Martha Lee — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Hennepin-County, Minnesota

Our Model Tree links this Martha Lee across the 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 4-person household.

Age 46 b. ~1894 Female Spouse Born: Colorado Married

1940 Census Record Details

Census Year	1940
Location	Hennepin-County, Minnesota
Surname	Lee
Given Name	Martha J
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	46
Marital Status	Married
Birthplace	Colorado
1935 Residence (City)	Minneapolis
1935 Residence (County)	Hennepin
Additional Details
Occupation	Maid
Industry	Retail Dept Store
Class of Worker	PW
Hours Worked	30
Income (1939)	675
Highest Grade	No 8
1935 Residence	Same house
Birth State	Colorado
Birth Country	United States
Birthplace (normalized)	colorado
Occupation	Maid
Township / Ward	Minneapolis
Est. Birth Year	~1894

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.

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

Name	Relation to head	Relative to Martha	Age	Birth yr
W Lee	Son	—	27	~1913
Martha Lee	Spouse	—	46	~1894
Edward Lee	Son	—	25	~1915
Edward Lee	Head	—	50	~1890

Census Appearances

1920

Hennepin, Minnesota

Spouse, age 28

Hennepin, Minnesota · implied b. ~1892 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Lee
Given Name	Martha
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	28
Marital Status	Married
Birthplace	Colorado
Father's Birthplace	Kentucky
Mother's Birthplace	Indiana
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Colorado
Birth Country	United States
Birthplace (normalized)	colorado

1930

Hennepin, Minnesota

Other, age 37

Hennepin, Minnesota · implied b. ~1893 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Lee
Given Name	Martha
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	37
Marital Status	Married
Birthplace	Colorado
Age at First Marriage	19
Father's Birthplace	Kentucky
Mother's Birthplace	Kentucky
Occupation	Maid
Industry	Apartment
Class of Worker	W
Can Read/Write	Yes
Birth State	Colorado
Birth Country	United States
Birthplace (normalized)	colorado

1940

Hennepin-County, Minnesota

Spouse, age 46

Hennepin-County, Minnesota · implied b. ~1894 — 4 household members

Surname	Lee
Given Name	Martha J
Relationship to Head	Wife
Sex	F
Color / Race	Black
Age	46
Marital Status	Married
Birthplace	Colorado
1935 Residence (City)	Minneapolis
1935 Residence (County)	Hennepin
Occupation	Maid
Industry	Retail Dept Store
Class of Worker	PW
Hours Worked	30
Income (1939)	675
Highest Grade	No 8
1935 Residence	Same house
Birth State	Colorado
Birth Country	United States
Birthplace (normalized)	colorado

Model Tree

Linked across censuses

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

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This person

Anchor record

Martha Lee

Spouse · 1940 · age 46 · b. ~1894 · Minnesota

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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 — Hennepin-County, Minnesota Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01992-00265)

Line	Name	Age	Relation	Occupation	Birthplace
41	Donald C Poffenberger	35	Head	Painter	Indiana
42	Lillian V Poffenberger	30	Wife	Clerk-Office	Minnesota
43	Joseph Little	25	Head	Store Manager	Minnesota
44	Fern I Little	22	Wife	Clerk	Iowa
45	Joseph R Little	1	Son	—	Minnesota
46	Edwin G Nelson	56	Head	Clerk	Wisconsin
47	Olga W Q Nelson	54	Wife	—	Wisconsin
48	Mildred H Nelson	29	Daughter	Comptometer Operator	Wisconsin
49	Lois E Nelson	14	Daughter	—	Minnesota
50	Manfred R Erickson	44	Head	Carpenter	Sweden
51	Anna M Erickson	43	Wife	—	Minnesota
52	Carl V Erickson	19	Son	Carpenter Apprentice	Minnesota
53	Walter E Erickson	17	Son	New Worker	Minnesota
54	Manfred R Erickson	16	Son	—	Minnesota
55	Violet L Erickson	15	Daughter	—	Minnesota
56	Gordon E Erickson	12	Son	—	Minnesota
57	George K Ostlund	48	Head	Carpenter	Minnesota
58	Emma J Ostlund	45	Wife	—	Minnesota
59	Phyllis E Ostlund	10	Daughter	—	Minnesota
60	Edna Jo Ostlund	8	Daughter	—	Minnesota
61	John E Newland	53	Head	Garage Mechanic	Kansas
62	Mamie A Newland	43	Wife	—	Illinois
63	J Eben Newland	5	Son	—	Minnesota
64	Albert T Newland	4	Son	—	Minnesota
65	Terrance E Newland	3	Son	—	Minnesota
66	Harlen E Hollingsworth	64	Head	Truck Driver	Indiana
67	Elisabeth J Hollingsworth	58	Wife	—	Iowa
68	Ends Heise	None	Block	—	—
69	Edward W Lee	50	Head	Janitor	Minnesota
70	Martha J Lee THIS PERSON	46	Wife	Maid	Colorado
71	W Wilver Lee	27	Son	Porter	Montana
72	Edward W Lee	25	Son	Janitor	Montana
73	Frank P Doyle	67	Head	Janitor	Minnesota
74	Margaret J Doyle	60	Wife	—	Minnesota
75	Helen E Doyle	25	Daughter	Dental Assistant	Minnesota
76	Margaret H Doyle	23	Daughter	Accountant	Minnesota
77	John Christopher	46	Head	Painter	Minnesota
78	June M Christopher	36	Wife	Salesclerk	Minnesota
79	Jack A Christopher	16	Son	—	Minnesota
80	Ends Here	None	Block	—	—

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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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