MR
Mary Rich — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Denver, Colorado
Our Model Tree links this Mary Rich across the 1920, 1930 and 1940 US Censuses in Denver, Colorado (XGBoost, ~Confirmed) — first a spouse (b.~1873), then head of a 4-person household.
Age 57
b. ~1873
Female
Spouse
Born: Austria
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Denver, Colorado |
| Surname | Rich |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Austria |
| Naturalization Status | Naturalized |
| Year of Immigration | 1888 |
| Age at First Marriage | 20 |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
| Township / Ward | Denver City |
| Est. Birth Year | ~1873 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Alfred Rich | Son | — | 25 | ~1905 |
| Mary Rich | Spouse | — | 57 | ~1873 |
| Louise Rich | Daughter | — | 20 | ~1910 |
| Edward Rich | Head | — | 58 | ~1872 |
Census Appearances
1920
Denver, Colorado
Spouse, age 44
Denver, Colorado · implied b. ~1876 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reich |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Austria |
| Year of Immigration | 1889 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Occupation | janitor |
| Industry | Bank |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth Country | Austria |
| Year of Naturalization | 1900 |
| Birthplace (normalized) | austria |
1930
Denver, Colorado
Spouse, age 57
Denver, Colorado · implied b. ~1873 — 4 household members
| Surname | Rich |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Austria |
| Naturalization Status | Naturalized |
| Year of Immigration | 1888 |
| Age at First Marriage | 20 |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
1940
Denver-County, Colorado
Spouse, age 67
Denver-County, Colorado · implied b. ~1873 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reich |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Austria |
| 1935 Residence (City) | Denver City & County |
| 1935 Residence (County) | Denver |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
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 Rich 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 Rich
Spouse · 1930 · age 57 · b. ~1873 · Colorado
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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
26 people indexed on this census page (ia:1930:15thcensus234unit:0917)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Albert G. Hurst | 20 | Head | Driver | Colorado |
| 2 | Erma Hurst | 20 | Wife | — | Nebraska |
| 3 | Marcelline Hurst | 0 | Daughter | — | Colorado |
| 4 | Edward T. Rich | 58 | Head | Janitor | Austria |
| 5 | Mary A. Rich THIS PERSON | 57 | Wife | — | Austria |
| 6 | Louise F. Rich | 20 | Daughter | Saleslady | Colorado |
| 7 | Alfred J. Rich | 25 | Son | Clerical Work | Colorado |
| 8 | Chas. A. Eger | 75 | Head | — | Germany |
| 9 | H. H. Throckmorton | 31 | Head | Typewriter | Colorado |
| 10 | Marguerite Throckmorton | 30 | Wife | — | Colorado |
| 11 | Vivian Throckmorton | 9 | Daughter | — | Colorado |
| 12 | Axeve L. Voorhees | 40 | Head | Salesman | Iowa |
| 13 | Irene M. Voorhees | 46 | Wife | — | Iowa |
| 14 | Robert J. Voorhees | 7 | Grandson | — | Colorado |
| 15 | Richard M. Voorhees | 6 | Grandson | — | California |
| 16 | Hattie G. Holloway | 53 | Head | — | Ohio |
| 17 | J. Ernest Vandergriff | 17 | Grandson | Salesman | New York |
| 18 | Edythe M. Vandergriff | 43 | Wife | — | Colorado |
| 19 | Clinton A. Johnson | 33 | Roomer | Engineer | Iowa |
| 20 | Nealy J. Bresnehan | 42 | Head | Manager | Illinois |
| 21 | Elizabeth M. Bresnehan | 31 | Wife | — | Colorado |
| 22 | Haley J. Bresnehan | 10 | Son | — | Colorado |
| 23 | Anna Lindsay | 47 | Head | Cook | Arkansas |
| 25 | Ends Enumerations Block 1673 | None | — | — | — |
| 26 | Kenneth Lenhart | 18 | Lodger | Salesman | Nebraska |
| 27 | Dora Higgins | 69 | Head | Servant | Illinois |
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)