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Margaret Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Multnomah-County, Oregon
Our Model Tree links this Margaret Martin across the 1920, 1930 and 1940 US Censuses in Multnomah-County, Oregon (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 3-person household.
Age 62
b. ~1878
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Multnomah-County, Oregon |
| Surname | Martin |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Portland |
| 1935 Residence (County) | Multnomah |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Portland |
| Est. Birth Year | ~1878 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Martin | Daughter | — | 36 | ~1904 |
| Edward Martin | Head | — | 67 | ~1873 |
| Margaret Martin | Spouse | — | 62 | ~1878 |
Census Appearances
1920
Multnomah, Oregon
Spouse, age 41
Multnomah, Oregon · implied b. ~1879 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Margaret R. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Multnomah, Oregon
Other, age 52
Multnomah, Oregon · implied b. ~1878 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Margaret R. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Northern Ireland |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Multnomah-County, Oregon
Spouse, age 62
Multnomah-County, Oregon · implied b. ~1878 — 3 household members
| Surname | Martin |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Portland |
| 1935 Residence (County) | Multnomah |
| Highest Grade | H 4 |
| 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 Margaret Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Martin
Spouse · 1940 · age 62 · b. ~1878 · 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
39 people indexed on this census page (nara:1940:m-t0627-03391-00227)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clarence M. White | 29 | Head | Cashier | Utah |
| 2 | Edward R. Martin | 67 | Head | District Supt. | Iowa |
| 3 | Margaret Martin THIS PERSON | 62 | Wife | — | Iowa |
| 4 | Margaret M. Martin | 36 | Daughter | Teacher | No. Dakota |
| 5 | Annabelle Dickerson | 56 | Head | — | Minnesota |
| 6 | John Miller | 43 | Head | Sausage Maker | Idaho |
| 7 | Eunice Miller | 38 | Wife | — | Nebraska |
| 8 | Adele Miller | 6 | Daughter | — | Oregon |
| 9 | Estevan Walker | 33 | Brother-in-law | Forester And Surveyor | Oregon |
| 10 | Elwood Ewan | 74 | Head | — | Ohio |
| 11 | Sarah E. Ewan | 70 | Wife | — | Pennsylvania |
| 12 | Ruth Ewan | 34 | Daughter | Photographer | Nebraska |
| 13 | Howard Ewan | 27 | Son | Truck Driver | Colorado |
| 14 | Jennie E. Davis | 75 | Head | — | Oregon |
| 15 | George Davis | 44 | Son | — | Washington |
| 16 | Bertram E. Griffin | 44 | Head | Adjudicator | California |
| 17 | Amy B. Griffin | 36 | Wife | — | Oklahoma |
| 18 | Bertram F. Griffin | 8 | Son | — | California |
| 19 | Pamela Griffin | 6 | Daughter | — | Oregon |
| 20 | Anne Griffin | 2 | Daughter | — | Oregon |
| 21 | Charles H. Washburn | 58 | Head | Home Owner | Michigan |
| 22 | Gertrude S. Washburn | 56 | Wife | Hallock-Stitcher | Michigan |
| 23 | Conrad Wyer | 63 | Head | Carpenter | Switzerland |
| 24 | Ida E. Wyer | 59 | Wife | — | Iowa |
| 25 | Gertrude B. Howard | 73 | Head | — | Iowa |
| 26 | William Mayme Howard | 50 | Daughter | Secretary | Nebraska |
| 27 | Harry E. Hanford | 55 | Head | Salesman | New York |
| 28 | Mabel E. Hanford | 51 | Wife | Caterer | Nebraska |
| 29 | Ruth E. Hanford | 24 | Daughter | — | Nebraska |
| 30 | Richard A. Hanford | 22 | Son | Salesman | Nebraska |
| 31 | Anna B. Hanford | 16 | Daughter | — | Nebraska |
| 32 | Agnes Snodgrass | 60 | Head | — | Oregon |
| 33 | John H. Reiffith | 42 | Head | Secretary | Louisiana |
| 34 | Frances E. Reiffith | 38 | Wife | — | Oregon |
| 35 | Jack Reiffith | 14 | Son | — | Washington |
| 36 | Robert Reiffith | 7 | Son | — | Oregon |
| 37 | E. Ray Kuehner | 56 | Head | — | Michigan |
| 38 | Lucil W. Kuehner | 61 | Wife | — | Wisconsin |
| 39 | Olga J. Bantem | 51 | Niece | Nurse | Wisconsin |
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)