Ruth Nelson — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Ruth Nelson across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1905), then head of a 4-person household.

Age 35 b. ~1905 Female Spouse Born: Maryland Married

1940 Census Record Details

Census Year	1940
Location	Baltimore-City-County, Maryland
Surname	NELSON
Given Name	RUTH
Relationship to Head	WIFE
Sex	F
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	Baltimore City
1935 Residence (County)	Baltimore City
Additional Details
Highest Grade	No 6
1935 Residence	Same place
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland
Township / Ward	Baltimore City
Est. Birth Year	~1905

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 Ruth	Age	Birth yr
Annamay Nelson	Daughter	—	9	~1931
Arthur Nelson	Head	—	36	~1904
Arthur Nelson	Son	—	5	~1935
Ruth Nelson	Spouse	—	35	~1905

Census Appearances

1920

Baltimore, Maryland

Other, age 19

Baltimore, Maryland · implied b. ~1901 — 13 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Nelson
Given Name	Ray M
Relationship to Head	Granddaughter
Sex	F
Color / Race	Black
Age	19
Marital Status	Single
Birthplace	Maryland
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Occupation	Machine opr
Industry	Shirt mfg
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1930

Baltimore, Maryland

Other, age 29

Baltimore, Maryland · implied b. ~1901 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Nelson
Given Name	Ruth
Relationship to Head	Lodger
Sex	F
Color / Race	Black
Age	29
Marital Status	Married
Birthplace	Maryland
Age at First Marriage	27
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Occupation	Laundress
Industry	Private Family
Class of Worker	W
Can Read/Write	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1940

Baltimore-City-County, Maryland

Spouse, age 35

Baltimore-City-County, Maryland · implied b. ~1905 — 4 household members

Surname	NELSON
Given Name	RUTH
Relationship to Head	WIFE
Sex	F
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	Baltimore City
1935 Residence (County)	Baltimore City
Highest Grade	No 6
1935 Residence	Same place
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

Model Tree

Linked across censuses

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

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This person

Anchor record

Ruth Nelson

Spouse · 1940 · age 35 · b. ~1905 · 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-t0627-01534-00497)

Line	Name	Age	Relation	Occupation	Birthplace
1	Charles P. Marville	58	HEAD	Trucker-Driver	Maryland
2	Gertrude Marville	56	WIFE	—	Maryland
3	Florence L. Knight	34	DAUGHTER	Operator	Maryland
4	Irine E. Knight	10	GRAND DAUGHTER	—	Maryland
5	Anthony Ferick	44	LODGER	Welder	Maryland
6	Gretchen Mckay	67	HEAD	—	GERMANY
7	Frieda Fox	37	DAUGHTER	—	Maryland
8	Johanna Kirmes	65	SISTER	—	GERMANY
9	Milton Bauer	33	HEAD	Checker	Maryland
10	Carrie Bauer	28	WIFE	Operator	Maryland
11	Lawrence Granger	43	HEAD	Galvanizer	Maryland
12	Gertrude Granger	46	WIFE	Packer	Maryland
13	George T. Lynball	62	HEAD	—	ALABAMA
14	Carrie Lynball	56	WIFE	—	NORTH CAROLINA
15	Frederick Lynball	23	SON	Helper	VIRGINIA
16	Arthur Nelson	36	HEAD	Police	Maryland
17	Ruth Nelson THIS PERSON	35	WIFE	—	Maryland
18	Annamay Nelson	9	DAUGHTER	—	Maryland
19	Arthur Jr. Nelson	5	SON	—	Maryland
20	Lena Leifert	53	HEAD	—	Maryland
21	Edna Leifert	26	DAUGHTER	Operator	Maryland
22	Charles Leifert	20	SON	Electric. Helper	Maryland
23	Norma Leifert	17	DAUGHTER	New Yorker	Maryland
24	Louis Kotmier	30	SON IN LAW	Pattern Maker	Maryland
25	Delma Kotmier	28	DAUGHTER	Operator	Maryland
26	Lillian Stewart	67	HEAD	—	Maryland
27	Betty Bever	19	HEAD	Waitress	Maryland
28	Jacob Knipp	63	HEAD	—	Maryland
29	Lillie Knipp	57	WIFE	—	Maryland
30	Harry O. Knipp	22	SON	Helper	Maryland
31	Virginia Griffin	49	HEAD	—	Maryland
32	Irma E. Griffin	19	DAUGHTER	—	Maryland
33	Lula M. Feller	45	SISTER	Secretary	Maryland
34	Robert Wright	45	HEAD	Assistant Foreman	Maryland
35	Ruth Wright	37	WIFE	—	Maryland
36	Gladys Wright	33	SISTER	Book Binder	Maryland
37	Charles Gresham	28	HEAD	Truck Driver	Maryland
38	Helen Gresham	30	WIFE	—	Maryland
39	Charles Gresham	7	SON	—	Maryland
40	Milton Denis	34	HEAD	Clerk	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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