Ernest Brown — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Denver-County, Colorado

Our Model Tree links this Ernest Brown across the 1920, 1930 and 1940 US Censuses in Denver-County, Colorado (XGBoost, ~Confirmed), with identified parents Ella & Elvira — first a son (b.~1911), then head of a 5-person household.

Age 29 b. ~1911 Male Son Born: Colorado Single

1940 Census Record Details

Census Year	1940
Location	Denver-County, Colorado
Surname	Brown
Given Name	Ernest
Relationship to Head	Son
Sex	M
Color / Race	White
Age	29
Marital Status	Single
Birthplace	Colorado
1935 Residence (City)	Denver City & County
1935 Residence (County)	Denver
Additional Details
Highest Grade	No 6
1935 Residence	Same place
Birth State	Colorado
Birth Country	United States
Birthplace (normalized)	colorado
Township / Ward	Denver City County
Est. Birth Year	~1911

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 Ernest	Age	Birth yr
Mary Pryor	Daughter	—	18	~1922
Mary Pryor	Daughter	—	40	~1900
Ella Brown	Head	—	72	~1868
Ernest Gunther	Other	—	70	~1870
Ernest Brown	Son	—	29	~1911

Census Appearances

1920

Denver, Colorado

Son, age 9

Denver, Colorado · implied b. ~1911 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brown
Given Name	Ernest
Relationship to Head	Son
Sex	M
Color / Race	White
Age	9
Marital Status	Single
Birthplace	Colorado
Father's Birthplace	Germany
Mother's Birthplace	Missouri
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	German
Birth State	Colorado
Birth Country	United States
Birthplace (normalized)	colorado

1930

Denver, Colorado

Son, age 19

Denver, Colorado · implied b. ~1911 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brown
Given Name	Earnest J
Relationship to Head	Son
Sex	M
Color / Race	White
Age	19
Marital Status	Single
Birthplace	Colorado
Father's Birthplace	Missouri
Mother's Birthplace	Missouri
Occupation	none
Can Read/Write	Yes
Birth State	Colorado
Birth Country	United States
Birthplace (normalized)	colorado

1940

Denver-County, Colorado

Son, age 29

Denver-County, Colorado · implied b. ~1911 — 5 household members

Surname	Brown
Given Name	Ernest
Relationship to Head	Son
Sex	M
Color / Race	White
Age	29
Marital Status	Single
Birthplace	Colorado
1935 Residence (City)	Denver City & County
1935 Residence (County)	Denver
Highest Grade	No 6
1935 Residence	Same place
Birth State	Colorado
Birth Country	United States
Birthplace (normalized)	colorado

Model Tree

Model Tree available

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

Show:

Gen 1 Parents confidence ≈ 0.92

Mother

Ella Brown

b. ~1867

Source mother

● Household · direct · ~0.92

Mother

Elvira Brown

b. ~1869

Source mother

● Household · direct · ~0.92

This person

Anchor record

Ernest Brown

Son · 1940 · age 29 · b. ~1911 · Colorado

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Sibling

Mary Pryor

Sibling · 1940 · age 18

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Mary Pryor

Sibling · 1940 · age 40

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 — Denver-County, Colorado Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00492-00819)

Line	Name	Age	Relation	Occupation	Birthplace
1	Pauline Wilson	12	Daughter	—	Kansas
2	Edward F Wilson	11	Son	—	Illinois
3	James F Beals	67	Head	—	Illinois
4	Martha Beals	63	Wife	—	Germany
5	Ella Brown	72	Head	—	Missouri
6	Ernest Brown THIS PERSON	29	Son	—	Colorado
7	Mary Pryor	40	Daughter	—	Kansas
8	Mary Ella Pryor	18	Daughter	—	Colorado
9	Ernest Gunther	70	Brother	—	Missouri
10	Winfield White	48	Head	Cook	Illinois
11	Helen White	44	Wife	—	Illinois
12	Winfield J White	20	Son	Transfer	Illinois
13	Shirley White	15	Daughter	—	Illinois
14	Teresa Saia	42	Head	—	Italy
15	James Saia	24	Son	News Boy	Pennsylvania
16	Margaret Saia	22	Daughter	Librarian	Pennsylvania
17	Angelo Saia	20	Son	Laborer	Pennsylvania
18	Katherine Saia	15	Daughter	—	Pennsylvania
19	Joe Jack Saia	11	Son	—	Colorado
20	Chris Martomatos	41	Head	Clerk	Greece
21	Anna Martomatos	37	Wife	—	Colorado
22	William Martomatos	17	Son	Musician	Colorado
23	Joe Alberto	35	Head	Laborer	Colorado
24	Lucille Alberto	35	Wife	—	Colorado
25	Fred Alberto	14	Son	—	Colorado
26	Lenore Martas	20	Head	—	Colorado
27	Margaret Martas	2	Daughter	—	Colorado
28	Gilbert Martas	1	Son	—	Colorado
29	Joe Chavez	29	Head	Laborer	Colorado
30	Clara Chavez	39	Wife	—	New Mexico
31	Mary Jane Chavez	7	Daughter	—	Colorado
32	Robert Chavez	5	Son	—	Colorado
33	David L Chavez	3	Son	—	Colorado
34	Mike Domenico	49	Head	Trucker	Colorado
35	Mary Domenico	40	Wife	—	Colorado
36	Dorothy Domenico	16	Daughter	—	Colorado
37	Archie Chaffin	33	Head	Oiler	Arkansas
38	Theresa Chaffin	27	Wife	—	Italy
39	Eunice Chaffin	10	Daughter	—	Colorado
40	Roxie Petrillio	36	Head	Spotter	Colorado

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Pedigree Summary

Ernest + 2 siblings

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)

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