Starting a side business doesn’t require a bank loan or a big financial cushion. Many profitable small ventures can be launched with a modest investment, especially if you’re willing to trade time and effort for lower upfront costs. Below are ten side businesses you can realistically start with under $500, along with what you’ll likely spend, what you might earn, and how to take the first concrete step this month.
1. Freelance Writing or Editing
If you can write clearly, there’s demand for blog posts, product descriptions, and business copy. This is one of the lowest-cost businesses to start because your main tools are a laptop and an internet connection, both of which you probably already own.
Startup Costs
- Portfolio website or profile on a freelance platform: $0–$100
- Writing software or grammar tools: $0–$50
First Steps This Month
Write two or three sample pieces to showcase your style, create a profile on a freelance marketplace, and pitch five small businesses directly by email. Rates for beginners vary widely, so treat your first few projects as a way to build references rather than to maximize income.
2. Pet Sitting or Dog Walking
Pet care businesses have low barriers to entry and can be started in your own neighborhood without any special certification in most areas.
Startup Costs
- Leashes, waste bags, treats: $50–$100
- Basic liability insurance: $100–$200 per year
- Flyers or local listing fees: $0–$50
First Steps This Month
Register on a pet-sitting app, post in local community groups, and ask neighbors with pets if they’d like a trial walk. Word of mouth tends to be the biggest driver of repeat clients in this business.
3. Resale and Flipping
Buying underpriced items at thrift stores, garage sales, or clearance sections and reselling them online is a well-established way to generate extra income with minimal starting capital.
Startup Costs
- Initial inventory: $100–$300
- Shipping supplies: $30–$50
- Selling platform fees: variable, usually a percentage of each sale
First Steps This Month
Pick one category you understand well, such as vintage clothing or electronics, and source ten items to list. Track your costs carefully so you know your actual margin after fees and shipping.
4. Cleaning Services
Residential cleaning remains in steady demand, and you can start with equipment you likely already own.
Startup Costs
- Cleaning supplies: $50–$150
- Business cards or basic marketing: $20–$50
- Insurance: $100–$300 per year
First Steps This Month
Offer a discounted first cleaning to two or three households to build reviews, then ask satisfied clients for referrals. Many cleaners find that recurring weekly or biweekly clients provide more stable income than one-off jobs.
5. Social Media Management for Small Businesses
Many local businesses know they need a social media presence but don’t have the time or skill to manage it themselves.
Startup Costs
- Scheduling software: $0–$30 per month
- Basic design tool subscription: $0–$15 per month
First Steps This Month
Approach a local shop or restaurant you already frequent and offer to manage their accounts for a trial period. Use the results as a case study to pitch additional clients.
6. Tutoring
If you have expertise in a subject, whether academic or a skill like a musical instrument, tutoring can be started almost immediately with no inventory required.
Startup Costs
- Teaching materials: $0–$100
- Listing on a tutoring platform: $0–$50
First Steps This Month
Decide on your subject area and target age group, then list your services on a tutoring platform or in local parent groups. Setting a clear, simple rate structure makes it easier for prospective clients to say yes.
7. Handmade Goods on Etsy or Similar Marketplaces
If you already make things like candles, jewelry, or printables, turning that hobby into a business mainly requires materials and a listing fee.
Startup Costs
- Materials for initial inventory: $100–$250
- Marketplace listing and transaction fees: variable
- Packaging: $20–$50
First Steps This Month
Create ten to fifteen listings with clear photos and honest descriptions. Pricing should account for materials, your time, and platform fees, not just the cost of supplies.
8. Lawn Care and Yard Work
Seasonal yard work is a practical option if you already own basic equipment or can borrow it while you get started.
Startup Costs
- Basic tools (if not already owned): $150–$400
- Flyers and local ads: $20–$50
First Steps This Month
Offer your services to neighbors before investing in additional equipment, and reinvest early earnings into better tools as demand grows.
9. Virtual Assistant Services
Small business owners and busy professionals often need help with scheduling, email management, or data entry, and this work can be done entirely remotely.
Startup Costs
- Reliable computer and internet: often already owned
- Productivity software: $0–$30 per month
First Steps This Month
List the specific tasks you’re comfortable handling, then reach out to small business owners in your network or on freelance platforms. Being specific about your services, rather than offering vague “general help,” tends to attract better-fit clients.
10. Photography for Local Events
If you already own a decent camera or even a capable smartphone, offering photography for small events, headshots, or product photos can be a low-cost way to start.
Startup Costs
- Basic lighting equipment: $50–$200
- Editing software: $0–$30 per month
- Portfolio website: $0–$100
First Steps This Month
Offer a few free or discounted shoots to build a portfolio, then use those images to market to paying clients such as local businesses needing product photography.
Setting Realistic Expectations
Income from any of these ventures depends heavily on the time you invest, your local market, and how consistently you market your services. Most side businesses take a few months to build steady demand, and early income is often modest while you establish a reputation. It helps to track your expenses and hours from the start, so you have a clear picture of your actual hourly return once fees, supplies, and time are accounted for.
Conclusion
You don’t need significant capital to test a business idea. Each of the options above can be started with under $500, and several can be started for far less if you already own basic equipment. The most reliable way to figure out which idea suits you is to pick one, take the first small step this month, and adjust based on what you learn from actual customers rather than assumptions.