Kyustendil Province (SW Bulgaria)
Kyustendil
Kyustendil is one of Bulgaria's oldest — and least commercialised — spa towns. Set in a fruit- growing valley near the Macedonian and Serbian borders, it has been a bathing town since antiquity, when the Romans built Pautalia around its hot springs. For travellers who want thermal water with real history and few crowds, this is the place.
Roman Pautalia
The Romans developed Pautalia under Emperor Trajan (98–117 AD), and its thermae covered around 1,000 m² with sophisticated hypocaust under-floor heating — the second-largest Roman bath complex in Bulgaria, after Odessus (Varna). The town was later the Byzantine and medieval Velbazhd (famous for the 1330 battle), then renamed Kyustendil under Ottoman rule, after the feudal lord Konstantin Dragash.
The mineral water — and what it's good for
Kyustendil is generously watered: around 40 natural springs plus a dozen wells, at 26–76 °C. The water is a hydrocarbonate-sulphate-sodium type, fresh (≤1 g/L), moderately alkaline (pH ~8.5–9), with fluoride (~9 mg/L), hydrogen sulphide (9–11 mg/L) and silica. It's used for drinking cures, baths, pools, irrigation and inhalation therapy — for musculoskeletal, gynaecological and respiratory complaints. Treat this as background, not medical advice.
Where to stay
Kyustendil has spa hotels old and new, including the well-known Hisarlaka area above town. Browse the hotels below; verify prices and treatments directly.
Best time to visit
Year-round, with spring blossom (this is "the orchard of Bulgaria") and golden autumn especially lovely.
Combine your trip
Climb to the Hisarlaka fortress and forest park above town, see the medieval Pirgova Tower and the famous Vladimir Dimitrov–Maistora art gallery, hike the Osogovo mountain, or detour to the rock-hewn frescoes of Zemen Monastery.
Known for
Getting there
Kyustendil lies about 90 km south-west of Sofia, near the Macedonian and Serbian borders. Trains and buses run from Sofia (around 1½–2 hours); by car it's straightforward via the Struma motorway and Dupnitsa. Nearest airport: Sofia.
Free & public baths
Public mineral baths & fountains
Free: thermal drinking fountains in the town centre. Low-cost: Kyustendil keeps a tradition of public mineral baths (including historic bath-houses) and inexpensive pools. Day passes: spa hotels also sell mineral-pool entry for a fraction of a room rate, so a budget stay can still mean a top-hotel soak. (Verify current venues and entry fees locally.)
Hotels in Kyustendil
Spa and thermal hotels in this destination, compiled from public information.

Strimon Garden Medical SPA Hotel
Strimon Garden is Kyustendil's leading five-star medical spa hotel, in a balneo town that has drawn cure-seekers since Roman Pautalia 25 centuries ago. The spa and the water Its spa is built around a graded set of mineral pools: a year-round outdoor pool (~30 °C), an indoor pool and a Roman pool (~34 °C), and a traditional hot "topilo" plunge (~45 °C), alongside a sauna, fitness and a full treatment programme. Kyustendil's water is a hot, sulphur- and fluoride-rich hydrocarbonate-sulphate-sodium type used by bath, drinking cure and inhalation — for musculoskeletal, gynaecological and respiratory conditions. The pool temperature ladder lets you move from gentle to genuinely hot in one visit. Who it suits Travellers who want a polished, treatment-capable five-star in an authentic, uncrowded spa town — good for a proper balneo course as much as a relaxing weekend. What guests say Recent guests rate it well (see the rating panel): the mineral pools, the central location and the spa lead the praise; the most common caveat is that parts of the hotel could use renovation, and smoking policies divide opinion.
from €150 / night

Park Hotel Kyustendil
Park Hotel Kyustendil sits in the wooded Hisarlaka park, on the slopes of Osogovo above town — a calm, green setting by the fortress and forest trails, away from the streets. The spa and the water Its substantial spa zone runs on the town's hot mineral water, tapped at up to 73 °C and tempered for bathing: an indoor mineral pool, a thermal plunge ("topilo"), a children's pool, a Roman bath with air jets, a contrast pool, Finnish and infrared saunas, a steam bath and a salt room. Kyustendil's sulphur- and fluoride-rich hydrocarbonate-sulphate-sodium water is used by bathing, drinking and inhalation for musculoskeletal, gynaecological and respiratory conditions. The forest-park position is the differentiator — spa plus nature, with the Roman heritage close by. Who it suits Couples and families who want a green, quieter base for combining the spa with walking, the fortress and the town's heritage — strong value for a four-star. What guests say Recent guests rate it well (see the rating panel): the friendly staff, the breakfast, the mineral pool and the value lead the praise; the recurring caveats are limited parking, modest dinner options and periodic spa renovation works.
from €60 / night
Frequently asked questions
What is Kyustendil known for?+
Being ancient Pautalia — home to Bulgaria's second-largest Roman baths — and an authentic, uncrowded spa town with ~40 hot springs.
How hot are Kyustendil's springs?+
From 26 °C to 76 °C, from around 40 natural springs plus wells.
What is the mineral water good for?+
A sulphur- and fluoride-rich, moderately alkaline water used for drinking cures, baths, pools and inhalation — for musculoskeletal, gynaecological and respiratory conditions. Consult a doctor for therapy.
What are the best spa hotels in Kyustendil?+
Spa hotels in town and around the Hisarlaka area above it. See the hotels on this page.
What's near Kyustendil?+
The Hisarlaka fortress and forest park, the medieval Pirgova Tower, the Maistora art gallery, Osogovo mountain and Zemen Monastery.
How do I get to Kyustendil?+
About 90 km south-west of Sofia by train, bus or car (1½–2 hours).







