EC
Emma Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harney-County, Oregon
Our Model Tree links this Emma Clark across the 1920, 1930 and 1940 US Censuses in Harney-County, Oregon (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 3-person household.
Age 51
b. ~1889
Female
Spouse
Born: Oregon
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Harney-County, Oregon |
| Surname | Clark |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Pine Creek Election Precinct |
| 1935 Residence (County) | Harney |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | C-3 |
| 1935 Residence | Same House |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Township / Ward | Pine Creek Election Precinct |
| Est. Birth Year | ~1889 |
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 1940 census.
| Name | Relation to head | Relative to Emma | Age | Birth yr |
|---|---|---|---|---|
| Harry Clark | Head | — | 52 | ~1888 |
| Harry Clark | Son | — | 21 | ~1919 |
| Emma Clark | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Harney, Oregon
Spouse, age 31
Harney, Oregon · implied b. ~1889 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Emma R |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Oregon |
| Father's Birthplace | Switzerland |
| Mother's Birthplace | Switzerland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Harney, Oregon
Spouse, age 41
Harney, Oregon · implied b. ~1889 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Oregon |
| Age at First Marriage | 28 |
| Father's Birthplace | Switzerland |
| Mother's Birthplace | Switzerland |
| Occupation | Teacher |
| Industry | Public School |
| Can Read/Write | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Harney-County, Oregon
Spouse, age 51
Harney-County, Oregon · implied b. ~1889 — 3 household members
| Surname | Clark |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Pine Creek Election Precinct |
| 1935 Residence (County) | Harney |
| Income (1939) | 0 |
| Highest Grade | C-3 |
| 1935 Residence | Same House |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 Emma Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Emma Clark
Spouse · 1940 · age 51 · b. ~1889 · Oregon
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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 — Harney-County, Oregon
Open full size
1940 US Federal Census — Harney-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03361-00433)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William H. Vanderveer | 57 | Head | Farm Owner | Missouri |
| 2 | E. Laura Vanderveer | 57 | Wife | — | Illinois |
| 3 | John L. Vanderveer | 24 | Son | Farm Laborer | Oregon |
| 4 | Lafayette W. Bridge | 36 | Hired hand | Farm Laborer | Nebraska |
| 5 | Leo A. Miller | 31 | Head | Farm Laborer | Oregon |
| 6 | Zeta M. Miller | 28 | Wife | — | Oregon |
| 7 | Merle G. Miller | 9 | Son | — | Oregon |
| 8 | Laverne J. Miller | 6 | Daughter | — | Oregon |
| 9 | Monroe Miller | 67 | Uncle | Farm Laborer | Oregon |
| 10 | Lloyd E. Campbell | 41 | Head | Farm Owner | Missouri |
| 11 | Ruth W. Campbell | 34 | Wife | — | Oregon |
| 12 | Theodore R. Campbell | 12 | Son | — | Oregon |
| 13 | Jack E. Campbell | 5 | Son | — | Oregon |
| 14 | Virginia L. Campbell | 2 | Daughter | — | Oregon |
| 15 | William W. Howe | 18 | Hired hand | Farm Laborer | English |
| 16 | Martha J. Campbell | 73 | Head | — | Missouri |
| 17 | Virgil E. Campbell | 44 | Son | Farm Laborer | Missouri |
| 18 | Raymond R. Miller | 44 | Head | Farm Owner | Oregon |
| 19 | Margaret A. Miller | 42 | Wife | — | Minnesota |
| 20 | Wesley B. Miller | 16 | Son | — | Oregon |
| 21 | Marion E. Kimberling | 19 | Daughter | — | Oregon |
| 22 | J. Leroy Kimberling | 20 | Son-in-law | Farm Laborer | Washington |
| 23 | Donald G. Kimberling | 2 | Grandson | — | Oregon |
| 24 | Harry R. Clark | 52 | Head | Farm Owner | Oregon |
| 25 | Emma Clark THIS PERSON | 51 | Wife | — | Oregon |
| 26 | Harry C. Clark | 21 | Son | Farm Operator | Idaho |
| 27 | Emma Miller | 78 | Head | — | Switzerland |
| 28 | Anson E. Powell | 53 | Head | Farm Operator | Oregon |
| 29 | Ohlia A. Powell | 42 | Wife | — | Kansas |
| 30 | Norma O. Powell | 14 | Daughter | — | Idaho |
| 31 | Annie W. Powell | 4 | Daughter | — | Idaho |
| 32 | Ellen Acton | 53 | Head | Farm Owner | Utah |
| 33 | Harvey W. Walch | 32 | Son | Farm Manager | Idaho |
| 34 | George D. Riley | 53 | Head | Farm Owner | Oregon |
| 35 | Bertha E. Riley | 45 | Wife | — | Oregon |
| 36 | Howard R. Riley | 21 | Son | Farm Laborer | Oregon |
| 37 | Madeline M. Riley | 13 | Daughter | — | Oregon |
| 38 | William J. South | 83 | Father-in-law | — | Oregon |
| 39 | Clarence H. Taylor | 78 | Head | — | Pennsylvania |
| 40 | Dan O. Debarmon | 47 | Head | Farm Owner | Missouri |
Related Census Records
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)