State Comparison

South Dakota LLC vs Delaware LLC (2026)

Compare South Dakota LLC vs Delaware LLC on filing fees, taxes, privacy laws, and annual costs. Find out which state is actually better for your business.

By Edmond Hui · Last updated: August 13, 2026

For most businesses, forming an LLC in South Dakota beats Delaware. South Dakota runs $205 in year one and $55/yr after; Delaware runs $510 and $400/yr. See the full breakdown below.

Verdict: South Dakota wins for most businesses

For most South Dakota-based businesses, forming locally in South Dakota is the smarter choice. You avoid paying fees in two states and managing compliance in both. Delaware only makes sense if your business genuinely operates there or your investors require a Delaware entity, and even then the total costs deserve a hard look.

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FactorSouth DakotaDelaware
Filing Fee$150$110
Processing TimeNot published by the stateNot published by the state
Annual Report Fee$55None ($400/yr entity tax instead)
Annual Report DueAnniversary monthNone required
State Income TaxNoYes
Anonymous LLCNoYes
Publication RequirementNoNo
Foreign LLC Cost (if forming out-of-state)N/A, you're in your home state$750 + registered agent ~$150/yr

Full fee breakdown for either state: South Dakota LLC cost and Delaware LLC cost.

Business Climate: South Dakota vs Delaware

FactorSouth DakotaDelaware
5-year business survival rate52.7% (#19 of 51)48.1% (#37 of 51)
Business application growth (2026 YTD (Jan to Jul) vs 2025 YTD (same months))+15.4% YoY (#47 of 51 by volume)+2.5% YoY (#33 of 51 by volume)

Sources: U.S. Bureau of Labor Statistics, Business Employment Dynamics · U.S. Census Bureau, Business Formation Statistics (BFS)

See the full 50-state survival ranking.

Compare LLC Costs: South Dakota vs Delaware

SD

South Dakota

✓ Cheaper Long-Term
Formation fee$150
Annual report fee$55
State entity taxNone
Report dueAnniversary month
Processing timeNot published by the state
Late penalty$55
DE

Delaware

✓ Cheaper Upfront
Formation fee$110
Annual report feeNo report required
State entity tax$400/yr, Annual LLC Tax (alternative entity tax)
Report dueNone required
Processing timeNot published by the state
Late penaltyN/A
Total Cost
South Dakota
Delaware
1 Year
$205
$510
3 Years
$315
$1,310
5 Years
$425
$2,110

Costs include every mandatory state charge: the filing fee, the report fee (annualised where a state files biennially), any state entity-level tax shown in its own row above, a one-time publication cost where a state requires publication, and any one-time registration charge a state requires before the LLC may trade. Annualising makes the 1, 3 and 5 year rows a cost of ownership rather than a payment schedule: a biennial state charges its whole report fee in the years it falls due and nothing in between. Entity-level taxes that only apply after a corporate election, or above an owner or income threshold, are excluded and flagged on the state's own cost page. New York's publication cost is carried at a $250 floor, roughly $200 of newspaper cost in a low-cost county plus the $50 Certificate of Publication fee. No county-clerk-designated New York City newspaper publishes a rate card, so the four-figure NYC estimates in wide circulation cannot be traced to a primary source and are not asserted here; budget for materially more than the floor if you file in a NYC county. Montana's annual report is free when filed by April 15 and $35 after, a waiver the Secretary of State applies at its discretion. Every fee was verified against the state's own fee schedule, statute, or revenue authority on 29 July 2026. Excludes registered agent and legal fees. For informational purposes only, not legal or tax advice.

Filing Fees & Formation Costs

South Dakota charges $150 to form an LLC, while Delaware charges $110. Delaware is $40 cheaper upfront. The cost that usually gets overlooked: if you form in Delaware but operate in South Dakota, you must also register as a foreign LLC in South Dakota (a $750 filing) and maintain a registered agent in Delaware (typically around $150 per year). That puts the realistic first-year cost of the Delaware route at roughly $1,010, versus $150 for simply forming in South Dakota. Speed isn't a basis for choosing between them: neither South Dakota nor Delaware publishes a standard processing time, so any figure comparing the two is guesswork.

Taxes: South Dakota vs Delaware

South Dakota has no personal income tax, while Delaware taxes individual income. Since pass-through LLC profits are taxed where you live and operate, a South Dakota-based owner keeps South Dakota's no-income-tax benefit either way. Forming in Delaware adds no tax advantage. Delaware LLCs owe a flat $400 annual LLC tax (no report required).

Privacy & Asset Protection

Delaware allows anonymous LLC formation. Member and manager names don't appear on routine public filings. Delaware's Certificate of Formation requires no member or manager names, and LLCs file no annual report, so ownership never appears on a public filing. South Dakota doesn't offer that same privacy. South Dakota's annual report confirms the LLC's ownership/management each year on the public record. Both states provide charging-order protection for LLC members, and for most small businesses the practical difference in asset protection between the two is minimal. One important caveat: if you register your Delaware LLC as a foreign LLC in South Dakota, that South Dakota registration is itself a public record, which can undercut much of the privacy benefit for a business that operates in South Dakota.

Annual Maintenance Costs

South Dakota LLCs file an annual report ($55, due in the anniversary month), and Delaware LLCs file no annual report at all. If you form in Delaware while operating in South Dakota, you maintain filings in both states, Delaware asks for no report, but South Dakota still wants its equivalent for your foreign registration, and pay a Delaware registered agent roughly $150 per year. Counting report fees, the agent and any entity-level tax, that brings the Delaware route to roughly $605 a year, versus about $55 to keep a domestic South Dakota LLC in good standing. The tax inside those totals: Delaware LLCs owe a flat $400 annual LLC tax (no report required).

When Delaware Actually Makes Sense

Forming in Delaware makes sense in a few specific situations: you need anonymous ownership. South Dakota puts owner or manager information on public filings and Delaware doesn't (usually via a holding company, since operating in South Dakota still requires a public foreign registration there), you're raising venture capital or institutional investment. Many investors specifically prefer or require Delaware entities, your business genuinely operates in Delaware, with a real office, employees, or property there, or you're relocating to Delaware in the near future and accept taking on Delaware's personal income tax, which South Dakota doesn't levy. For a typical small business based in South Dakota, none of these usually apply. Registering a Delaware LLC to do business back home means $750 in South Dakota foreign-registration fees, on top of Delaware's $110 formation fee, while South Dakota's own annual report runs $55 a year and is due in the anniversary month. When in doubt, form where you actually do business.

Frequently Asked Questions

Comparison chart of forming an LLC in South Dakota versus Delaware, contrasting filing fees, annual report cost and ongoing obligations across 8 factors. On balance this guide favours South Dakota.
South Dakota and Delaware side by side on the factors that decide where to form. Source: MyStateLLC 50-state cost dataset, verified against each Secretary of State's published fee schedule, July 2026.

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