Mary Robertson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Iberia-County, Louisiana

Our Model Tree links this Mary Robertson across the 1920, 1930 and 1940 US Censuses in Iberia-County, Louisiana (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 8-person household.

Age 56 b. ~1884 Female Spouse Born: Louisiana Married

1940 Census Record Details

Census Year	1940
Location	Iberia-County, Louisiana
Surname	Robertson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	56
Marital Status	Married
Birthplace	Louisiana
1935 Residence (City)	New Iberia City
1935 Residence (County)	Iberia
Additional Details
Highest Grade	No 2
1935 Residence	Same house
Birth State	Louisiana
Birth Country	United States
Birthplace (normalized)	louisiana
Township / Ward	New Iberia City
Est. Birth Year	~1884

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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
R Robertson	Daughter	—	32	~1908
Ruby Robertson	Daughter	—	36	~1904
Chris Robertson	Head	—	63	~1877
Othee Sparrow	Other	—	24	~1916
Albert Verdun	Other	—	24	~1916
Preston Egland	Other	—	38	~1902
Mathias Booker	Other	—	25	~1915
Mary Robertson	Spouse	—	56	~1884

Census Appearances

1920

Iberia, Louisiana

Spouse, age 35

Iberia, Louisiana · implied b. ~1885 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Robertson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	35
Marital Status	Married
Birthplace	Louisiana
Father's Birthplace	Louisiana
Mother's Birthplace	Louisiana
Can Read	No
Speaks English	Yes
Birth State	Louisiana
Birth Country	United States
Birthplace (normalized)	louisiana

1930

Iberia, Louisiana

Spouse, age 46

Iberia, Louisiana · implied b. ~1884 — 9 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Robertson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	46
Marital Status	Married
Birthplace	Louisiana
Age at First Marriage	17
Father's Birthplace	Louisiana
Mother's Birthplace	Louisiana
Can Read/Write	Yes
Birth State	Louisiana
Birth Country	United States
Birthplace (normalized)	louisiana

1940

Iberia-County, Louisiana

Spouse, age 56

Iberia-County, Louisiana · implied b. ~1884 — 8 household members

Surname	Robertson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	56
Marital Status	Married
Birthplace	Louisiana
1935 Residence (City)	New Iberia City
1935 Residence (County)	Iberia
Highest Grade	No 2
1935 Residence	Same house
Birth State	Louisiana
Birth Country	United States
Birthplace (normalized)	louisiana

Model Tree

Linked across censuses

Our Model Tree links Mary Robertson 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 Robertson

Spouse · 1940 · age 56 · b. ~1884 · Louisiana

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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 — Iberia-County, Louisiana Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01403-00359)

Line	Name	Age	Relation	Occupation	Birthplace
1	Ariste Landry	30	Head	Baker	Louisiana
2	Joe Washington	34	Head	Laborer	Louisiana
3	Eliza Washington	30	Wife	Housekeeper	Mississippi
4	William Mcculloch	23	Head	Roughneck	Texas
5	Frances Mcculloch	22	Wife	—	Texas
6	Sandra Mcculloch	2	Daughter	—	Texas
7	Clemence Meyers	44	Head	Dressmaker	Louisiana
8	Carrie Mahan	24	Daughter	Dressmaker	Louisiana
9	Millard Smith	25	Head	Seismographer	Texas
10	Alma Louise Smith	24	Wife	—	Texas
11	Ebelier Thomson	50	Head	Cook	Louisiana
12	Edna Mae Young	13	Daughter	—	Louisiana
13	Edwin Evans	31	Lodger	Yard Boy	Mississippi
14	Pearl Evans	37	Lodger	House Keeper	Louisiana
15	Marguerite Johnston	17	Lodger	House Keeper	Louisiana
16	Marguerite Martin	24	Lodger	House Keeper	Louisiana
17	Sidney Miguez	60	Head	Barber	Louisiana
18	Octavia Miguez	42	Wife	—	Louisiana
19	Evangeline Miguez	22	Daughter	—	Louisiana
20	Betty Miguez	10	Daughter	—	Louisiana
21	Chris Robertson	63	Head	Insurance Salesman	Texas
22	Mary Robertson THIS PERSON	56	Wife	—	Louisiana
23	Ruby Robertson	36	Daughter	School Teacher	Louisiana
24	R. L. Robertson	32	Daughter	School Teacher	Louisiana
25	Othee Sparrow	24	Niece	Cook	Louisiana
26	Albert Verdun	24	Lodger	Salesman	Louisiana
27	Preston Egland	38	Lodger	Laborer Of Engines	Louisiana
28	Mathias Booker	25	Lodger	Porter	Texas
29	Austin Richardson	44	Head	Laborer	Louisiana
30	Fanny Richardson	36	Wife	—	Louisiana
31	Sanford Adams	17	Nephew	—	Louisiana
32	Lillian Adams	16	Nephew	—	Louisiana
33	Paul Anselmo	74	Head	Store Keeper	Italy
34	Mary Anselmo	48	Wife	—	Italy
35	Theophile Ackal	30	Head	Store Keeper	Louisiana
36	Edna Ackal	28	Wife	—	Louisiana
37	Alfred Ackal	4	Son	—	Louisiana
38	Laura Le Vasse	45	Head	Restaurant Cook	Louisiana
39	Maude Broussard	25	Lodger	Waitress	Louisiana
40	Rosalie Jackson	28	Head	Hairdresser	Alabama

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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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