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Margaret Williams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Routt-County, Colorado
Our Model Tree links this Margaret Williams across the 1920, 1930 and 1940 US Censuses in Routt-County, Colorado (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1919), then head of a 7-person household.
Age 21
b. ~1919
Female
Daughter
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Routt-County, Colorado |
| Surname | Williams |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Steamboat Springs Town |
| 1935 Residence (County) | Routt |
| Additional Details | |
| Occupation | Operator |
| Industry | Telephone Office |
| Class of Worker | PW |
| Hours Worked | 6 |
| Income (1939) | 242 |
| Highest Grade | C-4 |
| 1935 Residence | Same Place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Operator |
| Township / Ward | Steamboat Springs Town |
| Est. Birth Year | ~1919 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Williams | Daughter | — | 21 | ~1919 |
| John Williams | Head | — | 56 | ~1884 |
| Lawrence Williams | Son | — | 15 | ~1925 |
| Lloyd Williams | Son | — | 12 | ~1928 |
| Leonard Williams | Son | — | 24 | ~1916 |
| William Williams | Son | — | 18 | ~1922 |
| Mildred Williams | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Routt, Colorado
Daughter, age 1
Routt, Colorado · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Colorado |
| Occupation | none |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Routt, Colorado
Daughter, age 11
Routt, Colorado · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Colorado |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Routt-County, Colorado
Daughter, age 21
Routt-County, Colorado · implied b. ~1919 — 7 household members
| Surname | Williams |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Steamboat Springs Town |
| 1935 Residence (County) | Routt |
| Occupation | Operator |
| Industry | Telephone Office |
| Class of Worker | PW |
| Hours Worked | 6 |
| Income (1939) | 242 |
| Highest Grade | C-4 |
| 1935 Residence | Same Place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Williams (~0.92 confidence) and father John Williams (~0.92 confidence) and mother Mildred Williams (~0.92 confidence) and mother Mildred Williams (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Williams
b. ~1893
Source father
● Household
· direct · ~0.92
Father
John Williams
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Mildred Williams
b. ~1897
Source mother
● Household
· direct · ~0.92
Mother
Mildred Williams
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Williams
Daughter · 1940 · age 21 · b. ~1919 · Colorado
★ You are viewing this record
Sibling
Leonard Williams
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Williams
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Williams
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Williams
Sibling · 1940 · age 15
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 — Routt-County, Colorado
Open full size
1940 US Federal Census — Routt-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00479-00032)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Josephine Blasse | 25 | Wife | — | Nebraska |
| 2 | Leta Blasse | 1 | Daughter | — | Colorado |
| 3 | Annie Bradburn | 67 | Head | — | Texas |
| 4 | Madelyn Bradburn | 18 | Granddaughter | — | Oklahoma |
| 5 | Robert Bradburn | 17 | Grandson | — | Oklahoma |
| 6 | James Harding | 35 | Lodger | Assistant | Oklahoma |
| 7 | George Bradburn | 39 | Head | Operator-Owner | Oklahoma |
| 8 | Mamie Bradburn | 34 | Wife | — | Oklahoma |
| 9 | George L. Bradburn | 15 | Son | — | Oklahoma |
| 10 | Eugene Lepley | 31 | Head | Forest Supervisor | Colorado |
| 11 | Ruth Lepley | 30 | Wife | — | Michigan |
| 12 | Clarence Schaefermeyer | 33 | Head | Proprietor | Colorado |
| 13 | Frances Schaefermeyer | 28 | Wife | Assistant | Colorado |
| 14 | Claire Schaefermeyer | 7 | Daughter | — | Colorado |
| 15 | Bunny Ray Schaefermeyer | 3 | Daughter | — | Colorado |
| 16 | John L. Williams | 56 | Head | Laborer | Colorado |
| 17 | Mildred Williams | 46 | Wife | Maid | Colorado |
| 18 | Leonard Williams | 24 | Son | Foreman | Colorado |
| 19 | Margaret Williams THIS PERSON | 21 | Daughter | Operator | Colorado |
| 20 | William Williams | 18 | Son | New Worker | Colorado |
| 21 | Lawrence Williams | 15 | Son | — | Colorado |
| 22 | Lloyd Williams | 12 | Son | — | Colorado |
| 23 | Ida May Arisla | 66 | Head | — | Colorado Terr. |
| 24 | Gertrude Freeser | 52 | Head | Ironer | Iowa |
| 25 | James Garrison | 59 | Head | Blacksmith | North Carolina |
| 26 | Margie Garrison | 51 | Wife | — | Colorado |
| 27 | Albert Square | 17 | Nephew | — | Colorado |
| 28 | Joe Semotan | 73 | Head | — | Iowa |
| 29 | Mary Semotan | 69 | Wife | — | Czechoslovakia |
| 30 | Cyrus A. Wandell | 70 | Head | Operator | Iowa |
| 31 | Eva Wandell | 60 | Wife | — | Kansas |
| 32 | Tim Wandell | 38 | Son | Truck Driver | Kansas |
| 33 | Virginia Beach | 12 | Granddaughter | — | Colorado |
| 34 | Clifford Johnstone | 33 | Head | Body & Fender Man | Colorado |
| 35 | Genevieve Johnstone | 33 | Wife | — | Colorado |
| 36 | Norman Johnstone | 9 | Son | — | Colorado |
| 37 | Val Jacobo | 29 | Head | Painter-House | Colorado |
| 38 | Edith Jacobo | 21 | Wife | — | Colorado |
| 39 | Norton Jacobo | 3 | Son | — | Colorado |
| 40 | John D. Hawksworth | 69 | Head | — | Iowa |
Related Census Records
Pedigree Summary
Margaret + 4 siblings
Gen 1 · 4 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)