MP
Margaret Porter — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Colorado
Our Model Tree links this Margaret Porter across the 1930 and 1940 US Censuses in Washington-County, Colorado (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 6-person household.
Age 18
b. ~1922
Female
Daughter
Born: Nebraska
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Colorado |
| Surname | Porter |
| Given Name | Margaret C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Washington |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same house |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Est. Birth Year | ~1922 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Frances Porter | Daughter | — | 16 | ~1924 |
| Guy Porter | Head | — | 47 | ~1893 |
| Ida Porter | Spouse | — | 49 | ~1891 |
| Betty Porter | Daughter | — | 12 | ~1928 |
| Thomas Porter | Son | — | 9 | ~1931 |
| Margaret Porter | Daughter | — | 18 | ~1922 |
Census Appearances
1930
Washington, Colorado
Daughter, age 8
Washington, Colorado · implied b. ~1922 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Porter |
| Given Name | Margaret N. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Nebraska |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Washington-County, Colorado
Daughter, age 18
Washington-County, Colorado · implied b. ~1922 — 6 household members
| Surname | Porter |
| Given Name | Margaret C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Washington |
| 1935 Residence (County) | Washington |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same house |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Porter across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Porter
Daughter · 1940 · age 18 · b. ~1922 · Colorado
★ You are viewing this record
Sibling
Frances Porter
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Porter
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Porter
Sibling · 1940 · age 9
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 — Washington-County, Colorado
Open full size
1940 US Federal Census — Washington-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00480-00715)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Roy S. Green | 42 | Head | Farmer | Nebraska |
| 42 | Annie E. Green | 30 | Wife | — | California |
| 43 | Laura G. Green | 15 | Daughter | — | California |
| 44 | Alvin R. Green | 14 | Son | — | California |
| 45 | Donald D. Green | 10 | Son | — | Wyoming |
| 46 | Dayton D. Green | 8 | Son | — | Colorado |
| 47 | Marvel G. Green | 6 | Son | — | Colorado |
| 48 | Linda M. Green | 3 | Daughter | — | Colorado |
| 49 | Irvin C. Cox | 25 | Hired hand | Farm Laborer | Nebraska |
| 50 | Glen E. Blake | 27 | Head | Farmer | Colorado |
| 51 | Pearl H. Blake | 24 | Wife | — | Colorado |
| 52 | Clara W. Olson | 78 | Head | — | Sweden |
| 53 | Frank J. Olson | 52 | Head | Farmer | Nebraska |
| 54 | F. Loren Hale | 47 | Head | Farmer | Nebraska |
| 55 | Daisy W. Hale | 46 | Wife | — | Nebraska |
| 56 | Frank G. Hale | 18 | Son | — | Colorado |
| 57 | Ruby J. Hale | 13 | Daughter | — | Colorado |
| 58 | Colman Hale | 11 | Son | — | Colorado |
| 59 | Daisy Laurene Hale | 8 | Daughter | — | Colorado |
| 60 | Mary M. Hale | 4 | Daughter | — | Colorado |
| 61 | Robert Brown | 61 | Head | Farmer | Indiana |
| 62 | Guy L. Porter | 47 | Head | Farmer | Nebraska |
| 63 | Ida M. Porter | 49 | Wife | — | Nebraska |
| 64 | Margaret C. Porter THIS PERSON | 18 | Daughter | — | Nebraska |
| 65 | Frances L. Porter | 16 | Daughter | — | Colorado |
| 66 | Betty J. Porter | 12 | Daughter | — | Colorado |
| 67 | Thomas L. Porter | 9 | Son | — | Colorado |
| 68 | Daniel Gidney | 53 | Head | Farmer | Nebraska |
| 69 | Albert Gishma | 52 | Head | Farmer | Nebraska |
| 70 | M. Bell Gishma | 48 | Wife | — | Colorado |
| 71 | Dorene B. Gishma | 18 | Daughter | — | Colorado |
| 72 | Marjorie E. Gishma | 9 | Daughter | — | Colorado |
| 73 | Claudia R. Watzbarger | 57 | Head | — | Tennessee |
| 74 | Richard M. Watzbarger | 78 | Husband | — | Ohio |
| 75 | Theo J. Roderick | 29 | Head | Farmer | Texas |
| 76 | Opal H. Roderick | 23 | Wife | — | Colorado |
| 77 | Joyce F. Roderick | 2 | Daughter | — | Colorado |
| 78 | Joan F. Roderick | 2 | Daughter | — | Colorado |
| 79 | Paul Walczyk | 48 | Head | Farmer | Germany |
| 80 | Clara M. Walczyk | 45 | Wife | — | Texas |
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)