Emma Nelson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Baltimore-City-County, Maryland

Our Model Tree links this Emma Nelson across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1902), then head of a 5-person household.

Age 38 b. ~1902 Female Head Born: Virginia Widowed

1940 Census Record Details

Census Year	1940
Location	Baltimore-City-County, Maryland
Surname	Nelson
Given Name	Emma L.
Relationship to Head	Head
Sex	F
Color / Race	Black
Age	38
Marital Status	Widowed
Birthplace	Virginia
1935 Residence (City)	Baltimore City
1935 Residence (County)	Baltimore City
Additional Details
Income (1939)	52
Highest Grade	H-1
1935 Residence	Same Place
Birth State	Virginia
Birth Country	United States
Birthplace (normalized)	virginia
Township / Ward	Baltimore City
Est. Birth Year	~1902

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 Emma	Age	Birth yr
Mary Nelson	Daughter	—	7	~1933
Emma Nelson	Head	—	38	~1902
Samuel Diggs	Other	—	28	~1912
Clarence Morris	Other	—	40	~1900
Anna Green	Other	—	17	~1923

Census Appearances

1920

None, Maryland

Other, age 18

None, Maryland · implied b. ~1902 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Nelson
Given Name	Edna
Relationship to Head	Lodger
Sex	F
Color / Race	Black
Age	18
Marital Status	Single
Birthplace	Virginia
Father's Birthplace	Virginia
Mother's Birthplace	Virginia
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Virginia
Birth Country	United States
Birthplace (normalized)	virginia

1930

Baltimore, Maryland

Spouse, age 28

Baltimore, Maryland · implied b. ~1902 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Nelson
Given Name	Emma
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	28
Marital Status	Married
Birthplace	Virginia
Age at First Marriage	23
Father's Birthplace	Virginia
Mother's Birthplace	Virginia
Can Read/Write	Yes
Birth State	Virginia
Birth Country	United States
Birthplace (normalized)	virginia

1940

Baltimore-City-County, Maryland

Head, age 38

Baltimore-City-County, Maryland · implied b. ~1902 — 5 household members

Surname	Nelson
Given Name	Emma L.
Relationship to Head	Head
Sex	F
Color / Race	Black
Age	38
Marital Status	Widowed
Birthplace	Virginia
1935 Residence (City)	Baltimore City
1935 Residence (County)	Baltimore City
Income (1939)	52
Highest Grade	H-1
1935 Residence	Same Place
Birth State	Virginia
Birth Country	United States
Birthplace (normalized)	virginia

Model Tree

Linked across censuses

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

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This person

Anchor record

Emma Nelson

Head · 1940 · age 38 · b. ~1902 · 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 — Baltimore-City-County, Maryland Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01529-00199)

Line	Name	Age	Relation	Occupation	Birthplace
1	Dorothy L. Leox	30	Head	Beautician	Maryland
2	Anthony R. Smith	15	Son	—	Maryland
3	William B. Waters	53	Head	Chauffeur	Maryland
4	Susie B. Waters	42	Wife	Day Worker	Virginia
5	Bernice Thomas	51	Lodger	Barber	Maryland
6	Alvern C. Kenneth	27	Lodger	Porter	Maryland
7	Walter L. Browne	66	Head	Janitor	Virginia
8	Melvis Jennings	40	Lodger	Chauffeur	South Carolina
9	Frances C. Johnson	25	Lodger	Maid	Virginia
10	Lawrence J. Banks	46	Lodger	Barber	Virginia
11	George W. Watts	46	Lodger	Painter	Maryland
12	Emma L. Nelson THIS PERSON	38	Head	—	Virginia
13	Mary G. Nelson	7	Daughter	—	Maryland
14	Samuel E. Diggs	28	Lodger	Orderly	Oklahoma
15	Anna Green	17	Lodger	—	—
16	Clarence Morris	40	Lodger	Hat Maker	Connecticut
17	Roland B. Warfield	36	Head	Valet	Maryland
18	Mable Warfield	35	Wife	—	Maryland
19	Luther A. Sherrill	45	Head	Cook	North Carolina
20	Savanna F. Sherrill	39	Wife	Part Time Worker	North Carolina
21	Savoy N. Sherrill	18	Son	—	Pennsylvania
22	George W. Sherrill	16	Son	—	Ohio
23	Irene F. Bennett	48	Head	Cook	Virginia
24	Effie Jones	48	Lodger	Cook	Maryland
25	Harriett A. Wright	65	Lodger	General House Worker	Maryland
26	Marshall Anderson	30	Lodger	Car Washer	Virginia
27	Allan Thompson	12	Lodger	—	—
28	Willie R. Scott	31	Lodger	Waiter	Virginia
29	Ina Kayer	35	Head	Dress Maker	Warsaw Poland
30	Blooma Kanter	16	Daughter	—	Maryland
31	Clifton H. Jones	52	Lodger	Coal + Wood Dealer	Maryland
32	Henry Graham	20	Lodger	Laborer	South Carolina
33	Pearl Graham	18	Lodger's Wife	General House Work	South Carolina
34	Daisy G. Watts	36	Head	Day Worker	Maryland
35	James C. Watts	17	Son	Stock Clerk (Newborn)	Maryland
36	Hilda Wilson	28	Head	Waitress	Maryland
37	Odessa Wilson	13	Daughter	—	Maryland
38	Iraua Wilson	12	Daughter	—	Maryland
39	Morris Wilson	10	Son	—	Maryland
40	James A. Blanding	36	Lodger	Mechanic	South Carolina

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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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