MR
Mary Rice — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Frederick, Maryland
Our Model Tree links this Mary Rice across the 1900, 1910 and 1920 US Censuses in Frederick, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1863), then head of a 3-person household.
Age 57
b. ~1863
Female
Spouse
Born: Maryland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Frederick, Maryland |
| Surname | Rice |
| Given Name | Mary F. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Election District 20 Lewistown |
| Est. Birth Year | ~1863 |
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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Susan Rice | Daughter | — | 13 | ~1907 |
| Isaac Rice | Head | — | 62 | ~1858 |
| Mary Rice | Spouse | — | 57 | ~1863 |
Census Appearances
1900
Frederick, Maryland
Spouse, age 37
Frederick, Maryland · implied b. ~1863 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rice |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Maryland |
| Birth Month | Oct |
| Birth Year | 1863 |
| 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 |
1910
Frederick, Maryland
Spouse, age 46
Frederick, Maryland · implied b. ~1864 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rice |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Maryland |
| Years Married | 32 |
| Children Born | 13 |
| Children Living | 10 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | No |
| Can Write | No |
| Speaks English | English |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Frederick, Maryland
Spouse, age 57
Frederick, Maryland · implied b. ~1863 — 3 household members
| Surname | Rice |
| Given Name | Mary F. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | No |
| Can Write | No |
| Speaks English | 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 Rice across 3 US Census years (1900, 1910 and 1920) in Frederick, Maryland, using XGBoost record linkage.
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This person
Anchor record
Mary Rice
Spouse · 1920 · age 57 · b. ~1863 · Maryland
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Frederick, Maryland
Open full size
1920 US Federal Census — Frederick, Maryland
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu673unit:0394)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John F. Biehl | 38 | Head | Farmer | Maryland |
| 2 | Jennie M. Biehl | 38 | Wife | — | Maryland |
| 3 | Earl H. Biehl | 10 | Son | — | Maryland |
| 4 | Helen G. Biehl | 6 | Daughter | — | Maryland |
| 5 | Emma G. Houch | 59 | Mother-in-law | — | Maryland |
| 6 | John H. Marshall | 49 | Head | Farmer | Maryland |
| 7 | Ida A. Marshall | 41 | Wife | — | Maryland |
| 8 | Edna L. Marshall | 18 | Daughter | — | Maryland |
| 9 | Eli E. Rice | 21 | Head | Farm Laborer | Maryland |
| 10 | Nora E. Rice | 18 | Wife | — | Maryland |
| 11 | Mary Bowers | 75 | Lodger | — | Virginia |
| 12 | Nelson C. Rice | 22 | Head | Farm Laborer | Maryland |
| 13 | Effie Rice | 18 | Wife | — | Maryland |
| 14 | Isaac E. Rice | 62 | Head | Farmer | Maryland |
| 15 | Mary F. Rice THIS PERSON | 57 | Wife | — | Maryland |
| 16 | Susan F. Rice | 13 | Daughter | — | Maryland |
| 17 | Franklin W. C. Hewitt | 35 | Head | Laborer | Maryland |
| 18 | Naomi B. Hewitt | 32 | Wife | — | Maryland |
| 19 | Raymond W. Hewitt | 11 | Son | — | Maryland |
| 20 | Mary R. Hewitt | 9 | Daughter | — | Maryland |
| 21 | Thomas F. Hewitt | 7 | Son | — | Maryland |
| 22 | Anna G. Hewitt | 1 | Daughter | — | Maryland |
| 23 | Jacob P. Plummer | 73 | Head | Farmer | Maryland |
| 24 | Sarah L. Plummer | 63 | Wife | — | Pennsylvania |
| 25 | Henry C. Brown | 60 | Head | Laborer | Maryland |
| 26 | Cornelia Brown | 69 | Wife | — | Maryland |
| 27 | Roscoe C. Rice | 29 | Head | Farmer | Maryland |
| 28 | Blanche G. Rice | 23 | Wife | — | Maryland |
| 29 | Mary R. Rice | 4 | Daughter | — | Maryland |
| 30 | Rosa M. Rice | 2 | Daughter | — | Maryland |
| 31 | George E. Rice | 0 | Son | — | Maryland |
| 32 | George T. Waddle | 68 | Head | Laborer | Maryland |
| 33 | Jane S. Waddle | 68 | Wife | — | Maryland |
| 34 | Vernon O. Waddle | 30 | Son | Laborer | Maryland |
| 35 | Frank J. Waddle | 30 | Head | Laborer | Maryland |
| 36 | Ivy L. Waddle | 27 | Wife | — | Maryland |
| 37 | May L. Waddle | 8 | Daughter | — | Maryland |
| 38 | Edna R. Waddle | 6 | Daughter | — | Maryland |
| 39 | Catherine R. Waddle | 3 | Daughter | — | Maryland |
| 40 | Glenn F. Waddle | 1 | Son | — | Maryland |
| 41 | Jacob H. Minninger | 70 | Head | Farmer | Maryland |
| 42 | William H. Suter | 30 | Head | Laborer | Maryland |
| 43 | Nannie A. Suter | 25 | Wife | — | Maryland |
| 44 | John W. Suter | 6 | Son | — | Maryland |
| 45 | Samuel H. Suter | 2 | Son | — | Maryland |
| 46 | Jesse E. Nidie | 25 | Head | Farmer | Maryland |
| 47 | Cora A. V. Nidie | 23 | Wife | — | Maryland |
| 48 | Mary A. Nidie | 4 | Daughter | — | Maryland |
| 49 | Ruth E. Nidie | 1 | Daughter | — | Maryland |
| 50 | Victoria M. Nidie | 62 | Mother | — | Maryland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)