RM
Richard Morgan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Boulder-County, Colorado
Our Model Tree links this Richard Morgan across the 1930 and 1940 US Censuses in Boulder-County, Colorado (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Male
Son
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Boulder-County, Colorado |
| Surname | Morgan |
| Given Name | Richard Orin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Longmont City |
| 1935 Residence (County) | Boulder |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Longmont City |
| Est. Birth Year | ~1928 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| J Morgan | Son | — | 13 | ~1927 |
| J Morgan | Son | — | 10 | ~1930 |
| Juanita Morgan | Head | — | 33 | ~1907 |
| Elizabeth Morgan | Daughter | — | 7 | ~1933 |
| Richard Morgan | Son | — | 12 | ~1928 |
| Charles Morgan | Son | — | 9 | ~1931 |
| Donald Morgan | Son | — | 6 | ~1934 |
Census Appearances
1930
Boulder, Colorado
Son, age 3
Boulder, Colorado · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Morgan |
| Given Name | Richard J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Colorado |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Boulder-County, Colorado
Son, age 12
Boulder-County, Colorado · implied b. ~1928 — 7 household members
| Surname | Morgan |
| Given Name | Richard Orin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Longmont City |
| 1935 Residence (County) | Boulder |
| Highest Grade | No 6 |
| 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 Richard Morgan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Richard Morgan
Son · 1940 · age 12 · b. ~1928 · Colorado
★ You are viewing this record
Sibling
J Morgan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Morgan
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Morgan
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Morgan
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Morgan
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 — Boulder-County, Colorado
Open full size
1940 US Federal Census — Boulder-County, Colorado
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-00457-01078)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wilbur Roy Hervey | 25 | Head | Book Keeper | Colorado |
| 2 | Erma Jane Hervey | 26 | Wife | Stenographer | Colorado |
| 4 | John Cabbage | 40 | Head | Horticulture | Iowa |
| 5 | Martha E. Cabbage | 38 | Wife | Horticulture | Iowa |
| 6 | William H. Cabbage | 12 | Son | — | California |
| 7 | Wilma Mae Cabbage | 10 | Daughter | — | Colorado |
| 8 | John Joseph Cabbage | 4 | Son | — | Colorado |
| 9 | Elmer Beal | 47 | Head | Produce Dealer | Iowa |
| 10 | Mildred Beal | 42 | Wife | Book Keeper | Iowa |
| 11 | La Verne Beal | 20 | Son | Assistant In Poultry Produce | South Dakota |
| 12 | Delford Beal | 16 | Son | Assistant In Poultry Produce | South Dakota |
| 13 | Dean Beal | 8 | Son | — | Colorado |
| 14 | Ralph R. Price | 36 | Head | Salesman | Colorado |
| 15 | Dorothy Price | 29 | Wife | — | Kansas |
| 16 | Shirley Jean Price | 7 | Daughter | — | Colorado |
| 17 | Marilyn Jane Price | 5 | Daughter | — | Colorado |
| 18 | Donald Elwyn Price | 3 | Son | — | Colorado |
| 19 | Roberta Lavonne Price | 1 | Daughter | — | Colorado |
| 20 | Juanita Morgan | 33 | Head | Book Keeper | Colorado |
| 21 | J. Herbert Morgan | 13 | Son | — | Wyoming |
| 22 | Richard Orin Morgan THIS PERSON | 12 | Son | — | Colorado |
| 23 | J. Elmer Morgan | 10 | Son | — | Colorado |
| 24 | Charles Floyd Morgan | 9 | Son | — | Colorado |
| 25 | Elizabeth Belle Morgan | 7 | Daughter | — | Colorado |
| 26 | Donald Blaine Morgan | 6 | Son | — | Colorado |
| 27 | Homer M. Oehler | 58 | Head | Laborer | Indiana |
| 28 | Maude Oehler | 47 | Wife | — | Colorado |
| 29 | Ruth Anna Oehler | 17 | Daughter | — | Colorado |
| 30 | Arthur Hemigh | 31 | Head | Owner | Kansas |
| 31 | Hazel Hemigh | 25 | Wife | Clerk & Assistant | Colorado |
| 32 | Donna Hemigh | 9 | Daughter | — | Colorado |
| 33 | Darlene Hemigh | 7 | Daughter | — | Colorado |
| 34 | Gary Hemigh | 3 | Son | — | Colorado |
| 36 | John A. Cotter | 68 | Head | — | Iowa |
| 37 | Bertha B. Cotter | 62 | Wife | — | Kentucky |
| 38 | Horace Mccarty | 31 | Head | Partner In Law Firm | Colorado |
| 39 | Helen G. Mccarty | 22 | Wife | — | 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)