Mary Kaufman — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Okanogan-County, Washington

Our Model Tree links this Mary Kaufman across the 1920, 1930 and 1940 US Censuses in Okanogan-County, Washington (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 6-person household.

Age 51 b. ~1889 Female Head Born: Washington Widowed

1940 Census Record Details

Census Year	1940
Location	Okanogan-County, Washington
Surname	Kaufman
Given Name	Mary
Relationship to Head	Head
Sex	F
Color / Race	White
Age	51
Marital Status	Widowed
Birthplace	Washington
1935 Residence (City)	Omak #2
1935 Residence (County)	Okanogan
Additional Details
Occupation	Owner
Industry	Apple Ranch
Class of Worker	OA
Hours Worked	40
Income (1939)	925
Highest Grade	No 6
1935 Residence	Same place
Birth State	Washington
Birth Country	United States
Birthplace (normalized)	washington
Occupation	Owner
Township / Ward	Omak 2
Est. Birth Year	~1889

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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
Lawrence Kaufman	Son	—	19	~1921
Mary Kaufman	Head	—	51	~1889
Anna-Mae Kaufman	Daughter	—	21	~1919
Bernard Kaufman	Son	—	25	~1915
Joseph Kaufman	Son	—	27	~1913
Gilbert Kaufman	Son	—	16	~1924

Census Appearances

1920

Okanogan, Washington

Spouse, age 30

Okanogan, Washington · implied b. ~1890 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Kaufman
Given Name	Mary J
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	30
Marital Status	Married
Birthplace	Washington
Father's Birthplace	Minnesota
Mother's Birthplace	Minnesota
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Washington
Birth Country	United States
Birthplace (normalized)	washington

1930

Okanogan, Washington

Spouse, age 40

Okanogan, Washington · implied b. ~1890 — 9 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Kaufman
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Washington
Age at First Marriage	25
Father's Birthplace	Wisconsin
Mother's Birthplace	Wisconsin
Can Read/Write	Yes
Mother Tongue	English
Veteran	No
Birth State	Washington
Birth Country	United States
Birthplace (normalized)	washington

1940

Okanogan-County, Washington

Head, age 51

Okanogan-County, Washington · implied b. ~1889 — 6 household members

Surname	Kaufman
Given Name	Mary
Relationship to Head	Head
Sex	F
Color / Race	White
Age	51
Marital Status	Widowed
Birthplace	Washington
1935 Residence (City)	Omak #2
1935 Residence (County)	Okanogan
Occupation	Owner
Industry	Apple Ranch
Class of Worker	OA
Hours Worked	40
Income (1939)	925
Highest Grade	No 6
1935 Residence	Same place
Birth State	Washington
Birth Country	United States
Birthplace (normalized)	washington

Model Tree

Linked across censuses

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

Show:

This person

Anchor record

Mary Kaufman

Head · 1940 · age 51 · b. ~1889 · Washington

★ You are viewing this record

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

Original Census Page

1940 US Federal Census — Okanogan-County, Washington Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-04353-00510)

Line	Name	Age	Relation	Occupation	Birthplace
1	Wilma J. Wilmer	7	Daughter	—	Washington
2	James Wilmer	3	Son	—	Washington
3	William Wilmer	2	Son	—	Washington
4	Bertrand Julian	66	Head	Watchmaker	Iowa
5	James Smith	45	Head	Laborer	Scotland
6	Clara Smith	43	Wife	—	Minnesota
7	Gordon Smith	17	Son	Box Maker	Montana
8	Hal B. Alsid	42	Head	Owner	Nebraska
9	Lydia Alsid	37	Wife	—	Nebraska
10	Janice Alsid	10	Daughter	—	Washington
11	Hal F. Alsid	8	Son	—	Washington
12	Francis Berry	22	Head	Laborer	Oklahoma
13	Eleanor Berry	22	Wife	Laborer	Minnesota
14	Milton Petersen	25	Head	Operator	Washington
15	Nina Petersen	24	Wife	—	Oregon
16	George Wallace	73	Head	Owner	Kentucky
17	Alice Wallace	56	Wife	—	Kansas
18	Alfred Wallace	18	Son	Laborer	Washington
19	James E. Jaquish	56	Head	Carpenter	Wisconsin
20	Frieda L. Jaquish	50	Wife	—	Wisconsin
21	Norma Jaquish	13	Daughter	—	Washington
22	Fred Michelsen	52	Head	Laborer	Kansas
23	Edna Michelsen	48	Wife	—	Washington
24	Jack Michelsen	15	Son	Laborer	Oregon
25	Charles C. Byrd	48	Head	Owner	N. Carolina
26	Ruthann Byrd	49	Wife	—	N. Carolina
27	Howard Byrd	26	Son	Laborer	Washington
28	Charles C. (Jr.) Byrd	21	Son	Laborer	Washington
29	Glen A. Fleischmann	30	Head	Laborer	Missouri
30	Mildred Fleischmann	25	Wife	—	Washington
31	Glenna Fleischmann	9	Daughter	—	Washington
32	Fredrick L. Fleischmann	7	Son	—	Washington
33	Gayle Fleischmann	5	Daughter	—	Washington
34	Roderick Fleischmann	1	Son	—	Washington
35	Mary Kaufman THIS PERSON	51	Head	Owner	Washington
36	Joseph Kaufman	27	Son	Laborer	Washington
37	Bernard Kaufman	25	Son	Laborer	Washington
38	Anna-Mae Kaufman	21	Daughter	Packer	Washington
39	Lawrence Kaufman	19	Son	—	Washington
40	Gilbert Kaufman	16	Son	Picker	Washington

Search for Mary Kaufman

All Mary Kaufman Census Records Discover Kaufman Family Tree

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)

Report inaccurate data