JC
James Clark — 1930 US Census Record
Model Tree available1930 United States Federal Census · Allegany, Maryland
Our Model Tree links this James Clark across the 1910, 1920 and 1930 US Censuses in Allegany, Maryland (XGBoost, ~Confirmed), with identified parents James & Mary — first a son (b.~1902), then head of a 9-person household.
Age 28
b. ~1902
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegany, Maryland |
| Surname | Clark |
| Given Name | James W |
| 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 | Foreman |
| Industry | Silk Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Foreman |
| Township / Ward | Frostburg Town Pt Of |
| 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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Orpha Clark | Daughter | — | 20 | ~1910 |
| Leona Clark | Daughter | — | 23 | ~1907 |
| James Clark | Head | — | 52 | ~1878 |
| Charles Clark | Other | — | 50 | ~1880 |
| Mary Clark | Other | — | 52 | ~1878 |
| Orpha Clark | Other | — | 76 | ~1854 |
| James Clark | Son | — | 28 | ~1902 |
| Charles Clark | Son | — | 27 | ~1903 |
| Harry Clark | Son | — | 16 | ~1914 |
Census Appearances
1910
Allegany, Maryland
Son, age 8
Allegany, Maryland · implied b. ~1902 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | James W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Allegany, Maryland
Son, age 18
Allegany, Maryland · implied b. ~1902 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | James W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Allegany, Maryland
Son, age 28
Allegany, Maryland · implied b. ~1902 — 9 household members
| Surname | Clark |
| Given Name | James W |
| 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 | Foreman |
| Industry | Silk Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 James Clark across 3 US Census years (1910, 1920 and 1930) in Allegany, Maryland, using XGBoost record linkage. Identified parents: father James Clark (~0.92 confidence) and mother Mary Clark (~0.92 confidence) and mother Mary Clark (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Clark
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Clark
Son · 1930 · age 28 · b. ~1902 · Maryland
★ You are viewing this record
Sibling
Orpha Clark
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Clark
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leona Clark
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Clark
Sibling · 1930 · age 16
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 — Allegany, Maryland
Open full size
1930 US Federal Census — Allegany, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus844unit:0021)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Johnson | 24 | Son-in-law | Rubber Worker | Maryland |
| 2 | John E Barry | 32 | Head | Tire Worker | Maryland |
| 3 | Agnes Barry | 26 | Wife-H | — | Maryland |
| 4 | Mathilda Barry | 5 | Daughter | — | Maryland |
| 5 | Henrietta Barry | 4 | Daughter | — | Maryland |
| 6 | Katherine Barry | 3 | Daughter | — | Maryland |
| 7 | Gerald Barry | 1 | Son | — | Maryland |
| 8 | Edgar W Shannon | 56 | Head | Pipe Fitter | West Virginia |
| 9 | Louise M Shannon | 56 | Wife-H | — | Dist of Columbia |
| 10 | Benjamin Shannon | 35 | Son | Machinist | West Virginia |
| 11 | Buford Shannon | 27 | Son | Laborer | West Virginia |
| 12 | Mary Shannon | 21 | Daughter | Spinner | Maryland |
| 13 | Louise Shannon | 18 | Daughter | Dressmaker | Maryland |
| 14 | Florence Shannon | 17 | Daughter | — | Maryland |
| 15 | Virginia Shannon | 15 | Daughter | — | Maryland |
| 16 | Edgar W Shannon | 12 | Son | — | Maryland |
| 17 | Dorothy Shannon | 3 | Grand Daughter | — | Maryland |
| 18 | Charles Smeltz | 45 | Head | Miner | Maryland |
| 19 | Anna Smeltz | 45 | Wife-H | — | Maryland |
| 20 | Le Roy C Smeltz | 21 | Son | Stenographer | Maryland |
| 21 | Mary Smeltz | 7 | Daughter | — | Maryland |
| 22 | Ruth N Smeltz | 3 | Daughter | — | Maryland |
| 23 | William Donnenberg | 24 | Head | Inspector | Maryland |
| 24 | Marie Donnenberg | 24 | Wife-H | — | Maryland |
| 25 | William Donnenberg | 3 | Son | — | Maryland |
| 26 | Walter Donnenberg | 1 | Son | — | Maryland |
| 27 | Jesse Fuller | 32 | Head | Brick Layer | Maryland |
| 28 | Etha Fuller | 26 | Wife-H | — | West Virginia |
| 29 | Helen Fuller | 9 | Daughter | — | Maryland |
| 30 | William H Fuller | 8 | Son | — | Maryland |
| 31 | Carrie S Walbert | 34 | Boarder | Weaver | Maryland |
| 32 | Harry S Fuller | 56 | Head | Brick Layer | Maryland |
| 33 | Fannie Fuller | 53 | Wife-H | — | Pennsylvania |
| 34 | Ruth Fuller | 30 | Daughter | — | Maryland |
| 35 | Timothy Fuller | 26 | Son | Laborer | Maryland |
| 36 | Mary A Pritchard | 87 | Head | — | Wales |
| 37 | James S Clark | 52 | Head | Miner | Maryland |
| 38 | Mary E Clark | 52 | Wife-H | — | Maryland |
| 39 | James W Clark THIS PERSON | 28 | Son | Foreman | Maryland |
| 40 | Charles S Clark | 27 | Son | Salesman | Maryland |
| 41 | Leona M Clark | 23 | Daughter | Teacher | Maryland |
| 42 | Orpha A Clark | 20 | Daughter | Teacher | Maryland |
| 43 | Harry R Clark | 16 | Son | — | Maryland |
| 44 | Orpha Clark | 76 | Mother-in-law | — | Maryland |
| 45 | Charles Clark | 50 | Boarder | Miner | Maryland |
| 46 | Charles Jack | 30 | Head | Manager | Maryland |
| 47 | Marie Jack | 24 | Wife-H | — | Maryland |
| 48 | Anna M Jack | 2 | Daughter | — | Maryland |
| 49 | Arthur Reeves | 36 | Head | Laborer | Maryland |
| 50 | Pearl Reeves | 25 | Wife-H | — | Maryland |
Pedigree Summary
James + 4 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)