MF
Mary Frost — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Garfield-County, Colorado
Our Model Tree links this Mary Frost across the 1930 and 1940 US Censuses in Garfield-County, Colorado (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 6-person household.
Age 44
b. ~1896
Female
Spouse
Born: Oklahoma
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Garfield-County, Colorado |
| Surname | Frost |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Glenwood Spgs |
| 1935 Residence (County) | Garfield |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Township / Ward | Glenwood Spgs |
| Est. Birth Year | ~1896 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Frost | Spouse | — | 44 | ~1896 |
| May Mullen | Other | — | 73 | ~1867 |
| Julia Frost | Daughter | — | 19 | ~1921 |
| Mary Mullen | Daughter | — | 25 | ~1915 |
| Walter Frost | Head | — | 53 | ~1887 |
| Mary Frost | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Garfield, Colorado
Spouse, age 34
Garfield, Colorado · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Frost |
| Given Name | Mary S |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| Age at First Marriage | 23 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Garfield-County, Colorado
Spouse, age 44
Garfield-County, Colorado · implied b. ~1896 — 6 household members
| Surname | Frost |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Glenwood Spgs |
| 1935 Residence (County) | Garfield |
| Income (1939) | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Frost across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Frost
Spouse · 1940 · age 44 · b. ~1896 · Colorado
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Garfield-County, Colorado
Open full size
1940 US Federal Census — Garfield-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00463-00759)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter Frost | 53 | Head | Count. Clerk | Colorado |
| 2 | Mary Frost THIS PERSON | 44 | Wife | — | Oklahoma |
| 3 | Julia Frost | 19 | Daughter | — | Colorado |
| 4 | Mary Frost | 16 | Daughter | — | Colorado |
| 5 | May Mullen | 73 | Mother-in-law | — | Colorado |
| 6 | Mary Mullen | 25 | Daughter | Clerk | Wyoming |
| 7 | Paul Zemlock | 27 | Head | Washer | Colorado |
| 8 | Ruth Zemlock | 22 | Wife | — | Utah |
| 9 | Martha Zemlock | 2 | Daughter | — | Colorado |
| 10 | Andy Zemlock | 55 | Head | Foreman | Yugoslavia |
| 11 | Jennie Zemlock | 50 | Wife | — | Yugoslavia |
| 12 | Floyd Zemlock | 25 | Son | Delivery Boy | Colorado |
| 13 | Mahlon Rhoades | 32 | Head | Dealer | Idaho |
| 14 | Anna Rhoades | 27 | Wife | — | Wisconsin |
| 15 | Maxon Rhoades | 11 | Son | — | Colorado |
| 16 | Floyd Chase | 52 | Head | Salesman | Iowa |
| 17 | Arther C. Chase | 32 | Wife | Nurse | New Mexico |
| 18 | Oscar Lehow | 34 | Head | Clerk | Oklahoma |
| 19 | Vera Lehow | 30 | Wife | — | Oklahoma |
| 20 | Bill Lehow | 9 | Son | — | Oklahoma |
| 21 | Anna Bellman | 76 | Head | — | Illinois |
| 22 | Ronald Amigo | 72 | Head | — | New Mexico |
| 23 | George Danland | 34 | Head | Doctor | Massachusetts |
| 24 | Dorothy Danland | 28 | Wife | — | Missouri |
| 25 | Andy Heberling | 45 | Head | — | Hungary |
| 26 | Bessie Heberling | 18 | Daughter | — | Colorado |
| 27 | Arthur Speiser | 39 | Head | Supervisor | Colorado |
| 28 | Julia Speiser | 30 | Wife | — | Iowa |
| 29 | Margaret Youmans | 20 | Lodger | Secretary | Arizona |
| 30 | Lucille Johnson | 22 | Lodger | Technician | Kansas |
| 31 | Katherine Cannon | 53 | Lodger | Child Welfare | Iowa |
| 32 | Beulah Mcminn | 17 | Lodger | — | Colorado |
| 33 | Ruth Quail | 45 | Head | Teacher | Iowa |
| 34 | Robert Quail | 22 | Son | Chauffeur | Iowa |
| 35 | James Rule | 54 | Head | Scavenger | Colorado |
| 36 | Aline Rule | 43 | Wife | — | Illinois |
| 37 | Leonard Rule | 15 | Son | — | Colorado |
| 38 | Mildred Rule | 10 | Daughter | — | Colorado |
| 39 | Fred Benedeck | 44 | Head | Manager | Colorado |
| 40 | Cornelia Benedeck | 34 | Wife | — | Colorado |
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)