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George Curtis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Park-County, Colorado
Our Model Tree links this George Curtis across the 1930 and 1940 US Censuses in Park-County, Colorado (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Male
Son
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Park-County, Colorado |
| Surname | Curtis |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Park |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Colorado |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Precinct 6 Lake George |
| Est. Birth Year | ~1926 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Violet Curtis | Daughter | — | 8 | ~1932 |
| Fred Curtis | Head | — | 38 | ~1902 |
| William Curtis | Son | — | 1 | ~1939 |
| Helen Curtis | Spouse | — | 36 | ~1904 |
| John Curtis | Son | — | 9 | ~1931 |
| Doris Curtis | Daughter | — | 5 | ~1935 |
| George Curtis | Son | — | 14 | ~1926 |
| Charles Curtis | Son | — | 2 | ~1938 |
| Donald Curtis | Son | — | 16 | ~1924 |
Census Appearances
1930
Park, Colorado
Son, age 4
Park, Colorado · implied b. ~1926 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curtiss |
| Given Name | George B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Missouri |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Park-County, Colorado
Son, age 14
Park-County, Colorado · implied b. ~1926 — 9 household members
| Surname | Curtis |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Park |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 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 George Curtis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
George Curtis
Son · 1940 · age 14 · b. ~1926 · Colorado
★ You are viewing this record
Sibling
William Curtis
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Curtis
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Curtis
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Curtis
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Violet Curtis
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Curtis
Sibling · 1940 · age 5
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 — Park-County, Colorado
Open full size
1940 US Federal Census — Park-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00473-00911)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Roy D. Caylor | 34 | Head | Farmer | Colorado |
| 2 | Ruth D. Caylor | 34 | Wife | — | Colorado |
| 3 | Donald D. Caylor | 7 | Son | — | Colorado |
| 4 | Robert D. Caylor | 5 | Son | — | Colorado |
| 5 | John L. Peterson | 77 | Head | — | Sweden |
| 6 | Fred Dittemore | 60 | Head | Farmer | Missouri |
| 7 | Alvin H. Bartle | 32 | Head | Farmer | Nebraska |
| 8 | Ruth I. Bartle | 23 | Wife | — | Illinois |
| 9 | John T. Bartle | 61 | Father | Farm Laborer | Nebraska |
| 10 | Walter D. Stoll | 46 | Head | Farmer | Colorado |
| 11 | Edwin B. Stoll | 35 | Head | Farmer | Colorado |
| 12 | Goldie I. Stoll | 31 | Wife | — | Colorado |
| 13 | Romaine Stoll | 12 | Son | — | Colorado |
| 14 | Ralph Stoll | 10 | Son | — | Colorado |
| 15 | Leila M. Stoll | 6 | Daughter | — | Colorado |
| 16 | Hiram W. Curtis | 65 | Head | Farmer | Kansas |
| 17 | Flora Curtis | 57 | Wife | — | New York |
| 18 | Hiram Curtis | 21 | Son | Farm Laborer | Colorado |
| 19 | Ward Curtis | 16 | Son | — | Colorado |
| 20 | Fred V. Curtis | 38 | Head | Farmer | Colorado |
| 21 | Helen E. Curtis | 36 | Wife | — | Missouri |
| 22 | Donald L. Curtis | 16 | Son | — | California |
| 23 | George Curtis THIS PERSON | 14 | Son | — | Colorado |
| 24 | John Curtis | 9 | Son | — | Colorado |
| 25 | Violet May Curtis | 8 | Daughter | — | Colorado |
| 26 | Doris June Curtis | 5 | Daughter | — | Colorado |
| 27 | Charles Curtis | 2 | Son | — | Colorado |
| 28 | William T. Curtis | 1 | Son | — | Colorado |
| 29 | Orville Curtis | 27 | Head | Rancher | Colorado |
| 30 | Nell E. Curtis | 22 | Wife | — | Colorado |
| 31 | James X. Curtis | 1 | Son | — | Colorado |
| 32 | Ralph Curtis | 33 | Head | — | Colorado |
| 33 | Gus Kind | 44 | Head | Farmer | Nebraska |
| 34 | Helen M. Kind | 40 | Wife | — | Texas |
| 35 | Silas F. Curtis | 74 | Head | — | Illinois |
| 36 | Georgia A. Curtis | 55 | Wife | — | Kansas |
| 37 | Henry E. Sr. Johnson | 65 | Head | Farmer | Norway |
| 38 | Mildred A. Johnson | 30 | Wife | — | Colorado |
| 39 | Annabelle M. Johnson | 9 | Daughter | — | Colorado |
| 40 | Roy E. Sr. Johnson | 6 | Son | — | 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)