JH
Joseph Hart — 1930 US Census Record
Model Tree available1930 United States Federal Census · Denver, Colorado
Our Model Tree links this Joseph Hart across the 1920, 1930 and 1940 US Censuses in Denver, Colorado (XGBoost, ~Confirmed), with identified parents Emma — first a head (b.~1891), then head of a 5-person household.
Age 39
b. ~1891
Male
Head
Born: Colorado
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Denver, Colorado |
| Surname | Hart |
| Given Name | Joseph F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 20 |
| Father's Birthplace | United States |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Salesman |
| Industry | Lumber Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Salesman |
| Township / Ward | Denver City |
| Est. Birth Year | ~1891 |
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 1930 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Helen Hart | Daughter | — | 9 | ~1921 |
| Katherine Hart | Daughter | — | 12 | ~1918 |
| Josephine Hart | Son | — | 10 | ~1920 |
| Joseph Hart | Head | — | 39 | ~1891 |
| Gertrude Hart | Other | — | 36 | ~1894 |
Census Appearances
1920
Denver, Colorado
Other, age 27
Denver, Colorado · implied b. ~1893 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Joseph J. |
| Relationship to Head | Son-in-law |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Colorado |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Colorado |
| Occupation | Copy Salesman |
| Industry | Coal Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Denver, Colorado
Head, age 39
Denver, Colorado · implied b. ~1891 — 5 household members
| Surname | Hart |
| Given Name | Joseph F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 20 |
| Father's Birthplace | United States |
| Mother's Birthplace | Pennsylvania |
| Occupation | Salesman |
| Industry | Lumber Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Denver-County, Colorado
Son, age 49
Denver-County, Colorado · implied b. ~1891 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Joseph T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver City |
| 1935 Residence (County) | Denver |
| Occupation | Salesman |
| Industry | Build Supp |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1560 |
| Highest Grade | No 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 Joseph Hart across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Emma Wheeler (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Emma Wheeler
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Hart
Head · 1930 · age 39 · b. ~1891 · Colorado
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Denver, Colorado
Open full size
1930 US Federal Census — Denver, Colorado
Page Contents
35 people indexed on this census page (ia:1930:15thcensus232unit:0650)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Joseph F. Hart THIS PERSON | 39 | Head | Salesman | Colorado |
| 52 | Gertrude Hart | 36 | Wife-H | None | Pennsylvania |
| 53 | Katherine Hart | 12 | Daughter | None | Colorado |
| 54 | Josephine T. Hart | 10 | Son | None | Colorado |
| 55 | Helen L. Hart | 9 | Daughter | None | Colorado |
| 56 | Sophia Johnson | 72 | Head | None | Sweden |
| 57 | Albert L. Davis | 37 | Head | Night Clerk | Kansas |
| 58 | Marie A. Davis | 34 | Wife-H | None | Illinois |
| 59 | John L. Davis | 10 | Son | None | Colorado |
| 60 | Billy L. Davis | 3 | Son | None | Colorado |
| 61 | Joseph F. Hastings | 26 | Head | Machinist | Missouri |
| 62 | Gladys L. Hastings | 26 | Wife-H | None | Colorado |
| 63 | Raymond J. Hastings | 1 | Son | None | Colorado |
| 64 | Thomas M. Pearcy | 32 | Head | Stenographer | Washington |
| 65 | Theodore D. Gibbs | 24 | Half brother | Packer-Shipper | Oregon |
| 66 | Margie Gibbs | 62 | Mother-H | None | Indiana |
| 67 | Robert E. Martine | 40 | Head | Salesman | Illinois |
| 68 | Bliss Martine | 41 | Wife-H | None | Illinois |
| 69 | Margaret Martine | 16 | Daughter | None | Illinois |
| 70 | James R. Bridges | 44 | Head | Manager | Alabama |
| 71 | Winnie G. Bridges | 40 | Wife-H | None | Texas |
| 72 | James G. Bridges | 8 | Son | None | Colorado |
| 73 | Peggy S. Bridges | 5 | Daughter | None | Colorado |
| 74 | Adrian Palmer | 26 | Niece | Bookkeeper | Texas |
| 75 | William J. Robertson | 58 | Head | Foreman | Scotland |
| 76 | Mary E. Robertson | 59 | Wife-H | None | Germany |
| 77 | Helen L. Robertson | 19 | Daughter | General Office | Colorado |
| 78 | Thomas B. Watkins | 32 | Son-in-law | Musician | Nebraska |
| 79 | Celeste B. Watkins | 28 | Daughter | None | Illinois |
| 80 | Sharon E. Watkins | 2 | Granddaughter | None | Colorado |
| 81 | Kostele Tischoff | 48 | Head | Salesman | Greece |
| 82 | Mildred M. Tischoff | 40 | Wife-H | None | Nebraska |
| 83 | Walter S. Moore | 37 | Head | Gardener | Colorado |
| 84 | May Moore | 36 | Wife-H | None | Oklahoma |
| 85 | Herbert Moore | 10 | Son | None | Colorado |
Pedigree Summary
Joseph
Gen 1 · 1 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)