John Ballard — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Denver-County, Colorado

Our Model Tree links this John Ballard across the 1920, 1930 and 1940 US Censuses in Denver-County, Colorado (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 3-person household.

Age 65 b. ~1875 Male Head Born: Maine Married

1940 Census Record Details

Census Year	1940
Location	Denver-County, Colorado
Surname	Ballard
Given Name	John W.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	65
Marital Status	Married
Birthplace	Maine
1935 Residence (City)	Denver City
1935 Residence (County)	Denver
Additional Details
Occupation	Manager safe deposit
Industry	International Trust
Class of Worker	PW
Hours Worked	40
Income (1939)	2700
Highest Grade	H-4
1935 Residence	Same place
Birth State	Maine
Birth Country	United States
Birthplace (normalized)	maine
Occupation	Manager Safe Deposit
Township / Ward	Denver City
Est. Birth Year	~1875

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.

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

Name	Relation to head	Relative to John	Age	Birth yr
John Ballard	Son	—	15	~1925
John Ballard	Head	—	65	~1875
Goldie Ballard	Spouse	—	54	~1886

Census Appearances

1920

Denver, Colorado

Head, age 43

Denver, Colorado · implied b. ~1877 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Ballard
Given Name	John W
Relationship to Head	head
Sex	M
Color / Race	White
Age	43
Marital Status	Married
Birthplace	Maine
Father's Birthplace	Ireland
Mother's Birthplace	England
Occupation	Head Stock Keeper
Industry	Bank
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	R
Birth State	Maine
Birth Country	United States
Birthplace (normalized)	maine

1930

Denver, Colorado

Head, age 54

Denver, Colorado · implied b. ~1876 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Bullard
Given Name	John W.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	54
Marital Status	Married
Birthplace	Maine
Year of Immigration	1903
Age at First Marriage	36
Father's Birthplace	United States
Mother's Birthplace	England
Occupation	Deposit Clerk
Industry	Bank
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	5000
Radio Set	R
Birth State	Maine
Birth Country	United States
Birthplace (normalized)	maine

1940

Denver-County, Colorado

Head, age 65

Denver-County, Colorado · implied b. ~1875 — 3 household members

Surname	Ballard
Given Name	John W.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	65
Marital Status	Married
Birthplace	Maine
1935 Residence (City)	Denver City
1935 Residence (County)	Denver
Occupation	Manager safe deposit
Industry	International Trust
Class of Worker	PW
Hours Worked	40
Income (1939)	2700
Highest Grade	H-4
1935 Residence	Same place
Birth State	Maine
Birth Country	United States
Birthplace (normalized)	maine

Model Tree

Linked across censuses

Our Model Tree links John Ballard 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 Ballard

Head · 1940 · age 65 · b. ~1875 · Colorado

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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 — Denver-County, Colorado Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00488-00130)

Line	Name	Age	Relation	Occupation	Birthplace
1	Josephine Vaughn	76	Mother in law	—	Missouri
2	Louis H. Andersen	76	Head	—	Sweden
3	Regina Andersen	71	Wife	—	Sweden
4	Alma R. Buehler	48	Daughter	Secretary & Treasurer	Colorado
5	Arthur J. Andersen	46	Son	Instructor	Colorado
6	William C. Harris	74	Head	—	New Jersey
7	Delia M. Harris	70	Wife	—	New Jersey
8	John T. Graham	63	Head	Salesman	Iowa
9	Maybelle Graham	57	Wife	—	Colorado
10	Horace Pratt	23	Step son	Salesman	Colorado
11	Lucille Pratt	23	Daughter in law	—	Colorado
12	Charles Fuller	45	Lodger	—	—
13	Joe Schonos	25	Lodger	Laborer	Oklahoma
14	Gladys Schonos	23	Lodger	—	Ohio
15	Roy S. Scott	50	Head	Salesman	Kansas
16	Carolyn M. Scott	41	Wife	—	Colorado
17	Marjorie A. Scott	25	Daughter	Secretary	Georgia
18	Roy S. Jr. Scott	15	Son	—	Colorado
19	Kate Scott	65	Mother	Sales Lady	Michigan
20	John W. Ballard THIS PERSON	65	Head	Manager Safe Deposit	Maine
21	Goldie Beatrice Ballard	54	Wife	—	Ohio
22	John W. Jr. Ballard	15	Son	—	Colorado
23	A. B. Olson	66	Head	New Work Checker & Trainer	Nebraska
24	Ida J. Olson	64	Wife	—	Sweden
25	Space Extra	None	—	—	—
26	Space Extra	None	—	—	—
27	Space Extra	None	—	—	—
28	Robert L. Chase	35	Head	Editor	Nebraska
29	Mary Chase	33	Wife	Writer	Colorado
30	Michael Chase	8	Son	—	Colorado
31	Colin Chase	5	Son	—	Colorado
32	Barry Chase	3	Son	—	Colorado
33	Viola Dedden	40	Housekeeper	Housekeeper	Nebraska
34	Lloyd B. Birney	64	Head	Elevator Operator	Ohio
35	Louilla Birney	50	Wife	—	Ohio
36	William Sheppard Birney	23	Son	—	Ohio
37	Lucille Burns	32	Daughter	—	Ohio
38	Brenda Lou Burns	5	Grand daughter	—	Ohio
39	James Igette	40	Head	Commercial Agent	Colorado
40	Rowena Igette	36	Wife	Teacher	Texas

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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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