Palmbrook Funding, a small-business funding broker in Rapid City, South Dakota, is at 510 1/2 St Joseph St in Pennington County, which had 4,137 employer establishments in 2023 and 10,204 businesses without employees in 2024 (U.S. Census Bureau). This page sets out employer sizes, ZIP 57701 sectors, self-employment and permit data, and how to reach the office.
| Office address | 510 1/2 St Joseph St, ZIP 57701, Pennington County, SD |
|---|---|
| Employer establishments | 4,137 in the county, 2023 (Census CBP) |
| Fewer than five employees | 2,222 of them, 53.7% |
| Businesses without employees | 10,204 in 2024 (Census NES) |
| ZIP 57701 employers | 1,957 in 2023 (Census ZBP) |
Where 510 1/2 St Joseph St sits
The office address geocodes inside Rapid City, SD city limits, in Census Tract 102.02 of Pennington County, in ZIP 57701 (U.S. Census Geocoder, accessed 2026-10-16). Rapid City, SD shares its name with a small community in Michigan, which is why every page here writes the state.
Rapid City's land spreads over three ZIP codes: 42.0 percent of it lies in 57701, 37.3 percent in 57702 and 20.7 percent in 57703 (Census 2020 ZIP-to-place relationship file). The reverse matters too: only 44.0 percent of ZIP 57701's land is inside the city, so a 57701 mailing address does not prove a business is within city limits.
Pennington County, SD employers by size
| Employees | Establishments |
|---|---|
| 1 to 4 | 2,222 |
| 5 to 9 | 764 |
| 10 to 19 | 567 |
| 20 to 49 | 404 |
| 50 to 99 | 120 |
| 100 to 249 | 46 |
| 250 to 499 | 10 |
| 500 to 999 | 3 |
Source: U.S. Census Bureau, County Business Patterns 2023. Establishments are physical locations, so a company with two shops counts twice. Together these employers had 52,402 employees in the March 2023 pay period and $2.68 billion in annual payroll.
ZIP 57701 around St Joseph St
ZIP 57701 held 1,957 employer establishments with 30,311 employees in 2023, and 45.4 percent had fewer than five employees, a smaller share than the county's 53.7 percent.
| Sector | Establishments | Share under 5 employees |
|---|---|---|
| Retail trade | 360 | 31.1% |
| Accommodation and food services | 251 | 23.5% |
| Health care and social assistance | 249 | 43.8% |
| Other services | 207 | 54.6% |
| Construction | 174 | 61.5% |
| Professional, scientific and technical services | 145 | 61.4% |
| Real estate and rental and leasing | 114 | 78.1% |
| Finance and insurance | 108 | 50.0% |
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023.
Self-employed residents of Rapid City, SD
An estimated 10.3 percent (plus or minus 1.5 points) of employed Rapid City, SD residents were self-employed in 2020 to 2024: 4.5 percent in their own incorporated business and 5.8 percent unincorporated. The county figure was 10.9 percent (plus or minus 1.3) and South Dakota's 12.1 percent (plus or minus 0.4). The margins overlap, so these figures do not show the city as lower than the state (American Community Survey 2020-2024 5-year estimates, table B24080).
Unincorporated owners usually borrow in their own names, which is why partners look closely at personal credit for sole proprietors.
Where the county's payroll goes
Retail trade had the most employer establishments in Pennington County in 2023 (585), but health care and social assistance had the largest payroll, $711.0 million across 458 establishments and 11,398 employees. Construction counted 519 establishments and $306.2 million in payroll; accommodation and food services 436 establishments (U.S. Census Bureau, County Business Patterns 2023).
Our lending partners concentrate on construction, restaurants, medical and dental practices, and retail and wholesale. The sector pages show how each trade's cash cycle shapes the right product.
Residential permits in Pennington County, SD
Builders in the county were authorized to start 563 new privately owned housing units in 2025, down from 1,183 in 2024 and 1,428 in 2023. Of the 2025 units, 465 were single-family (U.S. Census Bureau, Building Permits Survey). These count new homes only, not commercial work or remodels, but they matter to the county's contractors and suppliers.
What the numbers mean for a funding request
A county dominated by small employers produces small, specific requests: a payroll bridge, one machine, a stock order, a fit-out. Most fit working capital, equipment financing or one of the other four options. The blog applies these numbers to single decisions: leasing office space, hiring a first employee, opening a second location and opening a retail store.
Local records and contacts
The City of Rapid City's official website is rcgov.org (checked 2026-10-16). Owners looking for a business directory, the local business press, commercial real estate or a business for sale will find those through private listings and local organisations rather than through us; we do not broker property or business sales.
Zoning, building codes and city licensing questions are covered in the Rapid City, SD license and zoning guide, and free advising options in the Black Hills resource directory.
Reaching Palmbrook Funding
Palmbrook Funding is at 510 1/2 St Joseph St, Rapid City, SD 57701; call (605) 443-7379. Businesses in nearby towns work with us by phone and online; the communities we work with are listed by county. About Palmbrook explains our role, and the contact page has every way to reach us.
Rapid City, SD sectors our partners fund
For Rapid City, SD owners, Palmbrook Funding focuses on the sectors our lending partners have confirmed they fund: contractors and construction trades, restaurants and food service, medical and dental practices and retailers and wholesalers that carry stock. Approval is never automatic for any sector.
Documents to have ready
- Business checking statements covering roughly the last quarter or two
- Your most recent business tax return
- Current financial statements: profit and loss plus a balance sheet
- Government-issued ID for each owner
- Proof of ownership and business registration
- A simple schedule of current business debt and monthly payments
No two partners ask for exactly the same file, so use this as a checklist rather than a rule.
How a request moves forward
- You call (605) 443-7379 or send the short form (name, contact details and business name). When we speak, we ask what the money is for, how long you have been in business and roughly what the business brings in.
- You hear which options match the need and what a partner will likely want to review. We submit nothing without your approval.
- Once you agree, the request goes to partners that provide that type of funding. The credit decision belongs to each partner.
- When an offer arrives, weigh its full cost, how payments are scheduled and the conditions. Accepting is entirely your choice.
Our office is at 510 1/2 St Joseph St, Rapid City, SD 57701.
By Palmbrook Funding · Updated