SB
Sarah Black — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Denver-County, Colorado
Our Model Tree links this Sarah Black across the 1930 and 1940 US Censuses in Denver-County, Colorado (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 9-person household.
Age 50
b. ~1890
Female
Spouse
Born: Oklahoma
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Denver-County, Colorado |
| Surname | Black |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Denver |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Colorado |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Township / Ward | City And County Of Denver |
| Est. Birth Year | ~1890 |
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 Sarah | Age | Birth yr |
|---|---|---|---|---|
| Herbert Black | Son | — | 14 | ~1926 |
| Mamie Black | Daughter | — | 24 | ~1916 |
| Barbara Black | Daughter | — | 3 | ~1937 |
| Lavada Black | Daughter | — | 18 | ~1922 |
| Delores Black | Daughter | — | 1 | ~1939 |
| Sarah Black | Spouse | — | 50 | ~1890 |
| Willie Black | Other | — | 4 | ~1936 |
| Willie Black | Son | — | 26 | ~1914 |
| John Black | Head | — | 51 | ~1889 |
Census Appearances
1930
Denver, Colorado
Spouse, age 39
Denver, Colorado · implied b. ~1891 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| Age at First Marriage | 22 |
| Father's Birthplace | Oklahoma |
| Mother's Birthplace | Oklahoma |
| Can Read/Write | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Denver-County, Colorado
Spouse, age 50
Denver-County, Colorado · implied b. ~1890 — 9 household members
| Surname | Black |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Denver |
| Highest Grade | No 8 |
| 1935 Residence | Colorado |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Sarah Black across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sarah Black
Spouse · 1940 · age 50 · b. ~1890 · 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 — Denver-County, Colorado
Open full size
1940 US Federal Census — Denver-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00491-00823)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Geraldine Sherman | 11 | Daughter | — | Colorado |
| 2 | Bettie Sherman | 9 | Daughter | — | Colorado |
| 3 | Clarence Cole | 4 | Son | — | Colorado |
| 4 | Sarah Abernathy | 53 | Head | Laundress | Kansas |
| 5 | Renald Johnson | 57 | Head | — | Texas |
| 6 | Russaw Idahli | 33 | Daughter | — | Wyoming |
| 7 | Janice Russaw | 11 | Daughter | — | Colorado |
| 8 | Eugene R. Russaw | 10 | Grandson | — | Colorado |
| 9 | Margaret Davis | 10 | Daughter | — | Colorado |
| 10 | Lalla Mae Davis | 8 | Daughter | — | Colorado |
| 11 | Benjamin Davis | 8 | Son | — | Colorado |
| 12 | Norma J. Davis | 5 | Daughter | — | Colorado |
| 13 | Willard Johnson | 23 | Son | — | Colorado |
| 14 | George Washington | 49 | Head | Janitor | Oklahoma |
| 15 | Minerva Washington | 48 | Wife | — | Texas |
| 16 | Ulysses Anderson | 43 | Head | Owner | Montana |
| 17 | Elsie L. Anderson | 43 | Wife | — | Montana |
| 18 | John Black | 51 | Head | Laborer | Mississippi |
| 19 | Sarah Black THIS PERSON | 50 | Wife | — | Oklahoma |
| 20 | Lavada Black | 18 | Daughter | — | Oklahoma |
| 21 | Herbert Black | 14 | Son | — | Oklahoma |
| 22 | Willie Black | 26 | Son | Garage | Oklahoma |
| 23 | Mamie L. Black | 24 | Daughter | — | Colorado |
| 24 | Willie Jr. Black | 4 | Grandson | — | Colorado |
| 25 | Barbara J. Black | 3 | Daughter | — | Colorado |
| 26 | Delores Black | 1 | Daughter | — | Colorado |
| 27 | Theodore Black | 20 | Head | Cook | Oklahoma |
| 28 | Mary Black | 20 | Wife | — | Colorado |
| 29 | Edward Shorty | 26 | Head | Clerk | Arkansas |
| 30 | Helen Shorty | 22 | Wife | — | Arkansas |
| 31 | Jeanne Shorty | 4 | Daughter | — | Colorado |
| 32 | Joyce Shorty | 2 | Daughter | — | Colorado |
| 33 | Marcia Shorty | 1 | Daughter | — | Colorado |
| 34 | Petro Mcwilliams | 55 | Lodger | Porter | Kansas |
| 35 | Ida Mcwilliams | 57 | Lodger | — | Kansas |
| 36 | Roosevelt Lacy | 32 | Lodger | — | Texas |
| 37 | Elizabeth Lacy | 31 | Lodger | — | Texas |
| 38 | Edward Alexander | 51 | Head | Cook | Mississippi |
| 39 | Carrie Alexander | 41 | Wife | — | Mississippi |
| 40 | John E. Conway | 57 | Head | — | Virginia |
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)