San Martín de los Andes vs Arequipa
In short
Calculated from the figures below, with no overall “who wins” score.
Rent
✓in San Martín de los Andes cheaper — −30%
Ready-made house
✓in Arequipa cheaper — −7%
In numbers
Exchange rate as of the date each figure was checked.
House or apartment rent
per month✓San Martín de los Andes≈ $547–772ARS 850k – 1.2Mcheaper by 30%Arequipa≈ $585–1,290S/ 2,000–4,420Family budget, other calculation
per monthSan Martín de los Andes≈ $1,140ARS 1,784,886Arequipa≈ $1,030S/ 3,504Precipitation
per yearSan Martín de los Andes1,500 mm1,500 mmArequipa94.6 mm94.6 mmReady-made house
purchaseSan Martín de los Andes$295–400k$295–400k✓Arequipa$157–490k$157–490kcheaper by 7%
By topic
A quick look at each city. Details and sources are on the city page.
Housing
San Martín de los Andes
In the eastern suburb, 2 bedrooms are about ARS 1.0 million a month, a 120 m² house is USD 1,200 plus expensas. The center and prestigious neighborhoods go up to USD 2,500/month. Listings are few.
SpecialistLong-term rental listings — Zonaprop, Mercado Libre, local agencies · checked 30 Aug 2026
The most expensive land among the cities checked: Las Nalcas, USD 37–55k for 1,000–1,180 m² with underground utilities; good plots near town, about USD 95k for 800 m².
SpecialistListings for land and houses for sale — Zonaprop, Mercado Libre, Argenprop · checked 1 Sep 2026
A decent 105 m² house is about USD 295k, a 120 m² house in the center about USD 400k. The expensive segment is noticeably higher.
SpecialistListings for land and houses for sale — Zonaprop, Mercado Libre, Argenprop · checked 1 Sep 2026
Arequipa
A three-bedroom apartment in Yanahuara or Cayma is 2000–4400 soles a month, most often 2500–3000 (about 700–900 dollars). Building maintenance fees on top.
SpecialistUrbania: apartments for rent in Yanahuara · checked 29 Sep 2026
A three-bedroom apartment in Cayma by listings: 157–490k dollars, median about 225k. Sellers quote prices in dollars.
SpecialistUrbania: apartments for sale in Cayma · checked 29 Sep 2026
Money and prices
San Martín de los Andes
Regional estimate: the minimum food basket for a family of four in Patagonia is ARS 708,288 a month (June 2026). This is not a measurement in the city itself.
OfficialIPIEC (Tierra del Fuego) - Evolución de las canastas básicas, región Patagonia, first half of 2026 · checked 1 Oct 2026
Regional estimate: the poverty line excluding rent for a family of four is ARS 1,784,886 a month (June 2026, Patagonia). Add rent on top. Not a measurement in the city.
OfficialIPIEC (Tierra del Fuego) - Evolución de las canastas básicas, región Patagonia, first half of 2026 · checked 1 Oct 2026
Arequipa
The average resident of the region spends 876 soles a month, which for a family of four is about 3500. Rent alone for a three-bedroom apartment in Cayma is 2500–3000.
OfficialINEI: Arequipa, statistical compendium 2025 · checked 29 Sep 2026
A rough guide is about 830 soles a month for a family of four: food accounts for 23.7% of the urban price basket, and average spending per person is 876 soles.
OfficialINEI: Arequipa, statistical compendium 2025 · checked 29 Sep 2026
Family and kids
San Martín de los Andes
From 2026, public kindergartens are being converted into Escuelas Infantiles with younger age groups; Jardín Nº12 has already enrolled a sala de 2. The best of the cities checked for early childhood.
OfficialState kindergartens in San Martín are moving to the Escuelas Infantiles format · checked 31 Aug 2026
Arequipa
The most expensive schools in the city charged 750–1775 soles a month in 2024. In 80% of private schools the fee is below 400 soles a month.
SpecialistEncuentro: 80% of private schools in Arequipa charge under 400 soles, table of monthly fees 2023-2024 from Identicole · checked 29 Sep 2026
Almost every second pupil in Arequipa attends a private school: 47% across the two city education authorities, 54% in the northern one (2024 census).
OfficialINEI: Arequipa, statistical compendium 2025 · checked 29 Sep 2026
Healthcare
San Martín de los Andes
Hospital Dr. Ramón Carrillo works as a regional hospital; in 2026 specialist positions are still being filled.
OfficialBoletín Oficial Neuquén — staffing of Hospital Ramón Carrillo, 2026 · checked 27 Aug 2026
Arequipa
The city is at 2335 m, just below the CDC altitude sickness threshold (2450 m). For children the CDC sees no particular risk, and it advises caution with infants under 6 weeks.
OfficialCDC Yellow Book: high-altitude travel and altitude sickness · checked 29 Sep 2026
The level III public hospital Honorio Delgado: paediatrics, neonatology, intensive care, neurosurgery, oncology. The social insurer EsSalud has 29 facilities in the region.
