HC
Harry Cooper — 1940 US Census Record
Model Tree available1940 United States Federal Census · Montrose-County, Colorado
Our Model Tree links this Harry Cooper across the 1920, 1930 and 1940 US Censuses in Montrose-County, Colorado (XGBoost, ~Confirmed), with identified parents Walter & Myrtle — first a head (b.~1897), then head of a 6-person household.
Age 43
b. ~1897
Male
Head
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Montrose-County, Colorado |
| Surname | Cooper |
| Given Name | Harry E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Nucla Town |
| 1935 Residence (County) | Montrose |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Vanadium Cor |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Truck Driver |
| Township / Ward | Nucla Town |
| Est. Birth Year | ~1897 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Robert Cooper | Son | — | 17 | ~1923 |
| Harry Cooper | Head | — | 43 | ~1897 |
| Edgar Cooper | Son | — | 15 | ~1925 |
| Joe Cooper | Son | — | 12 | ~1928 |
| Harold Cooper | Son | — | 10 | ~1930 |
| Clara Cooper | Spouse | — | 37 | ~1903 |
Census Appearances
1920
Montrose, Colorado
Son, age 22
Montrose, Colorado · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Harry |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Ohio |
| Occupation | laborer |
| Industry | stock ranch |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Montrose, Colorado
Head, age 33
Montrose, Colorado · implied b. ~1897 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 24 |
| Father's Birthplace | United States |
| Mother's Birthplace | United States |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15 |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Montrose-County, Colorado
Head, age 43
Montrose-County, Colorado · implied b. ~1897 — 6 household members
| Surname | Cooper |
| Given Name | Harry E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Nucla Town |
| 1935 Residence (County) | Montrose |
| Occupation | Truck Driver |
| Industry | Vanadium Cor |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 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 Harry Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Walter Cooper (~0.92 confidence) and mother Myrtle Cooper (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Walter Cooper
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Myrtle Cooper
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Cooper
Head · 1940 · age 43 · b. ~1897 · 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 — Montrose-County, Colorado
Open full size
1940 US Federal Census — Montrose-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00472-00401)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marion J Hiett | 42 | Head | Electric Welder | Colorado |
| 2 | Anna E Hiett | 43 | Wife | Housewife | Nebraska |
| 3 | Clifford M Hiett | 22 | Son | Farm Worker | Colorado |
| 4 | Alva J Hiett | 20 | Son | Operator Of Vanadium | Nebraska |
| 5 | Laurice L Hiett | 13 | Daughter | — | Nebraska |
| 6 | Kenneth E Hiett | 7 | Son | — | Oregon |
| 7 | George D Burris | 65 | Head | Quarry | Missouri |
| 8 | Gertie E Burris | 63 | Wife | Housewife | Illinois |
| 9 | Vernon M Burris | 21 | Son | Cleaning Ditch | Colorado |
| 10 | Dorothy Mae Burris | 17 | Daughter in law | Housewife | Colorado |
| 11 | Dorothy Ann Burris | 0 | Granddaughter | — | Colorado |
| 12 | Karl Linn | 72 | Head | Chore Boy | Sweden |
| 13 | Bertha M Linn | 65 | Wife | Proprietor | Iowa |
| 14 | Albert J Krizman | 29 | Lodger | Miner | Colorado |
| 15 | Raymond Zimberlik | 24 | Lodger | Miner | Yugoslavia |
| 16 | Rollie Ramey | 33 | Lodger | Carpenter | Kentucky |
| 17 | Frank Killpatrick | 46 | Lodger | Laborer | Iowa |
| 18 | Morgan | None | Lodger | — | — |
| 19 | William Jakovec | 24 | Lodger | Miner | Wyoming |
| 20 | Robert R Arnold | 27 | Head | Electrician | Colorado |
| 21 | Marguerite Arnold | 33 | Wife | — | Oklahoma |
| 22 | Harry W Wittern | 61 | Head | Proprietor | New York |
| 23 | Cora E Wittern | 52 | Wife | Housewife | Iowa |
| 24 | Vernon L Wittern | 26 | Son | Proprietor | Colorado |
| 25 | Emil B Naumann | 57 | Head | — | Minnesota |
| 26 | Gladys S Naumann | 45 | Wife | — | Missouri |
| 27 | Elmer R Ring | 32 | Head | Meat Cutter | Nebraska |
| 28 | Irene L Ring | 33 | Wife | Clerk | Ohio |
| 29 | Elna Poe | 28 | Lodger | Teaching | Colorado |
| 30 | Lillie D Houser | 64 | Head | Housewife | New York |
| 31 | William Houser | 30 | Son | Mucker | Colorado |
| 32 | Nora E Nordasacs | 71 | Head | Housewife | Illinois |
| 33 | Dwight F Nordasacs | 33 | Son | Tractor | Colorado |
| 34 | Harry E Cooper THIS PERSON | 43 | Head | Truck Driver | Colorado |
| 35 | Clara M Cooper | 37 | Wife | Housewife | New Mexico |
| 36 | Robert L Cooper | 17 | Son | 6 | Colorado |
| 37 | Edgar W Cooper | 15 | Son | — | Colorado |
| 38 | Joe H Cooper | 12 | Son | — | Colorado |
| 39 | Harold A Cooper | 10 | Son | — | Colorado |
| 40 | Annabell Hutchins | 75 | Head | Housewife | Illinois |
Pedigree Summary
Harry
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)