DC
Dorothy Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mesa-County, Colorado
Our Model Tree links this Dorothy Clark across the 1930 and 1940 US Censuses in Mesa-County, Colorado (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 10-person household.
Age 16
b. ~1924
Female
Daughter
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mesa-County, Colorado |
| Surname | Clark |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Some place |
| 1935 Residence (County) | Some place |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Colorado |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Prec 6 R Roan |
| Est. Birth Year | ~1924 |
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 Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Clark | Daughter | — | 16 | ~1924 |
| Irene Carpenter | Daughter | — | 6 | ~1934 |
| Margaret Carpenter | Daughter | — | 25 | ~1915 |
| Joyce Carpenter | Daughter | — | 3 | ~1937 |
| Gertrude Clark | Daughter | — | 12 | ~1928 |
| John Clark | Head | — | 58 | ~1882 |
| James Clark | Son | — | 9 | ~1931 |
| Jack Clark | Son | — | 21 | ~1919 |
| Robert Clark | Son | — | 11 | ~1929 |
| Minnie Clark | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Mesa, Colorado
Daughter, age 6
Mesa, Colorado · implied b. ~1924 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| 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 |
1940
Mesa-County, Colorado
Daughter, age 16
Mesa-County, Colorado · implied b. ~1924 — 10 household members
| Surname | Clark |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Some place |
| 1935 Residence (County) | Some place |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Colorado |
| 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 Dorothy Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Clark
Daughter · 1940 · age 16 · b. ~1924 · Colorado
★ You are viewing this record
Sibling
Margaret Carpenter
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Clark
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Clark
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Carpenter
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Carpenter
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Clark
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Clark
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 — Mesa-County, Colorado
Open full size
1940 US Federal Census — Mesa-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00470-00186)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Tom Dalton | 23 | Son | Labor | Nebraska |
| 42 | Marvin Dalton | 20 | Daughter | — | Nebraska |
| 43 | Robert Dalton | 14 | Son | — | Wyoming |
| 44 | Everett Reeder | 22 | Head | Labor | Colorado |
| 45 | Bernice Reeder | 22 | Wife | — | Colorado |
| 46 | Darrell Reeder | 2 | Son | — | Colorado |
| 47 | Charlene Reeder | 1 | Daughter | — | Colorado |
| 48 | Jack Reeder | 36 | Head | Farmer | Colorado |
| 49 | Genevieve Reeder | 24 | Wife | — | Nebraska |
| 50 | Parlene Reeder | 5 | Daughter | — | Colorado |
| 51 | Dewitt Reeder | 3 | Son | — | Colorado |
| 52 | John Carpenter | 23 | Head | Laborer | Colorado |
| 53 | Lela Carpenter | 20 | Wife | — | Colorado |
| 54 | John Jr Carpenter | 1 | Son | — | Colorado |
| 55 | Naoma Jean Carpenter | 0 | Daughter | — | Colorado |
| 56 | John B. Clark | 58 | Head | Laborer | Colorado |
| 57 | Minnie Clark | 45 | Wife | House Keeper | Colorado |
| 58 | Jack Clark | 21 | Son | Miner | Colorado |
| 59 | Gertrude Clark | 12 | Daughter | — | Colorado |
| 60 | Dorothy Clark THIS PERSON | 16 | Daughter | — | Colorado |
| 61 | Robert Clark | 11 | Son | — | Colorado |
| 62 | James Clark | 9 | Son | — | Colorado |
| 63 | Margaret Carpenter | 25 | Daughter | — | Colorado |
| 64 | Irene Carpenter | 6 | Daughter | — | Colorado |
| 65 | Joyce Carpenter | 3 | Daughter | — | Colorado |
| 66 | Fred Sommerville | 22 | Head | Farmer | Colorado |
| 67 | Ida Sommerville | 21 | Wife | — | Colorado |
| 68 | Lee Sommerville | 28 | Brother | Farmer | Colorado |
| 69 | William Byers | 22 | Lodger | Farmer | Colorado |
| 70 | Haskyn Grindell | 52 | Head | Farmer | Kansas |
| 71 | Mildred Grindell | 35 | Wife | — | Colorado |
| 72 | Loyll E. Grindell | 6 | Son | — | Colorado |
| 73 | Elma Grindell | 5 | Daughter | — | Colorado |
| 74 | Donald Grindell | 2 | Son | — | Colorado |
| 75 | Walter W. Hooker | 58 | Head | Carpenter | Iowa |
| 76 | Raze Annie Hooker | 60 | Wife | — | Arkansas |
| 77 | Louis Turner | 54 | Head | Farmer | Arkansas |
| 78 | Rose Turner | 56 | Wife | — | Colorado |
| 79 | John E. French | 30 | Head | Teacher | South Dakota |
| 80 | Lucile French | 34 | Wife | — | Tennessee |
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)