Mary Simpson — 1920 US Census Record

Linked across censuses

1920 United States Federal Census · Multnomah, Oregon

Our Model Tree links this Mary Simpson across the 1920, 1930 and 1940 US Censuses in Multnomah, Oregon (XGBoost, ~Confirmed) — first a spouse (b.~1872), then head of a 8-person household.

Age 48 b. ~1872 Female Spouse Born: Iowa Married

1920 Census Record Details

Census Year	1920
Location	Multnomah, Oregon
Surname	Simpson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	48
Marital Status	Married
Birthplace	Iowa
Father's Birthplace	England
Mother's Birthplace	England
Additional Details
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Township / Ward	Portland City
Est. Birth Year	~1872

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 1920 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Esther Simpson	Daughter	—	23	~1897
Beatrice Simpson	Daughter	—	26	~1894
Maude Simpson	Daughter	—	20	~1900
Fannie Simpson	Daughter	—	17	~1903
George Simpson	Head	—	48	~1872
Donald Simpson	Son	—	12	~1908
Ralph Simpson	Son	—	14	~1906
Mary Simpson	Spouse	—	48	~1872

Census Appearances

1920

Multnomah, Oregon

Spouse, age 48

Multnomah, Oregon · implied b. ~1872 — 8 household members

Surname	Simpson
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	48
Marital Status	Married
Birthplace	Iowa
Father's Birthplace	England
Mother's Birthplace	England
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Multnomah, Oregon

Other, age 59

Multnomah, Oregon · implied b. ~1871 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Simpson
Given Name	May
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	59
Marital Status	Married
Birthplace	Iowa
Age at First Marriage	22
Father's Birthplace	England
Mother's Birthplace	England
Can Read/Write	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1940

Multnomah-County, Oregon

Spouse, age 69

Multnomah-County, Oregon · implied b. ~1871 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Simpson
Given Name	May
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	69
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Portland city
1935 Residence (County)	Multnomah
Industry	0
Highest Grade	8
1935 Residence	Same place
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Linked across censuses

Our Model Tree links Mary Simpson 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 Simpson

Spouse · 1920 · age 48 · b. ~1872 · Oregon

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

Original Census Page

1920 US Federal Census — Multnomah, Oregon Open full size

Page Contents

50 people indexed on this census page (ia:1920:14thcensusofpopu1502unit:0330)

Line	Name	Age	Relation	Occupation	Birthplace
1	Marjory E Dana	9	—	—	Oregon
2	Winifred N Dana	1	—	—	Oregon
3	Arthur Klump	33	Head	Engraver	Oregon
4	Rose H Klump	35	Wife	—	Wisconsin
5	Delmar Eddy	26	Head	Secretary	Oregon
6	Bernice B Eddy	24	Wife	—	Minnesota
7	Henry G Eddy	1	Son	—	Oregon
8	John M Coughlan	36	Head	Secretary & Treas	Indiana
9	Florence Coughlan	29	Wife	—	Nebraska
10	Gerard M Coughlan	9	Son	—	Oregon
11	Betty M Coughlan	7	Daughter	—	British Columbia
12	Jack M Coughlan	3	Son	—	Oregon
13	Alfred H Frauendorf	35	Head	Painter	Posen Germany
14	Freda Frauendorf	38	Wife	—	Wurttemberg Germany
15	Harold A Frauendorf	10	Son	—	Oregon
16	Emma Gregory	54	Lodger	Nurse	Ohio
17	Albert S Nelson	39	Head	Landscape Gardener	Posen Germany
18	Jennie M Nelson	33	Wife	—	Berlin Germany
19	Eugene V Nelson	13	Son	—	Missouri
20	Arthur V Nelson	11	Son	—	Missouri
21	Lewis J Edberg	41	Head	Farmer	Sweden
22	Leona M Edberg	37	Wife	—	Idaho
23	Louis E Edberg	15	Son	—	Oregon
24	Cecil L Edberg	13	Son	—	Oregon
25	Ruby L Edberg	7	Daughter	—	Oregon
26	Emerald L Edberg	6	Daughter	—	Oregon
27	Pearl M Edberg	15	Niece	—	Oregon
28	Agnes W Dunk	50	Head	Teacher	Wisconsin
29	Jennie A Walker	70	Mother	—	Canada
30	Rudolph J Knott	34	Head	Traffic Manager	Minnesota
31	Amelia M Knott	32	Wife	—	Sweden
32	Isabelle Knott	2	Daughter	—	Washington
33	Amanda J Johanson	40	Sister-in-law	Clerk	Minnesota
34	Alexander D Mcmillan	34	Head	Special Officer	Colorado
35	Lelah Mcmillan	30	Wife	—	Oregon
36	Isaac M Simpson	62	Head	Retired	Oregon
37	Tafida Simpson	58	Wife	—	Iowa
38	Charles H Long	39	Head	Branch Manager	Minnesota
39	Lillie E Long	39	Wife	—	Minnesota
40	Donald Long	13	Son	—	So Dakota
41	George R Simpson	48	Head	Welder	Kansas
42	Mary Simpson THIS PERSON	48	Wife	—	Iowa
43	Beatrice Simpson	26	Daughter	Billier	Washington
44	Esther V Simpson	23	Daughter	Office Girl	Washington
45	Maude L Simpson	20	Daughter	Clerk	Washington
46	Fannie M Simpson	17	Daughter	Marker	Washington
47	Ralph G Simpson	14	Son	—	Washington
48	Donald L Simpson	12	Son	—	Washington
49	Frank L Schafer	36	Head	Traveling Salesman	Illinois
50	Bessie L Schafer	40	Wife	—	Washington

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1920 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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