Mary Blackwell — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Hart, Georgia

Our Model Tree links this Mary Blackwell across the 1920, 1930 and 1940 US Censuses in Hart, Georgia (XGBoost, ~Confirmed) — first a head (b.~1874), then head of a 2-person household.

Age 56 b. ~1874 Female Head Born: Georgia Widowed

1930 Census Record Details

Census Year	1930
Location	Hart, Georgia
Surname	Blackwell
Given Name	Mary L
Relationship to Head	Head
Sex	F
Color / Race	White
Age	56
Marital Status	Widowed
Birthplace	Georgia
Age at First Marriage	16
Father's Birthplace	Georgia
Mother's Birthplace	Georgia
Additional Details
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	2000
Radio Set	No
Birth State	Georgia
Birth Country	United States
Birthplace (normalized)	georgia
Township / Ward	Hartwell City
Est. Birth Year	~1874

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.

2 people recorded at the same address in the 1930 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Emma Blackwell	Daughter	—	34	~1896
Mary Blackwell	Head	—	56	~1874

Census Appearances

1920

Hart, Georgia

Head, age 48

Hart, Georgia · implied b. ~1872 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Blackwell
Given Name	Mary L.
Relationship to Head	Head
Sex	F
Color / Race	White
Age	48
Marital Status	Widowed
Birthplace	Georgia
Father's Birthplace	Georgia
Mother's Birthplace	Georgia
Occupation	Sewing
Industry	Ladies Store
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	R
Birth State	Georgia
Birth Country	United States
Birthplace (normalized)	georgia

1930

Hart, Georgia

Head, age 56

Hart, Georgia · implied b. ~1874 — 2 household members

Surname	Blackwell
Given Name	Mary L
Relationship to Head	Head
Sex	F
Color / Race	White
Age	56
Marital Status	Widowed
Birthplace	Georgia
Age at First Marriage	16
Father's Birthplace	Georgia
Mother's Birthplace	Georgia
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	2000
Radio Set	No
Birth State	Georgia
Birth Country	United States
Birthplace (normalized)	georgia

1940

Hart-County, Georgia

Spouse, age 66

Hart-County, Georgia · implied b. ~1874 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Blackwell
Given Name	Mary
Relationship to Head	wife
Sex	F
Color / Race	White
Age	66
Marital Status	Married
Birthplace	Georgia
1935 Residence (City)	R
1935 Residence (County)	Hart
Highest Grade	No 0
1935 Residence	Georgia
Birth State	Georgia
Birth Country	United States
Birthplace (normalized)	georgia

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Blackwell

Head · 1930 · age 56 · b. ~1874 · Georgia

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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1930 US Federal Census — Hart, Georgia Open full size

Page Contents

50 people indexed on this census page (ia:1930:georgiacensus00reel369:0025)

Line	Name	Age	Relation	Occupation	Birthplace
1	Mollie Baker	63	Head	—	Georgia
2	Lila Baker	44	Daughter	Saleslady	Georgia
3	Bessm Baker	35	Son	—	Georgia
4	Leo Baker	32	Son	Salesman	Georgia
5	Rosaline Massey	24	Daughter	—	Georgia
6	Helen Massey	4	Granddaughter	—	Georgia
7	Ben H Duncan	27	Head	Boot Black	Georgia
8	Tommie Duncan	27	Wife-H	—	Georgia
9	William H Duncan	6	Son	—	Georgia
10	James F Duncan	3	Son	—	Georgia
11	Emmett H Duncan	0	Son	—	Georgia
12	John W. Baker	71	Head	Clerk & Commissioner	Georgia
13	Martha L Baker	57	Wife-H	—	Georgia
14	Ruth Baker	22	Daughter	Stenographer	Georgia
15	Bill Baker	15	Son	—	Georgia
16	Lester M Cunningham	78	Head	—	Georgia
17	Millie B Cunningham	51	Wife-H	—	Georgia
18	Paul B Cunningham	22	Son	Mechanic	Georgia
19	Lester M Jr Cunningham	21	Son	Salesman	Georgia
20	Mildred E Cunningham	17	Daughter	—	Georgia
21	Jerry D Skelton	24	Head	Lineman	South Carolina
22	Rachel F Skelton	20	Wife-H	—	Georgia
23	Nathan Frost	37	Head	Proprietor	Russia Poland
24	Fannie Frost	27	Wife-H	—	Georgia
25	Roberta Frost	1	Daughter	—	South Carolina
26	Mrs Ella Griffin	53	Head	—	Georgia
27	Annie M Griffin	24	Daughter	Saleslady	Georgia
28	Alice Griffin	19	Daughter	—	Georgia
29	Nell Griffin	14	Daughter	—	Georgia
30	Wm J Hailey	58	Head	Physician	Georgia
31	Myrtice E Hailey	53	Wife-H	—	Georgia
32	Hugh E Hailey	20	Son	—	Georgia
33	Lois Sadler	28	Head	Cook	Georgia
34	Joe B Sadler	21	Brother	Laborer	Georgia
35	Nelson Sadler	24	Brother	Laborer	Georgia
36	Mary L Blackwell THIS PERSON	56	Head	—	Georgia
37	Emma C Blackwell	34	Daughter	—	Georgia
38	Clyde W Johnson	38	Head	Salesman	Georgia
39	Mae L Johnson	34	Wife-H	Saleslady	South Carolina
40	Taman E Barr	41	Head	Tax Receiver	Georgia
41	Lois Barr	40	Wife-H	—	Georgia
42	Howard E Barr	16	Son	—	Georgia
43	Elizabeth S Barr	14	Daughter	—	Georgia
44	Benajah C Teasley	54	Head	Medical Doctor	Georgia
45	Effie J Teasley	48	Wife-H	—	Georgia
46	Gerald H Teasley	22	Son	—	Georgia
47	B Columbus Jr Teasley	17	Son	—	Georgia
48	Amanda Underwood	58	Servant	Cook	Georgia
49	Wm (Not Read) Johnson	22	Boarder	Dealer In Fur And Cotton	Georgia
50	George O (Not Read) Teasley	48	Boarder	Salesman	Georgia

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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