KW
Katherine Williams — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Katherine Williams across the 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 7-person household.
Age 36
b. ~1894
Female
Spouse
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Williams |
| Given Name | Katherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 26 |
| 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 | Baltimore City |
| Est. Birth Year | ~1894 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Katherine | Age | Birth yr |
|---|---|---|---|---|
| Katherine Williams | Spouse | — | 36 | ~1894 |
| Robert Williams | Son | — | ~1930 | |
| Margaret Williams | Daughter | — | 5 | ~1925 |
| Beulah Williams | Daughter | — | 1 | ~1929 |
| Celeste Williams | Daughter | — | 7 | ~1923 |
| James Williams | Son | — | 2 | ~1928 |
| James Williams | Head | — | 35 | ~1895 |
Census Appearances
1930
Baltimore, Maryland
Spouse, age 36
Baltimore, Maryland · implied b. ~1894 — 7 household members
| Surname | Williams |
| Given Name | Katherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 26 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Spouse, age 46
Baltimore-City-County, Maryland · implied b. ~1894 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Katharine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Balto City |
| 1935 Residence (County) | Baltimore City |
| Industry | 0 |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| 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 Katherine Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Katherine Williams
Spouse · 1930 · age 36 · b. ~1894 · 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 — Baltimore, Maryland
Open full size
1930 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus865unit:0884)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Sydney Allen | 37 | Head | Engineer | Maryland |
| 52 | Clara Allen | 26 | Wife | — | Maryland |
| 53 | John Allen | 9 | Son | — | Maryland |
| 54 | Victoria Brooks | 53 | Head | Laborer | Maryland |
| 55 | William Brooks | 27 | Son | Laborer | Maryland |
| 56 | Victoria W. Brooks | 19 | Daughter | — | Maryland |
| 57 | Hazel V. Brooks | 12 | Daughter | — | Maryland |
| 58 | Lewis Brooks | 6 | Son | — | Virginia |
| 59 | Paul Brauce | 36 | Boarder | Engineer | Pennsylvania |
| 60 | John A. Kelly | 67 | Head | Engineer | Irish Free State |
| 61 | Ellen M. Kelly | 60 | Wife | — | Maryland |
| 62 | Lloyd Copper | 27 | Head | Machinist | Maryland |
| 63 | Margaret Copper | 23 | Wife | — | Maryland |
| 64 | Bernice Copper | 4 | Daughter | — | Maryland |
| 65 | Horace A. Harvey | 42 | Head | Trucker | Virginia |
| 66 | Bertie Harvey | 40 | Wife | — | Virginia |
| 67 | Geo. W. Harvey | 18 | Son | Machinist | Virginia |
| 68 | Otto Alberty | 50 | Head | Laborer | Maryland |
| 69 | Mary Alberty | 50 | Wife | — | Maryland |
| 70 | Frederick Alberty | 18 | Son | Laborer | Maryland |
| 71 | Otto J. Taylord | 15 | Grandson | — | Maryland |
| 72 | Leo Shea | 41 | Head | Engineer | Maryland |
| 73 | Jennie Shea | 46 | Wife | — | Maryland |
| 74 | William Hubbard | 27 | Step-son | Stock Clerk | Maryland |
| 75 | Albert Hubbard | 23 | Step-son | Laborer | Maryland |
| 76 | Charles Hubbard | 18 | Step-son | — | Maryland |
| 77 | William Freiburger | 39 | Head | Captain | Maryland |
| 78 | Mamie Freiburger | 36 | Wife | — | Maryland |
| 79 | Wm. Jr. Freiburger | 13 | Son | — | Maryland |
| 80 | Selma Freiburger | 10 | Daughter | — | Maryland |
| 81 | Agnes Freiburger | 7 | Daughter | — | Maryland |
| 82 | Nicholas Fold | 45 | Head | Engineer | Maryland |
| 83 | Annie Fold | 42 | Wife | — | Maryland |
| 84 | Eva Fold | 20 | Daughter | Stenographer | Maryland |
| 85 | James Williams | 35 | Head | Fireman | Maryland |
| 86 | Katherine Williams THIS PERSON | 36 | Wife | — | Maryland |
| 87 | Celeste Williams | 7 | Daughter | — | Maryland |
| 88 | Margaret Williams | 5 | Daughter | — | Maryland |
| 89 | James Williams | 2 | Son | — | Maryland |
| 90 | Beulah Williams | 1 | Daughter | — | Maryland |
| 91 | Robert Williams | 0 | Son | — | Maryland |
| 92 | Arthur Harrigan | 30 | Head | Fireman | New York |
| 93 | Mamie Harrigan | 30 | Wife | — | Maryland |
| 94 | Arthur W. Harrigan | 8 | Son | — | Maryland |
| 95 | Wm. Gervais | 38 | Head | Laborer | Massachusetts |
| 96 | Theresa Gervais | 33 | Wife | — | Massachusetts |
| 97 | Waida Gervais | 13 | Daughter | — | Massachusetts |
| 98 | Wm. Jr. Gervais | 4 | Son | — | Maryland |
| 99 | Jack Lorenzo | 31 | Boarder | Laborer | Washington |
| 100 | John Andrews | 62 | Boarder | Fireman | 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)