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Ada Davis — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Niagara-County, New York

Our Model Tree links this Ada Davis across the 1920, 1930 and 1940 US Censuses in Niagara-County, New York (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 2-person household.

Age 65 b. ~1875 Female Head Born: New York Widowed

1940 Census Record Details

Census Year1940
LocationNiagara-County, New York
SurnameDavis
Given NameAda M.
Relationship to HeadHead
SexF
Color / RaceWhite
Age65
Marital StatusWidowed
BirthplaceNew York
1935 Residence (City)Lockport
1935 Residence (County)Niagara
Additional Details
Highest GradeNo 2
1935 ResidenceSame place
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardLockport
Est. Birth Year~1875

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 Ada Age Birth yr
Ada Davis Head — 65 ~1875
Alrich Davis Daughter — 40 ~1900

Census Appearances

1920
Niagara, New …
Spouse, age 45
Niagara, New York · implied b. ~1875 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Davis
Given Name Ada M
Relationship to Head Wife
Sex F
Color / Race White
Age 45
Marital Status Married
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
Niagara, New …
Other, age 55
Niagara, New York · implied b. ~1875 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Davis
Given Name Ada M.
Relationship to Head Wife-H
Sex F
Color / Race White
Age 55
Marital Status Married
Birthplace New York
Age at First Marriage 19
Father's Birthplace New York
Mother's Birthplace New York
Occupation none
Can Read/Write Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
Niagara-County, New …
Head, age 65
Niagara-County, New York · implied b. ~1875 — 2 household members
Surname Davis
Given Name Ada M.
Relationship to Head Head
Sex F
Color / Race White
Age 65
Marital Status Widowed
Birthplace New York
1935 Residence (City) Lockport
1935 Residence (County) Niagara
Highest Grade No 2
1935 Residence Same place
Birth State New York
Birth Country United States
Birthplace (normalized) new york

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 Ada Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ada Davis
Head · 1940 · age 65 · b. ~1875 · New York
★ 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 — Niagara-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02695-00991)

Line Name Age Relation Occupation Birthplace
41 Edward Jones 58 Head Farmer New York
42 George W. Graf 57 Head Farmer New York
43 Almira Graf 55 Wife — Canada
44 Caroline Graf 84 Mother — New York
45 George L. Graf 29 Head Lineman New York
46 Elaine Graf 29 Wife — New York
47 Beverly Logan 10 Niece — New York
48 Joseph G. Archbold 43 Head Restaurant Keeper New York
49 Marion F. Archbold 42 Wife — New York
50 Dorothy M. Archbold 19 Daughter — New York
51 Arthur C. Gloger 49 Head Farmer New York
52 Alba F. Gloger 43 Wife — New York
53 Russell F. Gloger 18 Son — New York
54 Henry F. Gloger 77 Head Farmer New York
55 Mary A. Gloger 75 Wife — New York
56 Ruth J. Gloger 49 Daughter Receptionist New York
57 Edward L. Raff 58 Head Tin Smith New York
58 Lillian V. Raff 51 Wife — New York
59 Harold E. Raff 28 Son Laborer New York
60 Herbert L. Raff 26 Son Truck Driver New York
61 Betty J. Raff 19 Daughter Maid New York
62 Otto A. Hartfiel 30 Head Auto Mechanic Germany
63 Hazel G. Hartfiel 18 Wife — New York
64 Shirley A. Hartfiel 0 Daughter — New York
65 Ada M. Davis THIS PERSON 65 Head — New York
66 Alrich C. Davis 40 Daughter Bookkeeper New York
67 Chester S. Morton 32 Head Salesman New York
68 Gladys V. Morton 32 Wife — New York
69 Elizabeth M. Morton 0 Daughter — New York
70 Harry D. Mason 40 Head Helper New York
71 Beatrice K. Mason 37 Wife Trained Nurse Pennsylvania
72 Gary K. Mason 1 Son — New York
73 Thomas J. May 51 Head Truck Driver New York
74 Mary E. May 50 Wife — New York
75 Earl H. Maples 50 Head Die Setter Michigan
76 Catherine Maples 48 Wife — New York
77 William E. Maples 21 Son Press Operator Canada
78 Robert G. Maples 18 Son — New York
79 George W. Sharp 70 Head — New York
80 Libbie R. Sharp 72 Wife — New York

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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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