OfficialHospital Regional III Honorio Delgado: website and list of services · checked 29 Sep 2026
Transport
San Martín de los Andes
Chapelco (Aviador Carlos Campos) on RN 40 between San Martín and Junín, serving both towns. Regular flights: Aerolíneas Argentinas.
OfficialAviador Carlos Campos airport (Chapelco) · checked 27 Aug 2026
Arequipa
The airport is 8 km from the centre and is open between 5 and 22 hours. The departures board on 29 September 2026 showed 22 departures: 20 to Lima and 2 to Cusco, with no international ones.
SpecialistAeropuertos Andinos del Perú: Arequipa airport and departures board · checked 29 Sep 2026
Climate
San Martín de los Andes
About 1,500 mm a year, 1–10 °C by day in winter, 9–27 °C in summer. 10–40 km further east it is noticeably drier, while the Andes remain close.
OfficialSan Martín de los Andes municipal tourism — climate · checked 27 Aug 2026
Arequipa
In winter it is about 5.5 degrees at night and 21–22 during the day. Daytime temperature is almost the same all year round, with a day-night difference of 13–16 degrees.
OfficialWMO, World Weather Information Service: climate normals of Arequipa · checked 29 Sep 2026
About 95 mm a year, and almost all of it in January–March. From April to November, 0 to 2 mm a month falls.
OfficialWMO, World Weather Information Service: climate normals of Arequipa · checked 29 Sep 2026
Even in July, SENAMHI forecast an ultraviolet index of 8–12 for Arequipa, from “very high” to “extreme”. The weather service advises staying out of the sun from 9 to 16.
SpecialistInfobae: SENAMHI warns of extreme ultraviolet in the southern sierra, 4-6 July 2026 · checked 29 Sep 2026
Safety
San Martín de los Andes
SEGEMAR 2025: floods and slope movements; on the Ruta de los Siete Lagos the main risk is landslides, mudflows and rockfalls. In July 2026 a slide of mud and rocks closed RN 40.
OfficialSEGEMAR 2025 — hazard map of the San Martín / Villa La Angostura area · checked 28 Aug 2026
Neuquén province in 2025: 5.7 per 100k, the highest of all provinces (average 3.6), up 32.5% from 2024. The figure is driven by the provincial capital; there is no separate data for San Martín.
OfficialSNIC — Informe del Sistema Nacional de Información Criminal, year 2025, table 5 (intentional homicides by province) · checked 9 Sep 2026
Arequipa
IGP calls Misti the most dangerous volcano in Peru: more than a million people live on its slopes and around it. The last eruption was in the fifteenth century.
OfficialIGP: volcanic Arequipa, 5 facts about active volcanoes · checked 29 Sep 2026
The 2001 earthquake of magnitude 8.2 caused shaking of intensity VIII on the Mercalli scale in Arequipa. According to IGP, about 30% of the energy off the southern coast has still not been released.
OfficialIGP: memories of the earthquake that will happen again (Arequipa, 2001) · checked 29 Sep 2026
Internet and phone
San Martín de los Andes
COTESMA fiber up to 1,000 Mbps, with symmetric connections and a rural service available. The best of the cities checked, but check coverage by the exact address.
SpecialistCOTESMA — internet and coverage maps · checked 2 Sep 2026
Arequipa
Movistar sells home fibre at 400 Mbit/s for 89.90 soles a month, 79.90 for the first two months. Arequipa is on Movistar's list of fibre zones.
SpecialistMovistar Perú: “Solo internet” plans · checked 29 Sep 2026
Services
San Martín de los Andes
Piped gas is supplied by Camuzzi, which has accepted connection requests again since 5 January 2026. Tariff from 1 August 2026: ARS 250.11 per m³ plus a fixed part, before taxes. Electricity: EPEN.
SpecialistCamuzzi — gas connections resume in the Cordillera · checked 1 Oct 2026
Arequipa
For consumption above 140 kWh, electricity costs 0.66 soles per kWh plus 3.60 soles a month, without IGV tax. 200 kWh is about 136 soles before tax.
OfficialSEAL: tariff schedule No. 003-2026 for end users, from 4 February 2026 · checked 29 Sep 2026
Water and sewerage: the first 10 m³ at 1.65 soles, then 2.96 and 6.00. A bill for 15 m³ is about 41 soles with tax; this is a calculation based on the SEDAPAR tariff.
OfficialSunass: resolution 00146-2025-SUNASS-CD, SEDAPAR tariff structure for year 5 of the 2021-2026 period · checked 30 Sep 2026
There is no piped gas concessionaire in Arequipa; the network is being built under the state Bonogas programme in five districts. The rest cook on cylinders, and we did not find their price.
OfficialMINEM: first stage of gas network construction in Arequipa, Moquegua and Tacna (Sur Oeste concession) · checked 30 Sep 2026

