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William Harding — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this William Harding across the 1910, 1920, 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents Grants & William — first a son (b.~1902), then head of a 3-person household.
Age 28
b. ~1902
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Harding |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Truck |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Chauffeur |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1902 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| John Harding | Son | — | 25 | ~1905 |
| William Harding | Son | — | 28 | ~1902 |
| William Harding | Head | — | 56 | ~1874 |
Census Appearances
1910
Baltimore, Maryland
Son, age 8
Baltimore, Maryland · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harding |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Maryland |
| 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 |
1920
A, Maryland
Son, age 17
A, Maryland · implied b. ~1903 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hardin |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Candy Maker |
| Industry | Candy Mfg Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 28
Baltimore, Maryland · implied b. ~1902 — 3 household members
| Surname | Harding |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Chauffeur |
| Industry | Truck |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 38
Baltimore-City-County, Maryland · implied b. ~1902 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harden |
| Given Name | William E. Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| Occupation | General foreman |
| Industry | Road construction |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 316 |
| Highest Grade | 8 |
| 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 Harding across 4 US Census years (1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Grants Hardin (~0.92 confidence) and father William Harding (~0.92 confidence) and father William Harding (~0.92 confidence) and mother Lillian Hardin (~0.92 confidence) and mother Maggie Harding (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Grants Hardin
b. ~1868
Source father
● Household
· direct · ~0.92
Father
William Harding
b. ~1874
Source father
● Household
· direct · ~0.92
Father
William Harding
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Lillian Hardin
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Maggie Harding
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Harding
Son · 1930 · age 28 · b. ~1902 · Maryland
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Sibling
John Harding
Sibling · 1930 · age 25
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:1930:15thcensus851unit:0106)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William F. Sherm | 54 | Boarder | Checker | Maryland |
| 52 | George Werner | 35 | Head | Car Driver | Maryland |
| 53 | Mother Werner | 64 | — | — | Virginia |
| 54 | Harry E. Kimmons | 60 | Boarder | Quartermaster | Maryland |
| 55 | Mary E. Snyder | 59 | Head | — | Maryland |
| 56 | George Snyder | 33 | Son | Mechanic | Maryland |
| 57 | William Snyder | 27 | Son | Civil Engineer | Maryland |
| 58 | Edward Erdman | 60 | Head | Burnisher | Maryland |
| 59 | Rose Erdman | 61 | — | — | Maryland |
| 60 | Edward Erdman | 25 | Son | Burnisher | Maryland |
| 61 | Dorothy Erdman | 23 | Daughter | Teller | Maryland |
| 62 | Charles Erdman | 28 | Boarder | — | Maryland |
| 63 | James E. Alexander | 41 | Head | Machinist | Maryland |
| 64 | Lillie Alexander | 40 | — | — | Maryland |
| 65 | Edward Alexander | 20 | Son | Driver | Maryland |
| 66 | Elizabeth A. Alexander | 17 | Daughter | — | Maryland |
| 67 | William Alexander | 14 | Son | — | Maryland |
| 68 | Helen Alexander | 11 | Daughter | — | Maryland |
| 69 | Winifred Alexander | 7 | Son | — | Maryland |
| 70 | Ruth Alexander | 4 | Daughter | — | Maryland |
| 71 | Joseph Lynch | 31 | Head | Carpenter | Maryland |
| 72 | Marie Lynch | 28 | — | — | Maryland |
| 73 | Joseph Lynch | 2 | Son | — | Maryland |
| 74 | Edwin Lynch | 25 | Head | Packer | Maryland |
| 75 | Evelyn Lynch | 20 | — | — | Maryland |
| 76 | Margaret Harding | 71 | Head | — | Maryland |
| 77 | William Harding | 56 | Head | — | Maryland |
| 78 | William Harding THIS PERSON | 28 | Son | Chauffeur | Maryland |
| 79 | John Harding | 25 | Son | Helper | Maryland |
| 80 | Robert Ford | 34 | Head | Repairing | Maryland |
| 81 | Lillian Ford | 31 | — | — | Maryland |
| 82 | Charlotte Ford | 10 | Daughter | — | Maryland |
| 83 | Peter Schmidt | 50 | Head | Manager | Maryland |
| 84 | Theresa Schmidt | 51 | — | — | Maryland |
| 85 | Helen Schmidt | 21 | Daughter | Saleswoman | Maryland |
| 86 | William Schmidt | 23 | Son | Driver | Maryland |
| 87 | Charles Schmidt | 13 | Son | Helper | Maryland |
| 88 | Charlotte Schmidt | 11 | Daughter | — | Maryland |
| 89 | John White | 51 | Head | Sailor | Russia |
| 90 | Anna White | 43 | — | — | Russia |
| 91 | John White | 16 | Son | Cutter | Maryland |
| 92 | James White | 11 | Son | — | Maryland |
| 93 | William White | 6 | Son | — | Maryland |
| 94 | Frank Ford | 52 | Head | Jeweler | Maryland |
| 95 | Mary Ford | 51 | — | — | Maryland |
| 96 | Frank Ford | 25 | Son | Carpenter | Maryland |
| 97 | Harry Conner | 39 | Head | Clerk | Maryland |
| 98 | Arthur Conner | 32 | Brother | Mechanic | Maryland |
| 99 | Mary Conner | 43 | Sister | — | Maryland |
| 100 | Marshall Everhart | 43 | Head | Agent | Maryland |
Pedigree Summary
William + 1 sibling
Gen 1 · 5 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)