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Mary Mcfadden — 1940 US Census Record
Model Tree available1940 United States Federal Census · Multnomah-County, Oregon
Our Model Tree links this Mary Mcfadden across the 1920, 1930 and 1940 US Censuses in Multnomah-County, Oregon (XGBoost, ~Confirmed), with identified parents John & Flora — first a spouse (b.~1897), then head of a 4-person household.
Age 43
b. ~1897
Female
Spouse
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Multnomah-County, Oregon |
| Surname | McFadden |
| Given Name | Mary P. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Multnomah |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | C 1 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Portland City |
| Est. Birth Year | ~1897 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Mcfadden | Spouse | — | 43 | ~1897 |
| Carl Mcfadden | Head | — | 47 | ~1893 |
| Dennis Mcfadden | Daughter | — | 7 | ~1933 |
| John Mcfadden | Son | — | 18 | ~1922 |
Census Appearances
1920
Multnomah, Oregon
Daughter, age 23
Multnomah, Oregon · implied b. ~1897 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McFadden |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | New York |
| Father's Birthplace | Ohio |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Multnomah, Oregon
Other, age 33
Multnomah, Oregon · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McFadden |
| Given Name | Mary P. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 20 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Multnomah-County, Oregon
Spouse, age 43
Multnomah-County, Oregon · implied b. ~1897 — 4 household members
| Surname | McFadden |
| Given Name | Mary P. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Multnomah |
| Class of Worker | 0 |
| Highest Grade | C 1 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Mary Mcfadden across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Secor (~0.92 confidence) and mother Flora Secor (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Secor
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Flora Secor
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Mcfadden
Spouse · 1940 · age 43 · b. ~1897 · 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-t0627-03391-00561)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herbert M. Peet | 47 | Head | Asst Regional Director | New York |
| 2 | Marie F. Peet | 44 | Wife | — | New York |
| 3 | Jane A.B. Peet | 19 | Daughter | — | Montana |
| 4 | Herbert M. Peet | 15 | Daughter | — | Montana |
| 5 | Bertha Fortner | 65 | Mother-in-law | — | New York |
| 6 | Louise E. Dennis | 56 | Head | — | — |
| 7 | Carl Arrowsmith | 38 | Head | Salesman | Indiana |
| 8 | Ardella O. Arrowsmith | 32 | Wife | — | Washington |
| 9 | Ardella Arrowsmith | 3 | Daughter | 0 | Oregon |
| 10 | Florence Northup | 19 | Maid | Housemaid | Washington |
| 11 | Hadassah F. Boyer | 82 | Head | — | Ohio |
| 12 | Ida H. Oblish | 55 | Maid | Maid Hse. | Nebraska |
| 13 | David F. Mcculloch | 58 | Head | Rate Engineer | Scotland |
| 14 | Alma L. Mcculloch | 48 | Wife | — | Iowa |
| 15 | David F. Jr. Mcculloch | 24 | Son | Asst Clerk | Washington |
| 16 | Dorothy A. Mcculloch | 23 | Daughter | Stenographer | Washington |
| 17 | Jean E. Mcculloch | 18 | Daughter | — | Oregon |
| 18 | Carl R. Mcfadden | 47 | Head | Owner & Manager | Missouri |
| 19 | Mary P. Mcfadden THIS PERSON | 43 | Wife | — | New York |
| 20 | John R.A. Mcfadden | 18 | Son | — | Oregon |
| 21 | Dennis E. Mcfadden | 7 | Daughter | — | Oregon |
| 22 | George S. Lewis | 54 | Head | Owner & Manager | Greece |
| 23 | Lena E. Lewis | 50 | Wife | — | Syria |
| 24 | Violet Ellis Lewis | 29 | Daughter | Social Case Worker | Oregon |
| 25 | Byron F. Ewers | 49 | Head | Traffic Supervisor | Virginia |
| 26 | Catherine T. Ewers | 45 | Wife | — | Wisconsin |
| 27 | Virginia A. Ewers | 15 | Daughter | — | California |
| 28 | Herbert Mcintosh | 45 | Head | Public Acct. | Canada |
| 29 | Mildred O. Mcintosh | 37 | Wife | — | Washington |
| 30 | Donald L. Mcintosh | 16 | Son | — | Washington |
| 31 | Arthur Ross Miller | 48 | Head | Sales Dist. Manager | Ohio |
| 32 | Helen E. Miller | 48 | Wife | — | Ohio |
| 33 | Jane Miller | 22 | Daughter | Secretary | Ohio |
| 34 | Ellen Miller | 21 | Daughter | — | Oregon |
| 35 | Barbara Miller | 91 | Mother | — | Ohio |
| 36 | Bess M. Durston | 44 | Head | — | Colorado |
| 37 | Jessie M. Durston | 16 | Daughter | — | Oregon |
| 38 | Audrey J. Durston | 12 | Daughter | — | Oregon |
| 39 | John M. Allen | 48 | Head | Office Mgr. | Washington |
| 40 | Lois B. Allen | 46 | Wife | — | Oregon |
Pedigree Summary
Mary
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)