WC
Walter Clark — 1930 US Census Record
Model Tree available1930 United States Federal Census · Denver, Colorado
Our Model Tree links this Walter Clark across the 1920, 1930 and 1940 US Censuses in Denver, Colorado (XGBoost, ~Confirmed), with identified parents Sarah — first a son (b.~1889), then head of a 2-person household.
Age 41
b. ~1889
Male
Son
Born: Colorado
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Denver, Colorado |
| Surname | Clark |
| Given Name | Walter M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Auto |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | Yes WW |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Mechanic |
| Township / Ward | Denver City |
| Est. Birth Year | ~1889 |
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.
2 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Walter | Age | Birth yr |
|---|---|---|---|---|
| Sarah Clark | Head | — | 64 | ~1866 |
| Walter Clark | Son | — | 41 | ~1889 |
Census Appearances
1920
Denver, Colorado
Son, age 32
Denver, Colorado · implied b. ~1888 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Walter M |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Ireland |
| Occupation | Auto Machinist |
| Industry | Motor Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Denver, Colorado
Son, age 41
Denver, Colorado · implied b. ~1889 — 2 household members
| Surname | Clark |
| Given Name | Walter M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Ireland |
| Occupation | Mechanic |
| Industry | Auto |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | Yes WW |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Denver-County, Colorado
Head, age 53
Denver-County, Colorado · implied b. ~1887 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clarke |
| Given Name | Walter E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | City and County of Denver |
| 1935 Residence (County) | Denver |
| Occupation | Druggist |
| Industry | Drug store |
| Class of Worker | E |
| Hours Worked | 60 |
| Income (1939) | 5000 |
| Highest Grade | C 3 |
| 1935 Residence | Same house |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Walter Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Sarah Clark (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Sarah Clark
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Walter Clark
Son · 1930 · age 41 · b. ~1889 · Colorado
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Denver, Colorado
Open full size
1930 US Federal Census — Denver, Colorado
Page Contents
50 people indexed on this census page (ia:1930:15thcensus238unit:0378)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Maazy | 52 | Head | Watchman | Hungary |
| 2 | Mary Maazy | 53 | Wife | — | Hungary |
| 3 | Margaret Maazy | 20 | Daughter | Operator | Pennsylvania |
| 4 | Joseph Maazy | 12 | Son | — | Pennsylvania |
| 5 | Frank Maazy | 10 | Son | — | Pennsylvania |
| 6 | Steven Maazy | 7 | Son | — | Pennsylvania |
| 7 | Grace S. Ostler | 57 | Head | — | New York |
| 8 | Margaret Thomas | 63 | Head | — | Ohio |
| 9 | Joseph Thomas | 35 | Son | Stationary Engineer | Colorado |
| 10 | William Thomas | 28 | Son | Operator | Colorado |
| 11 | Mary Burke | 48 | Head | — | Michigan |
| 12 | Sebastian Regina | 32 | Head | Miner | Italy |
| 13 | Ida Regina | 30 | Wife | Tube Inspector | Illinois |
| 14 | Lucille Clarke | 12 | Step-daughter | — | Colorado |
| 15 | Pattie Clarke | 10 | Step-daughter | — | Colorado |
| 16 | Dewey J. Guinn | 31 | Head | Driver | Michigan |
| 17 | Ethel B. Guinn | 23 | Wife | — | Kentucky |
| 18 | William J. Guinn | 5 | Son | — | Colorado |
| 19 | Melvin J. Guinn | 2 | Son | — | Colorado |
| 20 | Wm Whittaker | 51 | Head | — | Illinois |
| 21 | Emma Randall | 59 | Head | Miller | Missouri |
| 22 | Emma Randall | 59 | Wife | — | Ohio |
| 23 | Anna Reilly | 55 | Head | — | Wisconsin |
| 24 | Gertrude Hardage | 33 | Daughter | Manageress | Colorado |
| 25 | Frances J. Reilly | 25 | Son | Bookkeeper | Colorado |
| 26 | Nick Peterson | 51 | Head | — | Sweden |
| 27 | Jennie Peterson | 66 | Wife | — | Sweden |
| 28 | Ernest C. Haas | 54 | Head | Broker | Kansas |
| 29 | Katie Haas | 50 | Wife | — | Nebraska |
| 30 | Fred B. Haas | 24 | Son | Operator | Colorado |
| 31 | Elizabeth L. Haas | 22 | Daughter | Teacher | Colorado |
| 32 | George H. Hague | 44 | Head | Electrician | New York |
| 33 | Clara V. Hague | 41 | Wife | — | Kentucky |
| 34 | Esther C. Hague | 22 | Daughter | Stenographer | California |
| 35 | Julia Hood | 68 | Head | — | Missouri |
| 36 | Sarah E. Clark | 64 | Head | — | Ireland |
| 37 | Walter M. Clark THIS PERSON | 41 | Son | Mechanic | Colorado |
| 38 | Thomas J. Connegan | 57 | Head | Attendant | Ireland |
| 39 | Margaret Connegan | 54 | Wife | — | Ireland |
| 40 | Mark J. Woodliff | 57 | Head | Surgeon | Michigan |
| 41 | Ada M. Woodliff | 56 | Wife | — | Michigan |
| 42 | Julian J. Kekuleka | 28 | Head | Painter | Colorado |
| 43 | Nellie M. Kekuleka | 44 | Wife | — | Missouri |
| 44 | Agnes M. Fields | 42 | Head | Cook | Montana |
| 45 | Leo J. Fields | 19 | Son | Mechanic | Colorado |
| 46 | Arthur L. Fields | 17 | Son | — | Colorado |
| 47 | Velma R. Fields | 16 | Daughter | — | Colorado |
| 48 | Elsa J. Fields | 10 | Daughter | — | Virginia |
| 49 | Beulah M. Fields | 4 | Daughter | — | Colorado |
| 50 | Martha Easter | 41 | Head | Laundress | Missouri |
Pedigree Summary
Walter
Gen 1 · 1 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)