MS
Margaret Simmons — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Island-County, Washington
Our Model Tree links this Margaret Simmons across the 1930 and 1940 US Censuses in Island-County, Washington (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 10-person household.
Age 15
b. ~1925
Female
Daughter
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Island-County, Washington |
| Surname | Simmons |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Clinton Precinct |
| 1935 Residence (County) | Island |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Clinton Precinct |
| Est. Birth Year | ~1925 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Mary Simmons | Spouse | — | 39 | ~1901 |
| Mary Simmons | Daughter | — | 18 | ~1922 |
| Martin Simmons | Son | — | 7 | ~1933 |
| Martin Simmons | Head | — | 48 | ~1892 |
| Barbara Simmons | Daughter | — | 1 | ~1939 |
| Stanley Simmons | Son | — | 13 | ~1927 |
| Margaret Simmons | Daughter | — | 15 | ~1925 |
| Roy Simmons | Son | — | 3 | ~1937 |
| Severine Jensen | Other | — | 55 | ~1885 |
| Benjamin Simmons | Son | — | 5 | ~1935 |
Census Appearances
1930
Island, Washington
Daughter, age 5
Island, Washington · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simmons |
| Given Name | Margaret S |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Washington |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Island-County, Washington
Daughter, age 15
Island-County, Washington · implied b. ~1925 — 10 household members
| Surname | Simmons |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Clinton Precinct |
| 1935 Residence (County) | Island |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| 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 Margaret Simmons across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Simmons
Daughter · 1940 · age 15 · b. ~1925 · Washington
★ You are viewing this record
Sibling
Roy Simmons
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Simmons
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Benjamin Simmons
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Simmons
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Simmons
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stanley Simmons
Sibling · 1940 · age 13
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 — Island-County, Washington
Open full size
1940 US Federal Census — Island-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04342-00028)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter G. Nicolle | 50 | Head | Clerical Work | Japan |
| 2 | Estell Nicolle | 44 | Wife | — | Washington |
| 3 | Conrad Nicolle | 20 | Son | Private | Washington |
| 4 | Charles G. Dietrich | 71 | Head | Retired Dr. | Wisconsin |
| 5 | Elmina Dietrich | 65 | Wife | — | Canada Eng |
| 6 | Hanna E. Shield | 69 | Sister | — | Canada Eng |
| 7 | William H. Cunningham | 71 | Head | Retired | Missouri |
| 8 | Eda Cunningham | 62 | Wife | — | Missouri |
| 9 | Olie Malm | 44 | Head | — | Norway |
| 10 | Leana Malm | 38 | Wife | — | Norway |
| 11 | Melvin Van Nieuwenhuise | 29 | Head | Mate | Washington |
| 12 | Dora G. Van Nieuwenhuise | 27 | Wife | — | Washington |
| 13 | Melvin Van Nieuwenhuise | 3 | Son | — | Washington |
| 14 | Laurene Van Nieuwenhuise | 1 | Daughter | — | Same Place |
| 15 | Martin Simmons | 48 | Head | County Work | Iowa |
| 16 | Mary Simmons | 39 | Wife | — | Wisconsin |
| 17 | Mary L. Simmons | 18 | Daughter | — | Washington |
| 18 | Margaret Simmons THIS PERSON | 15 | Daughter | — | Washington |
| 19 | Stanley Simmons | 13 | Son | — | Washington |
| 20 | Martin Simmons | 7 | Son | — | Washington |
| 21 | Benjamin Simmons | 5 | Son | — | Washington |
| 22 | Roy Simmons | 3 | Son | — | Washington |
| 23 | Barbara Simmons | 1 | Daughter | — | Washington |
| 24 | Severine Jensen | 55 | Sister | — | Iowa |
| 25 | William M. Mugall | 29 | Head | Black Ball Ferry | Washington |
| 26 | Myrtle Mugall | 25 | Wife | — | Columbia |
| 27 | Elizabeth Mugall | 3 | Daughter | — | Washington |
| 28 | William Mugall | 1 | Son | — | Washington |
| 29 | Geraldine Mugall | 1 | Daughter | — | Washington |
| 30 | Myrtle C. Carr | 55 | Head | Nurse | Missouri |
| 31 | Maurice Carr | 25 | Son | Trucking | Kansas |
| 32 | Esther Carr | 19 | Daughter | — | Colorado |
| 33 | Bertie Carr | 17 | Daughter | Helper In Bakery | Colorado |
| 34 | Steve A. Carr | 15 | Son | — | Colorado |
| 35 | Mabel Carr | 14 | Daughter | — | Colorado |
| 36 | Bernice Carr | 12 | Daughter | — | Colorado |
| 37 | Oscar Elf | 61 | Head | Farmer | Sweden |
| 38 | Severine Elf | 51 | Wife | — | Norway |
| 39 | Robert W. Elf | 11 | Son | — | Washington |
| 40 | June Elf | 15 | Daughter | — | Washington |
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)