Mattie Smith — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Baltimore-County, Maryland

Our Model Tree links this Mattie Smith across the 1920, 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1886), then head of a 5-person household.

Age 54 b. ~1886 Female Spouse Born: Maryland Married

1940 Census Record Details

Census Year	1940
Location	Baltimore-County, Maryland
Surname	Smith
Given Name	Mattie E.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	54
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	Election District 9
1935 Residence (County)	Baltimore
Additional Details
Income (1939)	0
Highest Grade	No 4
1935 Residence	Same place
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland
Township / Ward	Election District 9
Est. Birth Year	~1886

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 Mattie	Age	Birth yr
Clara Smith	Daughter	—	14	~1926
Dorlee Smith	Daughter	—	20	~1920
John Smith	Head	—	55	~1885
Milford Smith	Son	—	18	~1922
Mattie Smith	Spouse	—	54	~1886

Census Appearances

1920

Baltimore, Maryland

Spouse, age 34

Baltimore, Maryland · implied b. ~1886 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	Mattie E
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	34
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

Baltimore, Maryland

Other, age 45

Baltimore, Maryland · implied b. ~1885 — 8 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	Mattie E.
Relationship to Head	Wife-H.
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Maryland
Age at First Marriage	21
Father's Birthplace	Maryland
Mother's Birthplace	Maryland
Can Read/Write	Yes
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

1940

Baltimore-County, Maryland

Spouse, age 54

Baltimore-County, Maryland · implied b. ~1886 — 5 household members

Surname	Smith
Given Name	Mattie E.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	54
Marital Status	Married
Birthplace	Maryland
1935 Residence (City)	Election District 9
1935 Residence (County)	Baltimore
Income (1939)	0
Highest Grade	No 4
1935 Residence	Same place
Birth State	Maryland
Birth Country	United States
Birthplace (normalized)	maryland

Model Tree

Linked across censuses

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

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This person

Anchor record

Mattie Smith

Spouse · 1940 · age 54 · b. ~1886 · 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-County, Maryland Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01505-00406)

Line	Name	Age	Relation	Occupation	Birthplace
1	Anna J. Johnston	57	Head	—	Pennsylvania
2	Albert B. Reynolds	40	Head	Headwaiter	Maryland
3	Edward Smith	57	Brother	Farmer	Maryland
4	Goldie R. Smith	54	Sister	—	Maryland
5	Joseph Reynolds	27	Nephew	Stitcher	Maryland
6	Howard H. Haines	41	Head	Carpenter	Maryland
7	Ethel M. Haines	40	Wife	—	Maryland
8	Hazel M. Haines	18	Daughter	Student Nurse	Maryland
9	John W. Smith	55	Head	Washer	Maryland
10	Mattie E. Smith THIS PERSON	54	Wife	—	Maryland
11	Dorlee Smith	20	Daughter	Servant	Maryland
12	Milford J.W. Smith	18	Son	Carpenter	Maryland
13	Clara Louise Smith	14	Daughter	—	Maryland
14	John W. Mumma	46	Head	Laborer	Maryland
15	Annie L. Mumma	46	Wife	—	Maryland
16	George N. Mumma	23	Son	Helper	Maryland
17	Margaret H. Mumma	20	Daughter	—	Maryland
18	Thomas H. Mccullough	31	Head	Attendant	Maryland
19	Ruth E. Mccullough	28	Wife	—	Maryland
20	Ruth E. Mccullough	8	Daughter	—	Maryland
21	Norma L. Mccullough	3	Daughter	—	Maryland
22	John E. Merryman	77	Head	Laborer	Maryland
23	Mary E. Merryman	76	Wife	—	Maryland
24	Edna Wheatley	36	Daughter	Housekeeper	Maryland
25	Blanche Wheatley	16	Daughter	—	Maryland
26	Casper Whitaker	59	Head	Fireman	Switzerland
27	Mary A. Whitaker	59	Wife	—	Maryland
28	William E. Sprecher	26	Son-in-law	Clerk	Maryland
29	Pauline L. Sprecher	24	Daughter	—	Maryland
30	William Jr. Sprecher	4	Grandson	—	Maryland
31	Frank J. Kraus	51	Head	Carpenter	Maryland
32	Elizabeth M. Kraus	40	Wife	—	Maryland
33	George P. Miller	18	Step son	Silver Polisher	Maryland
34	Douglas Miller	13	Step son	—	Maryland
35	Thomas Miller	10	Step son	—	Maryland
36	William Kelly	37	Head	Retail Proprietor	England
37	Mary J. Kelly	36	Wife	—	Rhode Island
38	Ann Elizabeth Kelly	8	Daughter	—	Maryland
39	Edward P. Kelly	7	Son	—	Maryland
40	William T. Kelly	2	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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