Nellie Thomas — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · District-Of-Columbia-County, District of Columbia

Our Model Tree links this Nellie Thomas across the 1920, 1930 and 1940 US Censuses in District-Of-Columbia-County, District of Columbia (XGBoost, ~Confirmed) — first a spouse (b.~1905), then head of a 5-person household.

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

1940 Census Record Details

Census Year	1940
Location	District-Of-Columbia-County, District of Columbia
Surname	Thomas
Given Name	Nellie
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	Washington
1935 Residence (County)	DC
Additional Details
Income (1939)	0
Highest Grade	No 6
1935 Residence	Same place
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland
Township / Ward	Washington
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.

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

Name	Relation to head	Relative to Nellie	Age	Birth yr
Ruth Thomas	Daughter	—	11	~1929
Mae Thomas	Daughter	—	17	~1923
John Thomas	Head	—	38	~1902
John Thomas	Son	—	12	~1928
Nellie Thomas	Spouse	—	35	~1905

Census Appearances

1920

X, District …

Spouse, age 18

X, District of Columbia · implied b. ~1902 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Thomas
Given Name	Nora
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	18
Marital Status	Married
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

Washington, District …

Spouse, age 29

Washington, District of Columbia · implied b. ~1901 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Thomas
Given Name	Nettie
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	29
Marital Status	Married
Birthplace	Maryland
Age at First Marriage	20
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Can Read/Write	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1940

District-Of-Columbia-County, District …

Spouse, age 35

District-Of-Columbia-County, District of Columbia · implied b. ~1905 — 5 household members

Surname	Thomas
Given Name	Nellie
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	Washington
1935 Residence (County)	DC
Income (1939)	0
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 Nellie Thomas across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.

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This person

Anchor record

Nellie Thomas

Spouse · 1940 · age 35 · b. ~1905 · District of Columbia

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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 — District-Of-Columbia-County, District of Columbia Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00553-00526)

Line	Name	Age	Relation	Occupation	Birthplace
1	William Maddox	63	Head	Attendant	Alabama
2	Ada Maddox	57	Wife	—	Alabama
3	Charles Maddox	25	Son	Clerk	Alabama
4	Jack Maddox	19	Son	Clerical	Alabama
5	Velma Maddox	18	Son	Messenger	Alabama
6	Charles Houser	44	Head	Labor Foreman	Maryland
7	Louise Houser	33	Wife	—	Wash, DC
8	Charles Jr. Houser	11	Son	—	Wash, DC
9	James Houser	10	Son	—	Wash, DC
10	Serifle Bianchioli	60	Head	Waiter	Italy
11	Romolo Di Stefano	52	Lodger	Laborer	Italy
12	Antonette Di Stefano	46	Lodger	—	Italy
13	Thomas Dolan	28	Head	Salesman	Minnesota
14	Mary Dolan	24	Wife	Operator	Minnesota
15	James Dolan	27	Brother	Clerk	Minnesota
16	John J. Dolan	23	Brother	—	Minnesota
17	Loris M. Lawson	57	Head	Professor	Oregon
18	Nancy Lawson	21	Daughter	—	Wash, DC
19	Edna Harman	30	Head	Charwoman	N. Carolina
20	Betty Harman	11	Daughter	—	Wash, DC
21	Pearl Harman	8	Daughter	—	Wash, DC
22	Howell Harman	7	Son	—	Wash, DC
23	Warren Harman	6	Son	—	Wash, DC
24	John Thomas	38	Head	Painter	Wash, DC
25	Nellie Thomas THIS PERSON	35	Wife	—	Maryland
26	Mae Thomas	17	Daughter	—	Wash, DC
27	John Thomas	12	Son	—	Wash, DC
28	Ruth Thomas	11	Daughter	—	Michigan
29	Genevieve Ellison	27	Head	—	Wash, DC
30	Donald Ellison	6	Son	—	Wash, DC
31	Thomas Ellison	5	Son	—	Wash, DC
32	Carolyn Ellison	2	Daughter	—	Wash, DC
33	Augustus Keaney	54	Head	—	NC
34	Marie Keaney	45	Wife	—	NC
35	Albert Shortridge	38	Head	Bricklayer	Virginia
36	Louise Shortridge	34	Wife	—	Virginia
37	Josephine Shortridge	7	Daughter	—	NC
38	Robert Shortridge	6	Son	—	NC
39	Albert Jr. Shortridge	5	Son	—	NC
40	Ralph Shortridge	2	Son	—	NC

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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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