MH
Mary Hess — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Mary Hess across the 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1870), then head of a 11-person household.
Age 60
b. ~1870
Female
Spouse
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Hess |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 20 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1870 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Helen Hess | Daughter | — | 4 | ~1926 |
| Ruth Hess | Daughter | — | 8 | ~1922 |
| Alice Hess | Daughter | — | 6 | ~1924 |
| James Hess | Head | — | 62 | ~1868 |
| Robert Hess | Son | — | 18 | ~1912 |
| Charles Hess | Son | — | 10 | ~1920 |
| John Hess | Son | — | 14 | ~1916 |
| George Hess | Son | — | 12 | ~1918 |
| William Hess | Son | — | 16 | ~1914 |
| James Hess | Son | — | 20 | ~1910 |
| Mary Hess | Spouse | — | 60 | ~1870 |
Census Appearances
1920
Baltimore, Maryland
Spouse, age 47
Baltimore, Maryland · implied b. ~1873 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hess |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Spouse, age 60
Baltimore, Maryland · implied b. ~1870 — 11 household members
| Surname | Hess |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 20 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Hess across 2 US Census years (1920 and 1930) in Baltimore, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hess
Spouse · 1930 · age 60 · b. ~1870 · Maryland
★ 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 — Baltimore, Maryland
Open full size
1930 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus861unit:0610)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry Fisher | 52 | Head | Laborer | Maryland |
| 2 | Mary Fisher | 51 | Wife | — | Maryland |
| 3 | Harry Fisher | 21 | Son | — | Maryland |
| 4 | William Fisher | 18 | Son | Laborer | Maryland |
| 5 | John Fisher | 15 | Son | — | Maryland |
| 6 | James Fisher | 13 | Son | — | Maryland |
| 7 | Robert Fisher | 11 | Son | — | Maryland |
| 8 | Mary Fisher | 19 | Daughter | — | Maryland |
| 9 | Helen Fisher | 16 | Daughter | — | Maryland |
| 10 | Dorothy Fisher | 12 | Daughter | — | Maryland |
| 11 | Mildred Fisher | 10 | Daughter | — | Maryland |
| 12 | Ruth Fisher | 8 | Daughter | — | Maryland |
| 13 | Alice Fisher | 6 | Daughter | — | Maryland |
| 14 | Evelyn Fisher | 4 | Daughter | — | Maryland |
| 15 | Betty Fisher | 2 | Daughter | — | Maryland |
| 16 | Charles Fisher | 1 | Son | — | Maryland |
| 17 | George Fisher | 0 | Son | — | Maryland |
| 18 | John Hess | 43 | Head | Handyman | Maryland |
| 19 | Lillie Hess | 42 | Wife | — | Maryland |
| 20 | John Hess | 18 | Son | — | Maryland |
| 21 | William Hess | 16 | Son | Messenger | Maryland |
| 22 | Robert Hess | 14 | Son | — | Maryland |
| 23 | Lillie Hess | 12 | Daughter | — | Maryland |
| 24 | Mary Hess | 10 | Daughter | — | Maryland |
| 25 | James Hess | 8 | Son | — | Maryland |
| 26 | George Hess | 6 | Son | — | Maryland |
| 27 | Charles Hess | 4 | Son | — | Maryland |
| 28 | Ruth Hess | 2 | Daughter | — | Maryland |
| 29 | Alice Hess | 1 | Daughter | — | Maryland |
| 30 | Helen Hess | 0 | Daughter | — | Maryland |
| 31 | William Hess | 23 | Head | Laborer | Maryland |
| 32 | Mary Hess | 21 | Wife | — | Maryland |
| 33 | William Hess | 2 | Son | — | Maryland |
| 34 | Robert Hess | 1 | Son | — | Maryland |
| 35 | James Hess | 0 | Son | — | Maryland |
| 36 | George Hess | 21 | Head | Laborer | Maryland |
| 37 | Lillie Hess | 19 | Wife | — | Maryland |
| 38 | George Hess | 1 | Son | — | Maryland |
| 39 | Charles Hess | 0 | Son | — | Maryland |
| 40 | James Hess | 62 | Head | Laborer | Maryland |
| 41 | Mary Hess THIS PERSON | 60 | Wife | — | Maryland |
| 42 | James Hess | 20 | Son | Laborer | Maryland |
| 43 | Robert Hess | 18 | Son | — | Maryland |
| 44 | William Hess | 16 | Son | — | Maryland |
| 45 | John Hess | 14 | Son | — | Maryland |
| 46 | George Hess | 12 | Son | — | Maryland |
| 47 | Charles Hess | 10 | Son | — | Maryland |
| 48 | Ruth Hess | 8 | Daughter | — | Maryland |
| 49 | Alice Hess | 6 | Daughter | — | Maryland |
| 50 | Helen Hess | 4 | Daughter | — | Maryland |
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)