MH
Margaret Harris — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Denver-County, Colorado
Our Model Tree links this Margaret Harris across the 1930 and 1940 US Censuses in Denver-County, Colorado (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 12-person household.
Age 20
b. ~1920
Female
Daughter
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Denver-County, Colorado |
| Surname | Harris |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver City & County |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Denver City County |
| Est. Birth Year | ~1920 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Rita Harris | Daughter | — | 5 | ~1935 |
| Samira Harris | Daughter | — | 18 | ~1922 |
| Margaret Harris | Daughter | — | 20 | ~1920 |
| Elizabeth Harris | Daughter | — | 15 | ~1925 |
| Mary Harris | Daughter | — | 17 | ~1923 |
| Teresa Harris | Daughter | — | 13 | ~1927 |
| Ellen Harris | Daughter | — | 1 | ~1939 |
| Albert Harris | Head | — | 48 | ~1892 |
| Anthony Harris | Son | — | 2 | ~1938 |
| Albert Harris | Son | — | 12 | ~1928 |
| Robert Harris | Son | — | 9 | ~1931 |
| Ruth Harris | Spouse | — | 44 | ~1896 |
Census Appearances
1930
Denver, Colorado
Daughter, age 10
Denver, Colorado · implied b. ~1920 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Margaret L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Colorado |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Denver-County, Colorado
Daughter, age 20
Denver-County, Colorado · implied b. ~1920 — 12 household members
| Surname | Harris |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver City & County |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 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 Margaret Harris across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Harris
Daughter · 1940 · age 20 · b. ~1920 · Colorado
★ You are viewing this record
Sibling
Teresa Harris
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Harris
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samira Harris
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Harris
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Harris
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Harris
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Harris
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Harris
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anthony Harris
Sibling · 1940 · age 2
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 — 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-t0627-00492-00349)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Raymond Dennison | 40 | Head | Laborer | Texas |
| 42 | Clara Dennison | 40 | Wife | — | — |
| 43 | Gus Holquist | 31 | Head | — | Minnesota |
| 44 | Gay Holquist | 23 | Wife | — | Colorado |
| 45 | John Anderson | 56 | Head | — | Sweden |
| 46 | John C. Brown | 70 | Head | — | Ohio |
| 47 | Jim Parent | 58 | Head | — | Michigan |
| 48 | Albert Harris | 48 | Head | Mechanic | Kansas |
| 49 | Ruth Harris | 44 | Wife | — | Colorado |
| 50 | Margaret Harris THIS PERSON | 20 | Daughter | — | Colorado |
| 51 | Samira Harris | 18 | Daughter | — | Colorado |
| 52 | Mary A. Harris | 17 | Daughter | — | Colorado |
| 53 | Elizabeth Harris | 15 | Daughter | — | Colorado |
| 54 | Teresa Harris | 13 | Daughter | — | Colorado |
| 55 | Albert Harris | 12 | Son | — | Colorado |
| 56 | Robert Harris | 9 | Son | — | Colorado |
| 57 | Rita Harris | 5 | Daughter | — | Colorado |
| 58 | Anthony P. Harris | 2 | Son | — | Colorado |
| 59 | Ellen Harris | 1 | Daughter | — | Colorado |
| 60 | Fred D. Maes | 36 | Head | Foreman | Colorado |
| 61 | Elizabeth Maes | 27 | Wife | — | Colorado |
| 62 | Fred Jr. Maes | 7 | Son | — | Colorado |
| 63 | Gay Maes | 4 | Daughter | — | Colorado |
| 64 | Marie Maes | 3 | Daughter | — | Colorado |
| 65 | Adolph Maes | 22 | Brother | Delivery Boy | Colorado |
| 66 | Cathern Maes | 20 | Sister | Librarian | Colorado |
| 67 | Clyde Cassidente | 48 | Head | — | New York |
| 68 | Gertrude Cassidente | 46 | Wife | — | Colorado |
| 69 | Rose Mary Cassidente | 18 | Daughter | — | Colorado |
| 70 | William Cassidente | 16 | Son | — | Colorado |
| 71 | Margaret Cassidente | 15 | Daughter | — | Colorado |
| 72 | Alfred Cassidente | 11 | Son | — | Colorado |
| 73 | Camella Cassidente | 9 | Daughter | — | Colorado |
| 74 | Harry Heller | 30 | Head | Clerk | Poland |
| 75 | Rosa Heller | 27 | Wife | — | England |
| 76 | Arlene Heller | 2 | Daughter | — | Colorado |
| 77 | August Johoris | 30 | Head | Laborer | Colorado |
| 78 | Rose Johoris | 25 | Wife | — | Colorado |
| 79 | Blue Johoris | 10 | Son | — | Colorado |
| 80 | Bob Johoris | 9 | Son | — | Colorado |
Related Census Records
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)