MR
Mary Rice — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Mary Rice across the 1900, 1910 and 1920 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a head (b.~1842), then head of a 4-person household.
Age 58
b. ~1842
Female
Head
Born: Maryland
Widowed
1900 Census Record Details
| Census Year | 1900 |
| Location | Baltimore, Maryland |
| Surname | Rice |
| Given Name | Mary L |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| Birth Month | Apr |
| Birth Year | 1842 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | 11Th Precinct Of The Eighteenth Ward Of City Baltimore |
| Est. Birth Year | ~1842 |
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 1900 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Cook | Daughter | — | 24 | ~1876 |
| Mary Rice | Head | — | 58 | ~1842 |
| Annie Anderson | Other | — | 39 | ~1861 |
| Robert Cook | Other | — | 41 | ~1859 |
Census Appearances
1900
Baltimore, Maryland
Head, age 58
Baltimore, Maryland · implied b. ~1842 — 4 household members
| Surname | Rice |
| Given Name | Mary L |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| Birth Month | Apr |
| Birth Year | 1842 |
| 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
Baltimore, Maryland
Spouse, age 65
Baltimore, Maryland · implied b. ~1845 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rice |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Maryland |
| Years Married | 40 |
| Children Born | 4 |
| Children Living | 4 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
Head, age 75
Baltimore, Maryland · implied b. ~1845 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rice |
| Given Name | Margaret L |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| 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 Baltimore, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Rice
Head · 1900 · age 58 · b. ~1842 · Maryland
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Baltimore, Maryland
Open full size
1900 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu616unit:0457)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Henrietta Rahn | 45 | Wife | — | Germany |
| 52 | Samuel Rahn | 32 | Son | Salisman | Maryland |
| 53 | Maggie Rahn | 25 | Daughter | — | Maryland |
| 54 | Fannie Rahn | 24 | Daughter | Salislady | Maryland |
| 55 | Edmund Rahn | 18 | Son | Salisman | Maryland |
| 56 | Mary L Rice THIS PERSON | 58 | Head | — | Maryland |
| 57 | Robert H Cook | 41 | Son in Law | Lawyer | Maryland |
| 58 | Elizabeth A Cook | 23 | Daughter | — | Maryland |
| 59 | Annie Anderson | 39 | Servant | Servant | Maryland |
| 60 | Clarence E Hooper | 41 | Head | Collector | Maryland |
| 61 | Helen R Hooper | 40 | Wife | — | Texas |
| 62 | Grace E Hooper | 9 | Daughter | — | Texas |
| 63 | Joseph H Leopold | 45 | Head | Life Insurance | N Carolina |
| 64 | Emma A Leopold | 45 | Wife | — | Maryland |
| 65 | Ernest W Leopold | 16 | Son | — | Maryland |
| 66 | Brother John R | None | W | Life Insurance | N Carolina |
| 67 | Benjamin Weber | 47 | Head | Accountant | Maryland |
| 68 | Fannie H Weber | 38 | Wife | — | Maryland |
| 69 | Myra Weber | 8 | Daughter | — | Maryland |
| 70 | Doris Weber | 5 | Daughter | — | Maryland |
| 71 | James L Selby | 31 | Boarder | Bookkeeper | Maryland |
| 72 | Grace M Selby | 23 | Boarder | — | Maryland |
| 73 | Margaret L Selby | 2 | Boarder | — | Maryland |
| 74 | John Templeton | 44 | Head | — | Maryland |
| 75 | Robert B S Templeton | 46 | Brother | — | Maryland |
| 76 | Mary E Templeton | 52 | Sister | Teacher | Maryland |
| 77 | Jane L Templeton | 50 | Sister | — | Maryland |
| 78 | Jane Z Wilson | 80 | Aunt | — | Ireland |
| 79 | Mary J Morgan | 45 | Head | — | Virginia |
| 80 | Minnie G Morgan | 19 | Daughter | Student | Maryland |
| 81 | Harry G Morgan | 17 | Son | Student | Virginia |
| 82 | Helen G Morgan | 11 | Daughter | — | Maryland |
| 83 | Ruth G Morgan | 8 | Daughter | — | Maryland |
| 84 | Phillip G Green | 30 | Boarder | Draughtsman | Maryland |
| 85 | Marshall Melvin | 30 | Boarder | Merchant | W Virginia |
| 86 | Minnie Melvin | 30 | Boarder | — | Virginia |
| 87 | Martha Douglass | 25 | Servant | Servant | Maryland |
| 88 | Robert H Lyell | 52 | Head | Fireman | Virginia |
| 89 | Ada R Lyell | 40 | Wife | — | Virginia |
| 90 | John M Lyell | 24 | Nephew | Lawyer | Virginia |
| 91 | Mary E Lyell | 20 | Niece | — | Virginia |
| 92 | Thomas S Donaldson | 30 | Nephew | Sculptor | Virginia |
| 93 | Margaret Chase | 60 | Servant | Servant | Maryland |
| 94 | Harry G Murray | 85 | Head | — | Maryland |
| 95 | Mary Jane Murray | 47 | Daughter | — | Maryland |
| 96 | Mary A George | 71 | Head | — | Pennsylvania |
| 97 | Fannie A George | 35 | Daughter | — | Maryland |
| 98 | Lucy G Brown | 31 | Daughter | — | Maryland |
| 99 | Dorothy Brown | 9 | Daughter | — | Maryland |
| 100 | Louisa Butler | 40 | Servant | Servant | Maryland |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1900 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)