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William Kelley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Weld-County, Colorado
Our Model Tree links this William Kelley across the 1920, 1930 and 1940 US Censuses in Weld-County, Colorado (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 3-person household.
Age 67
b. ~1873
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Weld-County, Colorado |
| Surname | Kelley |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Greeley City |
| 1935 Residence (County) | Weld |
| Additional Details | |
| Occupation | Manager |
| Industry | Ice Storage |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 5400 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Manager |
| Township / Ward | Greeley City |
| Est. Birth Year | ~1873 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Kelley | Head | — | 67 | ~1873 |
| Joseph Kelley | Son | — | 37 | ~1903 |
| Ida Kelley | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Weld, Colorado
Head, age 47
Weld, Colorado · implied b. ~1873 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Manager |
| Industry | Ice Plant |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Weld, Colorado
Head, age 57
Weld, Colorado · implied b. ~1873 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 24 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Manager |
| Industry | Ice Plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3000 |
| Radio Set | R |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Weld-County, Colorado
Head, age 67
Weld-County, Colorado · implied b. ~1873 — 3 household members
| Surname | Kelley |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Greeley City |
| 1935 Residence (County) | Weld |
| Occupation | Manager |
| Industry | Ice Storage |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 5400 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 William Kelley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Kelley
Head · 1940 · age 67 · b. ~1873 · 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 — Weld-County, Colorado
Open full size
1940 US Federal Census — Weld-County, Colorado
Page Contents
15 people indexed on this census page (nara:1940:m-t0627-00482-00884)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bruce D. Barker | 47 | Son-in-law | Salesman | Colorado |
| 2 | Eunice Leibee | 57 | Nurse | Practical Nurse | Nebraska |
| 3 | Charles R. Austin | 15 | Son | — | Indiana |
| 4 | Harriet Morgenthau | 26 | Lodger | Junior Draftsman | Kansas |
| 5 | — | None | — | — | — |
| 6 | David A. Bauer | 51 | Lodger | Secretary | Russia |
| 7 | Beulah Mitchell | 45 | Head | Assistant Inspector | Missouri |
| 8 | Anne Mitchell | 65 | Mother | — | Missouri |
| 9 | Paul Albert | 21 | Son | Worker | Colorado |
| 10 | — | None | — | — | — |
| 11 | William Kelley THIS PERSON | 67 | Head | Manager | Michigan |
| 12 | Ida Kelley | 64 | Wife | — | Michigan |
| 13 | Joseph B. Kelley | 37 | Son | Janitor | Indiana |
| 14 | John L. Roberts | 34 | Head | Supervisor | Colorado |
| 15 | Ella Roberts | 32 | Wife | Telephone Operator | 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)