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William Simms — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this William Simms across the 1920, 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents William & Dorothy — first a son (b.~1919), then head of a 12-person household.
Age 11
b. ~1919
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Simms |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Est. Birth Year | ~1919 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Simms | Daughter | — | 7 | ~1923 |
| Mary Simms | Other | — | 34 | ~1896 |
| Matthews Gardner | Other | — | 13 | ~1917 |
| David Simms | Son | — | 9 | ~1921 |
| Mildred Simms | Daughter | — | 12 | ~1918 |
| Margaret Simms | Daughter | — | 13 | ~1917 |
| William Simms | Son | — | 11 | ~1919 |
| Cora Gardner | Other | — | 32 | ~1898 |
| Matilda Simms | Daughter | — | 1 | ~1929 |
| Catherine Gardner | Other | — | 12 | ~1918 |
| William Simms | Head | — | 35 | ~1895 |
| Mary Simms | Daughter | — | 4 | ~1926 |
Census Appearances
1920
None, Maryland
Son, age 1
None, Maryland · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simms |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 11
Baltimore, Maryland · implied b. ~1919 — 12 household members
| Surname | Simms |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
Son, age 22
Baltimore-City-County, Maryland · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sims |
| Given Name | William E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | BALTIMORE CITY |
| 1935 Residence (County) | Baltimore City |
| Occupation | Clerk |
| Industry | Railway Transit |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 750 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 William Simms across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father William Simms (~0.92 confidence) and mother Dorothy Simms (~0.92 confidence) and mother Lucy Sims (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Simms
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Dorothy Simms
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Lucy Sims
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Simms
Son · 1930 · age 11 · b. ~1919 · Maryland
★ You are viewing this record
Sibling
Matilda Simms
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Simms
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Simms
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Simms
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Simms
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Simms
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
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:1930:15thcensus862unit:0740)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Arthur R Robinson | 39 | Head | Postal Clerk | United States |
| 52 | Margaret E Robinson | 31 | Wife-H | Clerk | Virginia |
| 53 | Millie Robinson | 7 | Son | — | Maryland |
| 54 | Betty Fauntleroy | 54 | Mother-in-law | — | Virginia |
| 55 | William H Fauntleroy | 56 | Father-in-law | Messenger | Virginia |
| 56 | William Fauntleroy | 26 | Brother-in-law | Teacher | Virginia |
| 57 | Virginia Fauntleroy | 23 | Sister-in-law | — | West Virginia |
| 58 | Isaac Rice | 37 | Roomer | Stevedore | Virginia |
| 59 | Irene Rice | 31 | Roomer | Maid | Virginia |
| 60 | Jesse Person | 40 | Roomer | Cleaner | North Carolina |
| 61 | Rosa Person | 38 | Roomer | Cook | Virginia |
| 62 | Ella Thaves | 50 | Head-H | Maid | Virginia |
| 63 | Mary Hardy | 19 | Daughter | Laundress | Maryland |
| 64 | Alexander Hardy | 21 | Son-in-law | Porter | Maryland |
| 65 | William Butts | 45 | Roomer | Minister | Georgia |
| 66 | Jesse Butts | 36 | Roomer | — | Georgia |
| 67 | Wiley Alleton | 20 | Roomer | — | Georgia |
| 68 | Harold E Alleton | 24 | Roomer | Minister | Maryland |
| 69 | Samuel Butts | 13 | Roomer | — | Georgia |
| 70 | Charles C Myers | 62 | Head | Manager | Maryland |
| 71 | William L Myers | 60 | Brother | Decorator | Maryland |
| 72 | Carrie Myers | 50 | Sister-H | — | Maryland |
| 73 | Gussie Myers | 46 | Sister | — | Maryland |
| 74 | Dora Myers | 45 | Sister | — | Maryland |
| 75 | De Witt J Lee | 37 | Head | Cook | Maryland |
| 76 | Lena Lee | 30 | Wife-H | — | West Virginia |
| 77 | Eugene J Lee | 9 | Son | — | Maryland |
| 78 | Dewitt Jr Lee | 7 | Son | — | Maryland |
| 79 | Jesse Jr Lee | 35 | Brother | Mail-Carrier | Maryland |
| 80 | Jesse Lee | 67 | Father | Packer | Maryland |
| 81 | William Simms | 35 | Head | Steel Work | Maryland |
| 82 | Mary Simms | 34 | Wife-H | — | Maryland |
| 83 | Margaret Simms | 13 | Daughter | — | Maryland |
| 84 | Mildred Simms | 12 | Daughter | — | Maryland |
| 85 | William Jr Simms THIS PERSON | 11 | Son | — | Maryland |
| 86 | David Simms | 9 | Son | — | Maryland |
| 87 | Dorothy Simms | 7 | Daughter | — | Maryland |
| 88 | Mary Simms | 4 | Daughter | — | Maryland |
| 89 | Matilda Simms | 1 | Daughter | — | Maryland |
| 90 | Cora Gardner | 32 | Roomer | Housekeeper | North Carolina |
| 91 | Matthews Gardner | 13 | Roomer | — | North Carolina |
| 92 | Catherine Gardner | 12 | Roomer | — | North Carolina |
| 93 | Pius Gloweckas | 42 | Head | Tailor | Lithuania |
| 94 | Salomija Gloweckas | 34 | Wife-H | — | Lithuania |
| 95 | Aldona Gloweckas | 13 | Daughter | — | Maryland |
| 96 | Olga Gloweckas | 6 | Daughter | — | Maryland |
| 97 | James Watkins | 38 | Head | Butler | Maryland |
| 98 | Catherine Watkins | 35 | Wife-H | Cook | Virginia |
| 99 | Alonzo Washington | 20 | Nephew | Porter | Washington |
| 100 | Newton Harris | 60 | Roomer | Butler | Virginia |
Related Census Records
Pedigree Summary
William + 6 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)