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Mattie Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Oregon
Our Model Tree links this Mattie Thompson across the 1930 and 1940 US Censuses in Washington-County, Oregon (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Female
Daughter
Born: Montana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Oregon |
| Surname | Thompson |
| Given Name | Mattie J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Hillsboro |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Township / Ward | Hillsboro |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mattie | Age | Birth yr |
|---|---|---|---|---|
| Veda Thompson | Daughter | — | 19 | ~1921 |
| Hattie Thompson | Daughter | — | 17 | ~1923 |
| Charles Thompson | Son | — | 22 | ~1918 |
| Mattie Thompson | Daughter | — | 16 | ~1924 |
| Emery Thompson | Son | — | 20 | ~1920 |
| Thomas Thompson | Head | — | 54 | ~1886 |
| Tommy Thompson | Son | — | 11 | ~1929 |
| Henry Thompson | Son | — | 7 | ~1933 |
| Hattie Thompson | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Washington, Oregon
Daughter, age 6
Washington, Oregon · implied b. ~1924 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Mattie G. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Montana |
| Mother's Birthplace | Montana |
| Occupation | none |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Washington-County, Oregon
Daughter, age 16
Washington-County, Oregon · implied b. ~1924 — 9 household members
| Surname | Thompson |
| Given Name | Mattie J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Hillsboro |
| 1935 Residence (County) | Washington |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 Mattie Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mattie Thompson
Daughter · 1940 · age 16 · b. ~1924 · Oregon
★ You are viewing this record
Sibling
Veda Thompson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emery Thompson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hattie Thompson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Tommy Thompson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Thompson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Thompson
Sibling · 1940 · age 22
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 — Washington-County, Oregon
Open full size
1940 US Federal Census — Washington-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03383-00517)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Helen C Mann | 35 | Wife | — | Oregon |
| 2 | Mary R Mann | 12 | Daughter | — | Oregon |
| 3 | Nurbil | Norbil Deaville | 83 | Head | — | England |
| 4 | Allen E Deaville | 33 | Son | Truck Driver | South Dakota |
| 5 | Frances Deaville | 31 | Daughter | Teacher | Oregon |
| 6 | William Deaville | 14 | Grandson | — | Oregon |
| 7 | Rufus L Burnett | 50 | Head | Salesman | Georgia |
| 8 | Edith F Burnett | 40 | Wife | — | England |
| 9 | C. Ray Burnett | 19 | Son | — | Illinois |
| 10 | Edward N Burnett | 12 | Son | — | Missouri |
| 11 | Robert L Burnett | 10 | Son | — | Missouri |
| 12 | Otto B Hartrampf | 56 | Head | Salesman | Minnesota |
| 13 | Mary L Hartrampf | 50 | Wife | — | Oregon |
| 14 | Joyce J Hartrampf | 9 | Daughter | — | Oregon |
| 15 | Veda M Hartrampf | 8 | Daughter | — | Oregon |
| 16 | Charles A Churchill | 62 | Head | Plasterer | Washington |
| 17 | Emily S Churchill | 60 | Wife | Plasterer | Oregon |
| 18 | Ellen L Johnston | 77 | Head | — | Oregon |
| 19 | Elmer V Crawford | 27 | Head | Laborer | Oklahoma |
| 20 | Lana M Crawford | 20 | Wife | — | Don't know |
| 21 | Elmer L Crawford | 4 | Son | — | Oregon |
| 22 | Beverly M Crawford | 2 | Daughter | — | Oregon |
| 23 | Joan M Crawford | 0 | Daughter | — | Oregon |
| 24 | Theodore E Wilks | 17 | Lodger | Carpenter | Unknown |
| 25 | E. Ray Miller | 37 | Head | Retail Store Mgr | Oregon |
| 26 | Polly E Miller | 37 | Wife | — | Iowa |
| 27 | Harold R Miller | 11 | Son | — | Oregon |
| 28 | Ray L Miller | 10 | Nephew | — | Oregon |
| 29 | Barbara E Miller | 7 | Niece | — | Oregon |
| 30 | Thomas A Thompson | 54 | Head | Janitor | Montana |
| 31 | Hattie M Thompson | 46 | Wife | — | Montana |
| 32 | Charles A Thompson | 22 | Son | — | Montana |
| 33 | Emery A Thompson | 20 | Son | — | Montana |
| 34 | Veda M Thompson | 19 | Daughter | — | Montana |
| 35 | Hattie G Thompson | 17 | Daughter | — | Montana |
| 36 | Mattie J Thompson THIS PERSON | 16 | Daughter | — | Montana |
| 37 | Tommy Thompson | 11 | Son | — | Washington |
| 38 | Henry W Thompson | 7 | Son | — | Oregon |
| 39 | William H Walker | 76 | Head | — | Canada-Eng |
| 40 | Sarah A Walker | 76 | Wife | — | Alabama |
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)