MW
Mary Wall — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Okanogan, Washington
Our Model Tree links this Mary Wall across the 1920 and 1930 US Censuses in Okanogan, Washington (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 8-person household.
Age 15
b. ~1915
Female
Daughter
Born: Washington
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Okanogan, Washington |
| Surname | Wall |
| Given Name | Mary J A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | England |
| Mother's Birthplace | Washington |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Omak Precinct 4 |
| Est. Birth Year | ~1915 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Wall | Head | — | 48 | ~1882 |
| Earnest Wall | Son | — | 18 | ~1912 |
| Mary Wall | Daughter | — | 15 | ~1915 |
| Katherine Wall | Daughter | — | 8 | ~1922 |
| Margaret Wall | Daughter | — | 6 | ~1924 |
| Herbert Wall | Son | — | 16 | ~1914 |
| Robert Wall | Son | — | 2 | ~1928 |
| Lillian Wall | Other | — | 42 | ~1888 |
Census Appearances
1920
Okanogan, Washington
Daughter, age 5
Okanogan, Washington · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wall |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | England |
| Mother's Birthplace | Washington |
| Occupation | none |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Okanogan, Washington
Daughter, age 15
Okanogan, Washington · implied b. ~1915 — 8 household members
| Surname | Wall |
| Given Name | Mary J A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | England |
| Mother's Birthplace | Washington |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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.
Our Model Tree links Mary Wall across 2 US Census years (1920 and 1930) in Okanogan, Washington, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Wall
Daughter · 1930 · age 15 · b. ~1915 · Washington
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Sibling
Robert Wall
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Wall
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Wall
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Wall
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earnest Wall
Sibling · 1930 · age 18
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
1930 US Federal Census — Okanogan, Washington
Open full size
1930 US Federal Census — Okanogan, Washington
Page Contents
28 people indexed on this census page (ia:1930:15thcensus2508unit:0871)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frances L Hendrick | 22 | Daughter | — | Washington |
| 2 | Margaret J Hendrick | 18 | Daughter | — | Washington |
| 3 | George R Hendrick | 14 | Son | — | Washington |
| 4 | Herbert L Hendrick | 13 | Son | — | Washington |
| 5 | Helen M Hendrick | 10 | Daughter | — | Washington |
| 6 | Harriet F Hendrick | 9 | Daughter | — | Washington |
| 7 | Richard W Hendrick | 7 | Son | — | Washington |
| 8 | Cecil Hendrick | 4 | Son | — | Washington |
| 9 | Robert F Guyatt | 43 | Head | Mail Carrier | Indiana |
| 10 | Cleo Guyatt | 44 | Wife-H | — | Illinois |
| 11 | Merle L Guyatt | 18 | Son | — | Illinois |
| 12 | Dorothea E Guyatt | 16 | Daughter | — | Illinois |
| 13 | Betty R Guyatt | 4 | Daughter | — | Washington |
| 14 | Charles F Schaffer | 42 | Head | Electrician | Nebraska |
| 15 | Ellen Schaffer | 35 | Wife-H | — | Nebraska |
| 16 | Robert H Schaffer | 13 | Son | — | Nebraska |
| 17 | Frank S Watt | 38 | Head | Laborer | Missouri |
| 18 | Ruth L Watt | 33 | Wife-H | — | Missouri |
| 19 | Merritt E Watt | 11 | Son | — | Missouri |
| 20 | Mona E Watt | 6 | Daughter | — | Colorado |
| 21 | John Wall | 48 | Head | Farmer | England |
| 22 | Lillian J Wall | 42 | Wife-H | — | Washington |
| 23 | Earnest J Wall | 18 | Son | — | Washington |
| 24 | Herbert L Wall | 16 | Son | — | Washington |
| 25 | Mary J A Wall THIS PERSON | 15 | Daughter | — | Washington |
| 26 | Katherine L Wall | 8 | Daughter | — | Washington |
| 27 | Margaret R Wall | 6 | Daughter | — | Washington |
| 28 | Robert G Wall | 2 | Son | — | Washington |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)