DW
David Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mesa-County, Colorado
Our Model Tree links this David Williams across the 1910, 1920, 1930 and 1940 US Censuses in Mesa-County, Colorado (XGBoost, ~Confirmed) — first a head (b.~1874), then head of a 3-person household.
Age 66
b. ~1874
Male
Head
Born: Wales
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mesa-County, Colorado |
| Surname | Williams |
| Given Name | David A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Wales |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Mesa |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Colorado |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
| Occupation | Farmer |
| Township / Ward | Fruitvale |
| Est. Birth Year | ~1874 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| David Williams | Head | — | 66 | ~1874 |
| Lloyd Williams | Son | — | 34 | ~1906 |
| Myrta Williams | Spouse | — | 63 | ~1877 |
Census Appearances
1910
Iowa, Wisconsin
Head, age 36
Iowa, Wisconsin · implied b. ~1874 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Wales |
| Years Married | 8 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | Farmer |
| Industry | General Farm |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1920
Milwaukee, Wisconsin
Head, age 45
Milwaukee, Wisconsin · implied b. ~1875 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | David J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Wales |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Welsh |
| Home Owned/Rented | R |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1930
Mesa, Colorado
Head, age 56
Mesa, Colorado · implied b. ~1874 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | David J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Wales |
| Naturalization Status | Naturalized |
| Year of Immigration | 1895 |
| Age at First Marriage | 31 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Mother Tongue | Welsh |
| Home Owned/Rented | O |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1940
Mesa-County, Colorado
Head, age 66
Mesa-County, Colorado · implied b. ~1874 — 3 household members
| Surname | Williams |
| Given Name | David A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Wales |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Mesa |
| Naturalization Status | Naturalized |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Colorado |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
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 David Williams across 4 US Census years (1910, 1920, 1930 and 1940) in 4 locations, using XGBoost record linkage.
Show:
This person
Anchor record
David Williams
Head · 1940 · age 66 · b. ~1874 · Colorado
★ You are viewing this record
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-t0627-00470-00012)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James L. Hodge | 13 | Step son | — | Colorado |
| 2 | Rolla S. Baker | 29 | Head | Carman Helper | Oklahoma |
| 3 | Martha A. Baker | 26 | Wife | — | Colorado |
| 4 | Robert E. Baker | 6 | Son | — | Colorado |
| 5 | Helen J. Baker | 4 | Daughter | — | Colorado |
| 6 | Dorothy L. Baker | 1 | Daughter | — | Colorado |
| 7 | George E. Pitchford | 65 | Head | Farmer | Missouri |
| 8 | Phebe J. Pitchford | 57 | Wife | — | Illinois |
| 9 | George W. Skidmore | 16 | Grand son | Labor | Colorado |
| 10 | Glenn D. Skidmore | 10 | Grand son | — | Colorado |
| 11 | Frank E. Hassig | 49 | Head | Farmer | Illinois |
| 12 | Naomi L. Hassig | 46 | Wife | — | Illinois |
| 13 | Melvin L. Hassig | 22 | Son | Hod Carrier | Colorado |
| 14 | Carl B. Hassig | 16 | Son | — | Colorado |
| 15 | Margie L. Hassig | 15 | Daughter | — | Colorado |
| 16 | Dora H. Hassig | 13 | Daughter | — | Colorado |
| 17 | Jack A. Hassig | 9 | Son | — | Colorado |
| 18 | Patricia J. Hassig | 8 | Daughter | — | Colorado |
| 19 | David A. Williams THIS PERSON | 66 | Head | Farmer | Wales |
| 20 | Myrta A. Williams | 63 | Wife | — | Colorado |
| 21 | Lloyd D. Williams | 34 | Son | Teacher | Colorado |
| 22 | Iver J. Parker | 52 | Head | Farmer | Georgia |
| 23 | Marguerite C. Parker | 50 | Wife | — | Illinois |
| 24 | Paul S. Parker | 18 | Son | Labor | Colorado |
| 25 | Mary M. Parker | 10 | Daughter | — | Colorado |
| 26 | Mark M. Anderson | 43 | Head | Proprietor | Colorado |
| 27 | May L. Anderson | 47 | Wife | — | Colorado |
| 28 | Claire Schoening | 55 | Head | — | Iowa |
| 29 | Eugene J. Key | 33 | Head | Truck Driver | Tennessee |
| 30 | Mabelle Key | 24 | Wife | — | Colorado |
| 31 | Keith E. Key | 3 | Son | — | Colorado |
| 32 | Charles F. Key | 1 | Son | — | Colorado |
| 33 | John R. Beck | 67 | Head | — | Iowa |
| 34 | Gertrude Beck | 60 | Wife | — | Kansas |
| 35 | Lloyd J. Beck | 35 | Head | Farmer | Colorado |
| 36 | Evalyn J. Beck | 36 | Wife | — | Minnesota |
| 37 | Guy C. Cary | 54 | Head | Medical Doctor | Nebraska |
| 38 | Edith W. Cary | 54 | Wife | — | Illinois |
| 39 | Guy C. Jr. Cary | 19 | Son | — | Colorado |
| 40 | John E. Cary | 17 | 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)