HC
Harry Cooper — 1920 US Census Record
Model Tree available1920 United States Federal Census · Lewis, Washington
Our Model Tree links this Harry Cooper across the 1900, 1910 and 1920 US Censuses in Lewis, Washington (XGBoost, ~Confirmed), with identified parents Ell & Robert — first a son (b.~1900), then head of a 3-person household.
Age 20
b. ~1900
Male
Son
Born: Washington
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Lewis, Washington |
| Surname | Cooper |
| Given Name | Harry W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Occupation | Auto Mechanic |
| Industry | Garage |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Auto Mechanic |
| Township / Ward | Morton City |
| Est. Birth Year | ~1900 |
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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Harry Cooper | Son | — | 20 | ~1900 |
| Robert Cooper | Head | — | 42 | ~1878 |
| Emma Cooper | Spouse | — | 36 | ~1884 |
Census Appearances
1900
Lewis, Washington
Son, age 1
Lewis, Washington · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Harry W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Washington |
| Birth Month | Mar |
| Birth Year | 1899 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1910
Lewis, Washington
Son, age 11
Lewis, Washington · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Harry W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1920
Lewis, Washington
Son, age 20
Lewis, Washington · implied b. ~1900 — 3 household members
| Surname | Cooper |
| Given Name | Harry W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Auto Mechanic |
| Industry | Garage |
| Class of Worker | W |
| Can Read | Yes |
| Can 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 Harry Cooper across 3 US Census years (1900, 1910 and 1920) in Lewis, Washington, using XGBoost record linkage. Identified parents: father Ell Cooper (~0.92 confidence) and father Robert Cooper (~0.92 confidence) and father Robert Cooper (~0.92 confidence) and mother Emma Cooper (~0.92 confidence) and mother Emma Cooper (~0.92 confidence) and mother Emma Cooper (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ell Cooper
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Robert Cooper
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Robert Cooper
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Emma Cooper
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Emma Cooper
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Emma Cooper
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Cooper
Son · 1920 · age 20 · b. ~1900 · Washington
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Lewis, Washington
Open full size
1920 US Federal Census — Lewis, Washington
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1933unit:0771)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John W. Thompson | 24 | Head | Logger | Missouri |
| 2 | Gladys R. Thompson | 20 | Wife | — | Washington |
| 3 | Walter Sydell | 36 | Head | Proprietor | Idaho |
| 4 | Leona Sydell | 28 | Wife | — | Alabama |
| 5 | Donald Sydell | 4 | Son | — | Washington |
| 6 | Leonard Sydell | 3 | Son | — | Washington |
| 7 | Bernard Sydell | 1 | Son | — | Washington |
| 8 | Bernice Sydell | 1 | Daughter | — | Washington |
| 9 | Morton O. Sydell | 0 | Son | — | Washington |
| 10 | James R. Collins | 56 | Head | — | West Virginia |
| 11 | Malinda Collins | 52 | Wife | — | West Virginia |
| 12 | Roy Collins | 31 | Son | Keeper | West Virginia |
| 13 | Arbaid Collins | 18 | Son | Logger | West Virginia |
| 14 | Susan Collins | 16 | Daughter | — | Colorado |
| 15 | Flora Collins | 13 | Daughter | — | Washington |
| 16 | Rita Collins | 8 | Daughter | — | Washington |
| 17 | James Oswalt | 24 | Son in law | Laborer | Illinois |
| 18 | Nevada Oswalt | 23 | Daughter | — | West Virginia |
| 19 | James Oswalt | 2 | Grandson | — | Washington |
| 20 | Roy Oswalt | 0 | Grandson | — | Washington |
| 21 | Clad Barrett | 34 | Boarder | Laborer | Oregon |
| 22 | Charles E. Oswalt | 19 | Head | Laborer | Illinois |
| 23 | Vera Oswalt | 17 | Wife | — | Sweden |
| 24 | Homer Mclean | 37 | Head | Mechanic | Kansas |
| 25 | Nina Mclean | 24 | Wife | — | Kansas |
| 26 | Edward Mclean | 10 | Son | — | Colorado |
| 27 | Ruth Mclean | 4 | Daughter | — | Idaho |
| 28 | James Mustain | 28 | Head | Engineer | Arkansas |
| 29 | Della Mustain | 25 | Wife | — | Kentucky |
| 30 | Iris Mustain | 5 | Daughter | — | Kentucky |
| 31 | Ione Mustain | 3 | Daughter | — | Washington |
| 32 | Robert E. Cooper | 42 | Head | Proprietor | Missouri |
| 33 | Emma P. Cooper | 36 | Wife | — | Missouri |
| 34 | Harry W. Cooper THIS PERSON | 20 | Son | Auto Mechanic | Washington |
| 35 | William Scott | 74 | Head | Gardener | Indiana |
| 36 | Henrietta Scott | 71 | Wife | — | Wisconsin |
| 37 | Nannie Price | 48 | Head | — | West Virginia |
| 38 | Beulah Price | 23 | Daughter | — | Kentucky |
| 39 | Marie Price | 5 | Adopted Daughter | — | Kentucky |
| 40 | Elizabeth Morris | 73 | Mother | Rugweaver | Virginia |
| 41 | John Short | 34 | Head | — | West Virginia |
| 42 | Walter Short | 16 | Son | Laborer | West Virginia |
| 43 | Cora Short | 13 | Daughter | — | Washington |
| 44 | Floyd Short | 7 | Son | — | Washington |
| 45 | Nettie Short | 5 | Daughter | — | Washington |
| 46 | Kellie Short | 2 | Daughter | — | Washington |
| 47 | George Salisbury | 42 | Head | Timber Faller | Iowa |
| 48 | Vera Salisbury | 22 | Wife | — | Washington |
| 49 | Earl Salisbury | 2 | Son | — | Washington |
| 50 | Dell Salisbury | 0 | Son | — | Washington |
Pedigree Summary
Harry
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)