MR
Mary Randall — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Colorado
Our Model Tree links this Mary Randall across the 1930 and 1940 US Censuses in Washington-County, Colorado (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 11-person household.
Age 15
b. ~1925
Female
Daughter
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Colorado |
| Surname | Randall |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Akron Town |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Akron Town |
| 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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Alice Randall | Daughter | — | 6 | ~1934 |
| Anna Randall | Spouse | — | 35 | ~1905 |
| Jacob Randall | Head | — | 46 | ~1894 |
| Betty Randall | Daughter | — | 14 | ~1926 |
| Ann Randall | Daughter | — | 13 | ~1927 |
| Harvey Randall | Son | — | 5 | ~1935 |
| Nadine Randall | Daughter | — | 11 | ~1929 |
| William Randall | Son | — | 8 | ~1932 |
| Carolyn Randall | Daughter | — | ~1940 | |
| Robert Randall | Son | — | 2 | ~1938 |
| Mary Randall | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Washington, Colorado
Other, age 5
Washington, Colorado · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Randall |
| Given Name | Mary |
| Relationship to Head | Gr. Dau |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Colorado |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Washington-County, Colorado
Daughter, age 15
Washington-County, Colorado · implied b. ~1925 — 11 household members
| Surname | Randall |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Akron Town |
| 1935 Residence (County) | Washington |
| Hours Worked | 0 |
| Highest Grade | Hs 1 |
| 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 Mary Randall across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Randall
Daughter · 1940 · age 15 · b. ~1925 · Colorado
★ You are viewing this record
Sibling
Betty Randall
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ann Randall
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Randall
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carolyn Randall
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harvey Randall
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Randall
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Randall
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nadine Randall
Sibling · 1940 · age 11
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-t0627-00480-00545)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Keenan | 40 | Head | Attendant | Iowa |
| 42 | Eda O. Cobb | 57 | Head | Plumber | Indiana |
| 43 | William Fuller | 70 | Head | — | Missouri |
| 44 | Sarilda Fuller | 80 | Wife | — | Missouri |
| 45 | Alice O. Thilman | 79 | Head | — | Iowa |
| 46 | Elizabeth Dutton | 66 | Sister | — | Iowa |
| 47 | Jacob Randall | 46 | Head | Foreman | Nebraska |
| 48 | Anna Randall | 35 | Wife | — | Colorado |
| 49 | Mary Randall THIS PERSON | 15 | Daughter | — | Colorado |
| 50 | Betty Randall | 14 | Daughter | — | Colorado |
| 51 | Ann Mae Randall | 13 | Daughter | — | Colorado |
| 52 | Nadine Randall | 11 | Daughter | — | Colorado |
| 53 | William Randall | 8 | Son | — | Colorado |
| 54 | Alice Jean Randall | 6 | Daughter | — | Colorado |
| 55 | Harvey Randall | 5 | Son | — | Colorado |
| 56 | Robert Randall | 2 | Son | — | Colorado |
| 57 | Carolyn Randall | 0 | Daughter | — | Colorado |
| 58 | Laura Stevens | 39 | Head | — | Colorado |
| 59 | Keim Stevens | 15 | Son | Farm Laborer | Colorado |
| 60 | Robert Stevens | 14 | Son | — | Colorado |
| 61 | Kenneth Stevens | 13 | Son | — | Colorado |
| 62 | Pat Stevens | 7 | Son | — | Colorado |
| 63 | Laura Stevens | 6 | Daughter | — | Colorado |
| 64 | Phyllis Stevens | 2 | Daughter | — | Colorado |
| 65 | Charles Dawson | 23 | Head | Laborer | Oklahoma |
| 66 | Edna Dawson | 20 | Wife | — | Nebraska |
| 67 | Shirley Dawson | 0 | Daughter | — | Colorado |
| 68 | Lucina Ewing | 77 | Head | — | Ohio |
| 69 | Nelson Sears | 63 | Head | R.F.D. Carrier | Illinois |
| 70 | Edna Maude Sears | 60 | Wife | — | Ohio |
| 71 | Harley Peables | 54 | Head | Carpenter | Missouri |
| 72 | Mary V. Peables | 54 | Wife | — | Kentucky |
| 73 | Paul Peables | 21 | Son | Farmer | Montana |
| 74 | Cecil Garey | 26 | Head | Laborer | Iowa |
| 75 | Mildred Garey | 26 | Wife | — | Kansas |
| 76 | Ardis Ilene Garey | 3 | Daughter | — | Colorado |
| 77 | Richard Richter | 48 | Head | Telegraph Operator | Kansas |
| 78 | Grace C. Richter | 47 | Wife | — | Colorado |
| 79 | Eugene Richter | 23 | Son | Tappist | Colorado |
| 80 | Barbara Ann Richter | 17 | Daughter | — | 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)