BW
Blanche Williams — 1930 US Census Record
Model Tree available1930 United States Federal Census · Harford, Maryland
Our Model Tree links this Blanche Williams across the 1920, 1930 and 1940 US Censuses in Harford, Maryland (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1911), then head of a 10-person household.
Age 19
b. ~1911
Female
Daughter
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Harford, Maryland |
| Surname | Williams |
| Given Name | Blanche C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Married |
| 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 |
| Township / Ward | Election District 3 |
| Est. Birth Year | ~1911 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Blanche | Age | Birth yr |
|---|---|---|---|---|
| Russell Williams | Son | — | 6 | ~1924 |
| John Williams | Head | — | 47 | ~1883 |
| John Williams | Son | — | 17 | ~1913 |
| Priscilla Williams | Other | — | 32 | ~1898 |
| Bernard Williams | Son | — | 8 | ~1922 |
| Eleanor Williams | Son | — | 15 | ~1915 |
| Blanche Williams | Daughter | — | 19 | ~1911 |
| Emma Williams | Daughter | — | 10 | ~1920 |
| Beatrice Williams | Daughter | — | 11 | ~1919 |
| Anna Williams | Daughter | — | 4 | ~1926 |
Census Appearances
1920
Harford, Maryland
Daughter, age 9
Harford, Maryland · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Blanch S. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Harford, Maryland
Daughter, age 19
Harford, Maryland · implied b. ~1911 — 10 household members
| Surname | Williams |
| Given Name | Blanche C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
Spouse, age 30
Harford-County, Maryland · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Bernice |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Havre de Grace City |
| 1935 Residence (County) | Harford |
| Occupation | Teacher |
| Industry | High School |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 925 |
| Highest Grade | No 8 |
| 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 Blanche Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Williams (~0.92 confidence) and father John Williams (~0.92 confidence) and mother Drusilla Williams (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Williams
b. ~1883
Source father
● Household
· direct · ~0.92
Father
John Williams
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Drusilla Williams
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Blanche Williams
Daughter · 1930 · age 19 · b. ~1911 · Maryland
★ You are viewing this record
Sibling
Anna Williams
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Williams
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Williams
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Williams
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russell Williams
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Williams
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Williams
Sibling · 1930 · age 8
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 — Harford, Maryland
Open full size
1930 US Federal Census — Harford, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus875unit:0926)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ryburn Vaught | 25 | Boarder | Laborer | Virginia |
| 52 | Catherine Matthews | 58 | Head | — | Maryland |
| 53 | Elizabeth Matthews | 28 | Daughter | — | Maryland |
| 54 | Vincent Younger | 13 | Boarder | — | Maryland |
| 55 | Howard Younger | 10 | Boarder | — | Maryland |
| 56 | Raymond Younger | 8 | Boarder | — | Maryland |
| 57 | Frances Younger | 12 | Boarder | — | Maryland |
| 58 | Catherine Knight | 2 | Boarder | — | Maryland |
| 59 | Claude M. Smith | 31 | Head | Sawer | Virginia |
| 60 | Margaret A. Smith | 26 | Wife-H | — | Maryland |
| 61 | Claude A. Smith | 5 | Son | — | Maryland |
| 62 | John W. Smith | 4 | Son | — | Maryland |
| 63 | Robert S. Smith | 2 | Son | — | Maryland |
| 64 | Margaret E. Smith | 1 | Daughter | — | Maryland |
| 65 | Charles S. Tucker | 59 | Head | Farmer | Maryland |
| 66 | Minnie E. Tucker | 39 | Wife-H | Clerk | Maryland |
| 67 | Cecil Thomas Tucker | 16 | Son | — | Maryland |
| 68 | Regina S. Tucker | 14 | Boarder | — | Maryland |
| 69 | John W. Williams | 47 | Head | Laborer | Maryland |
| 70 | Priscilla R. Williams | 32 | Wife-H | — | Maryland |
| 71 | Blanche C. Williams THIS PERSON | 19 | Daughter | — | Maryland |
| 72 | John W. Williams | 17 | Son | Laborer | Maryland |
| 73 | Eleanor G. Williams | 15 | Son | Laborer | Maryland |
| 74 | Beatrice D. Williams | 11 | Daughter | — | Maryland |
| 75 | Emma B. Williams | 10 | Daughter | — | Maryland |
| 76 | Bernard W. Williams | 8 | Son | — | Maryland |
| 77 | Russell Williams | 6 | Son | — | Maryland |
| 78 | Anna M. Williams | 4 | Daughter | — | Maryland |
| 79 | Joseph Wilson | 46 | Head | Laborer | Maryland |
| 80 | Rose W. Wilson | 40 | Wife-H | — | Maryland |
| 81 | Ann M. Wilson | 4 | Daughter | — | Maryland |
| 82 | Florence R. Wilson | 2 | Daughter | — | Maryland |
| 83 | Joseph L. Wilson | 0 | Son | — | Maryland |
| 84 | Clara W. Turner | 44 | Head | — | Maryland |
| 85 | Benjamin W. Turner | 14 | Son | — | Maryland |
| 86 | Edward W. Gibson | 43 | Head | Farmer | Maryland |
| 87 | Priscilla G. Gibson | 72 | Mother-H | — | Maryland |
| 88 | Adah H. Gibson | 44 | Sister | — | Maryland |
| 89 | Lee M. Hughes | 55 | Boarder | Doctor | Maryland |
| 90 | Martin E. Kolding | 42 | Head | Farmer | Pennsylvania |
| 91 | Elizabeth E. Kolding | 43 | Wife-H | — | Maryland |
| 92 | Theodore W. Kolding | 13 | Son | — | Maryland |
| 93 | Margaret E. Kolding | 6 | Daughter | — | Maryland |
| 94 | Harry J. Decoursey | 79 | Boarder | Farmer | Maryland |
| 95 | Albert Walker | 22 | Boarder | Laborer | North Carolina |
| 96 | John W. Peterson | 65 | Head | Farmer | Maryland |
| 97 | Sara L. Peterson | 56 | Wife-H | — | Maryland |
| 98 | William C. Norris | 26 | Son-in-law | Chauffeur | Maryland |
| 99 | Elsie B. Norris | 21 | Daughter | — | Maryland |
| 100 | William C. Norris | 2 | Grandson | — | Maryland |
Related Census Records
Pedigree Summary
Blanche + 7 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)