Mary Rice — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Multnomah-County, Oregon

Our Model Tree links this Mary Rice across the 1920, 1930 and 1940 US Censuses in Multnomah-County, Oregon (XGBoost, ~Confirmed) — first a head (b.~1859), then head of a 2-person household.

Age 81 b. ~1859 Female Head Born: Oregon Widowed

1940 Census Record Details

Census Year	1940
Location	Multnomah-County, Oregon
Surname	Rice
Given Name	Mary Frances
Relationship to Head	Head
Sex	F
Color / Race	White
Age	81
Marital Status	Widowed
Birthplace	Oregon
1935 Residence (City)	Portland (City)
1935 Residence (County)	Multnomah
Additional Details
Class of Worker	0
Hours Worked	0
Income (1939)	0
Highest Grade	No 3
1935 Residence	Same house
Birth State	Oregon
Birth Country	United States
Birthplace (normalized)	oregon
Township / Ward	Portland City
Est. Birth Year	~1859

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 1940 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Adele Rice	Daughter	—	46	~1894
Mary Rice	Head	—	81	~1859

Census Appearances

1920

Multnomah, Oregon

Head, age 61

Multnomah, Oregon · implied b. ~1859 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Rice
Given Name	Mary
Relationship to Head	Head
Sex	F
Color / Race	White
Age	61
Marital Status	Widowed
Birthplace	Oregon
Father's Birthplace	Illinois
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	O
Home Free/Mortgaged	F
Birth State	Oregon
Birth Country	United States
Birthplace (normalized)	oregon

1930

Multnomah, Oregon

Head, age 70

Multnomah, Oregon · implied b. ~1860 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Rice
Given Name	Marie
Relationship to Head	Head
Sex	F
Color / Race	White
Age	70
Marital Status	Widowed
Birthplace	Oregon
Age at First Marriage	20
Father's Birthplace	Illinois
Mother's Birthplace	Ohio
Occupation	none
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	2,200.
Radio Set	R
Birth State	Oregon
Birth Country	United States
Birthplace (normalized)	oregon

1940

Multnomah-County, Oregon

Head, age 81

Multnomah-County, Oregon · implied b. ~1859 — 2 household members

Surname	Rice
Given Name	Mary Frances
Relationship to Head	Head
Sex	F
Color / Race	White
Age	81
Marital Status	Widowed
Birthplace	Oregon
1935 Residence (City)	Portland (City)
1935 Residence (County)	Multnomah
Class of Worker	0
Hours Worked	0
Income (1939)	0
Highest Grade	No 3
1935 Residence	Same house
Birth State	Oregon
Birth Country	United States
Birthplace (normalized)	oregon

Model Tree

Linked across censuses

Our Model Tree links Mary Rice 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 Rice

Head · 1940 · age 81 · b. ~1859 · Oregon

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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 — Multnomah-County, Oregon Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-03391-00757)

Line	Name	Age	Relation	Occupation	Birthplace
1	Charles H. Powers	54	Head	Owner	Arkansas
2	Alta Mae Powers	45	Wife	Waitress	Michigan
4	John L. Mckenna	59	Head	Pipe And Tank	Oregon
5	Hugh F. Mckenna	44	Lodger	—	Oregon
6	Lawrence J. Connell	58	Head	Telegraph Manager	South Dakota
7	Margaret Connell	51	Wife	—	Oregon
8	Thomas W. Welch	30	Head	Addressograph	Oregon
9	Helen V. Welch	28	Wife	—	California
10	Thomas Jr. Welch	7	Son	—	Oregon
11	James C. Welch	5	Son	—	Oregon
12	Joseph R. Coe	36	Head	Laborer	Iowa
13	Lena M. Coe	33	Wife	—	Kansas
14	Harold R. Coe	14	Son	—	Oregon
15	Atala Coe	12	Daughter	—	Oregon
16	Heino Peper	58	Head	Laborer	Nebraska
17	Metha Peper	53	Wife	—	Nebraska
18	Robert Peper	14	Son	Clerk	Oregon
19	Alfred Brinkhoff	21	Lodger	—	Kansas
20	Robert Rust	76	Head	—	Germany
21	James P. Reddy	49	Head	Steamfitter	New Jersey
22	Edith E. Reddy	43	Wife	—	Washington
23	Luther L. Webber	38	Head	Poultry Dresser	Missouri
24	Nancy C. Webber	33	Wife	Seamstress	Missouri
25	Mary Frances Rice THIS PERSON	81	Head	—	Oregon
26	Adele J. Rice	46	Daughter	Payroll Clerk	Oregon
27	William C. Kelsey	45	Head	Surveyor	Indiana
28	Mary E. Kelsey	43	Wife	—	Oregon
29	Lon Blaine	42	Head	Agent	Indiana
30	Rosa M. Blaine	34	Wife	—	Washington
31	Gloria M. Coppelli	15	Daughter	—	Washington
32	Belvin Williams	48	Head	Waiter	Oklahoma
33	Norma Williams	43	Wife	Stenographer	Montana
34	William H. Williams	13	Son	—	Washington
35	Anna Tindula	73	Head	—	Germany
36	Joseph M. Landreth	58	Head	Painter	Oregon
37	Georgina Landreth	53	Wife	—	Kansas
38	Rodney Landreth	12	Son	—	Oregon
39	William Ecklund	65	Head	Carpenter	Minnesota
40	Anna W. Ecklund	54	Wife	—	Minnesota

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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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