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Mary Tyler — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Polk-County, Iowa

Our Model Tree links this Mary Tyler across the 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 8-person household.

Age 19 b. ~1921 Female Daughter Born: Iowa Single

1940 Census Record Details

Census Year1940
LocationPolk-County, Iowa
SurnameTyler
Given NameMary M
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age19
Marital StatusSingle
BirthplaceIowa
1935 Residence (City)Des Moines City
1935 Residence (County)Polk
Additional Details
OccupationHousekeeper
Class of WorkerPW
Hours Worked40
Income (1939)500
Highest GradeNo 8
1935 ResidenceSame place
Birth StateIowa
Birth CountryUnited States
Birthplace (normalized)iowa
OccupationHousekeeper
Township / WardDes Moines City
Est. Birth Year~1921

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 1940 census.

Name Relation to head Relative to Mary Age Birth yr
Mary Tyler Daughter — 19 ~1921
Lloyd Tyler Son — 20 ~1920
Bobby Tyler Son — 11 ~1929
Daisy Tyler Daughter — 5 ~1935
Daisy Tyler Spouse — 46 ~1894
Chas Tyler Head — 47 ~1893
Glen Tyler Son — 14 ~1926
Paul Tyler Son — 11 ~1929

Census Appearances

1930
Polk, Iowa
Daughter, age 9
Polk, Iowa · implied b. ~1921 — 10 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Tyler
Given Name Mary
Relationship to Head Daughter
Sex F
Color / Race White
Age 9
Marital Status Single
Birthplace Iowa
Father's Birthplace Iowa
Mother's Birthplace Iowa
Can Read/Write Yes
Birth State Iowa
Birth Country United States
Birthplace (normalized) iowa
1940
Polk-County, Iowa
Daughter, age 19
Polk-County, Iowa · implied b. ~1921 — 8 household members
Surname Tyler
Given Name Mary M
Relationship to Head Daughter
Sex F
Color / Race White
Age 19
Marital Status Single
Birthplace Iowa
1935 Residence (City) Des Moines City
1935 Residence (County) Polk
Occupation Housekeeper
Class of Worker PW
Hours Worked 40
Income (1939) 500
Highest Grade No 8
1935 Residence Same place
Birth State Iowa
Birth Country United States
Birthplace (normalized) iowa

Model Tree

An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Linked across censuses
Our Model Tree links Mary Tyler across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Tyler
Daughter · 1940 · age 19 · b. ~1921 · Iowa
★ You are viewing this record
Sibling
Lloyd Tyler
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Tyler
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Glen Tyler
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daisy Tyler
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bobby Tyler
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Polk-County, Iowa Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01193-00868)

Line Name Age Relation Occupation Birthplace
1 Chas M Tyler 47 Head Roofer Iowa
2 Daisy G Tyler 46 Wife — Iowa
3 Lloyd M Tyler 20 Son Trucker Iowa
4 Mary M Tyler THIS PERSON 19 Daughter Housekeeper Iowa
5 Glen Le Roy Tyler 14 Son — Iowa
6 Bobby Dale Tyler 11 Son — Iowa
7 Paul Eugene Tyler 11 Son — Iowa
8 Daisy Gene Tyler 5 Daughter — Iowa
9 John C Wright 50 Head Repairman Iowa
10 Orpha D Wright 34 Wife — Iowa
11 Edith A Wright 18 Daughter New Worker Seamstress Iowa
12 John L Wright 12 Son — Iowa
13 Robt Avery Wright 10 Son — Iowa
14 Martha K Wright 7 Daughter — Iowa
15 Cedric Reams 18 Head New Worker Iowa
16 Worthy M Reams 17 Wife — Iowa
17 Annie J Walker 73 Head — Indiana
18 Dorothy Walker 66 Wife — Ohio
19 Edward Glen Walker 25 Son Cook Iowa
20 George H Fidler 30 Head Labor Kansas
21 Fern Agnes Fidler 24 Wife — Iowa
22 Harmon Fern L A Fidler 7 Daughter — Iowa
23 Newton Hamli Fidler 4 Son — Iowa
24 Nora La Rue Fidler 2 Daughter — Iowa
25 Agnes Fidler 2 Daughter — Iowa
26 Harlan F Miller 30 Brother Laborer Iowa
27 Ethel May Miller 31 Wife — Iowa
28 Fred Alex Ulbrand 65 Lodger Engineer Turkey
29 Maggie E Swan 41 Head — Missouri
30 Helen M Ishmael 23 Daughter Beauty Operator Missouri
31 Vivian Maria Ishmael 22 Daughter Laundress Iowa
32 Wayne S Ishmael 19 Son — Iowa
33 Kate Cooper 48 Head Seamstress Ohio
34 George Jr Cooper 21 Son Grocery Clerk Iowa
35 John Cooper 16 Son — Iowa
36 Donald Cooper 13 Son — Iowa
37 Susie Sherbo 73 Head — Czechoslovakia
38 John S Sherbo 44 Son Welder Iowa
39 Willard J Sherbo 16 Grandson — Iowa
40 P. M. Brownell 31 Head Clerk Iowa

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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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