Which has lower income tax, Costa Rica or Singapore?

Singapore has the lower effective income tax on a $100k single-resident profile in 2026: Costa Rica ~28.3% vs Singapore ~7.5% on the default schedule (before any special regimes).

What's the effective tax rate at $100k in Costa Rica vs Singapore?

On the default progressive schedule, a $100k single resident pays an effective rate of ~28.3% in Costa Rica and ~7.5% in Singapore for the 2026 tax year. Special regimes can lower these significantly.

How many days to become tax resident of Costa Rica vs Singapore?

Costa Rica: 183+ days of physical presence. Singapore: 183+ days of physical presence.

Does Costa Rica or Singapore have a better special regime for expats?

Costa Rica has a dedicated ICP regime (Costa Rica Digital Nomad Visa, 0%); Singapore has none currently modeled, so the default schedule applies there.

Does Costa Rica or Singapore tax foreign income?

Costa Rica uses a territorial system — only locally-sourced income is taxed. Singapore uses a territorial system — only locally-sourced income is taxed.

Which currency does Costa Rica vs Singapore use?

Costa Rica uses CRC (₡); Singapore uses SGD (S$).

Home/Compare/Costa Rica vs Singapore · $100,000#CMP-96006

ParametersFromCosta Rica→ToSingaporeGross$100,000FilingSinglePeriodFY 2026

Residency model

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§ 01 · The verdict

Singapore leaves you with $3,170 more per year — a 3.5% net advantage over Costa Rica on a $100,000 gross.

The gap is driven by the headline tax structure — no special regime applied. Both countries are indicated in USD at the displayed FX.

Net delta · annual

+$3,170

in favour of Singapore

Monthly

+$264

Over 5 yrs

+$15,850

Rate gap

3.2 pp

Confidence

High

CR·San JoséCRC → USD @ 0.0020

Costa Rica

Costa Rica Digital Nomad Visa

Effective tax rate

10.7%

on $100,000 gross

Net take-home

$89,330

$7,444 / month

Statutory deductionsUSD

Personal income tax dn_visa · 0% flat	—
Social security 10.7% employee · uncapped	$10,670
Total deductions	$10,670
Gross income	$100,000
Net take-home	$89,330

SG·SingaporeSGD → USD @ 0.7463

Singapore

Standard tax (no special regime)

Effective tax rate

7.5%

on $100,000 gross

Net take-home

$92,500

$7,708 / month

Statutory deductionsUSD

Personal income tax progressive · top 24%	$7,500
Social security no statutory contribution	—
Total deductions	$7,500
Gross income	$100,000
Net take-home	$92,500

§ 02 · Where the paycheck goes

Flow of $100,000.

Width of each segment is its share of gross. NET segment is what crosses the finish line into the user's account.

Costa Rica10.7% effective

$0 → $100,000

Social · $10,670

NET · $89,330

Singapore7.5% effective

$0 → $100,000

NET · $92,500

Income tax (PIT)Social chargeNet take-home

Δ net+$3,170·3.5% advantage SI

§ 03 · Full ledger

Line-item reconciliation.

All amounts USD · FY2026

Instrument	Costa Rica · USD	Singapore · USD	Δ (SG − CR)
I. Personal income tax
Personal income tax CRdn_visa · 0% flatSGprogressive · top 24%	—	$7,500	+$7,500
subtotal · personal income tax	$0	$7,500	+$7,500
II. Mandatory social security & health
CCSS ~10.67%. CR10.7% · uncappedSG—	$10,670	—	−$10,670
subtotal · mandatory social security & health	$10,670	$0	−$10,670
Total deductions	$10,670	$7,500	−$3,170
Effective rate	10.7%	7.5%	-3.2 pp
Gross income	$100,000	$100,000	—
Net take-home	$89,330	$92,500	+$3,170
Table 1 · Statutory deductions, single-filer remote worker, FY2026 indicative. All amounts in USD. n/a where instrument does not apply.

§ 04 · Cost-of-living adjusted · secondary

And once the paycheck has to buy something.

We treat this section as secondary — the tax model is precise; the price model is a survey instrument with wider error bars.

PPP basis · NYC = 100	Costa Rica	Singapore	Δ
Cost-of-living index Indicative · placeholder until COL table ships	55.0	88.0	+33.0 pts
Nominal net (annual) From the engine — exact	$89,330	$92,500	+$3,170
Real net · Costa Rica basket	$89,330	$57,813	−$31,517

Real purchasing power · annual

Net take-home, re-expressed in Costa Rica-basket dollars.

Costa Rica

$89,330

nominal $89,330

Singapore

$57,813

nominal $92,500

Real delta · annual

+$31,518

a 54.5% advantage to Costa Rica once basket prices are normalised.

Indicative only — wider error bars than the tax model.

§ 05 · Methodology & sources

How this comparison was built.

Every line above can be traced to a primary instrument. We publish the model; you may toggle its parameters.

Read the full note ↗

Costa Rica · source instruments

Personal income tax code · brackets 2026
Social-insurance contribution schedule 2026
Costa Rica Digital Nomad Visa · Min income $3,000/month ($4,000 with dependents); 2-year vi…

Singapore · source instruments

Personal income tax code · brackets 2026
Social-insurance contribution schedule 2026
No special regimes recorded for this jurisdiction.

Model assumptions

01.Single filer, no dependents. Joint and head-of-household calculations not yet modeled.
02.Income treated as employment, not self-employed unless explicitly set.
03.Special regimes assumed eligible where the headline criteria fit; otherwise the standard schedule applies.
04.FX held constant at the displayed static rate across the period.
05.No equity, RSU, capital gains, or carried interest.
06.No treaty offsets applied — see HOME model for the US-resident case.
07.Filing status assumed Single. Joint and head-of-household calculations not yet modeled.
08.Tax year 2026 with 2025 transitional rates where applicable.

Last refreshed · Thu, 21 May 2026 14:04:46 GMT

Engine v0.1.0

Confidence · High (CR), High (SG)

Cite this comparison ↗

Disclaimer — Comparely publishes modelled estimates for informational purposes and does not constitute legal, tax, accounting, or immigration advice. Statutory rates, social-charge ceilings, FX, and elective regimes change. Eligibility for any special regime is subject to qualifying conditions beyond income alone. Consult a qualified adviser before acting on any figure displayed.

§ 06 · Related pairs

Other jurisdictions worth a glance.

4 pairs