U Náhonu 231, 513 01 Semily

House · Semily · Liberecký kraj

RÚIAN code16841735
ID2e0dde21
Updated30 September 2026

Summary

House at U Náhonu 231, 513 01 Semily, Liberecký kraj. Built in 1920–1945, has 2 floors, underground included, covers 120 m² of ground. Its measured height is 11.5 m. Dwellings: 2. Its building code in RÚIAN, the Czech register of addresses and buildings, is 16841735.

Year built: 1920–1945
Floors (incl. underground): 2
Footprint area (m²): 120
Height (m): 11.5

~ estimate · “unknown”: in no record of the building

Building

Use: House
Year built: 1920–1945
Floors (incl. underground): 2
Dwellings: 2
Floor area (m²): unknown
Building code (RÚIAN): 16841735
Building ID: 2e0dde21-78ca-412f-833b-742e5a92dc0d
Updated: 30 September 2026

Shape and roof

Footprint area (m²): 120
Height (m): 11.5 measured
Volume (m³): ~1,107
Roof shape: unknown

Outline · seen from above, north up

Risks

Flood zone: outside mapped flood zones

Location

The building and its neighbours · seen from above, north up · U Náhonu highlighted this building same street other buildings

Street: U Náhonu
Number: 231
Municipality: Semily
Region: Liberecký kraj
Postcode: 513 01
Coordinates (lat, lon): 50.60175, 15.33685
Buildings on the street: 2

Buildings in Semily: statistics

Comparisons

Height, against Semily: taller than 87% of the buildings in Semily with a measured height

Year built in Semily1,355 buildings with the value known

Year built in Semily
before 1920		174
1920–1945		258 (this building)
1946–1960		97
1961–1970		115
1971–1980		185
1981–1990		144
1991–2000		128
2001–2010		153
2011 or later		101

Older than 68% of them, newer than 13%.

Floors in Semily1,580 buildings with the value known

Floors in Semily
1 floor		470
2 floors		826 (this building)
3 floors		170
4 floors		61
5 floors		15
6 floors		19
7 floors		3
8 floors		6
9 floors		6
10+ floors		4

30% have fewer floors, 52% as many.

Companies and solar panels

Companies registered at this address: 2
Solar panel check: not checked yet

Company names, the solar panel check on dated imagery and export are in the app.

Nearby

Other buildings on U Náhonu

Address	Built	Floors
U Náhonu 86, 513 01 Semily before 1920 · 2 floors	before 1920	2 floors

Buildings nearby

Address	Built	Floors	Distance
Sokolská 85, 513 01 Semily 1920–1945 · 2 floors	1920–1945	2 floors	23 m
28. října 61, 513 01 Semily 1939 · 4 floors	1939	4 floors	24 m
Sokolská 90, 513 01 Semily 2006 · 1 floor	2006	1 floor	27 m
Sokolská 97, 513 01 Semily 1971–1980 · 2 floors	1971–1980	2 floors	31 m
Sokolská 95, 513 01 Semily before 1920 · 1 floor	before 1920	1 floor	31 m
Husova 83, 513 01 Semily 1981–1990 · 2 floors	1981–1990	2 floors	32 m
Koštofranská 99, 513 01 Semily 2010 · 2 floors	2010	2 floors	42 m
28. října 607, 513 01 Semily 1920–1945 · 3 floors	1920–1945	3 floors	48 m
28. října 614, 513 01 Semily 1920–1945 · 3 floors	1920–1945	3 floors	48 m
Komenského náměstí 108, 513 01 Semily before 1920 · 3 floors	before 1920	3 floors	52 m
Koštofranská 228, 513 01 Semily 1946–1960 · 3 floors	1946–1960	3 floors	55 m
Mizerova 605, 513 01 Semily 1920–1945 · 2 floors	1920–1945	2 floors	57 m
Koštofranská 100, 513 01 Semily 1946–1960 · 3 floors	1946–1960	3 floors	57 m
Čapkova 81, 513 01 Semily before 1920 · 2 floors	before 1920	2 floors	61 m
Komenského náměstí 109, 513 01 Semily before 1920 · 3 floors	before 1920	3 floors	62 m
Husova 80, 513 01 Semily before 1920 · 2 floors	before 1920	2 floors	68 m
Jílovecká 191, 513 01 Semily 2005 · 2 floors	2005	2 floors	72 m
Sokolská 418, 513 01 Semily before 1920 · 3 floors	before 1920	3 floors	79 m
Husova 79, 513 01 Semily before 1920 · 4 floors	before 1920	4 floors	85 m
Na Obci 253, 513 01 Semily 1991–2000 · 1 floor	1991–2000	1 floor	87 m

Questions

When was the building at U Náhonu 231, Semily built?

The building at U Náhonu 231, Semily was built in 1920–1945.

How many floors does the building at U Náhonu 231, Semily have?

The building at U Náhonu 231, Semily has 2 floors, underground included.

What is the RÚIAN building code of U Náhonu 231, Semily?

The building’s code in RÚIAN, the Czech register of addresses and buildings, is 16841735. The official record opens from the “Building” table.

The same data, from your AI assistant or the API

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API

This building’s record as JSON:

curl "https://api.baseray.ai/v1/buildings/2e0dde21-78ca-412f-833b-742e5a92dc0d" \
  -H "Authorization: Bearer $BASERAY_API_KEY"

const response = await fetch("https://api.baseray.ai/v1/buildings/2e0dde21-78ca-412f-833b-742e5a92dc0d", {
  headers: { Authorization: `Bearer ${process.env.BASERAY_API_KEY}` },
});
const building = await response.json();

import os
import requests

response = requests.get(
    "https://api.baseray.ai/v1/buildings/2e0dde21-78ca-412f-833b-742e5a92dc0d",
    headers={"Authorization": f"Bearer {os.environ['BASERAY_API_KEY']}"},
    timeout=30,
)
building = response.json()

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