MR
Mary Reeves — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Boulder-County, Colorado
Our Model Tree links this Mary Reeves across the 1920, 1930 and 1940 US Censuses in Boulder-County, Colorado (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 5-person household.
Age 60
b. ~1880
Female
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Boulder-County, Colorado |
| Surname | Reeves |
| Given Name | Mary J. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Boulder city |
| 1935 Residence (County) | Boulder |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Boulder City |
| Est. Birth Year | ~1880 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Branford | Other | — | 41 | ~1899 |
| Mary Reeves | Head | — | 60 | ~1880 |
| George Reeves | Spouse | — | 64 | ~1876 |
| Cleora Reeves | Daughter | — | 37 | ~1903 |
| Lucille Branford | Other | — | 36 | ~1904 |
Census Appearances
1920
Boulder, Colorado
Spouse, age 35
Boulder, Colorado · implied b. ~1885 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reeves |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | housework |
| Industry | private family |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Boulder, Colorado
Spouse, age 50
Boulder, Colorado · implied b. ~1880 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reeves |
| Given Name | Mary J. |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 20 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Boulder-County, Colorado
Head, age 60
Boulder-County, Colorado · implied b. ~1880 — 5 household members
| Surname | Reeves |
| Given Name | Mary J. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Boulder city |
| 1935 Residence (County) | Boulder |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Mary Reeves across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Reeves
Head · 1940 · age 60 · b. ~1880 · 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 — Boulder-County, Colorado
Open full size
1940 US Federal Census — Boulder-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00457-00879)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thomas Rusher | 80 | Father | — | Arkansas |
| 42 | Satur Duran | 49 | Head | Laborer | Colorado |
| 43 | Ruth Duran | 38 | Wife | — | Colorado |
| 44 | Gilbert Duran | 15 | Son | Laborer | Colorado |
| 45 | Cecil Duran | 13 | Son | — | Colorado |
| 46 | Emie Duran | 8 | Son | — | Colorado |
| 47 | Henry Duran | 5 | Son | — | Colorado |
| 48 | Caroline Duran | 1 | Daughter | — | Colorado |
| 49 | James O. Winn | 75 | Head | — | Missouri |
| 50 | William A. Dean | 36 | Head | Cook | Oklahoma |
| 51 | Mesla Dean | 35 | Wife | — | Kansas |
| 52 | Lelia Stephens | 63 | Head | — | Kentucky |
| 53 | James Burns | 24 | Lodger | Minister | California |
| 54 | Elfred Ray | 54 | Head | Janitor | Missouri |
| 55 | Carrie L. Ray | 53 | Wife | — | Missouri |
| 56 | Lillian Ray | 33 | Daughter | Teacher | Colorado |
| 57 | Eunetta Mae Ray | 19 | Daughter | Maid | Colorado |
| 58 | Anthony W. Ray | 13 | Son | — | Colorado |
| 59 | Katie Denton | 71 | Head | — | Tennessee |
| 60 | John Lee Anderson | 16 | Grandson | — | Colorado |
| 61 | Franklin Anderson | 13 | Grandson | — | Colorado |
| 62 | Mrs. S. B. O. Harris | 69 | Head | — | Kentucky |
| 63 | Ada Daniels | 44 | Head | — | Colorado |
| 64 | Dorthy Daniels | 15 | Daughter | — | Colorado |
| 65 | Wesley Daniels | 14 | Son | — | Colorado |
| 66 | Junior Daniels | 13 | Son | — | Colorado |
| 67 | Leroy Daniels | 11 | Son | — | Colorado |
| 68 | Lawrence Daniels | 6 | Son | — | Colorado |
| 69 | Hilaria Guerrero | 59 | Head | — | Mexico |
| 70 | Lawrence Ray | 25 | Head | Janitor | Missouri |
| 71 | Constance Ray | 22 | Wife | — | Missouri |
| 72 | Maude Akens | 31 | Sister | House Worker | Missouri |
| 73 | Dana Jean Akens | 3 | Daughter | — | Colorado |
| 74 | Mary J. Reeves THIS PERSON | 60 | Head | — | Missouri |
| 75 | George M. Reeves | 64 | Husband | Painter | Missouri |
| 76 | Cleora Reeves | 37 | Daughter | Teacher | Missouri |
| 77 | Lawrence Branford | 41 | Lodger | House Worker | Missouri |
| 78 | Lucille Branford | 36 | Lodger | Laborer | Missouri |
| 79 | Jannie L. Johnson | 29 | Head | — | Alabama |
| 80 | Pearlentine Johnson | 14 | Daughter | — | 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)