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Charles Oliver — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Multnomah-County, Oregon
Our Model Tree links this Charles Oliver across the 1920, 1930 and 1940 US Censuses in Multnomah-County, Oregon (XGBoost, ~Confirmed) — first a head (b.~1856), then head of a 3-person household.
Age 84
b. ~1856
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Multnomah-County, Oregon |
| Surname | Oliver |
| Given Name | Charles E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 84 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Portland (city) |
| 1935 Residence (County) | Multnomah |
| Additional Details | |
| Occupation | Hydraulic Engineer |
| Industry | City Water Works |
| Class of Worker | GW |
| Hours Worked | 24 |
| Income (1939) | 1200 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Hydraulic Engineer |
| Township / Ward | Portland City |
| Est. Birth Year | ~1856 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Oliver | Head | — | 84 | ~1856 |
| Josephine Oliver | Spouse | — | 73 | ~1867 |
| Edward Oliver | Son | — | 51 | ~1889 |
Census Appearances
1920
Multnomah, Oregon
Head, age 60
Multnomah, Oregon · implied b. ~1860 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | Charles E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Illinois |
| Occupation | Civil Engineer |
| Industry | City Water Works |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Multnomah, Oregon
Head, age 74
Multnomah, Oregon · implied b. ~1856 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | Charles E. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 31 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | U.S. (state unknown) |
| Occupation | engineer |
| Industry | municipal water bureau |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6200 |
| Radio Set | R |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Multnomah-County, Oregon
Head, age 84
Multnomah-County, Oregon · implied b. ~1856 — 3 household members
| Surname | Oliver |
| Given Name | Charles E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 84 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Portland (city) |
| 1935 Residence (County) | Multnomah |
| Occupation | Hydraulic Engineer |
| Industry | City Water Works |
| Class of Worker | GW |
| Hours Worked | 24 |
| Income (1939) | 1200 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Charles Oliver across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Oliver
Head · 1940 · age 84 · b. ~1856 · Oregon
★ 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 — Multnomah-County, Oregon
Open full size
1940 US Federal Census — Multnomah-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03390-00077)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clara Bellan | 60 | Head | — | Michigan |
| 2 | Francis Ritter | 49 | Sister | Stenographer | Michigan |
| 3 | Merinda Potts | 90 | Mother | — | Canada English |
| 4 | Charles E. Oliver THIS PERSON | 84 | Head | Hydraulic Engineer | Iowa |
| 5 | Josephine Oliver | 73 | Wife | — | Kansas |
| 6 | Edward J. Oliver | 51 | Son | Teller | Oregon |
| 7 | Lemuel Koon | 53 | Head | Manager | Michigan |
| 8 | Mary E. Koon | 51 | Wife | — | Michigan |
| 9 | Charles A. Koon | 29 | Son | Draftsman | Oregon |
| 10 | S. A. Beck | 57 | Head | District Manager | Missouri |
| 11 | Wilda Beck | 54 | Wife | — | Oregon |
| 12 | Arthur J. Wiese | 53 | Head | Local Manager | Illinois |
| 13 | Margaret Wiese | 50 | Wife | — | Michigan |
| 14 | Francis Wiese | 24 | Daughter | — | Oregon |
| 15 | Arthur J. Wiese | 21 | Son | Booker | Oregon |
| 16 | Pleasant S. Mitchell | 59 | Head | Salesman | Missouri |
| 17 | Josephine Mitchell | 54 | Wife | — | Oregon |
| 18 | Helen B. Ervine | 43 | Lodger | Stenographer | Oregon |
| 19 | Lottie L. Olson | 70 | Head | Emergency Car Service | Norway |
| 20 | William Robarts | 61 | Head | Emergency Car Service | Nebraska |
| 21 | Lillian N. Robarts | 57 | Wife | — | Montana |
| 22 | Joseph D. Mcholland | 34 | Head | Traffic Representative | Missouri |
| 23 | Edith B. Mcholland | 35 | Wife | — | Washington |
| 24 | Melvin Lake | 24 | Head | Order Clerk | Oregon |
| 25 | Jean M. Lake | 24 | Wife | Sales Girl | Oregon |
| 26 | John J. Pobochanko | 40 | Head | Supervision Administrators | Russia |
| 27 | Ruth E. Pobochanko | 31 | Wife | Anathetist | Idaho |
| 28 | Henry L. Sallee | 29 | Head | Insurance Salesman | Mississippi |
| 29 | Elizabeth Sallee | 26 | Wife | Receptionist | Washington |
| 30 | Charles A. Jensen | 57 | Head | Collection Manager | Illinois |
| 31 | Nelly M. Jensen | 48 | Wife | Hostess In Model House | Oregon |
| 32 | Robert W. Jensen | 24 | Son | Men'S Furnishings Clerk | New York |
| 33 | Thomas Laman | 35 | Head | Executive | Washington |
| 34 | Grace Laman | 63 | Mother | — | Washington |
| 35 | Elmer D. Hunter | 44 | Head | Foreman | Oregon |
| 36 | Smith E. Hunter | 86 | Father | — | New York |
| 37 | Harry H. Mccoy | 57 | Head | Pressman | Nebraska |
| 38 | Edith Mccoy | 54 | Wife | — | Iowa |
| 39 | Helen U. Mccoy | 27 | Daughter | Biller | Oregon |
| 40 | Elnora B. Mccoy | 26 | Daughter | Stenographer | Oregon |
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)