MS
Mary Simms — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Charles, Maryland
Our Model Tree links this Mary Simms across the 1920 and 1930 US Censuses in Charles, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 8-person household.
Age 42
b. ~1888
Female
Spouse
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Charles, Maryland |
| Surname | Simms |
| Given Name | Mary B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 18 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Harris Lot Precinct No 5 |
| Est. Birth Year | ~1888 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ruth Simms | Daughter | — | 17 | ~1913 |
| Thomas Simms | Son | — | 8 | ~1922 |
| Martha Simms | Daughter | — | 6 | ~1924 |
| Mary Simms | Daughter | — | 10 | ~1920 |
| Mary Simms | Spouse | — | 42 | ~1888 |
| William Simms | Son | — | 12 | ~1918 |
| Joseph Simms | Head | — | 45 | ~1885 |
| James Simms | Son | — | 16 | ~1914 |
Census Appearances
1920
Charles, Maryland
Spouse, age 32
Charles, Maryland · implied b. ~1888 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simms |
| Given Name | Mary B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Year of Naturalization | 7 |
| Birthplace (normalized) | maryland |
1930
Charles, Maryland
Spouse, age 42
Charles, Maryland · implied b. ~1888 — 8 household members
| Surname | Simms |
| Given Name | Mary B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 18 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| 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 Simms across 2 US Census years (1920 and 1930) in Charles, Maryland, using XGBoost record linkage.
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This person
Anchor record
Mary Simms
Spouse · 1930 · age 42 · b. ~1888 · Maryland
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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 — Charles, Maryland
Open full size
1930 US Federal Census — Charles, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus872unit:0918)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary | 6 | Daughter | None | Maryland |
| 2 | Elizabeth | 3 | Daughter | None | Maryland |
| 3 | James A. Penn | 50 | Head | Laborer | Maryland |
| 4 | Hellen Penn | 43 | Wife | None | Maryland |
| 5 | Fannie Davis | 23 | Daughter | None | Maryland |
| 6 | Theresa Penn | 13 | Daughter | None | Maryland |
| 7 | Gladys Penn | 8 | Daughter | None | Maryland |
| 8 | Marion Penn | 2 | Daughter | None | Maryland |
| 9 | Emma Welch | 8 | Granddaughter | None | Maryland |
| 10 | Joseph Welch | 6 | Grandson | None | Maryland |
| 11 | Mildred Bond | 3 | Granddaughter | None | Maryland |
| 12 | Clarence Huber | 1 | Grandson | None | Maryland |
| 13 | Charman R. Burroughs | 62 | Head | Farmer | Maryland |
| 14 | Mary M. Burroughs | 35 | Wife | None | Maryland |
| 15 | Wilson W. Burroughs | 4 | Son | None | Maryland |
| 16 | George A. Burroughs | 2 | Son | None | Maryland |
| 17 | Daniel R. Burroughs | 1 | Son | None | Maryland |
| 18 | James A. Hilton | 54 | Head | Farmer | Maryland |
| 19 | Mary Hilton | 49 | Wife | None | Maryland |
| 20 | David J. Hilton | 22 | Son | Laborer | Maryland |
| 21 | Louise Hilton | 17 | Daughter | None | Maryland |
| 22 | Nellie Hilton | 16 | Daughter | None | Maryland |
| 23 | Annie Hilton | 14 | Daughter | None | Maryland |
| 24 | Agnes Hilton | 12 | Daughter | None | Maryland |
| 25 | Dorothy Hilton | 10 | Daughter | None | Maryland |
| 26 | Rose Hilton | 8 | Daughter | None | Maryland |
| 27 | Alice Hilton | 6 | Daughter | None | Maryland |
| 28 | Joseph M. Simms | 45 | Head | Farmer | Maryland |
| 29 | Mary B. Simms THIS PERSON | 42 | Wife | None | Maryland |
| 30 | Ruth L. Simms | 17 | Daughter | None | Maryland |
| 31 | James C. Simms | 16 | Son | Laborer | Maryland |
| 32 | William H. Simms | 12 | Son | None | Maryland |
| 33 | Mary E. Simms | 10 | Daughter | None | Maryland |
| 34 | Thomas E. Simms | 8 | Son | None | Maryland |
| 35 | Martha E. Simms | 6 | Daughter | None | Maryland |
| 36 | John E. Price | 35 | Head | Saw Mill Oper | Maryland |
| 37 | Phylis Price | 31 | Wife | None | Maryland |
| 38 | John E. Jr. Price | 9 | Son | None | Maryland |
| 39 | William Price | 8 | Son | None | Maryland |
| 40 | Philip Price | 6 | Son | None | Maryland |
| 41 | Richard Price | 4 | Son | None | Maryland |
| 42 | Marie Price | 2 | Daughter | None | Maryland |
| 43 | Marion Price | 1 | Daughter | None | Maryland |
| 44 | Robert Price | 0 | Son | None | Maryland |
| 45 | George Proctor | 46 | Head | Laborer | Maryland |
| 46 | Cora Proctor | 60 | Wife | None | Maryland |
| 47 | John E. H. Proctor | 16 | Son | Laborer | Maryland |
| 48 | Alice Yates | 55 | Head | None | Maryland |
| 49 | Walter B. Fowler | 57 | Head | Laborer | Maryland |
| 50 | Rose Kelley | 43 | Sister | None | Maryland |
Related Census Records
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)