Margaret Ross — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Los-Angeles-County, California

Our Model Tree links this Margaret Ross across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 3-person household.

Age 52 b. ~1888 Female Spouse Born: Idaho Married

1940 Census Record Details

Census Year	1940
Location	Los-Angeles-County, California
Surname	Ross
Given Name	Margaret
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	52
Marital Status	Married
Birthplace	Idaho
1935 Residence (City)	S. Pasadena City
1935 Residence (County)	Los Angeles
Additional Details
Class of Worker	0
Highest Grade	H-4
1935 Residence	Same place
Birth State	Idaho
Birth Country	United States
Birthplace (normalized)	idaho
Township / Ward	S Pasadena City
Est. Birth Year	~1888

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.

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

Name	Relation to head	Relative to Margaret	Age	Birth yr
Lewis Ross	Head	—	64	~1876
Julia Ross	Son	—	19	~1921
Margaret Ross	Spouse	—	52	~1888

Census Appearances

1920

San Gabriel, …

Spouse, age 33

San Gabriel, California · implied b. ~1887 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Ross
Given Name	Margaret
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	33
Marital Status	Married
Birthplace	Idaho
Father's Birthplace	Wales
Mother's Birthplace	Utah
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Welsh
Birth State	Idaho
Birth Country	United States
Birthplace (normalized)	idaho

1930

Los Angeles, …

Spouse, age 43

Los Angeles, California · implied b. ~1887 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Ross
Given Name	Margaret D
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	43
Marital Status	Married
Birthplace	Idaho
Age at First Marriage	23
Father's Birthplace	Wales
Mother's Birthplace	Utah
Occupation	none
Can Read/Write	Yes
Veteran	No
Birth State	Idaho
Birth Country	United States
Birthplace (normalized)	idaho

1940

Los-Angeles-County, California

Spouse, age 52

Los-Angeles-County, California · implied b. ~1888 — 3 household members

Surname	Ross
Given Name	Margaret
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	52
Marital Status	Married
Birthplace	Idaho
1935 Residence (City)	S. Pasadena City
1935 Residence (County)	Los Angeles
Class of Worker	0
Highest Grade	H-4
1935 Residence	Same place
Birth State	Idaho
Birth Country	United States
Birthplace (normalized)	idaho

Model Tree

Linked across censuses

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

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This person

Anchor record

Margaret Ross

Spouse · 1940 · age 52 · b. ~1888 · California

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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 — Los-Angeles-County, California Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00243-00286)

Line	Name	Age	Relation	Occupation	Birthplace
1	Oliver H. Brogdon	65	Head	—	Alabama
2	Ella M. Brogdon	57	Wife	—	Alabama
3	Charlie Frederick	65	Head	—	Iowa
4	Ida Frederick	70	Wife	—	Iowa
5	Burton Mitchell	52	Head	Official Supt.	Pennsylvania
6	Ettel Mitchell	50	Wife	—	Nebraska
7	Richard Mitchell	9	Son	—	California
8	E. Neal Ames	46	Head	Attorney	California
9	Esther P. Ames	45	Wife	—	Idaho
10	Esther E. Ames	15	Daughter	—	California
11	Pauline Ames	12	Daughter	—	California
12	Edwin P. Ames	6	Son	—	California
13	Guy Kendall	53	Head	Salesman	Nebraska
14	Ola Kendall	47	Wife	—	Washington
15	Ray Kendall	20	Son	—	Oregon
16	Lewis Ross	64	Head	Broker	Pennsylvania
17	Margaret Ross THIS PERSON	52	Wife	—	Idaho
18	Julia Jr. Ross	19	Son	Janitor	California
19	Lyle M. Scott	47	Head	Road Man	Indiana
20	Catherine H. Scott	46	Wife	—	Illinois
21	Lyle Helen Scott	21	Son	—	California
22	Clarence Sexton	27	Lodger	Motor Officer	California
23	Frederick B. Ridgway	46	Head	—	Illinois
24	Aileen Ridgway	36	Wife	—	Ohio
25	Frederick B. Jr. Ridgway	13	Son	—	Illinois
26	William T. Ridgway	11	Son	—	Illinois
27	Bessie Martin	56	Servant	—	Ohio
28	Alice Schulert	30	Servant	Servant	Hess
29	Carl Sommier	50	Head	Gardener	Denmark
30	Violet Sommier	54	Wife	—	Ireland
31	Robert Sommier	19	Son	—	California
32	Carl W. Sommier	9	Son	—	California
33	Soren B. Seymour	70	Head	—	Illinois
34	Susan Seymour	65	Wife	—	Illinois
35	Bernice Miller	None	Servant	—	—
36	Maud A. Roberts	72	Head	—	Illinois
37	Maria Cambiaso	44	Daughter	—	California
38	Jemima Walbourne	33	Servant	Servant	Jamaica
39	Percy La Core	32	Servant	Chauffeur	Oklahoma
40	Carmel La Core	30	Servant	Maid	Oklahoma

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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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