JH
James Hart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Pueblo-County, Colorado
Our Model Tree links this James Hart across the 1930 and 1940 US Censuses in Pueblo-County, Colorado (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 12-person household.
Age 18
b. ~1922
Male
Son
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pueblo-County, Colorado |
| Surname | Hart |
| Given Name | James Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Pueblo City |
| 1935 Residence (County) | Pueblo |
| Additional Details | |
| Occupation | Survey Crew |
| Industry | Gov. C.C.C. |
| Class of Worker | GW |
| Hours Worked | 10 |
| Income (1939) | 400 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Survey Crew |
| Township / Ward | Pueblo City |
| Est. Birth Year | ~1922 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Josephine Hart | Daughter | — | 17 | ~1923 |
| Ethel Hart | Daughter | — | 9 | ~1931 |
| Millie Hart | Daughter | — | 14 | ~1926 |
| Shirley Hart | Daughter | — | 7 | ~1933 |
| James Hart | Head | — | 53 | ~1887 |
| Harvey Hart | Son | — | 3 | ~1937 |
| Jack Hart | Son | — | 11 | ~1929 |
| Harvey Hart | Son | — | 1 | ~1939 |
| Ralph Hart | Son | — | 6 | ~1934 |
| George Hart | Son | — | 4 | ~1936 |
| James Hart | Son | — | 18 | ~1922 |
| Robina Hart | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Pueblo, Colorado
Son, age 8
Pueblo, Colorado · implied b. ~1922 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | James G. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kansas |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Pueblo-County, Colorado
Son, age 18
Pueblo-County, Colorado · implied b. ~1922 — 12 household members
| Surname | Hart |
| Given Name | James Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Pueblo City |
| 1935 Residence (County) | Pueblo |
| Occupation | Survey Crew |
| Industry | Gov. C.C.C. |
| Class of Worker | GW |
| Hours Worked | 10 |
| Income (1939) | 400 |
| Highest Grade | Hs 2 |
| 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 James Hart across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Hart
Son · 1940 · age 18 · b. ~1922 · Colorado
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Sibling
Josephine Hart
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harvey Hart
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Hart
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Hart
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Hart
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Millie Hart
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Hart
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Hart
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harvey Hart
Sibling · 1940 · age 1
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 — Pueblo-County, Colorado
Open full size
1940 US Federal Census — Pueblo-County, Colorado
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-00475-00020)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | La Verne Drake | 10 | daughter | — | Texas |
| 42 | George Drake | 65 | Head | Check Clerk | Illinois |
| 43 | Katherine Drake | 56 | Wife | — | Arkansas |
| 45 | Harry M. Corrington | 51 | Head | Boiler Maker | Illinois |
| 46 | Ruby G. Corrington | 47 | Wife | — | Missouri |
| 47 | Harry M. Martyn | 54 | Head | Machinist | Colorado |
| 48 | Ora Lee Martyn | 42 | Wife | — | Missouri |
| 49 | Louelle Martyn | 32 | daughter | Stenographer | Colorado |
| 50 | George H. Saffer | 31 | Head | Car Inspector | Colorado |
| 51 | Frances A. Saffer | 30 | Wife | — | Missouri |
| 52 | Beverly Joyce Saffer | 7 | daughter | — | Colorado |
| 53 | C. W. Saffer | 63 | father | Truck Driver | Kansas |
| 54 | John De Forest | 24 | Head | Mechanic | Colorado |
| 55 | Rose De Forest | 20 | Wife | Attendant | Missouri |
| 56 | Elmer Farland | 53 | Head | Foreman | Michigan |
| 57 | Kate Farland | 43 | Wife | — | Penn. |
| 58 | Raymond Ballard | 23 | Head | Desk Clerk | Kansas |
| 59 | Esther Ballard | 21 | Wife | — | Colorado |
| 60 | Gary Ballard | 2 | son | — | Colorado |
| 62 | R. C. Ellis | 34 | Head | Laborer | Texas |
| 63 | Cora Ellis | 34 | Wife | — | Oklahoma |
| 64 | Cleora Ellis | 9 | daughter | — | Colorado |
| 65 | Raymond Ellis | 5 | son | — | Colorado |
| 66 | Byron Rasmussen | 28 | Head | Salesman | Utah |
| 67 | Bertha Rasmussen | 33 | Wife | — | Oklahoma |
| 68 | Jimmy Rasmussen | 11 | son | — | Colorado |
| 69 | James Hart | 53 | Head | Laborer | Kansas |
| 70 | Robina Hart | 40 | Wife | — | Colorado |
| 71 | James Jr. Hart THIS PERSON | 18 | son | Survey Crew | Colorado |
| 72 | Josephine Hart | 17 | daughter | — | Colorado |
| 73 | Millie Hart | 14 | daughter | — | Colorado |
| 74 | Jack Hart | 11 | son | — | Colorado |
| 75 | Ethel Jack Hart | 9 | daughter | — | Colorado |
| 76 | Shirley Ethel Hart | 7 | daughter | — | Colorado |
| 77 | Ralph Shirley Hart | 6 | son | — | Colorado |
| 78 | George Ralph Hart | 4 | son | — | Colorado |
| 79 | Harvey George Hart | 3 | son | — | Colorado |
| 80 | Harvey Hart | 1 | son | — | 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)