WU
William Underwood — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Multnomah-County, Oregon
Our Model Tree links this William Underwood across the 1920, 1930 and 1940 US Censuses in Multnomah-County, Oregon (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 8-person household.
Age 57
b. ~1883
Male
Head
Born: Washington
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Multnomah-County, Oregon |
| Surname | Underwood |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Portland city |
| 1935 Residence (County) | Multnomah |
| Additional Details | |
| Occupation | portable engineer |
| Industry | road & heavy construction |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 356 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Portable Engineer |
| Township / Ward | Portland City |
| Est. Birth Year | ~1883 |
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 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Herman Campbell | Other | — | 73 | ~1867 |
| Hester Underwood | Spouse | — | 44 | ~1896 |
| Ruth Malloy | Daughter | — | 30 | ~1910 |
| Glenn Malloy | Son | — | 33 | ~1907 |
| William Underwood | Head | — | 57 | ~1883 |
| Cecil Campbell | Other | — | 34 | ~1906 |
| Here Malloy | Other | — | — | |
| Mary Malloy | Other | — | 22 | ~1918 |
Census Appearances
1920
Hood River, …
Head, age 37
Hood River, Oregon · implied b. ~1883 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Underwood |
| Given Name | Wm |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Washington |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Washington |
| Occupation | Blacksmith |
| Industry | Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Multnomah, Oregon
Head, age 47
Multnomah, Oregon · implied b. ~1883 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Underwood |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Washington |
| Age at First Marriage | 26 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Washington |
| Occupation | Trucker |
| Industry | Transfer Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Multnomah-County, Oregon
Head, age 57
Multnomah-County, Oregon · implied b. ~1883 — 8 household members
| Surname | Underwood |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Portland city |
| 1935 Residence (County) | Multnomah |
| Occupation | portable engineer |
| Industry | road & heavy construction |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 356 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| 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 William Underwood across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Underwood
Head · 1940 · age 57 · b. ~1883 · 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-t0627-03387-00896)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | R. Dudley Sprague | 59 | Head | Operator | Iowa |
| 42 | Myra C. Sprague | 49 | Wife | Service Station | Minnesota |
| 43 | Clement Anna Sprague | 80 | Aunt | — | Minnesota |
| 44 | Eulalia Hutchinson | 46 | Head | — | Kansas |
| 45 | Clyde Hutchinson | 16 | Son | — | Oregon |
| 46 | Doris Hutchinson | 12 | Daughter | — | Oregon |
| 47 | Happner, Ann Hutchinson | 18 | Lodger | — | Oregon |
| 48 | June Ordway | 11 | Boarder | — | Oregon |
| 49 | William Underwood THIS PERSON | 57 | Head | Portable Engineer | Washington |
| 50 | Hester Underwood | 44 | Wife | Cook | Washington |
| 51 | Glenn Malloy | 33 | Son | Truck Driver | Oregon |
| 52 | Ruth Malloy | 30 | Daughter | — | Oregon |
| 53 | Herman A. Campbell | 73 | Step father | — | Germany |
| 54 | Cecil A. Campbell | 34 | Brother | Truck Driver | Oregon |
| 55 | Mary Malloy | 22 | Grand daughter | — | Oregon |
| 56 | Here Ends Block No 101 And Begins Block No 100 Malloy | None | — | — | — |
| 57 | Catherine L. Mcdonegon | 69 | Head | Typist & Typewriter | Wisconsin |
| 58 | Lewis Marvin Nobles | 45 | Head | Police Garage Superintendent | Oregon |
| 59 | Cora Nobles | 43 | Wife | — | Oregon |
| 60 | James Nobles | 14 | Son | — | Oregon |
| 61 | Here Ends Block 100 And Begins Block 99 Nobles | None | — | — | — |
| 62 | David S. Williams | 70 | Head | Water Supply Plumbing | Ohio |
| 63 | Catherine Williams | 19 | Daughter | — | Oregon |
| 64 | Here Ends Block 99 And Begins Block 97 - Block 98 Vacant Williams | None | — | — | — |
| 65 | William Sauter | 36 | Head | Paint Salesman | Oregon |
| 66 | Ruth Sauter | 35 | Wife | — | England |
| 67 | James William Sauter | 10 | Son | — | Oregon |
| 68 | Suzanne Sauter | 1 | Daughter | — | Oregon |
| 69 | Here Ends Block 97 And Begins Block 96 Sauter | None | — | — | — |
| 70 | Emery Ingham | 41 | Head | Chiropractic Physician | Oregon |
| 71 | Mary Ingham | 34 | Wife | — | Washington |
| 72 | Sally Ingham | 11 | Daughter | — | Oregon |
| 73 | Sue Ingham | 8 | Daughter | — | Oregon |
| 74 | Emery John Ingham | 6 | Son | — | Oregon |
| 75 | Sadie M. Kerr | 62 | Mother in law | — | Arkansas |
| 76 | Clara Cogswell Ingham | 71 | Head | — | Oregon |
| 77 | Cora Gay | 65 | Cousin | — | Oregon |
| 78 | Benjamin Pillette | 58 | Gardener | Gardener | Iowa |
| 79 | Elizabeth Wahl | 24 | Head | Teacher | Illinois |
| 80 | Here Ends Block 96 And Begins Block 95 Wahl | None | — | — | — |
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)