920
John Holt	Head	—	51	~1889
Claudia Holt	Daughter	—	17	~1923

Census Appearances

1920

Salt Lake, …

Other, age 31

Salt Lake, Utah · implied b. ~1889 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Holt
Given Name	John A.
Relationship to Head	Son-in-law
Sex	M
Color / Race	White
Age	31
Marital Status	Married
Birthplace	Utah
Father's Birthplace	England
Mother's Birthplace	Utah
Occupation	Machinist
Industry	Automobiles
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Utah
Birth Country	United States
Birthplace (normalized)	utah

1930

Salt Lake, …

Head, age 41

Salt Lake, Utah · implied b. ~1889 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Holt
Given Name	John A.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	41
Marital Status	Married
Birthplace	Utah
Age at First Marriage	28
Father's Birthplace	England
Mother's Birthplace	Utah
Occupation	Baggageman
Industry	Depot
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	1800
Birth State	Utah
Birth Country	United States
Birthplace (normalized)	utah

1940

Salt-Lake-County, Utah

Head, age 51

Salt-Lake-County, Utah · implied b. ~1889 — 4 household members

Surname	Holt
Given Name	John A.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	51
Marital Status	Married
Birthplace	Utah
1935 Residence (City)	Salt Lake City
1935 Residence (County)	Salt Lake
Occupation	Baggage Agent
Industry	Railroad
Class of Worker	PW
Hours Worked	48
Income (1939)	1280
Highest Grade	Hs 4
1935 Residence	Same House
Birth State	Utah
Birth Country	United States
Birthplace (normalized)	utah

Model Tree

Linked across censuses

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

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This person

Anchor record

John Holt

Head · 1940 · age 51 · b. ~1889 · Utah

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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 — Salt-Lake-County, Utah Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-04227-00341)

Line	Name	Age	Relation	Occupation	Birthplace
1	David Sorenson	2	Son	—	Utah
3	Mary Westphal	66	Head	—	Utah
4	Theodore Westphal	26	Son	General House Cleaning	Utah
5	Paul Westphal	25	Son	General House Cleaning	Utah
6	Stanley Dymock	48	Head	Laborer	Utah
7	Emma Dymock	44	Wife	—	Utah
8	Gail Hanson	15	Step-son	Cabinet Fixtures	Utah
9	Don Christianson	23	Brother-in-law	—	Utah
10	Elizabeth Christianson	23	Niece	Seamstress	Utah
11	Elijah Swainston	58	Head	Laborer	Utah
12	Gertrude Swainston	57	Wife	—	England
13	Walker Bulker	43	Head	Printer	Utah
14	Francis Bulker	22	Wife	—	Colorado
15	Gale Bulker	2	Daughter	—	Utah
16	Harold Nelson	34	Head	Laborer	Utah
17	Marette Nelson	39	Sister	—	Utah
18	Lucille Nelson	30	Sister	Maid	Utah
19	Albrey H. Means	25	Head	Taxicab Driver	Texas
20	Louise Means	25	Wife	Nurse	Utah
21	Jo-Ann Means	1	Daughter	—	Utah
22	Leroy Jeffs	39	Head	Painter	Utah
23	Silver Jeffs	33	Wife	—	Utah
24	Virginia Jeffs	6	Daughter	—	Utah
25	Alpha Jeffs	1	Daughter	—	Utah
26	Jacob Wagner	45	Head	Salesman	Germany
27	Olga Wagner	47	Wife	—	Germany
28	Joseph Wagner	21	Son	Bookkeeper	Utah
29	John A. Holt THIS PERSON	51	Head	Baggage Agent	Utah
30	Eva Holt	51	Wife	—	Utah
31	Paul L. Holt	20	Son	—	Utah
32	Claudia Holt	17	Daughter	—	Utah
33	Jackey Mitchell	29	Head	Laborer	Utah
34	Marva Mitchell	32	Wife	—	Utah
35	Jerry Mitchell	3	Son	—	Utah
36	Lawrence Watt	27	Head	Carpenter	Utah
37	Norma Watt	23	Wife	—	Utah
38	Richard Watt	2	Son	—	Utah
39	Elis Johanson	60	Head	Pipe Machinist	Sweden
40	Hedwig Johanson	60	Wife	—	Sweden

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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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