Harvey Brown — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Carroll-County, Maryland

Our Model Tree links this Harvey Brown across the 1920, 1930 and 1940 US Censuses in Carroll-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1908), then head of a 5-person household.

Age 32 b. ~1908 Male Head Born: Maryland Married

1940 Census Record Details

Census Year	1940
Location	Carroll-County, Maryland
Surname	Brown
Given Name	Harvey E
Relationship to Head	Head
Sex	M
Color / Race	White
Age	32
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	R
1935 Residence (County)	Carroll
Additional Details
Occupation	laborer
Industry	farm
Class of Worker	PW
Hours Worked	70
Income (1939)	166
Highest Grade	No 4
1935 Residence	Md
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland
Occupation	Laborer
Township / Ward	Election District 4 Woolerys
Est. Birth Year	~1908

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 Harvey	Age	Birth yr
Harvey Brown	Head	—	32	~1908
Mildred Brown	Daughter	—	2	~1938
Mary Brown	Other	—	64	~1876
David Brown	Other	—	66	~1874
Mildred Brown	Spouse	—	22	~1918

Census Appearances

1920

Frederick, Maryland

Other, age 12

Frederick, Maryland · implied b. ~1908 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brown
Given Name	Harvey J.
Relationship to Head	Nephew
Sex	M
Color / Race	White
Age	12
Marital Status	Single
Birthplace	Maryland
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1930

Carroll, Maryland

Other, age 22

Carroll, Maryland · implied b. ~1908 — 8 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brown
Given Name	Harvey E.
Relationship to Head	Hired-help
Sex	M
Color / Race	White
Age	22
Marital Status	Single
Birthplace	Maryland
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Occupation	Laborer
Industry	Farm
Class of Worker	VVVV
Can Read/Write	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1940

Carroll-County, Maryland

Head, age 32

Carroll-County, Maryland · implied b. ~1908 — 5 household members

Surname	Brown
Given Name	Harvey E
Relationship to Head	Head
Sex	M
Color / Race	White
Age	32
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	R
1935 Residence (County)	Carroll
Occupation	laborer
Industry	farm
Class of Worker	PW
Hours Worked	70
Income (1939)	166
Highest Grade	No 4
1935 Residence	Md
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

Model Tree

Linked across censuses

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

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This person

Anchor record

Harvey Brown

Head · 1940 · age 32 · b. ~1908 · Maryland

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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 — Carroll-County, Maryland Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01544-00246)

Line	Name	Age	Relation	Occupation	Birthplace
1	Blanche M Ford	8	daughter	—	Maryland
2	Ralph T Ford	3	son	—	Maryland
3	David E Ford	1	son	—	Maryland
4	Eunice J Ford	0	daughter	—	Maryland
5	H. Garfield Hogg	57	Head	Operator	Maryland
6	Nellie M Hogg	48	wife	—	Maryland
7	Norman E Hogg	20	son	Helper	Maryland
8	Louise Manger	68	mother in law	—	Maryland
9	Herman S Naylor	44	Head	Operator	Maryland
10	Virgie J Naylor	42	wife	Hand Sewer	Maryland
11	David S Naylor	19	son	Helper	Maryland
12	Elsie M Naylor	12	daughter	—	Maryland
13	John H Niner	75	Head	Operator	Maryland
14	Carroll W Niner	40	son	Helper	Maryland
15	John Helwig	28	Head	Laborer	Maryland
16	Martha O Helwig	19	wife	—	Maryland
17	Walter T Lentzyner	58	Head	Roofing Man	Maryland
18	Bertha S Lentzyner	57	wife	—	Maryland
19	Russell Flagman	59	Head	Operator	Maryland
20	Emily B Flagman	58	wife	—	Maryland
21	Howard J Flagman	28	son	Operator	Maryland
22	Gladys B Flagman	25	daughter in law	—	Maryland
23	Harvey E Brown THIS PERSON	32	Head	Laborer	Maryland
24	Mildred E Brown	22	wife	—	Maryland
25	Mildred G Brown	2	daughter	—	Maryland
26	David O Brown	66	father	—	Maryland
27	Mary P Brown	64	mother	—	Maryland
28	Uban L Stockdale	45	Head	Trimmer	Maryland
29	F. May Stockdale	56	wife	—	Maryland
30	Linton Caple	69	Head	Operator	Maryland
31	Laura S Caple	50	wife	—	Maryland
32	Stanley Caple	27	son	Helper	Maryland
33	Roberta Caple	18	daughter	—	Maryland
34	Harry N Yingling	41	Head	Operator	Maryland
35	Clara E Yingling	41	wife	—	Maryland
36	Nancy P Yingling	19	daughter	Office Work	Maryland
37	Isabel Yingling	16	daughter	—	Maryland
38	Leslie Hoff	35	Head	Contracting	Maryland
39	Tresa C Hoff	31	wife	—	Maryland
40	Gilbert L Hoff	14	son	—	Maryland

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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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